* avi: use stream_*, some clean and reordering.
[vlc.git] / modules / demux / avi / avi.c
index 6bb52d6..2cfa68e 100644 (file)
@@ -2,7 +2,7 @@
  * avi.c : AVI file Stream input module for vlc
  *****************************************************************************
  * Copyright (C) 2001 VideoLAN
- * $Id: avi.c,v 1.56 2003/08/20 01:10:54 fenrir Exp $
+ * $Id: avi.c,v 1.57 2003/08/22 20:31:47 fenrir Exp $
  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
  *
  * This program is free software; you can redistribute it and/or modify
  * Preamble
  *****************************************************************************/
 #include <stdlib.h>                                      /* malloc(), free() */
-#include <string.h>                                              /* strdup() */
-#include <errno.h>
-#include <sys/types.h>
 
 #include <vlc/vlc.h>
 #include <vlc/input.h>
-
-#include "vlc_video.h"
+#include "ninput.h"
+#include "codecs.h"
 
 #include "libavi.h"
 
 #endif
 #include "avi.h"
 
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int    AVIInit   ( vlc_object_t * );
-static void __AVIEnd    ( vlc_object_t * );
-static int    AVISeek   ( input_thread_t *, mtime_t, int );
-static int    AVIDemux_Seekable  ( input_thread_t * );
-static int    AVIDemux_UnSeekable( input_thread_t *p_input );
-
-#define AVIEnd(a) __AVIEnd(VLC_OBJECT(a))
-#define FREE( p ) if( p ) { free( p ); (p) = NULL; }
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
+static int  Open   ( vlc_object_t * );
+static void Close  ( vlc_object_t * );
+
 vlc_module_begin();
     add_category_hint( N_("avi-demuxer"), NULL, VLC_TRUE );
         add_bool( "avi-interleaved", 0, NULL,
@@ -67,1364 +56,1232 @@ vlc_module_begin();
 
     set_description( N_("AVI demuxer") );
     set_capability( "demux", 212 );
-    set_callbacks( AVIInit, __AVIEnd );
+    set_callbacks( Open, Close );
 vlc_module_end();
 
-static vlc_fourcc_t GetFOURCC( byte_t *p_buff )
-{
-    return VLC_FOURCC( p_buff[0], p_buff[1], p_buff[2], p_buff[3] );
-}
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+static int    Seek            ( input_thread_t *, mtime_t, int );
+static int    Demux_Seekable  ( input_thread_t * );
+static int    Demux_UnSeekable( input_thread_t *p_input );
+
+#define FREE( p ) if( p ) { free( p ); (p) = NULL; }
+#define __ABS( x ) ( (x) < 0 ? (-(x)) : (x) )
 
 static inline off_t __EVEN( off_t i )
 {
     return (i & 1) ? i + 1 : i;
 }
 
-#define __ABS( x ) ( (x) < 0 ? (-(x)) : (x) )
-
-/* read data in a pes */
-static int input_ReadInPES( input_thread_t *p_input,
-                            pes_packet_t **pp_pes,
-                            size_t i_size )
-{
-    pes_packet_t *p_pes;
-    data_packet_t *p_data;
+static mtime_t AVI_PTSToChunk( avi_stream_t *, mtime_t i_pts );
+static mtime_t AVI_PTSToByte ( avi_stream_t *, mtime_t i_pts );
+static mtime_t AVI_GetDPTS   ( avi_stream_t *, int i_count );
+static mtime_t AVI_GetPTS    ( avi_stream_t *p_info );
 
 
-    if( !(p_pes = input_NewPES( p_input->p_method_data ) ) )
-    {
-        pp_pes = NULL;
-        return -1;
-    }
+static int AVI_StreamChunkFind( input_thread_t *, unsigned int i_stream );
+static int AVI_StreamChunkSet( input_thread_t *,
+                               unsigned int i_stream, unsigned int i_ck );
+static int AVI_StreamBytesSet( input_thread_t *,
+                               unsigned int i_stream, off_t   i_byte );
 
-    *pp_pes = p_pes;
+vlc_fourcc_t AVI_FourccGetCodec( unsigned int i_cat, vlc_fourcc_t );
+static int   AVI_GetKeyFlag( vlc_fourcc_t , uint8_t * );
 
-    if( !i_size )
-    {
-        p_pes->p_first =
-            p_pes->p_last  =
-                input_NewPacket( p_input->p_method_data, 0 );
-        p_pes->i_nb_data = 1;
-        p_pes->i_pes_size = 0;
-        return 0;
-    }
+static vlc_bool_t AVI_Interleaved( input_thread_t *p_input );
 
-    p_pes->i_nb_data = 0;
-    p_pes->i_pes_size = 0;
+static int AVI_PacketGetHeader( input_thread_t *p_input, avi_packet_t *p_pk );
+static int AVI_PacketNext( input_thread_t *p_input );
+static int AVI_PacketRead( input_thread_t   *p_input,
+                           avi_packet_t     *p_pk,
+                           pes_packet_t     **pp_pes );
+static int AVI_PacketSearch( input_thread_t *p_input );
 
-    while( p_pes->i_pes_size < i_size )
-    {
-        int i_read;
+static void AVI_IndexLoad( input_thread_t *p_input );
+static void AVI_IndexCreate( input_thread_t *p_input );
+static void AVI_IndexAddEntry( demux_sys_t *, int, AVIIndexEntry_t * );
 
-        i_read = input_SplitBuffer(p_input,
-                                   &p_data,
-                                   __MIN( i_size -
-                                          p_pes->i_pes_size, 2048 ) );
-        if( i_read <= 0 )
-        {
-            /* should occur only with EOF and max allocation reached 
-             * it safer to  return an error */
-            /* free pes */
-            input_DeletePES( p_input->p_method_data, p_pes );
-            return -1;
-        }
+static mtime_t  AVI_MovieGetLength( input_thread_t * );
 
-        if( !p_pes->p_first )
-        {
-            p_pes->p_first = p_data;
-        }
-        else
-        {
-            p_pes->p_last->p_next = p_data;
-        }
-        p_pes->p_last = p_data;
-        p_pes->i_nb_data++;
-        p_pes->i_pes_size += i_read;
-    }
+/*****************************************************************************
+ * Stream management
+ *****************************************************************************/
+static vlc_bool_t AVI_StreamStart ( input_thread_t *, int );
+static void       AVI_StreamStop  ( input_thread_t *, int );
+static int        AVI_StreamSeek  ( input_thread_t *, int, mtime_t );
+static int        AVI_StreamStopFinishedStreams( input_thread_t *);
 
+/*****************************************************************************
+ * Open: check file and initializes AVI structures
+ *****************************************************************************/
+static int Open( vlc_object_t * p_this )
+{
+    input_thread_t *    p_input = (input_thread_t *)p_this;
+    avi_chunk_t         ck_riff;
+    avi_chunk_list_t    *p_riff = (avi_chunk_list_t*)&ck_riff;
+    avi_chunk_list_t    *p_hdrl, *p_movi;
+#if 0
+    avi_chunk_list_t    *p_INFO;
+    avi_chunk_strz_t    *p_name;
+#endif
+    avi_chunk_avih_t    *p_avih;
+    demux_sys_t *p_avi;
+    es_descriptor_t *p_es = NULL; /* avoid warning */
+    unsigned int i;
+#ifdef __AVI_SUBTITLE__
+    mtime_t i_microsecperframe = 0; // for some subtitle format
+#endif
 
-    return p_pes->i_pes_size;
-}
+    vlc_bool_t b_stream_audio, b_stream_video;
+    uint8_t  *p_peek;
 
-/* check if the file is interleaved */
-static vlc_bool_t AVI_Interleaved( input_thread_t *p_input );
 
-/* Test if it seems that it's a key frame */
-static int AVI_GetKeyFlag( vlc_fourcc_t i_fourcc, uint8_t *p_byte )
-{
-    switch( i_fourcc )
+    /* Is it an avi file ? */
+    if( input_Peek( p_input, &p_peek, 12 ) < 12 )
     {
-        case FOURCC_DIV1:
-            /* we have:
-             *  startcode:      0x00000100   32bits
-             *  framenumber     ?             5bits
-             *  piture type     0(I),1(P)     2bits
-             */
-            if( GetDWBE( p_byte ) != 0x00000100 )
-            {
-                /* it's not an msmpegv1 stream, strange...*/
-                return AVIIF_KEYFRAME;
-            }
-            else
-            {
-                return p_byte[4] & 0x06 ? 0 : AVIIF_KEYFRAME;
-            }
-        case FOURCC_DIV2:
-        case FOURCC_DIV3:   // wmv1 also
-            /* we have
-             *  picture type    0(I),1(P)     2bits
-             */
-            return p_byte[0] & 0xC0 ? 0 : AVIIF_KEYFRAME;
-        case FOURCC_mp4v:
-            /* we should find first occurence of 0x000001b6 (32bits)
-             *  startcode:      0x000001b6   32bits
-             *  piture type     0(I),1(P)     2bits
-             */
-            if( GetDWBE( p_byte ) != 0x000001b6 )
-            {
-                /* not true , need to find the first VOP header */
-                return AVIIF_KEYFRAME;
-            }
-            else
-            {
-                return p_byte[4] & 0xC0 ? 0 : AVIIF_KEYFRAME;
-            }
-        default:
-            /* I can't do it, so say yes */
-            return AVIIF_KEYFRAME;
+        msg_Err( p_input, "cannot peek()" );
+        return VLC_EGENERIC;
     }
-}
-
-vlc_fourcc_t AVI_FourccGetCodec( unsigned int i_cat, vlc_fourcc_t i_codec )
-{
-    switch( i_cat )
+    if( strncmp( &p_peek[0], "RIFF", 4 ) || strncmp( &p_peek[8], "AVI ", 4 ) )
     {
-        case AUDIO_ES:
-            wf_tag_to_fourcc( i_codec, &i_codec, NULL );
-            return i_codec;
-
-        case VIDEO_ES:
-            // XXX DIV1 <- msmpeg4v1, DIV2 <- msmpeg4v2, DIV3 <- msmpeg4v3, mp4v for mpeg4
-            switch( i_codec )
-            {
-                case FOURCC_DIV1:
-                case FOURCC_div1:
-                case FOURCC_MPG4:
-                case FOURCC_mpg4:
-                    return FOURCC_DIV1;
-                case FOURCC_DIV2:
-                case FOURCC_div2:
-                case FOURCC_MP42:
-                case FOURCC_mp42:
-                case FOURCC_MPG3:
-                case FOURCC_mpg3:
-                    return FOURCC_DIV2;
-                case FOURCC_div3:
-                case FOURCC_MP43:
-                case FOURCC_mp43:
-                case FOURCC_DIV3:
-                case FOURCC_DIV4:
-                case FOURCC_div4:
-                case FOURCC_DIV5:
-                case FOURCC_div5:
-                case FOURCC_DIV6:
-                case FOURCC_div6:
-                case FOURCC_AP41:
-                case FOURCC_3IV1:
-                case FOURCC_3iv1:
-                case FOURCC_3IVD:
-                case FOURCC_3ivd:
-                case FOURCC_3VID:
-                case FOURCC_3vid:
-                    return FOURCC_DIV3;
-                case FOURCC_DIVX:
-                case FOURCC_divx:
-                case FOURCC_MP4S:
-                case FOURCC_mp4s:
-                case FOURCC_M4S2:
-                case FOURCC_m4s2:
-                case FOURCC_xvid:
-                case FOURCC_XVID:
-                case FOURCC_XviD:
-                case FOURCC_DX50:
-                case FOURCC_mp4v:
-                case FOURCC_4:
-                case FOURCC_3IV2:
-                case FOURCC_3iv2:
-                    return FOURCC_mp4v;
-            }
-        default:
-            return VLC_FOURCC( 'u', 'n', 'd', 'f' );
+        msg_Warn( p_input, "avi module discarded (invalid header)" );
+        return VLC_EGENERIC;
     }
-}
-
-static void AVI_ParseStreamHeader( vlc_fourcc_t i_id,
-                                   int *pi_number, int *pi_type )
-{
-#define SET_PTR( p, v ) if( p ) *(p) = (v);
-    int c1, c2;
 
-    c1 = ((uint8_t *)&i_id)[0];
-    c2 = ((uint8_t *)&i_id)[1];
+    /* Initialize input  structures. */
+    p_avi = p_input->p_demux_data = malloc( sizeof(demux_sys_t) );
+    memset( p_avi, 0, sizeof( demux_sys_t ) );
+    p_avi->i_time = 0;
+    p_avi->i_pcr  = 0;
+    p_avi->i_movi_lastchunk_pos = 0;
+    p_avi->b_odml = VLC_FALSE;
+    p_avi->b_interleaved = VLC_FALSE;
 
-    if( c1 < '0' || c1 > '9' || c2 < '0' || c2 > '9' )
+    /* Create stream facilities */
+    if( ( p_avi->s = stream_OpenInput( p_input ) ) == NULL )
     {
-        SET_PTR( pi_number, 100 ); /* > max stream number */
-        SET_PTR( pi_type, UNKNOWN_ES );
+        msg_Err( p_input, "cannot create stream_t" );
+        free( p_avi );
+        return VLC_EGENERIC;
     }
-    else
+    stream_Control( p_avi->s, STREAM_CAN_FASTSEEK, &p_avi->b_seekable );
+
+    p_input->pf_demux = Demux_Seekable;
+    /* For unseekable stream, automaticaly use Demux_UnSeekable */
+    if( !p_avi->b_seekable || config_GetInt( p_input, "avi-interleaved" ) )
     {
-        SET_PTR( pi_number, (c1 - '0') * 10 + (c2 - '0' ) );
-        switch( VLC_TWOCC( ((uint8_t *)&i_id)[2], ((uint8_t *)&i_id)[3] ) )
-        {
-            case AVITWOCC_wb:
-                SET_PTR( pi_type, AUDIO_ES );
-                break;
-            case AVITWOCC_dc:
-            case AVITWOCC_db:
-                SET_PTR( pi_type, VIDEO_ES );
-                break;
-            default:
-                SET_PTR( pi_type, UNKNOWN_ES );
-                break;
-        }
+        p_input->pf_demux = Demux_UnSeekable;
     }
-#undef SET_PTR
-}
-
-static int AVI_PacketGetHeader( input_thread_t *p_input, avi_packet_t *p_pk )
-{
-    uint8_t  *p_peek;
 
-    if( input_Peek( p_input, &p_peek, 16 ) < 16 )
+    if( AVI_ChunkReadRoot( p_avi->s, &p_avi->ck_root ) )
     {
+        msg_Err( p_input, "avi module discarded (invalid file)" );
         return VLC_EGENERIC;
     }
-    p_pk->i_fourcc  = GetFOURCC( p_peek );
-    p_pk->i_size    = GetDWLE( p_peek + 4 );
-    p_pk->i_pos     = AVI_TellAbsolute( p_input );
-    if( p_pk->i_fourcc == AVIFOURCC_LIST || p_pk->i_fourcc == AVIFOURCC_RIFF )
-    {
-        p_pk->i_type = GetFOURCC( p_peek + 8 );
-    }
-    else
+
+    if( AVI_ChunkCount( &p_avi->ck_root, AVIFOURCC_RIFF ) > 1 )
     {
-        p_pk->i_type = 0;
-    }
+        unsigned int i_count =
+            AVI_ChunkCount( &p_avi->ck_root, AVIFOURCC_RIFF );
 
-    memcpy( p_pk->i_peek, p_peek + 8, 8 );
+        msg_Warn( p_input, "multiple riff -> OpenDML ?" );
+        for( i = 1; i < i_count; i++ )
+        {
+            avi_chunk_list_t *p_avix;
 
-    AVI_ParseStreamHeader( p_pk->i_fourcc, &p_pk->i_stream, &p_pk->i_cat );
-    return VLC_SUCCESS;
-}
+            p_avix = AVI_ChunkFind( &p_avi->ck_root, AVIFOURCC_RIFF, i );
+            if( p_avix->i_type == AVIFOURCC_AVIX )
+            {
+                msg_Warn( p_input, "detected OpenDML file" );
+                p_avi->b_odml = VLC_TRUE;
+                break;
+            }
+        }
+    }
 
-static int AVI_PacketNext( input_thread_t *p_input )
-{
-    avi_packet_t    avi_ck;
+    p_riff  = AVI_ChunkFind( &p_avi->ck_root, AVIFOURCC_RIFF, 0 );
+    p_hdrl  = AVI_ChunkFind( p_riff, AVIFOURCC_hdrl, 0 );
+    p_movi  = AVI_ChunkFind( p_riff, AVIFOURCC_movi, 0 );
+#if 0
+    p_INFO  = AVI_ChunkFind( p_riff, AVIFOURCC_INFO, 0 );
+    p_name  = AVI_ChunkFind( p_INFO, AVIFOURCC_INAM, 0 );
+#endif
 
-    if( AVI_PacketGetHeader( p_input, &avi_ck ) )
+    if( !p_hdrl || !p_movi )
     {
-        return VLC_EGENERIC;
+        msg_Err( p_input, "avi module discarded (invalid file)" );
+        goto error;
     }
-    //msg_Dbg( p_input, "skip %4.4s:%4.4s", (char*)&avi_ck.i_fourcc, (char*)&avi_ck.i_type );
 
-    if( avi_ck.i_fourcc == AVIFOURCC_LIST && ( avi_ck.i_type == AVIFOURCC_rec || avi_ck.i_type == AVIFOURCC_movi ) )
+    if( !( p_avih = AVI_ChunkFind( p_hdrl, AVIFOURCC_avih, 0 ) ) )
     {
-        return AVI_SkipBytes( p_input, 12 );
+        msg_Err( p_input, "cannot find avih chunk" );
+        goto error;
     }
-    else if( avi_ck.i_fourcc == AVIFOURCC_RIFF && avi_ck.i_type == AVIFOURCC_AVIX )
+    p_avi->i_streams = AVI_ChunkCount( p_hdrl, AVIFOURCC_strl );
+    if( p_avih->i_streams != p_avi->i_streams )
     {
-        return AVI_SkipBytes( p_input, 24 );
+        msg_Warn( p_input,
+                  "found %d stream but %d are declared",
+                  p_avi->i_streams,
+                  p_avih->i_streams );
     }
-    else
+    if( p_avi->i_streams == 0 )
     {
-        return AVI_SkipBytes( p_input, __EVEN( avi_ck.i_size ) + 8 );
+        msg_Err( p_input, "no stream defined!" );
+        goto error;
     }
-}
-static int AVI_PacketRead( input_thread_t   *p_input,
-                           avi_packet_t     *p_pk,
-                           pes_packet_t     **pp_pes )
-{
-    size_t i_size;
-    vlc_bool_t b_pad;
 
-    i_size = __EVEN( p_pk->i_size + 8 );
-    b_pad  = ( i_size != p_pk->i_size + 8 );
-
-    if( input_ReadInPES( p_input, pp_pes, i_size ) != (ssize_t)i_size )
+    /*  create one program */
+    vlc_mutex_lock( &p_input->stream.stream_lock );
+    if( input_InitStream( p_input, 0 ) == -1)
     {
-        return VLC_EGENERIC;
+        vlc_mutex_unlock( &p_input->stream.stream_lock );
+        msg_Err( p_input, "cannot init stream" );
+        goto error;
     }
-    (*pp_pes)->p_first->p_payload_start += 8;
-    (*pp_pes)->i_pes_size -= 8;
-
-    if( b_pad )
+    if( input_AddProgram( p_input, 0, 0) == NULL )
     {
-        (*pp_pes)->p_last->p_payload_end--;
-        (*pp_pes)->i_pes_size--;
+        vlc_mutex_unlock( &p_input->stream.stream_lock );
+        msg_Err( p_input, "cannot add program" );
+        goto error;
     }
+    p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
+    p_input->stream.i_mux_rate = 0; /* Fixed later */
+    vlc_mutex_unlock( &p_input->stream.stream_lock );
 
-    return VLC_SUCCESS;
-}
+    /* print informations on streams */
+    msg_Dbg( p_input, "AVIH: %d stream, flags %s%s%s%s ",
+             p_avi->i_streams,
+             p_avih->i_flags&AVIF_HASINDEX?" HAS_INDEX":"",
+             p_avih->i_flags&AVIF_MUSTUSEINDEX?" MUST_USE_INDEX":"",
+             p_avih->i_flags&AVIF_ISINTERLEAVED?" IS_INTERLEAVED":"",
+             p_avih->i_flags&AVIF_TRUSTCKTYPE?" TRUST_CKTYPE":"" );
+    {
+        input_info_category_t *p_cat = input_InfoCategory( p_input, _("Avi") );
+        input_AddInfo( p_cat, _("Number of Streams"), "%d", p_avi->i_streams );
+        input_AddInfo( p_cat, _("Flags"), "%s%s%s%s",
+                       p_avih->i_flags&AVIF_HASINDEX?" HAS_INDEX":"",
+                       p_avih->i_flags&AVIF_MUSTUSEINDEX?" MUST_USE_INDEX":"",
+                       p_avih->i_flags&AVIF_ISINTERLEAVED?" IS_INTERLEAVED":"",
+                       p_avih->i_flags&AVIF_TRUSTCKTYPE?" TRUST_CKTYPE":"" );
+    }
 
-static int AVI_PacketSearch( input_thread_t *p_input )
-{
-    demux_sys_t     *p_avi = p_input->p_demux_data;
+    /* now read info on each stream and create ES */
+    p_avi->pp_info = calloc( p_avi->i_streams,
+                            sizeof( avi_stream_t* ) );
+    memset( p_avi->pp_info,
+            0,
+            sizeof( avi_stream_t* ) * p_avi->i_streams );
 
-    avi_packet_t    avi_pk;
-    for( ;; )
+    for( i = 0 ; i < p_avi->i_streams; i++ )
     {
-        if( AVI_SkipBytes( p_input, 1 ) )
+        avi_chunk_list_t    *p_avi_strl;
+        avi_chunk_strh_t    *p_avi_strh;
+        avi_chunk_strf_auds_t    *p_avi_strf_auds;
+        avi_chunk_strf_vids_t    *p_avi_strf_vids;
+        int     i_init_size;
+        void    *p_init_data;
+#define p_info  p_avi->pp_info[i]
+        p_info = malloc( sizeof(avi_stream_t ) );
+        memset( p_info, 0, sizeof( avi_stream_t ) );
+
+        p_avi_strl = AVI_ChunkFind( p_hdrl, AVIFOURCC_strl, i );
+        p_avi_strh = AVI_ChunkFind( p_avi_strl, AVIFOURCC_strh, 0 );
+        p_avi_strf_auds = (void*)
+            p_avi_strf_vids = (void*)
+                AVI_ChunkFind( p_avi_strl, AVIFOURCC_strf, 0 );
+
+        if( !p_avi_strl || !p_avi_strh ||
+                ( !p_avi_strf_auds && !p_avi_strf_vids ) )
         {
-            return VLC_EGENERIC;
+            msg_Warn( p_input, "stream[%d] incomplete", i );
+            continue;
         }
-        AVI_PacketGetHeader( p_input, &avi_pk );
-        if( avi_pk.i_stream < p_avi->i_streams &&
-            ( avi_pk.i_cat == AUDIO_ES || avi_pk.i_cat == VIDEO_ES ) )
+
+        /* *** Init p_info *** */
+        p_info->i_rate  = p_avi_strh->i_rate;
+        p_info->i_scale = p_avi_strh->i_scale;
+        p_info->i_samplesize = p_avi_strh->i_samplesize;
+        msg_Dbg( p_input, "stream[%d] rate:%d scale:%d samplesize:%d",
+                 i,
+                 p_info->i_rate, p_info->i_scale, p_info->i_samplesize );
+        switch( p_avi_strh->i_type )
         {
-            return VLC_SUCCESS;
+            case( AVIFOURCC_auds ):
+                p_info->i_cat = AUDIO_ES;
+                p_info->i_fourcc =
+                    AVI_FourccGetCodec( AUDIO_ES,
+                                        p_avi_strf_auds->p_wf->wFormatTag );
+                p_info->i_codec  = p_info->i_fourcc;
+                i_init_size = p_avi_strf_auds->i_chunk_size;
+                p_init_data = p_avi_strf_auds->p_wf;
+                msg_Dbg( p_input, "stream[%d] audio(0x%x) %d channels %dHz %dbits",
+                        i,
+                        p_avi_strf_auds->p_wf->wFormatTag,
+                        p_avi_strf_auds->p_wf->nChannels,
+                        p_avi_strf_auds->p_wf->nSamplesPerSec,
+                        p_avi_strf_auds->p_wf->wBitsPerSample );
+                {
+                    char psz_cat[ sizeof("Stream") + 10 ];
+                    input_info_category_t *p_cat;
+                    sprintf( psz_cat, _("Stream %d"), i );
+                    p_cat = input_InfoCategory( p_input, psz_cat );
+                    input_AddInfo( p_cat, _("Type"), "Audio(0x%x)",
+                                   p_avi_strf_auds->p_wf->wFormatTag );
+                    input_AddInfo( p_cat, _("Codec"), "%4.4s",
+                                   (const char*)&(p_info->i_codec) );
+                    input_AddInfo( p_cat, _("FOURCC"), "0x%x",
+                                   p_info->i_codec );
+                    input_AddInfo( p_cat, _("Channels"), "%d",
+                                   p_avi_strf_auds->p_wf->nChannels );
+                    input_AddInfo( p_cat, _("Sample Rate"), "%d",
+                                   p_avi_strf_auds->p_wf->nSamplesPerSec );
+                    if( p_avi_strf_auds->p_wf->wBitsPerSample > 0
+                        && p_info->i_scale != 0 )
+                    {
+                        input_AddInfo( p_cat, _("Bits Per Sample"), "%d",
+                                       p_avi_strf_auds->p_wf->wBitsPerSample );
+                        input_AddInfo( p_cat, _("Audio Bitrate"), "%d",
+                                       p_info->i_samplesize * p_info->i_rate
+                                       / p_info->i_scale );
+                    }
+                }
+                break;
+
+            case( AVIFOURCC_vids ):
+                p_info->i_cat = VIDEO_ES;
+                /* XXX quick hack for playing ffmpeg video, I don't know
+                    who is doing something wrong */
+                p_info->i_samplesize = 0;
+                p_info->i_fourcc = p_avi_strf_vids->p_bih->biCompression;
+                p_info->i_codec =
+                    AVI_FourccGetCodec( VIDEO_ES, p_info->i_fourcc );
+                i_init_size = p_avi_strf_vids->i_chunk_size;
+                p_init_data = p_avi_strf_vids->p_bih;
+                msg_Dbg( p_input, "stream[%d] video(%4.4s) %dx%d %dbpp %ffps",
+                        i,
+                         (char*)&p_avi_strf_vids->p_bih->biCompression,
+                         p_avi_strf_vids->p_bih->biWidth,
+                         p_avi_strf_vids->p_bih->biHeight,
+                         p_avi_strf_vids->p_bih->biBitCount,
+                         (float)p_info->i_rate /
+                             (float)p_info->i_scale );
+                {
+                    char psz_cat[ sizeof("Stream") + 10 ];
+                    input_info_category_t *p_cat;
+                    sprintf( psz_cat, "Stream %d", i );
+                    p_cat = input_InfoCategory( p_input, psz_cat );
+                    input_AddInfo( p_cat, _("Type"), _("Video") );
+                    input_AddInfo( p_cat, _("Codec"), "%4.4s",
+                                   (const char*)&(p_info->i_codec) );
+                    input_AddInfo( p_cat, _("FOURCC"), "0x%x",
+                                   p_info->i_codec );
+                    input_AddInfo( p_cat, _("Resolution"), "%dx%d",
+                                   p_avi_strf_vids->p_bih->biWidth,
+                                   p_avi_strf_vids->p_bih->biHeight );
+                    input_AddInfo( p_cat, _("Frame Rate"), "%f",
+                                   (float)p_info->i_rate /
+                                       (float)p_info->i_scale );
+                    input_AddInfo( p_cat, _("Bits Per Pixel"), "%d",
+                                   p_avi_strf_vids->p_bih->biBitCount );
+                }
+#ifdef __AVI_SUBTITLE__
+                if( i_microsecperframe == 0 )
+                {
+                    i_microsecperframe = (mtime_t)1000000 *
+                                         (mtime_t)p_info->i_scale /
+                                         (mtime_t)p_info->i_rate;
+                }
+#endif
+                break;
+            default:
+                msg_Warn( p_input, "stream[%d] unknown type", i );
+                p_info->i_cat = UNKNOWN_ES;
+                i_init_size = 0;
+                p_init_data = NULL;
+                {
+                    char psz_cat[32]; /* We'll clip i just in case */
+                    input_info_category_t *p_cat;
+                    sprintf( psz_cat, "Stream %d", __MIN( i, 100000 ) );
+                    p_cat = input_InfoCategory( p_input, psz_cat );
+                    input_AddInfo( p_cat, _("Type"), _("Unknown") );
+                }
+                break;
         }
-        switch( avi_pk.i_fourcc )
+        p_info->b_activated = VLC_FALSE;
+        /* add one ES */
+        vlc_mutex_lock( &p_input->stream.stream_lock );
+        p_info->p_es =
+            p_es = input_AddES( p_input, p_input->stream.p_selected_program,
+                                1+i, p_info->i_cat, NULL, 0 );
+        vlc_mutex_unlock( &p_input->stream.stream_lock );
+        p_es->i_stream_id =i; /* XXX: i don't use it */
+        p_es->i_fourcc = p_info->i_fourcc;
+        if( p_es->i_cat == AUDIO_ES )
         {
-            case AVIFOURCC_JUNK:
-            case AVIFOURCC_LIST:
-            case AVIFOURCC_RIFF:
-            case AVIFOURCC_idx1:
-                return VLC_SUCCESS;
+            if( i_init_size < (int)sizeof( WAVEFORMATEX ) )
+            {
+                i_init_size = sizeof( WAVEFORMATEX );
+            }
+            p_es->p_waveformatex = malloc( i_init_size );
+            memcpy( p_es->p_waveformatex, p_init_data, i_init_size );
+        }
+        else if( p_es->i_cat == VIDEO_ES )
+        {
+            p_es->p_bitmapinfoheader = malloc( i_init_size );
+            memcpy( p_es->p_bitmapinfoheader, p_init_data, i_init_size );
         }
+#undef p_info
     }
-}
 
+#ifdef __AVI_SUBTITLE__
+    if( ( p_avi->p_sub = subtitle_New( p_input, NULL, i_microsecperframe ) ) )
+    {
+        subtitle_Select( p_avi->p_sub );
+    }
+#endif
 
-static void __AVI_AddEntryIndex( avi_stream_t *p_info,
-                                 AVIIndexEntry_t *p_index)
-{
-    if( p_info->p_index == NULL )
+    if( config_GetInt( p_input, "avi-index" ) )
     {
-        p_info->i_idxmax = 16384;
-        p_info->i_idxnb = 0;
-        if( !( p_info->p_index = calloc( p_info->i_idxmax,
-                                  sizeof( AVIIndexEntry_t ) ) ) )
+        if( p_avi->b_seekable )
         {
-            return;
+            AVI_IndexCreate( p_input );
         }
-    }
-    if( p_info->i_idxnb >= p_info->i_idxmax )
-    {
-        p_info->i_idxmax += 16384;
-        if( !( p_info->p_index = realloc( (void*)p_info->p_index,
-                           p_info->i_idxmax *
-                           sizeof( AVIIndexEntry_t ) ) ) )
+        else
         {
-            return;
+            msg_Warn( p_input, "cannot create index (unseekable stream)" );
+            AVI_IndexLoad( p_input );
         }
     }
-    /* calculate cumulate length */
-    if( p_info->i_idxnb > 0 )
+    else
     {
-        p_index->i_lengthtotal =
-            p_info->p_index[p_info->i_idxnb - 1].i_length +
-                p_info->p_index[p_info->i_idxnb - 1].i_lengthtotal;
+        AVI_IndexLoad( p_input );
     }
-    else
+
+    /* *** movie length in sec *** */
+    p_avi->i_length = AVI_MovieGetLength( p_input );
+    if( p_avi->i_length < (mtime_t)p_avih->i_totalframes *
+                          (mtime_t)p_avih->i_microsecperframe /
+                          (mtime_t)1000000 )
     {
-        p_index->i_lengthtotal = 0;
+        msg_Warn( p_input, "broken or missing index, 'seek' will be axproximative or will have strange behavour" );
     }
 
-    p_info->p_index[p_info->i_idxnb] = *p_index;
-    p_info->i_idxnb++;
-
-}
-
-static void AVI_IndexAddEntry( demux_sys_t *p_avi,
-                               int i_stream,
-                               AVIIndexEntry_t *p_index)
-{
-    __AVI_AddEntryIndex( p_avi->pp_info[i_stream],
-                         p_index );
-    if( p_avi->i_movi_lastchunk_pos < p_index->i_pos )
+    /* fix some BeOS MediaKit generated file */
+    for( i = 0 ; i < p_avi->i_streams; i++ )
     {
-        p_avi->i_movi_lastchunk_pos = p_index->i_pos;
-    }
-}
-
-static int AVI_IndexLoad_idx1( input_thread_t *p_input )
-{
-    demux_sys_t *p_avi = p_input->p_demux_data;
-
-    avi_chunk_list_t    *p_riff;
-    avi_chunk_list_t    *p_movi;
-    avi_chunk_idx1_t    *p_idx1;
+        avi_chunk_list_t    *p_avi_strl;
+        avi_chunk_strh_t    *p_avi_strh;
+        avi_chunk_strf_auds_t    *p_avi_strf_auds;
+#define p_stream  p_avi->pp_info[i]
 
-    unsigned int i_stream;
-    unsigned int i_index;
-    off_t        i_offset;
-    unsigned int i;
+        if( p_stream->i_cat != AUDIO_ES )
+        {
+            continue;
+        }
+        if( p_stream->i_idxnb < 1 ||
+            p_stream->i_scale != 1 ||
+            p_stream->i_samplesize != 0 )
+        {
+            continue;
+        }
+        p_avi_strl = AVI_ChunkFind( p_hdrl, AVIFOURCC_strl, i );
+        p_avi_strh = AVI_ChunkFind( p_avi_strl, AVIFOURCC_strh, 0 );
+        p_avi_strf_auds = AVI_ChunkFind( p_avi_strl, AVIFOURCC_strf, 0 );
 
-    p_riff = (avi_chunk_list_t*)AVI_ChunkFind( &p_avi->ck_root,
-                                               AVIFOURCC_RIFF, 0);
+        if( p_avi_strf_auds->p_wf->wFormatTag != WAVE_FORMAT_PCM &&
+            (unsigned int)p_stream->i_rate == p_avi_strf_auds->p_wf->nSamplesPerSec )
+        {
+            int64_t i_track_length =
+                p_stream->p_index[p_stream->i_idxnb-1].i_length +
+                p_stream->p_index[p_stream->i_idxnb-1].i_lengthtotal;
+            mtime_t i_length = (mtime_t)p_avih->i_totalframes *
+                               (mtime_t)p_avih->i_microsecperframe;
 
-    p_idx1 = (avi_chunk_idx1_t*)AVI_ChunkFind( p_riff, AVIFOURCC_idx1, 0);
-    p_movi = (avi_chunk_list_t*)AVI_ChunkFind( p_riff, AVIFOURCC_movi, 0);
+            if( i_length == 0 )
+            {
+                msg_Warn( p_input, "track[%d] cannot be fixed (BeOS MediaKit generated)", i );
+                continue;
+            }
+            p_stream->i_samplesize = 1;
+            p_stream->i_rate       = i_track_length  * (int64_t)1000000/ i_length;
+            msg_Warn( p_input, "track[%d] fixed with rate=%d scale=%d (BeOS MediaKit generated)", i, p_stream->i_rate, p_stream->i_scale );
+        }
+#undef p_stream
+    }
 
-    if( !p_idx1 )
+    vlc_mutex_lock( &p_input->stream.stream_lock );
+    if( p_avi->i_length )
     {
-        msg_Warn( p_input, "cannot find idx1 chunk, no index defined" );
-        return VLC_EGENERIC;
+        p_input->stream.i_mux_rate =
+            p_input->stream.p_selected_area->i_size / 50 / p_avi->i_length;
+
+        p_avi->b_interleaved = AVI_Interleaved( p_input );
+        msg_Dbg( p_input, "interleaved=%s",
+                 p_avi->b_interleaved ? "yes" : "no" );
     }
+    vlc_mutex_unlock( &p_input->stream.stream_lock );
 
-    /* *** calculate offset *** */
-    /* Well, avi is __SHIT__ so test more than one entry 
-     * (needed for some avi files) */
-    i_offset = 0;
-    for( i = 0; i < __MIN( p_idx1->i_entry_count, 10 ); i++ )
+    b_stream_audio = VLC_FALSE;
+    b_stream_video = VLC_FALSE;
+
+    for( i = 0; i < p_avi->i_streams; i++ )
     {
-        if( p_idx1->entry[i].i_pos < p_movi->i_chunk_pos )
+#define tk p_avi->pp_info[i]
+        if( tk->p_es->i_cat == VIDEO_ES && !b_stream_video )
         {
-            i_offset = p_movi->i_chunk_pos + 8;
-            break;
+            b_stream_video = AVI_StreamStart( p_input, i );
         }
+        else if(tk->p_es->i_cat == AUDIO_ES && !b_stream_audio )
+        {
+            b_stream_audio = AVI_StreamStart( p_input, i );
+        }
+#undef tk
     }
 
-    for( i_index = 0; i_index < p_idx1->i_entry_count; i_index++ )
+    if( !b_stream_video )
     {
-        unsigned int i_cat;
+        msg_Warn( p_input, "no video stream found" );
+    }
+    if( !b_stream_audio )
+    {
+        msg_Warn( p_input, "no audio stream found!" );
+    }
 
-        AVI_ParseStreamHeader( p_idx1->entry[i_index].i_fourcc,
-                               &i_stream,
-                               &i_cat );
-        if( i_stream < p_avi->i_streams &&
-            i_cat == p_avi->pp_info[i_stream]->i_cat )
-        {
-            AVIIndexEntry_t index;
-            index.i_id      = p_idx1->entry[i_index].i_fourcc;
-            index.i_flags   =
-                p_idx1->entry[i_index].i_flags&(~AVIIF_FIXKEYFRAME);
-            index.i_pos     = p_idx1->entry[i_index].i_pos + i_offset;
-            index.i_length  = p_idx1->entry[i_index].i_length;
-            AVI_IndexAddEntry( p_avi, i_stream, &index );
-        }
+    vlc_mutex_lock( &p_input->stream.stream_lock );
+    p_input->stream.p_selected_program->b_is_ok = 1;
+    vlc_mutex_unlock( &p_input->stream.stream_lock );
+
+    if( p_avi->b_seekable )
+    {
+        /* we have read all chunk so go back to movi */
+        stream_Seek( p_avi->s, p_movi->i_chunk_pos );
     }
+    /* Skip movi header */
+    stream_Read( p_avi->s, NULL, 12 );
+
+    p_avi->i_movi_begin = p_movi->i_chunk_pos;
     return VLC_SUCCESS;
+
+error:
+    AVI_ChunkFreeRoot( p_avi->s, &p_avi->ck_root );
+    stream_Release( p_avi->s );
+    free( p_avi );
+    return VLC_EGENERIC;
 }
 
-static void __Parse_indx( input_thread_t    *p_input,
-                          int               i_stream,
-                          avi_chunk_indx_t  *p_indx )
+/*****************************************************************************
+ * Close: frees unused data
+ *****************************************************************************/
+static void Close ( vlc_object_t * p_this )
 {
-    demux_sys_t         *p_avi    = p_input->p_demux_data;
-    AVIIndexEntry_t     index;
-    int32_t             i;
-
-    msg_Dbg( p_input, "loading subindex(0x%x) %d entries", p_indx->i_indextype, p_indx->i_entriesinuse );
-    if( p_indx->i_indexsubtype == 0 )
-    {
-        for( i = 0; i < p_indx->i_entriesinuse; i++ )
-        {
-            index.i_id      = p_indx->i_id;
-            index.i_flags   = p_indx->idx.std[i].i_size & 0x80000000 ? 0 : AVIIF_KEYFRAME;
-            index.i_pos     = p_indx->i_baseoffset + p_indx->idx.std[i].i_offset - 8;
-            index.i_length  = p_indx->idx.std[i].i_size&0x7fffffff;
+    input_thread_t *    p_input = (input_thread_t *)p_this;
+    unsigned int i;
+    demux_sys_t *p_avi = p_input->p_demux_data  ;
 
-            AVI_IndexAddEntry( p_avi, i_stream, &index );
-        }
-    }
-    else if( p_indx->i_indexsubtype == AVI_INDEX_2FIELD )
+    for( i = 0; i < p_avi->i_streams; i++ )
     {
-        for( i = 0; i < p_indx->i_entriesinuse; i++ )
+        if( p_avi->pp_info[i] )
         {
-            index.i_id      = p_indx->i_id;
-            index.i_flags   = p_indx->idx.field[i].i_size & 0x80000000 ? 0 : AVIIF_KEYFRAME;
-            index.i_pos     = p_indx->i_baseoffset + p_indx->idx.field[i].i_offset - 8;
-            index.i_length  = p_indx->idx.field[i].i_size;
-
-            AVI_IndexAddEntry( p_avi, i_stream, &index );
+            FREE( p_avi->pp_info[i]->p_index );
+            free( p_avi->pp_info[i] );
         }
     }
-    else
+    FREE( p_avi->pp_info );
+#ifdef __AVI_SUBTITLE__
+    if( p_avi->p_sub )
     {
-        msg_Warn( p_input, "unknow subtype index(0x%x)", p_indx->i_indexsubtype );
+        subtitle_Close( p_avi->p_sub );
     }
+#endif
+    AVI_ChunkFreeRoot( p_avi->s, &p_avi->ck_root );
+
+    stream_Release( p_avi->s );
+    free( p_avi );
 }
 
-static void AVI_IndexLoad_indx( input_thread_t *p_input )
+/*****************************************************************************
+ * Demux_Seekable: reads and demuxes data packets for stream seekable
+ *****************************************************************************
+ * AVIDemux: reads and demuxes data packets
+ *****************************************************************************
+ * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
+ *****************************************************************************/
+typedef struct avi_stream_toread_s
 {
-    demux_sys_t         *p_avi = p_input->p_demux_data;
-    unsigned int        i_stream;
-    int32_t             i;
+    vlc_bool_t b_ok;
 
-    avi_chunk_list_t    *p_riff;
-    avi_chunk_list_t    *p_hdrl;
+    int i_toread;
 
-    p_riff = (void*)AVI_ChunkFind( &p_avi->ck_root,
-                                   AVIFOURCC_RIFF, 0);
-    p_hdrl = (void*)AVI_ChunkFind( p_riff, AVIFOURCC_hdrl, 0 );
+    off_t i_posf; // where we will read :
+                  // if i_idxposb == 0 : begining of chunk (+8 to acces data)
+                  // else : point on data directly
+} avi_stream_toread_t;
 
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-    {
-        avi_chunk_list_t    *p_strl;
-        avi_chunk_indx_t    *p_indx;
+static int Demux_Seekable( input_thread_t *p_input )
+{
+    unsigned int i_stream_count;
+    unsigned int i_stream;
+    vlc_bool_t b_stream;
+    vlc_bool_t b_play_audio;
+    vlc_bool_t b_video; /* is there some video track selected */
+    // cannot be more than 100 stream (dcXX or wbXX)
+    avi_stream_toread_t toread[100];
 
-#define p_stream  p_avi->pp_info[i_stream]
-        p_strl = (void*)AVI_ChunkFind( p_hdrl, AVIFOURCC_strl, i_stream );
-        p_indx = (void*)AVI_ChunkFind( p_strl, AVIFOURCC_indx, 0 );
+    demux_sys_t *p_avi = p_input->p_demux_data;
 
-        if( !p_indx )
-        {
-            msg_Warn( p_input, "cannot find indx (misdetect/broken OpenDML file?)" );
-            continue;
-        }
 
-        if( p_indx->i_indextype == AVI_INDEX_OF_CHUNKS )
-        {
-            __Parse_indx( p_input, i_stream, p_indx );
-        }
-        else if( p_indx->i_indextype == AVI_INDEX_OF_INDEXES )
+    /* detect new selected/unselected streams */
+    for( i_stream = 0,i_stream_count= 0, b_video = VLC_FALSE;
+            i_stream < p_avi->i_streams; i_stream++ )
+    {
+#define p_stream    p_avi->pp_info[i_stream]
+        if( p_stream->p_es )
         {
-            avi_chunk_indx_t    ck_sub;
-            for( i = 0; i < p_indx->i_entriesinuse; i++ )
+            if( p_stream->p_es->p_decoder_fifo &&
+                !p_stream->b_activated )
             {
-                if( AVI_SeekAbsolute( p_input, p_indx->idx.super[i].i_offset ) )
-                {
-                    break;
-                }
-
-                if( AVI_ChunkRead( p_input, &ck_sub, NULL, p_avi->b_seekable ) )
-                {
-                    break;
-                }
-                __Parse_indx( p_input, i_stream, &ck_sub );
+                AVI_StreamStart( p_input, i_stream );
+            }
+            else
+            if( !p_stream->p_es->p_decoder_fifo &&
+                p_stream->b_activated )
+            {
+                AVI_StreamStop( p_input, i_stream );
             }
         }
-        else
+        if( p_stream->b_activated )
         {
-            msg_Warn( p_input, "unknow type index(0x%x)", p_indx->i_indextype );
+            i_stream_count++;
+            if( p_stream->i_cat == VIDEO_ES )
+            {
+                b_video = VLC_TRUE;
+            }
         }
-#undef p_stream
+#undef  p_stream
     }
-}
-
-static void AVI_IndexLoad( input_thread_t *p_input )
-{
-    demux_sys_t *p_avi = p_input->p_demux_data;
-    unsigned int i_stream;
 
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    if( i_stream_count <= 0 )
     {
-        p_avi->pp_info[i_stream]->i_idxnb  = 0;
-        p_avi->pp_info[i_stream]->i_idxmax = 0;
-        p_avi->pp_info[i_stream]->p_index  = NULL;
+        msg_Warn( p_input, "no track selected, exiting..." );
+        return( 0 );
     }
 
-    if( p_avi->b_odml )
-    {
-        AVI_IndexLoad_indx( p_input );
-    }
-    else
+    if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT )
     {
-        if( AVI_IndexLoad_idx1( p_input ) )
-        {
-            /* try indx if idx1 failed as some "normal" file have indx too */
-            AVI_IndexLoad_indx( p_input );
-        }
-    }
+        mtime_t i_date;
+        int i_percent;
+        /* first wait for empty buffer, arbitrary time FIXME */
+        //msleep( DEFAULT_PTS_DELAY );
 
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-    {
-        msg_Dbg( p_input,
-                "stream[%d] created %d index entries",
-                i_stream,
-                p_avi->pp_info[i_stream]->i_idxnb );
-#if 0
-        for( i = 0; i < p_avi->pp_info[i_stream]->i_idxnb; i++ )
+        i_date = (mtime_t)1000000 *
+                 (mtime_t)p_avi->i_length *
+                 (mtime_t)stream_Tell( p_avi->s ) /
+                 (mtime_t)p_input->stream.p_selected_area->i_size;
+        i_percent = 100 * stream_Tell( p_avi->s ) /
+                        p_input->stream.p_selected_area->i_size;
+
+        Seek( p_input, i_date, i_percent);
+
+#ifdef __AVI_SUBTITLE__
+        if( p_avi->p_sub )
         {
-            msg_Dbg( p_input, "stream[%d] idx[%d] pos=%lld size=%d",
-                     i_stream,
-                     i,
-                     p_avi->pp_info[i_stream]->p_index[i].i_pos,
-                     p_avi->pp_info[i_stream]->p_index[i].i_length );
+            subtitle_Seek( p_avi->p_sub, p_avi->i_time );
         }
 #endif
     }
-}
 
-static void AVI_IndexCreate( input_thread_t *p_input )
-{
-    demux_sys_t *p_avi = p_input->p_demux_data;
 
-    avi_chunk_list_t    *p_riff;
-    avi_chunk_list_t    *p_movi;
+    /* wait for the good time */
 
-    unsigned int i_stream;
-    off_t i_movi_end;
+    p_avi->i_pcr = p_avi->i_time * 9 / 100;
 
-    p_riff = (avi_chunk_list_t*)AVI_ChunkFind( &p_avi->ck_root,
-                                               AVIFOURCC_RIFF, 0);
-    p_movi = (avi_chunk_list_t*)AVI_ChunkFind( p_riff, AVIFOURCC_movi, 0);
+    input_ClockManageRef( p_input,
+                          p_input->stream.p_selected_program,
+                          p_avi->i_pcr );
 
-    if( !p_movi )
-    {
-        msg_Err( p_input, "cannot find p_movi" );
-        return;
-    }
 
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    p_avi->i_time += 25*1000;  /* read 25ms */
+
+#ifdef __AVI_SUBTITLE__
+    if( p_avi->p_sub )
     {
-        p_avi->pp_info[i_stream]->i_idxnb  = 0;
-        p_avi->pp_info[i_stream]->i_idxmax = 0;
-        p_avi->pp_info[i_stream]->p_index  = NULL;
+        subtitle_Demux( p_avi->p_sub, p_avi->i_time );
     }
-    i_movi_end = __MIN( (off_t)(p_movi->i_chunk_pos + p_movi->i_chunk_size),
-                        p_input->stream.p_selected_area->i_size );
+#endif
 
-    AVI_SeekAbsolute( p_input, p_movi->i_chunk_pos + 12);
-    msg_Warn( p_input, "creating index from LIST-movi, will take time !" );
-    for( ;; )
+    /* Check if we need to send the audio data to decoder */
+    b_play_audio = !p_input->stream.control.b_mute;
+
+    /* init toread */
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
     {
-        avi_packet_t pk;
+#define p_stream    p_avi->pp_info[i_stream]
+        mtime_t i_dpts;
 
-        if( AVI_PacketGetHeader( p_input, &pk ) )
+        toread[i_stream].b_ok = p_stream->b_activated;
+        if( p_stream->i_idxposc < p_stream->i_idxnb )
         {
-            break;
+            toread[i_stream].i_posf =
+                p_stream->p_index[p_stream->i_idxposc].i_pos;
+           if( p_stream->i_idxposb > 0 )
+           {
+                toread[i_stream].i_posf += 8 + p_stream->i_idxposb;
+           }
         }
-        if( pk.i_stream < p_avi->i_streams &&
-            pk.i_cat == p_avi->pp_info[pk.i_stream]->i_cat )
+        else
         {
-            AVIIndexEntry_t index;
-            index.i_id      = pk.i_fourcc;
-            index.i_flags   =
-               AVI_GetKeyFlag(p_avi->pp_info[pk.i_stream]->i_codec, pk.i_peek);
-            index.i_pos     = pk.i_pos;
-            index.i_length  = pk.i_size;
-            AVI_IndexAddEntry( p_avi, pk.i_stream, &index );
+            toread[i_stream].i_posf = -1;
+        }
+
+        i_dpts = p_avi->i_time - AVI_GetPTS( p_stream  );
+
+        if( p_stream->i_samplesize )
+        {
+            toread[i_stream].i_toread = AVI_PTSToByte( p_stream,
+                                                       __ABS( i_dpts ) );
         }
         else
         {
-            switch( pk.i_fourcc )
-            {
-                case AVIFOURCC_idx1:
-                    if( p_avi->b_odml )
-                    {
-                        avi_chunk_list_t *p_avix;
-                        p_avix = (void*)AVI_ChunkFind( &p_avi->ck_root,
-                                                       AVIFOURCC_RIFF, 1 );
-
-                        msg_Dbg( p_input, "looking for new RIFF chunk" );
-                        if( AVI_SeekAbsolute( p_input, p_avix->i_chunk_pos + 24) )
-                        {
-                            goto print_stat;
-                        }
-                        break;
-                    }
-                    goto print_stat;
-                case AVIFOURCC_RIFF:
-                        msg_Dbg( p_input, "new RIFF chunk found" );
-                case AVIFOURCC_rec:
-                case AVIFOURCC_JUNK:
-                    break;
-                default:
-                    msg_Warn( p_input, "need resync, probably broken avi" );
-                    if( AVI_PacketSearch( p_input ) )
-                    {
-                        msg_Warn( p_input, "lost sync, abord index creation" );
-                        goto print_stat;
-                    }
-            }
+            toread[i_stream].i_toread = AVI_PTSToChunk( p_stream,
+                                                        __ABS( i_dpts ) );
         }
 
-        if( ( !p_avi->b_odml && pk.i_pos + pk.i_size >= i_movi_end ) ||
-            AVI_PacketNext( p_input ) )
+        if( i_dpts < 0 )
         {
-            break;
+            toread[i_stream].i_toread *= -1;
         }
+#undef  p_stream
     }
 
-print_stat:
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-    {
-        msg_Dbg( p_input,
-                "stream[%d] creating %d index entries",
-                i_stream,
-                p_avi->pp_info[i_stream]->i_idxnb );
-    }
-}
-
-
-/*****************************************************************************
- * Stream management
- *****************************************************************************/
-static vlc_bool_t AVI_StreamStart ( input_thread_t *, demux_sys_t *, int );
-static int  AVI_StreamSeek   ( input_thread_t *, demux_sys_t *, int, mtime_t );
-static void AVI_StreamStop   ( input_thread_t *, demux_sys_t *, int );
-static int  AVI_StreamStopFinishedStreams( input_thread_t *, demux_sys_t * );
-
-static vlc_bool_t AVI_StreamStart( input_thread_t *p_input,
-                                   demux_sys_t *p_avi, int i_stream )
-{
-#define p_stream    p_avi->pp_info[i_stream]
-    if( !p_stream->p_es )
-    {
-        msg_Warn( p_input, "stream[%d] unselectable", i_stream );
-        return VLC_FALSE;
-    }
-    if( p_stream->b_activated )
-    {
-        msg_Warn( p_input, "stream[%d] already selected", i_stream );
-        return VLC_TRUE;
-    }
+    b_stream = VLC_FALSE;
 
-    if( !p_stream->p_es->p_decoder_fifo )
-    {
-        vlc_mutex_lock( &p_input->stream.stream_lock );
-        input_SelectES( p_input, p_stream->p_es );
-        vlc_mutex_unlock( &p_input->stream.stream_lock );
-    }
-    p_stream->b_activated = p_stream->p_es->p_decoder_fifo ? VLC_TRUE
-                                                           : VLC_FALSE;
-    if( p_stream->b_activated && p_avi->b_seekable)
+    for( ;; )
     {
-        AVI_StreamSeek( p_input, p_avi, i_stream, p_avi->i_time );
-    }
-
-    return p_stream->b_activated;
-#undef  p_stream
-}
-
-static void    AVI_StreamStop( input_thread_t *p_input,
-                               demux_sys_t *p_avi, int i_stream )
-{
 #define p_stream    p_avi->pp_info[i_stream]
+        vlc_bool_t       b_done;
+        pes_packet_t    *p_pes;
+        off_t i_pos;
+        unsigned int i;
+        size_t i_size;
 
-    if( !p_stream->b_activated )
-    {
-        msg_Warn( p_input, "stream[%d] already unselected", i_stream );
-        return;
-    }
-
-    if( p_stream->p_es->p_decoder_fifo )
-    {
-        vlc_mutex_lock( &p_input->stream.stream_lock );
-        input_UnselectES( p_input, p_stream->p_es );
-        vlc_mutex_unlock( &p_input->stream.stream_lock );
-    }
-
-
-    p_stream->b_activated = VLC_FALSE;
-
-#undef  p_stream
-}
+        /* search for first chunk to be read */
+        for( i = 0, b_done = VLC_TRUE, i_pos = -1; i < p_avi->i_streams; i++ )
+        {
+            if( !toread[i].b_ok ||
+                AVI_GetDPTS( p_avi->pp_info[i],
+                             toread[i].i_toread ) <= -25 * 1000 )
+            {
+                continue;
+            }
 
-static int AVI_StreamStopFinishedStreams( input_thread_t *p_input,
-                                           demux_sys_t *p_avi )
-{
-    unsigned int i_stream;
-    int b_end;
+            if( toread[i].i_toread > 0 )
+            {
+                b_done = VLC_FALSE; // not yet finished
+            }
 
-    for( i_stream = 0,b_end = VLC_TRUE;
-            i_stream < p_avi->i_streams; i_stream++ )
-    {
-#define p_stream    p_avi->pp_info[i_stream]
-        if( p_stream->i_idxposc >= p_stream->i_idxnb )
-        {
-            AVI_StreamStop( p_input, p_avi, i_stream );
-        }
-        else
-        {
-            b_end = VLC_FALSE;
+            if( toread[i].i_posf > 0 )
+            {
+                if( i_pos == -1 || i_pos > toread[i_stream].i_posf )
+                {
+                    i_stream = i;
+                    i_pos = toread[i].i_posf;
+                }
+            }
         }
-#undef  p_stream
-    }
-    return( b_end );
-}
-/****************************************************************************
- * AVI_MovieGetLength give max streams length in second
- ****************************************************************************/
-static mtime_t  AVI_MovieGetLength( input_thread_t *p_input, demux_sys_t *p_avi )
-{
-    unsigned int i_stream;
-    mtime_t i_maxlength;
 
-    i_maxlength = 0;
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-    {
-#define p_stream  p_avi->pp_info[i_stream]
-        mtime_t i_length;
-        /* fix length for each stream */
-        if( p_stream->i_idxnb < 1 || !p_stream->p_index )
+        if( b_done )
         {
-            continue;
+//            return( b_stream ? 1 : 0 );
+            return( 1 );
         }
 
-        if( p_stream->i_samplesize )
+        if( i_pos == -1 )
         {
-            i_length =
-                (mtime_t)( p_stream->p_index[p_stream->i_idxnb-1].i_lengthtotal +
-                           p_stream->p_index[p_stream->i_idxnb-1].i_length ) *
-                (mtime_t)p_stream->i_scale /
-                (mtime_t)p_stream->i_rate /
-                (mtime_t)p_stream->i_samplesize;
+            /* no valid index, we will parse directly the stream
+             * in case we fail we will disable all finished stream */
+            if( p_avi->i_movi_lastchunk_pos >= p_avi->i_movi_begin + 12 )
+            {
+                stream_Seek( p_avi->s, p_avi->i_movi_lastchunk_pos );
+                if( AVI_PacketNext( p_input ) )
+                {
+                    return( AVI_StreamStopFinishedStreams( p_input ) ? 0 : 1 );
+                }
+            }
+            else
+            {
+                stream_Seek( p_avi->s, p_avi->i_movi_begin + 12 );
+            }
+
+            for( ;; )
+            {
+                avi_packet_t avi_pk;
+
+                if( AVI_PacketGetHeader( p_input, &avi_pk ) )
+                {
+                    msg_Warn( p_input,
+                             "cannot get packet header, track disabled" );
+                    return( AVI_StreamStopFinishedStreams( p_input ) ? 0 : 1 );
+                }
+                if( avi_pk.i_stream >= p_avi->i_streams ||
+                    ( avi_pk.i_cat != AUDIO_ES && avi_pk.i_cat != VIDEO_ES ) )
+                {
+                    if( AVI_PacketNext( p_input ) )
+                    {
+                        msg_Warn( p_input,
+                                  "cannot skip packet, track disabled" );
+                        return( AVI_StreamStopFinishedStreams( p_input ) ? 0 : 1 );
+                    }
+                    continue;
+                }
+                else
+                {
+                    /* add this chunk to the index */
+                    AVIIndexEntry_t index;
+
+                    index.i_id = avi_pk.i_fourcc;
+                    index.i_flags =
+                       AVI_GetKeyFlag(p_avi->pp_info[avi_pk.i_stream]->i_codec,
+                                      avi_pk.i_peek);
+                    index.i_pos = avi_pk.i_pos;
+                    index.i_length = avi_pk.i_size;
+                    AVI_IndexAddEntry( p_avi, avi_pk.i_stream, &index );
+
+                    i_stream = avi_pk.i_stream;
+                    /* do we will read this data ? */
+                    if( AVI_GetDPTS( p_stream,
+                             toread[i_stream].i_toread ) > -25 * 1000 )
+                    {
+                        break;
+                    }
+                    else
+                    {
+                        if( AVI_PacketNext( p_input ) )
+                        {
+                            msg_Warn( p_input,
+                                      "cannot skip packet, track disabled" );
+                            return( AVI_StreamStopFinishedStreams( p_input ) ? 0 : 1 );
+                        }
+                    }
+                }
+            }
+
         }
         else
         {
-            i_length = (mtime_t)p_stream->i_idxnb *
-                       (mtime_t)p_stream->i_scale /
-                       (mtime_t)p_stream->i_rate;
+            stream_Seek( p_avi->s, i_pos );
         }
 
-        msg_Dbg( p_input,
-                 "stream[%d] length:"I64Fd" (based on index)",
-                 i_stream,
-                 i_length );
-        i_maxlength = __MAX( i_maxlength, i_length );
-#undef p_stream
-    }
-
-    return i_maxlength;
-}
-
-/*****************************************************************************
- * AVIEnd: frees unused data
- *****************************************************************************/
-static void __AVIEnd ( vlc_object_t * p_this )
-{
-    input_thread_t *    p_input = (input_thread_t *)p_this;
-    unsigned int i;
-    demux_sys_t *p_avi = p_input->p_demux_data  ;
-
-    if( p_avi->pp_info )
-    {
-        for( i = 0; i < p_avi->i_streams; i++ )
+        /* read thoses data */
+        if( p_stream->i_samplesize )
         {
-            if( p_avi->pp_info[i] )
+            unsigned int i_toread;
+
+            if( ( i_toread = toread[i_stream].i_toread ) <= 0 )
             {
-                if( p_avi->pp_info[i]->p_index )
+                if( p_stream->i_samplesize > 1 )
+                {
+                    i_toread = p_stream->i_samplesize;
+                }
+                else
                 {
-                      free( p_avi->pp_info[i]->p_index );
+                    i_toread = __MAX( AVI_PTSToByte( p_stream, 20 * 1000 ), 100 );
                 }
-                free( p_avi->pp_info[i] );
             }
+            i_size = __MIN( p_stream->p_index[p_stream->i_idxposc].i_length -
+                                p_stream->i_idxposb,
+                            i_toread );
+        }
+        else
+        {
+            i_size = p_stream->p_index[p_stream->i_idxposc].i_length;
         }
-         free( p_avi->pp_info );
-    }
-#ifdef __AVI_SUBTITLE__
-    if( p_avi->p_sub )
-    {
-        subtitle_Close( p_avi->p_sub );
-        p_avi->p_sub = NULL;
-    }
-#endif
-    AVI_ChunkFreeRoot( p_input, &p_avi->ck_root );
-
-    FREE( p_input->p_demux_data );
-}
 
-/*****************************************************************************
- * AVIInit: check file and initializes AVI structures
- *****************************************************************************/
-static int AVIInit( vlc_object_t * p_this )
-{
-    input_thread_t *    p_input = (input_thread_t *)p_this;
-    avi_chunk_t         ck_riff;
-    avi_chunk_list_t    *p_riff = (avi_chunk_list_t*)&ck_riff;
-    avi_chunk_list_t    *p_hdrl, *p_movi;
-#if 0
-    avi_chunk_list_t    *p_INFO;
-    avi_chunk_strz_t    *p_name;
-#endif
-    avi_chunk_avih_t    *p_avih;
-    demux_sys_t *p_avi;
-    es_descriptor_t *p_es = NULL; /* avoid warning */
-    unsigned int i;
-#ifdef __AVI_SUBTITLE__
-    mtime_t i_microsecperframe = 0; // for some subtitle format
-#endif
+        if( p_stream->i_idxposb == 0 )
+        {
+            i_size += 8; // need to read and skip header
+        }
 
-    vlc_bool_t b_stream_audio, b_stream_video;
+        if( ( p_pes = stream_PesPacket( p_avi->s, __EVEN( i_size ) ) ) == NULL )
+        {
+            msg_Warn( p_input, "failled reading data" );
+            AVI_StreamStop( p_input, i_stream );
+            toread[i_stream].b_ok = VLC_FALSE;
+            continue;
+        }
+        if( i_size % 2 )    // read was padded on word boundary
+        {
+            p_pes->p_last->p_payload_end--;
+            p_pes->i_pes_size--;
+        }
+        // skip header
+        if( p_stream->i_idxposb == 0 )
+        {
+            p_pes->p_first->p_payload_start += 8;
+            p_pes->i_pes_size -= 8;
+        }
 
-    p_input->pf_demux = AVIDemux_Seekable;
-    if( AVI_TestFile( p_input ) )
-    {
-        msg_Warn( p_input, "avi module discarded (invalid header)" );
-        return VLC_EGENERIC;
-    }
+        p_pes->i_pts = AVI_GetPTS( p_stream );
 
-    /* Initialize access plug-in structures. */
-    if( p_input->i_mtu == 0 )
-    {
-        /* Improve speed. */
-        p_input->i_bufsize = INPUT_DEFAULT_BUFSIZE;
-    }
+#if 0
+        /* fix pts for audio: ie pts sould be for the first byte of the first frame */
+        if( p_stream->i_samplesize == 1 )
+        {
+            AVI_FixPTS( p_stream, p_pes );
+        }
+#endif
 
-    if( !( p_input->p_demux_data =
-                    p_avi = malloc( sizeof(demux_sys_t) ) ) )
-    {
-        msg_Err( p_input, "out of memory" );
-        return VLC_ENOMEM;
-    }
-    memset( p_avi, 0, sizeof( demux_sys_t ) );
-    p_avi->i_time = 0;
-    p_avi->i_pcr  = 0;
-    p_avi->b_seekable = ( ( p_input->stream.b_seekable )
-                        &&( p_input->stream.i_method == INPUT_METHOD_FILE ) );
-    p_avi->i_movi_lastchunk_pos = 0;
-    p_avi->b_odml = VLC_FALSE;
-    p_avi->b_interleaved = VLC_FALSE;
+        /* read data */
+        if( p_stream->i_samplesize )
+        {
+            if( p_stream->i_idxposb == 0 )
+            {
+                i_size -= 8;
+            }
+            toread[i_stream].i_toread -= i_size;
+            p_stream->i_idxposb += i_size;
+            if( p_stream->i_idxposb >=
+                    p_stream->p_index[p_stream->i_idxposc].i_length )
+            {
+                p_stream->i_idxposb = 0;
+                p_stream->i_idxposc++;
+            }
+        }
+        else
+        {
+            toread[i_stream].i_toread--;
+            p_stream->i_idxposc++;
+        }
 
-    /* *** for unseekable stream, automaticaly use AVIDemux_interleaved *** */
-    if( !p_avi->b_seekable || config_GetInt( p_input, "avi-interleaved" ) )
-    {
-        p_input->pf_demux = AVIDemux_UnSeekable;
-    }
+        if( p_stream->i_idxposc < p_stream->i_idxnb)
+        {
+            toread[i_stream].i_posf =
+                p_stream->p_index[p_stream->i_idxposc].i_pos;
+            if( p_stream->i_idxposb > 0 )
+            {
+                toread[i_stream].i_posf += 8 + p_stream->i_idxposb;
+            }
 
-    if( AVI_ChunkReadRoot( p_input, &p_avi->ck_root, p_avi->b_seekable ) )
-    {
-        msg_Err( p_input, "avi module discarded (invalid file)" );
-        return VLC_EGENERIC;
-    }
-    AVI_ChunkDumpDebug( p_input, &p_avi->ck_root );
+        }
+        else
+        {
+            toread[i_stream].i_posf = -1;
+        }
 
-    if( AVI_ChunkCount( &p_avi->ck_root, AVIFOURCC_RIFF ) > 1 )
-    {
-        int i_count = AVI_ChunkCount( &p_avi->ck_root, AVIFOURCC_RIFF );
-        int i;
+        b_stream = VLC_TRUE; // at least one read succeed
 
-        msg_Warn( p_input, "multiple riff -> OpenDML ?" );
-        for( i = 1; i < i_count; i++ )
+        if( p_stream->p_es && p_stream->p_es->p_decoder_fifo &&
+            ( b_play_audio || p_stream->i_cat != AUDIO_ES ) )
         {
-            avi_chunk_list_t *p_avix;
+            p_pes->i_dts =
+                p_pes->i_pts =
+                    input_ClockGetTS( p_input,
+                                      p_input->stream.p_selected_program,
+                                      p_pes->i_pts * 9/100);
 
-            p_avix = (avi_chunk_list_t*)AVI_ChunkFind( &p_avi->ck_root,
-                                                       AVIFOURCC_RIFF, i );
-            if( p_avix->i_type == AVIFOURCC_AVIX )
-            {
-                msg_Warn( p_input, "detected OpenDML file" );
+            p_pes->i_rate = p_input->stream.control.i_rate;
 
-                p_avi->b_odml = VLC_TRUE;
-                break;
-            }
+            input_DecodePES( p_stream->p_es->p_decoder_fifo, p_pes );
+        }
+        else
+        {
+            input_DeletePES( p_input->p_method_data, p_pes );
         }
-        p_avi->b_odml = VLC_TRUE;
     }
+}
 
 
-    p_riff  = (avi_chunk_list_t*)AVI_ChunkFind( &p_avi->ck_root,
-                                                AVIFOURCC_RIFF, 0 );
-    p_hdrl  = (avi_chunk_list_t*)AVI_ChunkFind( p_riff,
-                                                AVIFOURCC_hdrl, 0 );
-    p_movi  = (avi_chunk_list_t*)AVI_ChunkFind( p_riff,
-                                                AVIFOURCC_movi, 0 );
-#if 0
-    p_INFO  = (avi_chunk_list_t*)AVI_ChunkFind( p_riff,
-                                                AVIFOURCC_INFO, 0 );
-    p_name  = (avi_chunk_strz_t*)AVI_ChunkFind( p_INFO,
-                                                AVIFOURCC_INAM, 0 );
-    if( p_name )
-    {
-
-    }
-#endif
-
-    if( !p_hdrl || !p_movi )
-    {
-        msg_Err( p_input, "avi module discarded (invalid file)" );
-        return VLC_EGENERIC;
-    }
+/*****************************************************************************
+ * Demux_UnSeekable: reads and demuxes data packets for unseekable file
+ *****************************************************************************
+ * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
+ *****************************************************************************/
+static int Demux_UnSeekable( input_thread_t *p_input )
+{
+    demux_sys_t     *p_avi = p_input->p_demux_data;
+    avi_stream_t *p_stream_master;
+    vlc_bool_t b_audio;
+    unsigned int i_stream;
+    unsigned int i_packet;
 
-    if( !( p_avih = (avi_chunk_avih_t*)AVI_ChunkFind( p_hdrl,
-                                                      AVIFOURCC_avih, 0 ) ) )
-    {
-        msg_Err( p_input, "cannot find avih chunk" );
-        return VLC_EGENERIC;
-    }
-    p_avi->i_streams = AVI_ChunkCount( p_hdrl, AVIFOURCC_strl );
-    if( p_avih->i_streams != p_avi->i_streams )
-    {
-        msg_Warn( p_input,
-                  "found %d stream but %d are declared",
-                  p_avi->i_streams,
-                  p_avih->i_streams );
-    }
-    if( p_avi->i_streams == 0 )
-    {
-        AVIEnd( p_input );
-        msg_Err( p_input, "no stream defined!" );
-        return VLC_EGENERIC;
-    }
+    /* Check if we need to send the audio data to decoder */
+    b_audio = !p_input->stream.control.b_mute;
 
-    /*  create one program */
-    vlc_mutex_lock( &p_input->stream.stream_lock );
-    if( input_InitStream( p_input, 0 ) == -1)
-    {
-        vlc_mutex_unlock( &p_input->stream.stream_lock );
-        AVIEnd( p_input );
-        msg_Err( p_input, "cannot init stream" );
-        return VLC_EGENERIC;
-    }
-    if( input_AddProgram( p_input, 0, 0) == NULL )
+    input_ClockManageRef( p_input,
+                          p_input->stream.p_selected_program,
+                          p_avi->i_pcr );
+    /* *** find master stream for data packet skipping algo *** */
+    /* *** -> first video, if any, or first audio ES *** */
+    for( i_stream = 0, p_stream_master = NULL;
+            i_stream < p_avi->i_streams; i_stream++ )
     {
-        vlc_mutex_unlock( &p_input->stream.stream_lock );
-        AVIEnd( p_input );
-        msg_Err( p_input, "cannot add program" );
-        return VLC_EGENERIC;
+#define p_stream    p_avi->pp_info[i_stream]
+        if( p_stream->p_es &&
+            p_stream->p_es->p_decoder_fifo )
+        {
+            if( p_stream->i_cat == VIDEO_ES )
+            {
+                p_stream_master = p_stream;
+                break;
+            }
+            if( p_stream->i_cat == AUDIO_ES && !p_stream_master )
+            {
+                p_stream_master = p_stream;
+            }
+        }
+#undef p_stream
     }
-    p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
-    vlc_mutex_unlock( &p_input->stream.stream_lock );
-
-    /* print informations on streams */
-    msg_Dbg( p_input, "AVIH: %d stream, flags %s%s%s%s ",
-             p_avi->i_streams,
-             p_avih->i_flags&AVIF_HASINDEX?" HAS_INDEX":"",
-             p_avih->i_flags&AVIF_MUSTUSEINDEX?" MUST_USE_INDEX":"",
-             p_avih->i_flags&AVIF_ISINTERLEAVED?" IS_INTERLEAVED":"",
-             p_avih->i_flags&AVIF_TRUSTCKTYPE?" TRUST_CKTYPE":"" );
+    if( !p_stream_master )
     {
-        input_info_category_t *p_cat = input_InfoCategory( p_input, _("Avi") );
-        input_AddInfo( p_cat, _("Number of Streams"), "%d", p_avi->i_streams );
-        input_AddInfo( p_cat, _("Flags"), "%s%s%s%s",
-                       p_avih->i_flags&AVIF_HASINDEX?" HAS_INDEX":"",
-                       p_avih->i_flags&AVIF_MUSTUSEINDEX?" MUST_USE_INDEX":"",
-                       p_avih->i_flags&AVIF_ISINTERLEAVED?" IS_INTERLEAVED":"",
-                       p_avih->i_flags&AVIF_TRUSTCKTYPE?" TRUST_CKTYPE":"" );
+        msg_Warn( p_input, "no more stream selected" );
+        return( 0 );
     }
 
-    /* now read info on each stream and create ES */
-    p_avi->pp_info = calloc( p_avi->i_streams,
-                            sizeof( avi_stream_t* ) );
-    memset( p_avi->pp_info,
-            0,
-            sizeof( avi_stream_t* ) * p_avi->i_streams );
+    p_avi->i_pcr = AVI_GetPTS( p_stream_master ) * 9 / 100;
 
-    for( i = 0 ; i < p_avi->i_streams; i++ )
+    for( i_packet = 0; i_packet < 10; i_packet++)
     {
-        avi_chunk_list_t    *p_avi_strl;
-        avi_chunk_strh_t    *p_avi_strh;
-        avi_chunk_strf_auds_t    *p_avi_strf_auds;
-        avi_chunk_strf_vids_t    *p_avi_strf_vids;
-        int     i_init_size;
-        void    *p_init_data;
-#define p_info  p_avi->pp_info[i]
-        p_info = malloc( sizeof(avi_stream_t ) );
-        memset( p_info, 0, sizeof( avi_stream_t ) );
+#define p_stream    p_avi->pp_info[avi_pk.i_stream]
 
-        p_avi_strl = (avi_chunk_list_t*)AVI_ChunkFind( p_hdrl,
-                                                       AVIFOURCC_strl, i );
-        p_avi_strh = (avi_chunk_strh_t*)AVI_ChunkFind( p_avi_strl,
-                                                       AVIFOURCC_strh, 0 );
-        p_avi_strf_auds = (avi_chunk_strf_auds_t*)
-            p_avi_strf_vids = (avi_chunk_strf_vids_t*)
-                AVI_ChunkFind( p_avi_strl, AVIFOURCC_strf, 0 );
+        avi_packet_t    avi_pk;
 
-        if( !p_avi_strl || !p_avi_strh ||
-                ( !p_avi_strf_auds && !p_avi_strf_vids ) )
+        if( AVI_PacketGetHeader( p_input, &avi_pk ) )
         {
-            msg_Warn( p_input, "stream[%d] incomlete", i );
-            continue;
+            return( 0 );
         }
 
-        /* *** Init p_info *** */
-        p_info->i_rate  = p_avi_strh->i_rate;
-        p_info->i_scale = p_avi_strh->i_scale;
-        p_info->i_samplesize = p_avi_strh->i_samplesize;
-        msg_Dbg( p_input, "stream[%d] rate:%d scale:%d samplesize:%d",
-                 i,
-                 p_info->i_rate, p_info->i_scale, p_info->i_samplesize );
-        switch( p_avi_strh->i_type )
+        if( avi_pk.i_stream >= p_avi->i_streams ||
+            ( avi_pk.i_cat != AUDIO_ES && avi_pk.i_cat != VIDEO_ES ) )
         {
-            case( AVIFOURCC_auds ):
-                p_info->i_cat = AUDIO_ES;
-                p_info->i_fourcc =
-                    AVI_FourccGetCodec( AUDIO_ES,
-                                        p_avi_strf_auds->p_wf->wFormatTag );
-                p_info->i_codec  = p_info->i_fourcc;
-                i_init_size = p_avi_strf_auds->i_chunk_size;
-                p_init_data = p_avi_strf_auds->p_wf;
-                msg_Dbg( p_input, "stream[%d] audio(0x%x) %d channels %dHz %dbits",
-                        i,
-                        p_avi_strf_auds->p_wf->wFormatTag,
-                        p_avi_strf_auds->p_wf->nChannels,
-                        p_avi_strf_auds->p_wf->nSamplesPerSec,
-                        p_avi_strf_auds->p_wf->wBitsPerSample );
-                {
-                    char psz_cat[ sizeof("Stream") + 10 ];
-                    input_info_category_t *p_cat;
-                    sprintf( psz_cat, _("Stream %d"), i );
-                    p_cat = input_InfoCategory( p_input, psz_cat );
-                    input_AddInfo( p_cat, _("Type"), "Audio(0x%x)",
-                                   p_avi_strf_auds->p_wf->wFormatTag );
-                    input_AddInfo( p_cat, _("Codec"), "%4.4s",
-                                   (const char*)&(p_info->i_codec) );
-                    input_AddInfo( p_cat, _("FOURCC"), "0x%x",
-                                   p_info->i_codec );
-                    input_AddInfo( p_cat, _("Channels"), "%d",
-                                   p_avi_strf_auds->p_wf->nChannels );
-                    input_AddInfo( p_cat, _("Sample Rate"), "%d",
-                                   p_avi_strf_auds->p_wf->nSamplesPerSec );
-                    if( p_avi_strf_auds->p_wf->wBitsPerSample > 0
-                        && p_info->i_scale != 0 )
+            /* we haven't found an audio or video packet:
+             *  - we have seek, found first next packet
+             *  - others packets could be found, skip them
+             */
+            switch( avi_pk.i_fourcc )
+            {
+                case AVIFOURCC_JUNK:
+                case AVIFOURCC_LIST:
+                case AVIFOURCC_RIFF:
+                    return( !AVI_PacketNext( p_input ) ? 1 : 0 );
+                case AVIFOURCC_idx1:
+                    if( p_avi->b_odml )
                     {
-                        input_AddInfo( p_cat, _("Bits Per Sample"), "%d",
-                                       p_avi_strf_auds->p_wf->wBitsPerSample );
-                        input_AddInfo( p_cat, _("Audio Bitrate"), "%d",
-                                       p_info->i_samplesize * p_info->i_rate
-                                       / p_info->i_scale );
+                        return( !AVI_PacketNext( p_input ) ? 1 : 0 );
                     }
-                }
-                break;
-
-            case( AVIFOURCC_vids ):
-                p_info->i_cat = VIDEO_ES;
-                /* XXX quick hack for playing ffmpeg video, I don't know
-                    who is doing something wrong */
-                p_info->i_samplesize = 0;
-                p_info->i_fourcc = p_avi_strf_vids->p_bih->biCompression;
-                p_info->i_codec =
-                    AVI_FourccGetCodec( VIDEO_ES, p_info->i_fourcc );
-                i_init_size = p_avi_strf_vids->i_chunk_size;
-                p_init_data = p_avi_strf_vids->p_bih;
-                msg_Dbg( p_input, "stream[%d] video(%4.4s) %dx%d %dbpp %ffps",
-                        i,
-                         (char*)&p_avi_strf_vids->p_bih->biCompression,
-                         p_avi_strf_vids->p_bih->biWidth,
-                         p_avi_strf_vids->p_bih->biHeight,
-                         p_avi_strf_vids->p_bih->biBitCount,
-                         (float)p_info->i_rate /
-                             (float)p_info->i_scale );
+                    return( 0 );    // eof
+                default:
+                    msg_Warn( p_input,
+                              "seems to have lost position, resync" );
+                    if( AVI_PacketSearch( p_input ) )
+                    {
+                        msg_Err( p_input, "resync failed" );
+                        return( -1 );
+                    }
+            }
+        }
+        else
+        {
+            /* do will send this packet to decoder ? */
+            if( ( !b_audio && avi_pk.i_cat == AUDIO_ES )||
+                !p_stream->p_es ||
+                !p_stream->p_es->p_decoder_fifo )
+            {
+                if( AVI_PacketNext( p_input ) )
                 {
-                    char psz_cat[ sizeof("Stream") + 10 ];
-                    input_info_category_t *p_cat;
-                    sprintf( psz_cat, "Stream %d", i );
-                    p_cat = input_InfoCategory( p_input, psz_cat );
-                    input_AddInfo( p_cat, _("Type"), _("Video") );
-                    input_AddInfo( p_cat, _("Codec"), "%4.4s",
-                                   (const char*)&(p_info->i_codec) );
-                    input_AddInfo( p_cat, _("FOURCC"), "0x%x",
-                                   p_info->i_codec );
-                    input_AddInfo( p_cat, _("Resolution"), "%dx%d",
-                                   p_avi_strf_vids->p_bih->biWidth,
-                                   p_avi_strf_vids->p_bih->biHeight );
-                    input_AddInfo( p_cat, _("Frame Rate"), "%f",
-                                   (float)p_info->i_rate /
-                                       (float)p_info->i_scale );
-                    input_AddInfo( p_cat, _("Bits Per Pixel"), "%d",
-                                   p_avi_strf_vids->p_bih->biBitCount );
+                    return( 0 );
                 }
-#ifdef __AVI_SUBTITLE__
-                if( i_microsecperframe == 0 )
+            }
+            else
+            {
+                /* it's a selected stream, check for time */
+                if( __ABS( AVI_GetPTS( p_stream ) -
+                            AVI_GetPTS( p_stream_master ) )< 600*1000 )
                 {
-                    i_microsecperframe = (mtime_t)1000000 *
-                                         (mtime_t)p_info->i_scale /
-                                         (mtime_t)p_info->i_rate;
+                    /* load it and send to decoder */
+                    pes_packet_t    *p_pes;
+                    if( AVI_PacketRead( p_input, &avi_pk, &p_pes ) || !p_pes)
+                    {
+                        return( -1 );
+                    }
+                    p_pes->i_dts =
+                        p_pes->i_pts =
+                            input_ClockGetTS( p_input,
+                                          p_input->stream.p_selected_program,
+                                          AVI_GetPTS( p_stream ) * 9/100);
+
+                    p_pes->i_rate = p_input->stream.control.i_rate;
+
+                    input_DecodePES( p_stream->p_es->p_decoder_fifo, p_pes );
                 }
-#endif
-                break;
-            default:
-                msg_Warn( p_input, "stream[%d] unknown type", i );
-                p_info->i_cat = UNKNOWN_ES;
-                i_init_size = 0;
-                p_init_data = NULL;
+                else
                 {
-                    char psz_cat[32]; /* We'll clip i just in case */
-                    input_info_category_t *p_cat;
-                    sprintf( psz_cat, "Stream %d", __MIN( i, 100000 ) );
-                    p_cat = input_InfoCategory( p_input, psz_cat );
-                    input_AddInfo( p_cat, _("Type"), _("Unknown") );
+                    if( AVI_PacketNext( p_input ) )
+                    {
+                        return( 0 );
+                    }
                 }
-                break;
-        }
-        p_info->b_activated = VLC_FALSE;
-        /* add one ES */
-        vlc_mutex_lock( &p_input->stream.stream_lock );
-        p_info->p_es =
-            p_es = input_AddES( p_input, p_input->stream.p_selected_program,
-                                1+i, p_info->i_cat, NULL, 0 );
-        vlc_mutex_unlock( &p_input->stream.stream_lock );
-        p_es->i_stream_id =i; /* XXX: i don't use it */
-        p_es->i_fourcc = p_info->i_fourcc;
-        if( p_es->i_cat == AUDIO_ES )
-        {
-            if( i_init_size < (int)sizeof( WAVEFORMATEX ) )
+            }
+
+            /* *** update stream time position *** */
+            if( p_stream->i_samplesize )
             {
-                i_init_size = sizeof( WAVEFORMATEX );
+                p_stream->i_idxposb += avi_pk.i_size;
             }
-            p_es->p_waveformatex = malloc( i_init_size );
-            memcpy( p_es->p_waveformatex, p_init_data, i_init_size );
-        }
-        else if( p_es->i_cat == VIDEO_ES )
-        {
-            p_es->p_bitmapinfoheader = malloc( i_init_size );
-            memcpy( p_es->p_bitmapinfoheader, p_init_data, i_init_size );
+            else
+            {
+                p_stream->i_idxposc++;
+            }
+
         }
-#undef p_info
-    }
 
-#ifdef __AVI_SUBTITLE__
-    if( ( p_avi->p_sub = subtitle_New( p_input, NULL, i_microsecperframe ) ) )
-    {
-        subtitle_Select( p_avi->p_sub );
+#undef p_stream
     }
-#endif
 
-    if( config_GetInt( p_input, "avi-index" ) )
+    return( 1 );
+}
+
+/*****************************************************************************
+ * Seek: goto to i_date or i_percent
+ *****************************************************************************
+ * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
+ *****************************************************************************/
+static int    Seek   ( input_thread_t *p_input,
+                          mtime_t i_date, int i_percent )
+{
+
+    demux_sys_t *p_avi = p_input->p_demux_data;
+    unsigned int i_stream;
+    msg_Dbg( p_input,
+             "seek requested: "I64Fd" secondes %d%%",
+             i_date / 1000000,
+             i_percent );
+
+    if( p_avi->b_seekable )
     {
-        if( p_avi->b_seekable )
-        {
-            AVI_IndexCreate( p_input );
-        }
-        else
+        if( !p_avi->i_length || p_avi->b_interleaved )
         {
-            msg_Warn( p_input, "cannot create index (unseekable stream)" );
-            AVI_IndexLoad( p_input );
-        }
-    }
-    else
-    {
-        AVI_IndexLoad( p_input );
-    }
+            avi_stream_t *p_stream;
+            int64_t i_pos;
 
-    /* *** movie length in sec *** */
-    p_avi->i_length = AVI_MovieGetLength( p_input, p_avi );
-    if( p_avi->i_length < (mtime_t)p_avih->i_totalframes *
-                          (mtime_t)p_avih->i_microsecperframe /
-                          (mtime_t)1000000 )
-    {
-        msg_Warn( p_input, "broken or missing index, 'seek' will be axproximative or will have strange behavour" );
-    }
+            /* use i_percent to create a true i_date */
+            if( !p_avi->b_interleaved )
+            {
+                msg_Warn( p_input,
+                          "mmh, seeking without index at %d%%"
+                          " work only for interleaved file", i_percent );
+            }
 
-    /* fix some BeOS MediaKit generated file */
-    for( i = 0 ; i < p_avi->i_streams; i++ )
-    {
-        avi_chunk_list_t    *p_avi_strl;
-        avi_chunk_strh_t    *p_avi_strh;
-        avi_chunk_strf_auds_t    *p_avi_strf_auds;
-#define p_stream  p_avi->pp_info[i]
+            if( i_percent >= 100 )
+            {
+                msg_Warn( p_input, "cannot seek so far !" );
+                return( -1 );
+            }
+            i_percent = __MAX( i_percent, 0 );
 
-        if( p_stream->i_cat != AUDIO_ES )
+            /* try to find chunk that is at i_percent or the file */
+            i_pos = __MAX( i_percent *
+                           p_input->stream.p_selected_area->i_size / 100,
+                           p_avi->i_movi_begin );
+            /* search first selected stream */
+            for( i_stream = 0, p_stream = NULL;
+                        i_stream < p_avi->i_streams; i_stream++ )
+            {
+                p_stream = p_avi->pp_info[i_stream];
+                if( p_stream->b_activated )
+                {
+                    break;
+                }
+            }
+            if( !p_stream || !p_stream->b_activated )
+            {
+                msg_Warn( p_input, "cannot find any selected stream" );
+                return( -1 );
+            }
+
+            /* be sure that the index exit */
+            if( AVI_StreamChunkSet( p_input,
+                                    i_stream,
+                                    0 ) )
+            {
+                msg_Warn( p_input, "cannot seek" );
+                return( -1 );
+            }
+
+            while( i_pos >= p_stream->p_index[p_stream->i_idxposc].i_pos +
+               p_stream->p_index[p_stream->i_idxposc].i_length + 8 )
+            {
+                /* search after i_idxposc */
+                if( AVI_StreamChunkSet( p_input,
+                                        i_stream, p_stream->i_idxposc + 1 ) )
+                {
+                    msg_Warn( p_input, "cannot seek" );
+                    return( -1 );
+                }
+            }
+            i_date = AVI_GetPTS( p_stream );
+            /* TODO better support for i_samplesize != 0 */
+            msg_Dbg( p_input, "estimate date "I64Fd, i_date );
+        }
+
+#define p_stream    p_avi->pp_info[i_stream]
+        p_avi->i_time = 0;
+        /* seek for chunk based streams */
+        for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
         {
-            continue;
+            if( p_stream->b_activated && !p_stream->i_samplesize )
+//            if( p_stream->b_activated )
+            {
+                AVI_StreamSeek( p_input, i_stream, i_date );
+                p_avi->i_time = __MAX( AVI_GetPTS( p_stream ),
+                                        p_avi->i_time );
+            }
         }
-        if( p_stream->i_idxnb < 1 ||
-            p_stream->i_scale != 1 ||
-            p_stream->i_samplesize != 0 )
+#if 1
+        if( p_avi->i_time )
         {
-            continue;
+            i_date = p_avi->i_time;
         }
-        p_avi_strl = (avi_chunk_list_t*)AVI_ChunkFind( p_hdrl,
-                                                       AVIFOURCC_strl, i );
-        p_avi_strh = (avi_chunk_strh_t*)AVI_ChunkFind( p_avi_strl,
-                                                       AVIFOURCC_strh, 0 );
-        p_avi_strf_auds =
-            (avi_chunk_strf_auds_t*)AVI_ChunkFind( p_avi_strl,
-                                                   AVIFOURCC_strf, 0 );
-
-        if( p_avi_strf_auds->p_wf->wFormatTag != WAVE_FORMAT_PCM &&
-            (unsigned int)p_stream->i_rate == p_avi_strf_auds->p_wf->nSamplesPerSec )
+        /* seek for bytes based streams */
+        for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
         {
-            int64_t i_track_length =
-                p_stream->p_index[p_stream->i_idxnb-1].i_length +
-                p_stream->p_index[p_stream->i_idxnb-1].i_lengthtotal;
-            mtime_t i_length = (mtime_t)p_avih->i_totalframes *
-                               (mtime_t)p_avih->i_microsecperframe;
-
-            if( i_length == 0 )
+            if( p_stream->b_activated && p_stream->i_samplesize )
             {
-                msg_Warn( p_input, "track[%d] cannot be fixed (BeOS MediaKit generated)", i );
-                continue;
+                AVI_StreamSeek( p_input, i_stream, i_date );
+//                p_avi->i_time = __MAX( AVI_GetPTS( p_stream ), p_avi->i_time );
             }
-            p_stream->i_samplesize = 1;
-            p_stream->i_rate       = i_track_length  * (int64_t)1000000/ i_length;
-            msg_Warn( p_input, "track[%d] fixed with rate=%d scale=%d (BeOS MediaKit generated)", i, p_stream->i_rate, p_stream->i_scale );
         }
-#undef p_stream
-    }
-
-    vlc_mutex_lock( &p_input->stream.stream_lock );
-    if( p_avi->i_length )
-    {
-        p_input->stream.i_mux_rate =
-            p_input->stream.p_selected_area->i_size / 50 / p_avi->i_length;
-
-        msg_Dbg( p_input, "checking interleaved" );
-        p_avi->b_interleaved = AVI_Interleaved( p_input );
-        msg_Dbg( p_input, "interleaved=%s", p_avi->b_interleaved ? "yes" : "no" );
-    }
-    else
-    {
-        p_input->stream.i_mux_rate = 0;
-    }
-    vlc_mutex_unlock( &p_input->stream.stream_lock );
-
-    b_stream_audio = VLC_FALSE;
-    b_stream_video = VLC_FALSE;
-
-    for( i = 0; i < p_avi->i_streams; i++ )
-    {
-#define p_info  p_avi->pp_info[i]
-        switch( p_info->p_es->i_cat )
+        msg_Dbg( p_input, "seek: "I64Fd" secondes", p_avi->i_time /1000000 );
+        /* set true movie time */
+#endif
+        if( !p_avi->i_time )
         {
-            case( VIDEO_ES ):
-
-                if( !b_stream_video )
-                {
-                    b_stream_video = AVI_StreamStart( p_input, p_avi, i );
-                }
-                break;
-
-            case( AUDIO_ES ):
-                if( !b_stream_audio )
-                {
-                    b_stream_audio = AVI_StreamStart( p_input, p_avi, i );
-                }
-                break;
-            default:
-                break;
+            p_avi->i_time = i_date;
         }
-#undef p_info
-    }
-
-    if( !b_stream_video )
-    {
-        msg_Warn( p_input, "no video stream found" );
-    }
-    if( !b_stream_audio )
-    {
-        msg_Warn( p_input, "no audio stream found!" );
-    }
-
-    vlc_mutex_lock( &p_input->stream.stream_lock );
-    p_input->stream.p_selected_program->b_is_ok = 1;
-    vlc_mutex_unlock( &p_input->stream.stream_lock );
-
-    if( p_avi->b_seekable )
-    {
-        AVI_ChunkGoto( p_input, p_movi );
+#undef p_stream
+        return( 1 );
     }
     else
     {
-        // already at begining of p_movi
+        msg_Err( p_input, "shouldn't yet be executed" );
+        return( -1 );
     }
-    AVI_SkipBytes( p_input, 12 ); // enter in p_movi
-
-    p_avi->i_movi_begin = p_movi->i_chunk_pos;
-    return VLC_SUCCESS;
 }
 
 
-
-
 /*****************************************************************************
  * Function to convert pts to chunk or byte
  *****************************************************************************/
 
-static inline mtime_t AVI_PTSToChunk( avi_stream_t *p_info,
-                                        mtime_t i_pts )
+static mtime_t AVI_PTSToChunk( avi_stream_t *p_info, mtime_t i_pts )
 {
     return (mtime_t)((int64_t)i_pts *
                      (int64_t)p_info->i_rate /
                      (int64_t)p_info->i_scale /
                      (int64_t)1000000 );
 }
-static inline mtime_t AVI_PTSToByte( avi_stream_t *p_info,
-                                       mtime_t i_pts )
+static mtime_t AVI_PTSToByte( avi_stream_t *p_info, mtime_t i_pts )
 {
     return (mtime_t)((int64_t)i_pts *
                      (int64_t)p_info->i_rate /
@@ -1559,7 +1416,7 @@ static int AVI_StreamChunkFind( input_thread_t *p_input,
 
     if( p_avi->i_movi_lastchunk_pos >= p_avi->i_movi_begin + 12 )
     {
-        AVI_SeekAbsolute( p_input, p_avi->i_movi_lastchunk_pos );
+        stream_Seek( p_avi->s, p_avi->i_movi_lastchunk_pos );
         if( AVI_PacketNext( p_input ) )
         {
             return VLC_EGENERIC;
@@ -1567,7 +1424,7 @@ static int AVI_StreamChunkFind( input_thread_t *p_input,
     }
     else
     {
-        AVI_SeekAbsolute( p_input, p_avi->i_movi_begin + 12 );
+        stream_Seek( p_avi->s, p_avi->i_movi_begin + 12 );
     }
 
     for( ;; )
@@ -1614,7 +1471,7 @@ static int AVI_StreamChunkFind( input_thread_t *p_input,
 
 
 /* be sure that i_ck will be a valid index entry */
-static int AVI_SetStreamChunk( input_thread_t    *p_input,
+static int AVI_StreamChunkSet( input_thread_t    *p_input,
                                unsigned int i_stream,
                                unsigned int i_ck )
 {
@@ -1643,7 +1500,7 @@ static int AVI_SetStreamChunk( input_thread_t    *p_input,
 
 
 /* XXX FIXME up to now, we assume that all chunk are one after one */
-static int AVI_SetStreamBytes( input_thread_t    *p_input,
+static int AVI_StreamBytesSet( input_thread_t    *p_input,
                                unsigned int i_stream,
                                off_t   i_byte )
 {
@@ -1707,10 +1564,10 @@ static int AVI_SetStreamBytes( input_thread_t    *p_input,
 }
 
 static int AVI_StreamSeek( input_thread_t *p_input,
-                           demux_sys_t  *p_avi,
                            int i_stream,
                            mtime_t i_date )
 {
+    demux_sys_t  *p_avi = p_input->p_demux_data;
 #define p_stream    p_avi->pp_info[i_stream]
     mtime_t i_oldpts;
 
@@ -1718,7 +1575,7 @@ static int AVI_StreamSeek( input_thread_t *p_input,
 
     if( !p_stream->i_samplesize )
     {
-        if( AVI_SetStreamChunk( p_input,
+        if( AVI_StreamChunkSet( p_input,
                                 i_stream,
                                 AVI_PTSToChunk( p_stream, i_date ) ) )
         {
@@ -1740,7 +1597,7 @@ static int AVI_StreamSeek( input_thread_t *p_input,
                    !( p_stream->p_index[p_stream->i_idxposc].i_flags &
                                                                 AVIIF_KEYFRAME ) )
                 {
-                    if( AVI_SetStreamChunk( p_input,
+                    if( AVI_StreamChunkSet( p_input,
                                             i_stream,
                                             p_stream->i_idxposc - 1 ) )
                     {
@@ -1754,7 +1611,7 @@ static int AVI_StreamSeek( input_thread_t *p_input,
                         !( p_stream->p_index[p_stream->i_idxposc].i_flags &
                                                                 AVIIF_KEYFRAME ) )
                 {
-                    if( AVI_SetStreamChunk( p_input,
+                    if( AVI_StreamChunkSet( p_input,
                                             i_stream,
                                             p_stream->i_idxposc + 1 ) )
                     {
@@ -1766,781 +1623,824 @@ static int AVI_StreamSeek( input_thread_t *p_input,
     }
     else
     {
-        if( AVI_SetStreamBytes( p_input,
+        if( AVI_StreamBytesSet( p_input,
                                 i_stream,
                                 AVI_PTSToByte( p_stream, i_date ) ) )
         {
             return VLC_EGENERIC;
         }
     }
-    return VLC_SUCCESS;
-#undef p_stream
+    return VLC_SUCCESS;
+#undef p_stream
+}
+
+/*****************************************************************************
+ * AVI_Interleaved: check weither a file is interleaved or not.
+ *****************************************************************************/
+static vlc_bool_t AVI_Interleaved( input_thread_t *p_input )
+{
+    demux_sys_t     *p_sys = p_input->p_demux_data;
+    unsigned int    i;
+    mtime_t         i_time = 0;
+    vlc_bool_t      b_ret = VLC_TRUE;
+
+    int64_t         i_max;
+
+    if( p_input->stream.p_selected_area->i_size <= 100 )
+    {
+        return VLC_FALSE;
+    }
+
+    i_max = __MIN( 2000000, p_input->stream.p_selected_area->i_size / 100 );
+
+#define tk p_sys->pp_info[i]
+    while( i_time < p_sys->i_length * (mtime_t)1000000)
+    {
+        int64_t     i_ref;
+
+        i_ref = -1;
+        i_time += 50000;
+        for( i = 0; i < p_sys->i_streams; i++ )
+        {
+            while( AVI_GetPTS( tk ) < i_time && tk->i_idxposc < tk->i_idxnb - 1 )
+            {
+                tk->i_idxposc++;
+            }
+
+            if( i_ref == -1 )
+            {
+                i_ref = tk->p_index[tk->i_idxposc].i_pos;
+            }
+            if( tk->p_index[tk->i_idxposc].i_pos - i_ref > i_max ||
+                tk->p_index[tk->i_idxposc].i_pos - i_ref < -i_max ||
+                tk->p_index[tk->i_idxposc].i_length > i_max )
+            {
+                msg_Dbg( p_input, "interleaved=no because ref=%lld pos=%lld length=%d (max=%lld)",
+                         i_ref, tk->p_index[tk->i_idxposc].i_pos, tk->p_index[tk->i_idxposc].i_length, i_max  );
+                b_ret = VLC_FALSE;
+                goto exit;
+            }
+        }
+    }
+
+exit:
+    for( i = 0; i < p_sys->i_streams; i++ )
+    {
+        tk->i_idxposc = 0;
+        tk->i_idxposb = 0;
+    }
+#undef tk
+    return b_ret;
+}
+
+/****************************************************************************
+ * Return VLC_TRUE if it's a key frame
+ ****************************************************************************/
+static int AVI_GetKeyFlag( vlc_fourcc_t i_fourcc, uint8_t *p_byte )
+{
+    switch( i_fourcc )
+    {
+        case FOURCC_DIV1:
+            /* we have:
+             *  startcode:      0x00000100   32bits
+             *  framenumber     ?             5bits
+             *  piture type     0(I),1(P)     2bits
+             */
+            if( GetDWBE( p_byte ) != 0x00000100 )
+            {
+                /* it's not an msmpegv1 stream, strange...*/
+                return AVIIF_KEYFRAME;
+            }
+            else
+            {
+                return p_byte[4] & 0x06 ? 0 : AVIIF_KEYFRAME;
+            }
+        case FOURCC_DIV2:
+        case FOURCC_DIV3:   // wmv1 also
+            /* we have
+             *  picture type    0(I),1(P)     2bits
+             */
+            return p_byte[0] & 0xC0 ? 0 : AVIIF_KEYFRAME;
+        case FOURCC_mp4v:
+            /* we should find first occurence of 0x000001b6 (32bits)
+             *  startcode:      0x000001b6   32bits
+             *  piture type     0(I),1(P)     2bits
+             */
+            if( GetDWBE( p_byte ) != 0x000001b6 )
+            {
+                /* not true , need to find the first VOP header */
+                return AVIIF_KEYFRAME;
+            }
+            else
+            {
+                return p_byte[4] & 0xC0 ? 0 : AVIIF_KEYFRAME;
+            }
+        default:
+            /* I can't do it, so say yes */
+            return AVIIF_KEYFRAME;
+    }
+}
+
+vlc_fourcc_t AVI_FourccGetCodec( unsigned int i_cat, vlc_fourcc_t i_codec )
+{
+    switch( i_cat )
+    {
+        case AUDIO_ES:
+            wf_tag_to_fourcc( i_codec, &i_codec, NULL );
+            return i_codec;
+
+        case VIDEO_ES:
+            // XXX DIV1 <- msmpeg4v1, DIV2 <- msmpeg4v2, DIV3 <- msmpeg4v3, mp4v for mpeg4
+            switch( i_codec )
+            {
+                case FOURCC_DIV1:
+                case FOURCC_div1:
+                case FOURCC_MPG4:
+                case FOURCC_mpg4:
+                    return FOURCC_DIV1;
+                case FOURCC_DIV2:
+                case FOURCC_div2:
+                case FOURCC_MP42:
+                case FOURCC_mp42:
+                case FOURCC_MPG3:
+                case FOURCC_mpg3:
+                    return FOURCC_DIV2;
+                case FOURCC_div3:
+                case FOURCC_MP43:
+                case FOURCC_mp43:
+                case FOURCC_DIV3:
+                case FOURCC_DIV4:
+                case FOURCC_div4:
+                case FOURCC_DIV5:
+                case FOURCC_div5:
+                case FOURCC_DIV6:
+                case FOURCC_div6:
+                case FOURCC_AP41:
+                case FOURCC_3IV1:
+                case FOURCC_3iv1:
+                case FOURCC_3IVD:
+                case FOURCC_3ivd:
+                case FOURCC_3VID:
+                case FOURCC_3vid:
+                    return FOURCC_DIV3;
+                case FOURCC_DIVX:
+                case FOURCC_divx:
+                case FOURCC_MP4S:
+                case FOURCC_mp4s:
+                case FOURCC_M4S2:
+                case FOURCC_m4s2:
+                case FOURCC_xvid:
+                case FOURCC_XVID:
+                case FOURCC_XviD:
+                case FOURCC_DX50:
+                case FOURCC_mp4v:
+                case FOURCC_4:
+                case FOURCC_3IV2:
+                case FOURCC_3iv2:
+                    return FOURCC_mp4v;
+            }
+        default:
+            return VLC_FOURCC( 'u', 'n', 'd', 'f' );
+    }
 }
 
-/*****************************************************************************
- * AVI_Interleaved: check weither a file is interleaved or not.
- *****************************************************************************/
-static vlc_bool_t AVI_Interleaved( input_thread_t *p_input )
+/****************************************************************************
+ *
+ ****************************************************************************/
+static void AVI_ParseStreamHeader( vlc_fourcc_t i_id,
+                                   int *pi_number, int *pi_type )
 {
-    demux_sys_t     *p_sys = p_input->p_demux_data;
-    unsigned int    i;
-    mtime_t         i_time = 0;
-    vlc_bool_t      b_ret = VLC_TRUE;
+#define SET_PTR( p, v ) if( p ) *(p) = (v);
+    int c1, c2;
 
-    int64_t         i_max;
+    c1 = ((uint8_t *)&i_id)[0];
+    c2 = ((uint8_t *)&i_id)[1];
 
-    if( p_input->stream.p_selected_area->i_size <= 100 )
+    if( c1 < '0' || c1 > '9' || c2 < '0' || c2 > '9' )
     {
-        return VLC_FALSE;
+        SET_PTR( pi_number, 100 ); /* > max stream number */
+        SET_PTR( pi_type, UNKNOWN_ES );
     }
-
-    i_max = __MIN( 2000000, p_input->stream.p_selected_area->i_size / 100 );
-
-#define tk p_sys->pp_info[i]
-    while( i_time < p_sys->i_length * (mtime_t)1000000)
+    else
     {
-        int64_t     i_ref;
-
-        i_ref = -1;
-        i_time += 50000;
-        for( i = 0; i < p_sys->i_streams; i++ )
+        SET_PTR( pi_number, (c1 - '0') * 10 + (c2 - '0' ) );
+        switch( VLC_TWOCC( ((uint8_t *)&i_id)[2], ((uint8_t *)&i_id)[3] ) )
         {
-            while( AVI_GetPTS( tk ) < i_time && tk->i_idxposc < tk->i_idxnb - 1 )
-            {
-                tk->i_idxposc++;
-            }
-
-            if( i_ref == -1 )
-            {
-                i_ref = tk->p_index[tk->i_idxposc].i_pos;
-            }
-            if( tk->p_index[tk->i_idxposc].i_pos - i_ref > i_max ||
-                tk->p_index[tk->i_idxposc].i_pos - i_ref < -i_max ||
-                tk->p_index[tk->i_idxposc].i_length > i_max )
-            {
-                msg_Dbg( p_input, "interleaved=no because ref=%lld pos=%lld length=%d (max=%lld)",
-                         i_ref, tk->p_index[tk->i_idxposc].i_pos, tk->p_index[tk->i_idxposc].i_length, i_max  );
-                b_ret = VLC_FALSE;
-                goto exit;
-            }
+            case AVITWOCC_wb:
+                SET_PTR( pi_type, AUDIO_ES );
+                break;
+            case AVITWOCC_dc:
+            case AVITWOCC_db:
+                SET_PTR( pi_type, VIDEO_ES );
+                break;
+            default:
+                SET_PTR( pi_type, UNKNOWN_ES );
+                break;
         }
     }
-
-exit:
-    for( i = 0; i < p_sys->i_streams; i++ )
-    {
-        tk->i_idxposc = 0;
-        tk->i_idxposb = 0;
-    }
-#undef tk
-    return b_ret;
+#undef SET_PTR
 }
 
-/*****************************************************************************
- * AVISeek: goto to i_date or i_percent
- *****************************************************************************
- * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
- *****************************************************************************/
-static int    AVISeek   ( input_thread_t *p_input,
-                          mtime_t i_date, int i_percent )
+/****************************************************************************
+ *
+ ****************************************************************************/
+static int AVI_PacketGetHeader( input_thread_t *p_input, avi_packet_t *p_pk )
 {
+    demux_sys_t *p_sys = p_input->p_demux_data;
+    uint8_t  *p_peek;
 
-    demux_sys_t *p_avi = p_input->p_demux_data;
-    unsigned int i_stream;
-    msg_Dbg( p_input,
-             "seek requested: "I64Fd" secondes %d%%",
-             i_date / 1000000,
-             i_percent );
-
-    if( p_avi->b_seekable )
+    if( stream_Peek( p_sys->s, &p_peek, 16 ) < 16 )
     {
-        if( !p_avi->i_length || p_avi->b_interleaved )
-        {
-            avi_stream_t *p_stream;
-            int64_t i_pos;
-
-            /* use i_percent to create a true i_date */
-            if( !p_avi->b_interleaved )
-            {
-                msg_Warn( p_input,
-                          "mmh, seeking without index at %d%%"
-                          " work only for interleaved file", i_percent );
-            }
+        return VLC_EGENERIC;
+    }
+    p_pk->i_fourcc  = VLC_FOURCC( p_peek[0], p_peek[1], p_peek[2], p_peek[3] );
+    p_pk->i_size    = GetDWLE( p_peek + 4 );
+    p_pk->i_pos     = stream_Tell( p_sys->s );
+    if( p_pk->i_fourcc == AVIFOURCC_LIST || p_pk->i_fourcc == AVIFOURCC_RIFF )
+    {
+        p_pk->i_type = VLC_FOURCC( p_peek[8],  p_peek[9],
+                                   p_peek[10], p_peek[11] );
+    }
+    else
+    {
+        p_pk->i_type = 0;
+    }
 
-            if( i_percent >= 100 )
-            {
-                msg_Warn( p_input, "cannot seek so far !" );
-                return( -1 );
-            }
-            i_percent = __MAX( i_percent, 0 );
+    memcpy( p_pk->i_peek, p_peek + 8, 8 );
 
-            /* try to find chunk that is at i_percent or the file */
-            i_pos = __MAX( i_percent *
-                           p_input->stream.p_selected_area->i_size / 100,
-                           p_avi->i_movi_begin );
-            /* search first selected stream */
-            for( i_stream = 0, p_stream = NULL;
-                        i_stream < p_avi->i_streams; i_stream++ )
-            {
-                p_stream = p_avi->pp_info[i_stream];
-                if( p_stream->b_activated )
-                {
-                    break;
-                }
-            }
-            if( !p_stream || !p_stream->b_activated )
-            {
-                msg_Warn( p_input, "cannot find any selected stream" );
-                return( -1 );
-            }
+    AVI_ParseStreamHeader( p_pk->i_fourcc, &p_pk->i_stream, &p_pk->i_cat );
+    return VLC_SUCCESS;
+}
 
-            /* be sure that the index exit */
-            if( AVI_SetStreamChunk( p_input,
-                                    i_stream,
-                                    0 ) )
-            {
-                msg_Warn( p_input, "cannot seek" );
-                return( -1 );
-            }
+static int AVI_PacketNext( input_thread_t *p_input )
+{
+    demux_sys_t *p_sys = p_input->p_demux_data;
+    avi_packet_t    avi_ck;
+    int             i_skip = 0;
 
-            while( i_pos >= p_stream->p_index[p_stream->i_idxposc].i_pos +
-               p_stream->p_index[p_stream->i_idxposc].i_length + 8 )
-            {
-                /* search after i_idxposc */
-                if( AVI_SetStreamChunk( p_input,
-                                        i_stream, p_stream->i_idxposc + 1 ) )
-                {
-                    msg_Warn( p_input, "cannot seek" );
-                    return( -1 );
-                }
-            }
-            i_date = AVI_GetPTS( p_stream );
-            /* TODO better support for i_samplesize != 0 */
-            msg_Dbg( p_input, "estimate date "I64Fd, i_date );
-        }
+    if( AVI_PacketGetHeader( p_input, &avi_ck ) )
+    {
+        return VLC_EGENERIC;
+    }
 
-#define p_stream    p_avi->pp_info[i_stream]
-        p_avi->i_time = 0;
-        /* seek for chunk based streams */
-        for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-        {
-            if( p_stream->b_activated && !p_stream->i_samplesize )
-//            if( p_stream->b_activated )
-            {
-                AVI_StreamSeek( p_input, p_avi, i_stream, i_date );
-                p_avi->i_time = __MAX( AVI_GetPTS( p_stream ),
-                                        p_avi->i_time );
-            }
-        }
-#if 1
-        if( p_avi->i_time )
-        {
-            i_date = p_avi->i_time;
-        }
-        /* seek for bytes based streams */
-        for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
-        {
-            if( p_stream->b_activated && p_stream->i_samplesize )
-            {
-                AVI_StreamSeek( p_input, p_avi, i_stream, i_date );
-//                p_avi->i_time = __MAX( AVI_GetPTS( p_stream ), p_avi->i_time );
-            }
-        }
-        msg_Dbg( p_input, "seek: "I64Fd" secondes", p_avi->i_time /1000000 );
-        /* set true movie time */
-#endif
-        if( !p_avi->i_time )
-        {
-            p_avi->i_time = i_date;
-        }
-#undef p_stream
-        return( 1 );
+    if( avi_ck.i_fourcc == AVIFOURCC_LIST &&
+        ( avi_ck.i_type == AVIFOURCC_rec || avi_ck.i_type == AVIFOURCC_movi ) )
+    {
+        i_skip = 12;
+    }
+    else if( avi_ck.i_fourcc == AVIFOURCC_RIFF &&
+             avi_ck.i_type == AVIFOURCC_AVIX )
+    {
+        i_skip = 24;
     }
     else
     {
-        msg_Err( p_input, "shouldn't yet be executed" );
-        return( -1 );
+        i_skip = __EVEN( avi_ck.i_size ) + 8;
     }
-}
 
-#if 0
-static pes_packet_t *PES_split( input_thread_t *p_input, avi_stream_t *p_stream, pes_packet_t *p_pes )
-{
-    pes_packet_t  *p_pes2;
-    data_packet_t *p_data;
-    int           i_nb_data;
-
-    if( p_pes->i_nb_data < 2 )
-    {
-        return( NULL );
-    }
-    p_pes2 = input_NewPES( p_input->p_method_data );
-    p_pes2->i_pts = p_pes->i_pts;
-    p_pes2->i_dts = p_pes->i_dts;
-    p_pes2->i_nb_data = p_pes->i_nb_data/2;
-    p_pes2->i_pes_size = 0;
-    for( i_nb_data = 0, p_data = p_pes->p_first;
-         i_nb_data < p_pes2->i_nb_data;
-         i_nb_data++, p_data = p_data->p_next )
-    {
-        p_pes2->i_pes_size +=
-            p_data->p_payload_end - p_data->p_payload_start;
-        p_pes2->p_last = p_data;
-    }
-    p_pes2->p_first = p_pes->p_first;
-    p_pes2->p_last->p_next = NULL;
-
-    p_pes->p_first = p_data;
-    p_pes->i_pes_size -= p_pes2->i_pes_size;
-    p_pes->i_nb_data -= p_pes2->i_nb_data;
-//    p_pes->i_pts += AVI_GetDPTS( p_stream, p_pes2->i_pes_size );
-//    p_pes->i_dts += AVI_GetDPTS( p_stream, p_pes2->i_pes_size );
-    p_pes->i_pts = 0;
-    p_pes->i_dts = 0;
-    return( p_pes2 );
+    if( stream_Read( p_sys->s, NULL, i_skip ) != i_skip )
+    {
+        return VLC_EGENERIC;
+    }
+    return VLC_SUCCESS;
 }
-#endif
-
-/*****************************************************************************
- * AVIDemux_Seekable: reads and demuxes data packets for stream seekable
- *****************************************************************************
- * AVIDemux: reads and demuxes data packets
- *****************************************************************************
- * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
- *****************************************************************************/
-typedef struct avi_stream_toread_s
+static int AVI_PacketRead( input_thread_t   *p_input,
+                           avi_packet_t     *p_pk,
+                           pes_packet_t     **pp_pes )
 {
-    vlc_bool_t b_ok;
+    demux_sys_t *p_sys = p_input->p_demux_data;
 
-    int i_toread;
+    size_t i_size;
+    vlc_bool_t b_pad;
 
-    off_t i_posf; // where we will read :
-                  // if i_idxposb == 0 : begining of chunk (+8 to acces data)
-                  // else : point on data directly
-} avi_stream_toread_t;
+    i_size = __EVEN( p_pk->i_size + 8 );
+    b_pad  = ( i_size != p_pk->i_size + 8 );
+
+    if( ( *pp_pes = stream_PesPacket( p_sys->s, i_size ) ) == NULL )
+    {
+        return VLC_EGENERIC;
+    }
+    (*pp_pes)->p_first->p_payload_start += 8;
+    (*pp_pes)->i_pes_size -= 8;
 
-static int AVIDemux_Seekable( input_thread_t *p_input )
-{
-    unsigned int i_stream_count;
-    unsigned int i_stream;
-    vlc_bool_t b_stream;
-    vlc_bool_t b_play_audio;
-    vlc_bool_t b_video; /* is there some video track selected */
-    // cannot be more than 100 stream (dcXX or wbXX)
-    avi_stream_toread_t toread[100];
+    if( b_pad )
+    {
+        (*pp_pes)->p_last->p_payload_end--;
+        (*pp_pes)->i_pes_size--;
+    }
 
-    demux_sys_t *p_avi = p_input->p_demux_data;
+    return VLC_SUCCESS;
+}
 
+static int AVI_PacketSearch( input_thread_t *p_input )
+{
+    demux_sys_t     *p_avi = p_input->p_demux_data;
 
-    /* detect new selected/unselected streams */
-    for( i_stream = 0,i_stream_count= 0, b_video = VLC_FALSE;
-            i_stream < p_avi->i_streams; i_stream++ )
+    avi_packet_t    avi_pk;
+    for( ;; )
     {
-#define p_stream    p_avi->pp_info[i_stream]
-        if( p_stream->p_es )
+        if( stream_Read( p_avi->s, NULL, 1 ) != 1 )
         {
-            if( p_stream->p_es->p_decoder_fifo &&
-                !p_stream->b_activated )
-            {
-                AVI_StreamStart( p_input, p_avi, i_stream );
-            }
-            else
-            if( !p_stream->p_es->p_decoder_fifo &&
-                p_stream->b_activated )
-            {
-                AVI_StreamStop( p_input, p_avi, i_stream );
-            }
+            return VLC_EGENERIC;
         }
-        if( p_stream->b_activated )
+        AVI_PacketGetHeader( p_input, &avi_pk );
+        if( avi_pk.i_stream < p_avi->i_streams &&
+            ( avi_pk.i_cat == AUDIO_ES || avi_pk.i_cat == VIDEO_ES ) )
         {
-            i_stream_count++;
-            if( p_stream->i_cat == VIDEO_ES )
-            {
-                b_video = VLC_TRUE;
-            }
+            return VLC_SUCCESS;
+        }
+        switch( avi_pk.i_fourcc )
+        {
+            case AVIFOURCC_JUNK:
+            case AVIFOURCC_LIST:
+            case AVIFOURCC_RIFF:
+            case AVIFOURCC_idx1:
+                return VLC_SUCCESS;
         }
-#undef  p_stream
     }
+}
 
-    if( i_stream_count <= 0 )
+/****************************************************************************
+ * Index stuff.
+ ****************************************************************************/
+static void __AVI_AddEntryIndex( avi_stream_t *p_info,
+                                 AVIIndexEntry_t *p_index)
+{
+    if( p_info->p_index == NULL )
     {
-        msg_Warn( p_input, "no track selected, exiting..." );
-        return( 0 );
+        p_info->i_idxmax = 16384;
+        p_info->i_idxnb = 0;
+        if( !( p_info->p_index = calloc( p_info->i_idxmax,
+                                  sizeof( AVIIndexEntry_t ) ) ) )
+        {
+            return;
+        }
     }
-
-    if( p_input->stream.p_selected_program->i_synchro_state == SYNCHRO_REINIT )
+    if( p_info->i_idxnb >= p_info->i_idxmax )
     {
-        mtime_t i_date;
-        int i_percent;
-        /* first wait for empty buffer, arbitrary time FIXME */
-        //msleep( DEFAULT_PTS_DELAY );
-
-        i_date = (mtime_t)1000000 *
-                 (mtime_t)p_avi->i_length *
-                 (mtime_t)AVI_TellAbsolute( p_input ) /
-                 (mtime_t)p_input->stream.p_selected_area->i_size;
-        i_percent = 100 * AVI_TellAbsolute( p_input ) /
-                        p_input->stream.p_selected_area->i_size;
-
-//        input_ClockInit( p_input->stream.p_selected_program );
-        AVISeek( p_input, i_date, i_percent);
-
-#ifdef __AVI_SUBTITLE__
-        if( p_avi->p_sub )
+        p_info->i_idxmax += 16384;
+        if( !( p_info->p_index = realloc( (void*)p_info->p_index,
+                           p_info->i_idxmax *
+                           sizeof( AVIIndexEntry_t ) ) ) )
         {
-            subtitle_Seek( p_avi->p_sub, p_avi->i_time );
+            return;
         }
-#endif
+    }
+    /* calculate cumulate length */
+    if( p_info->i_idxnb > 0 )
+    {
+        p_index->i_lengthtotal =
+            p_info->p_index[p_info->i_idxnb - 1].i_length +
+                p_info->p_index[p_info->i_idxnb - 1].i_lengthtotal;
+    }
+    else
+    {
+        p_index->i_lengthtotal = 0;
     }
 
+    p_info->p_index[p_info->i_idxnb] = *p_index;
+    p_info->i_idxnb++;
 
-    /* wait for the good time */
+}
 
-    p_avi->i_pcr = p_avi->i_time * 9 / 100;
+static void AVI_IndexAddEntry( demux_sys_t *p_avi,
+                               int i_stream,
+                               AVIIndexEntry_t *p_index)
+{
+    __AVI_AddEntryIndex( p_avi->pp_info[i_stream],
+                         p_index );
+    if( p_avi->i_movi_lastchunk_pos < p_index->i_pos )
+    {
+        p_avi->i_movi_lastchunk_pos = p_index->i_pos;
+    }
+}
 
-    input_ClockManageRef( p_input,
-                          p_input->stream.p_selected_program,
-                          p_avi->i_pcr );
+static int AVI_IndexLoad_idx1( input_thread_t *p_input )
+{
+    demux_sys_t *p_avi = p_input->p_demux_data;
 
+    avi_chunk_list_t    *p_riff;
+    avi_chunk_list_t    *p_movi;
+    avi_chunk_idx1_t    *p_idx1;
 
-    p_avi->i_time += 25*1000;  /* read 25ms */
+    unsigned int i_stream;
+    unsigned int i_index;
+    off_t        i_offset;
+    unsigned int i;
 
-#ifdef __AVI_SUBTITLE__
-    if( p_avi->p_sub )
+    p_riff = AVI_ChunkFind( &p_avi->ck_root, AVIFOURCC_RIFF, 0);
+    p_idx1 = AVI_ChunkFind( p_riff, AVIFOURCC_idx1, 0);
+    p_movi = AVI_ChunkFind( p_riff, AVIFOURCC_movi, 0);
+
+    if( !p_idx1 )
     {
-        subtitle_Demux( p_avi->p_sub, p_avi->i_time );
+        msg_Warn( p_input, "cannot find idx1 chunk, no index defined" );
+        return VLC_EGENERIC;
     }
-#endif
-
-    /* Check if we need to send the audio data to decoder */
-    b_play_audio = !p_input->stream.control.b_mute;
 
-    /* init toread */
-    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    /* *** calculate offset *** */
+    /* Well, avi is __SHIT__ so test more than one entry 
+     * (needed for some avi files) */
+    i_offset = 0;
+    for( i = 0; i < __MIN( p_idx1->i_entry_count, 10 ); i++ )
     {
-#define p_stream    p_avi->pp_info[i_stream]
-        mtime_t i_dpts;
-
-        toread[i_stream].b_ok = p_stream->b_activated;
-        if( p_stream->i_idxposc < p_stream->i_idxnb )
-        {
-            toread[i_stream].i_posf =
-                p_stream->p_index[p_stream->i_idxposc].i_pos;
-           if( p_stream->i_idxposb > 0 )
-           {
-                toread[i_stream].i_posf += 8 + p_stream->i_idxposb;
-           }
-        }
-        else
+        if( p_idx1->entry[i].i_pos < p_movi->i_chunk_pos )
         {
-            toread[i_stream].i_posf = -1;
+            i_offset = p_movi->i_chunk_pos + 8;
+            break;
         }
+    }
 
-        i_dpts = p_avi->i_time - AVI_GetPTS( p_stream  );
-
-        if( p_stream->i_samplesize )
-        {
-            toread[i_stream].i_toread = AVI_PTSToByte( p_stream,
-                                                       __ABS( i_dpts ) );
-        }
-        else
-        {
-            toread[i_stream].i_toread = AVI_PTSToChunk( p_stream,
-                                                        __ABS( i_dpts ) );
-        }
+    for( i_index = 0; i_index < p_idx1->i_entry_count; i_index++ )
+    {
+        unsigned int i_cat;
 
-        if( i_dpts < 0 )
+        AVI_ParseStreamHeader( p_idx1->entry[i_index].i_fourcc,
+                               &i_stream,
+                               &i_cat );
+        if( i_stream < p_avi->i_streams &&
+            i_cat == p_avi->pp_info[i_stream]->i_cat )
         {
-            toread[i_stream].i_toread *= -1;
+            AVIIndexEntry_t index;
+            index.i_id      = p_idx1->entry[i_index].i_fourcc;
+            index.i_flags   =
+                p_idx1->entry[i_index].i_flags&(~AVIIF_FIXKEYFRAME);
+            index.i_pos     = p_idx1->entry[i_index].i_pos + i_offset;
+            index.i_length  = p_idx1->entry[i_index].i_length;
+            AVI_IndexAddEntry( p_avi, i_stream, &index );
         }
-#undef  p_stream
     }
+    return VLC_SUCCESS;
+}
 
-    b_stream = VLC_FALSE;
+static void __Parse_indx( input_thread_t    *p_input,
+                          int               i_stream,
+                          avi_chunk_indx_t  *p_indx )
+{
+    demux_sys_t         *p_avi    = p_input->p_demux_data;
+    AVIIndexEntry_t     index;
+    int32_t             i;
 
-    for( ;; )
+    msg_Dbg( p_input, "loading subindex(0x%x) %d entries", p_indx->i_indextype, p_indx->i_entriesinuse );
+    if( p_indx->i_indexsubtype == 0 )
     {
-#define p_stream    p_avi->pp_info[i_stream]
-        vlc_bool_t       b_done;
-        pes_packet_t    *p_pes;
-        off_t i_pos;
-        unsigned int i;
-        size_t i_size;
-
-        /* search for first chunk to be read */
-        for( i = 0, b_done = VLC_TRUE, i_pos = -1; i < p_avi->i_streams; i++ )
+        for( i = 0; i < p_indx->i_entriesinuse; i++ )
         {
-            if( !toread[i].b_ok ||
-                AVI_GetDPTS( p_avi->pp_info[i],
-                             toread[i].i_toread ) <= -25 * 1000 )
-            {
-                continue;
-            }
-
-            if( toread[i].i_toread > 0 )
-            {
-                b_done = VLC_FALSE; // not yet finished
-            }
+            index.i_id      = p_indx->i_id;
+            index.i_flags   = p_indx->idx.std[i].i_size & 0x80000000 ? 0 : AVIIF_KEYFRAME;
+            index.i_pos     = p_indx->i_baseoffset + p_indx->idx.std[i].i_offset - 8;
+            index.i_length  = p_indx->idx.std[i].i_size&0x7fffffff;
 
-            if( toread[i].i_posf > 0 )
-            {
-                if( i_pos == -1 || i_pos > toread[i_stream].i_posf )
-                {
-                    i_stream = i;
-                    i_pos = toread[i].i_posf;
-                }
-            }
+            AVI_IndexAddEntry( p_avi, i_stream, &index );
         }
-
-        if( b_done )
+    }
+    else if( p_indx->i_indexsubtype == AVI_INDEX_2FIELD )
+    {
+        for( i = 0; i < p_indx->i_entriesinuse; i++ )
         {
-//            return( b_stream ? 1 : 0 );
-            return( 1 );
+            index.i_id      = p_indx->i_id;
+            index.i_flags   = p_indx->idx.field[i].i_size & 0x80000000 ? 0 : AVIIF_KEYFRAME;
+            index.i_pos     = p_indx->i_baseoffset + p_indx->idx.field[i].i_offset - 8;
+            index.i_length  = p_indx->idx.field[i].i_size;
+
+            AVI_IndexAddEntry( p_avi, i_stream, &index );
         }
+    }
+    else
+    {
+        msg_Warn( p_input, "unknow subtype index(0x%x)", p_indx->i_indexsubtype );
+    }
+}
 
-        if( i_pos == -1 )
-        {
-            /* no valid index, we will parse directly the stream
-             * in case we fail we will disable all finished stream */
-            if( p_avi->i_movi_lastchunk_pos >= p_avi->i_movi_begin + 12 )
-            {
-                AVI_SeekAbsolute( p_input, p_avi->i_movi_lastchunk_pos );
-                if( AVI_PacketNext( p_input ) )
-                {
-                    return( AVI_StreamStopFinishedStreams( p_input, p_avi ) ? 0 : 1 );
-                }
-            }
-            else
-            {
-                AVI_SeekAbsolute( p_input, p_avi->i_movi_begin + 12 );
-            }
+static void AVI_IndexLoad_indx( input_thread_t *p_input )
+{
+    demux_sys_t         *p_avi = p_input->p_demux_data;
+    unsigned int        i_stream;
+    int32_t             i;
 
-            for( ;; )
-            {
-                avi_packet_t avi_pk;
+    avi_chunk_list_t    *p_riff;
+    avi_chunk_list_t    *p_hdrl;
 
-                if( AVI_PacketGetHeader( p_input, &avi_pk ) )
-                {
-                    msg_Warn( p_input,
-                             "cannot get packet header, track disabled" );
-                    return( AVI_StreamStopFinishedStreams( p_input, p_avi ) ? 0 : 1 );
-                }
-                if( avi_pk.i_stream >= p_avi->i_streams ||
-                    ( avi_pk.i_cat != AUDIO_ES && avi_pk.i_cat != VIDEO_ES ) )
-                {
-                    if( AVI_PacketNext( p_input ) )
-                    {
-                        msg_Warn( p_input,
-                                  "cannot skip packet, track disabled" );
-                        return( AVI_StreamStopFinishedStreams( p_input, p_avi ) ? 0 : 1 );
-                    }
-                    continue;
-                }
-                else
-                {
-                    /* add this chunk to the index */
-                    AVIIndexEntry_t index;
+    p_riff = AVI_ChunkFind( &p_avi->ck_root, AVIFOURCC_RIFF, 0);
+    p_hdrl = AVI_ChunkFind( p_riff, AVIFOURCC_hdrl, 0 );
 
-                    index.i_id = avi_pk.i_fourcc;
-                    index.i_flags =
-                       AVI_GetKeyFlag(p_avi->pp_info[avi_pk.i_stream]->i_codec,
-                                      avi_pk.i_peek);
-                    index.i_pos = avi_pk.i_pos;
-                    index.i_length = avi_pk.i_size;
-                    AVI_IndexAddEntry( p_avi, avi_pk.i_stream, &index );
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    {
+        avi_chunk_list_t    *p_strl;
+        avi_chunk_indx_t    *p_indx;
 
-                    i_stream = avi_pk.i_stream;
-                    /* do we will read this data ? */
-                    if( AVI_GetDPTS( p_stream,
-                             toread[i_stream].i_toread ) > -25 * 1000 )
-                    {
-                        break;
-                    }
-                    else
-                    {
-                        if( AVI_PacketNext( p_input ) )
-                        {
-                            msg_Warn( p_input,
-                                      "cannot skip packet, track disabled" );
-                            return( AVI_StreamStopFinishedStreams( p_input, p_avi ) ? 0 : 1 );
-                        }
-                    }
-                }
-            }
+#define p_stream  p_avi->pp_info[i_stream]
+        p_strl = AVI_ChunkFind( p_hdrl, AVIFOURCC_strl, i_stream );
+        p_indx = AVI_ChunkFind( p_strl, AVIFOURCC_indx, 0 );
 
-        }
-        else
+        if( !p_indx )
         {
-            AVI_SeekAbsolute( p_input, i_pos );
+            msg_Warn( p_input, "cannot find indx (misdetect/broken OpenDML file?)" );
+            continue;
         }
 
-        /* read thoses data */
-        if( p_stream->i_samplesize )
+        if( p_indx->i_indextype == AVI_INDEX_OF_CHUNKS )
         {
-            unsigned int i_toread;
-
-            if( ( i_toread = toread[i_stream].i_toread ) <= 0 )
+            __Parse_indx( p_input, i_stream, p_indx );
+        }
+        else if( p_indx->i_indextype == AVI_INDEX_OF_INDEXES )
+        {
+            avi_chunk_indx_t    ck_sub;
+            for( i = 0; i < p_indx->i_entriesinuse; i++ )
             {
-                if( p_stream->i_samplesize > 1 )
+                if( stream_Seek( p_avi->s, p_indx->idx.super[i].i_offset ) )
                 {
-                    i_toread = p_stream->i_samplesize;
+                    break;
                 }
-                else
+
+                if( AVI_ChunkRead( p_avi->s, &ck_sub, NULL  ) )
                 {
-                    i_toread = __MAX( AVI_PTSToByte( p_stream, 20 * 1000 ), 100 );
+                    break;
                 }
+                __Parse_indx( p_input, i_stream, &ck_sub );
             }
-            i_size = __MIN( p_stream->p_index[p_stream->i_idxposc].i_length -
-                                p_stream->i_idxposb,
-                            i_toread );
         }
         else
         {
-            i_size = p_stream->p_index[p_stream->i_idxposc].i_length;
+            msg_Warn( p_input, "unknow type index(0x%x)", p_indx->i_indextype );
         }
+#undef p_stream
+    }
+}
 
-        if( p_stream->i_idxposb == 0 )
-        {
-            i_size += 8; // need to read and skip header
-        }
+static void AVI_IndexLoad( input_thread_t *p_input )
+{
+    demux_sys_t *p_avi = p_input->p_demux_data;
+    unsigned int i_stream;
 
-        if( input_ReadInPES( p_input, &p_pes, __EVEN( i_size ) ) < 0 )
-        {
-            msg_Warn( p_input, "failled reading data" );
-            AVI_StreamStop( p_input, p_avi, i_stream );
-            toread[i_stream].b_ok = VLC_FALSE;
-            continue;
-        }
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    {
+        p_avi->pp_info[i_stream]->i_idxnb  = 0;
+        p_avi->pp_info[i_stream]->i_idxmax = 0;
+        p_avi->pp_info[i_stream]->p_index  = NULL;
+    }
 
-        if( i_size % 2 )    // read was padded on word boundary
-        {
-            p_pes->p_last->p_payload_end--;
-            p_pes->i_pes_size--;
-        }
-        // skip header
-        if( p_stream->i_idxposb == 0 )
+    if( p_avi->b_odml )
+    {
+        AVI_IndexLoad_indx( p_input );
+    }
+    else
+    {
+        if( AVI_IndexLoad_idx1( p_input ) )
         {
-            p_pes->p_first->p_payload_start += 8;
-            p_pes->i_pes_size -= 8;
+            /* try indx if idx1 failed as some "normal" file have indx too */
+            AVI_IndexLoad_indx( p_input );
         }
+    }
 
-        p_pes->i_pts = AVI_GetPTS( p_stream );
-
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    {
+        msg_Dbg( p_input,
+                "stream[%d] created %d index entries",
+                i_stream,
+                p_avi->pp_info[i_stream]->i_idxnb );
 #if 0
-        /* fix pts for audio: ie pts sould be for the first byte of the first frame */
-        if( p_stream->i_samplesize == 1 )
+        for( i = 0; i < p_avi->pp_info[i_stream]->i_idxnb; i++ )
         {
-            AVI_FixPTS( p_stream, p_pes );
+            msg_Dbg( p_input, "stream[%d] idx[%d] pos=%lld size=%d",
+                     i_stream,
+                     i,
+                     p_avi->pp_info[i_stream]->p_index[i].i_pos,
+                     p_avi->pp_info[i_stream]->p_index[i].i_length );
         }
 #endif
+    }
+}
 
-        /* read data */
-        if( p_stream->i_samplesize )
+static void AVI_IndexCreate( input_thread_t *p_input )
+{
+    demux_sys_t *p_avi = p_input->p_demux_data;
+
+    avi_chunk_list_t    *p_riff;
+    avi_chunk_list_t    *p_movi;
+
+    unsigned int i_stream;
+    off_t i_movi_end;
+
+    p_riff = AVI_ChunkFind( &p_avi->ck_root, AVIFOURCC_RIFF, 0);
+    p_movi = AVI_ChunkFind( p_riff, AVIFOURCC_movi, 0);
+
+    if( !p_movi )
+    {
+        msg_Err( p_input, "cannot find p_movi" );
+        return;
+    }
+
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    {
+        p_avi->pp_info[i_stream]->i_idxnb  = 0;
+        p_avi->pp_info[i_stream]->i_idxmax = 0;
+        p_avi->pp_info[i_stream]->p_index  = NULL;
+    }
+    i_movi_end = __MIN( (off_t)(p_movi->i_chunk_pos + p_movi->i_chunk_size),
+                        p_input->stream.p_selected_area->i_size );
+
+    stream_Seek( p_avi->s, p_movi->i_chunk_pos + 12 );
+    msg_Warn( p_input, "creating index from LIST-movi, will take time !" );
+    for( ;; )
+    {
+        avi_packet_t pk;
+
+        if( AVI_PacketGetHeader( p_input, &pk ) )
         {
-            if( p_stream->i_idxposb == 0 )
-            {
-                i_size -= 8;
-            }
-            toread[i_stream].i_toread -= i_size;
-            p_stream->i_idxposb += i_size;
-            if( p_stream->i_idxposb >=
-                    p_stream->p_index[p_stream->i_idxposc].i_length )
-            {
-                p_stream->i_idxposb = 0;
-                p_stream->i_idxposc++;
-            }
+            break;
         }
-        else
+        if( pk.i_stream < p_avi->i_streams &&
+            pk.i_cat == p_avi->pp_info[pk.i_stream]->i_cat )
         {
-            toread[i_stream].i_toread--;
-            p_stream->i_idxposc++;
+            AVIIndexEntry_t index;
+            index.i_id      = pk.i_fourcc;
+            index.i_flags   =
+               AVI_GetKeyFlag(p_avi->pp_info[pk.i_stream]->i_codec, pk.i_peek);
+            index.i_pos     = pk.i_pos;
+            index.i_length  = pk.i_size;
+            AVI_IndexAddEntry( p_avi, pk.i_stream, &index );
         }
-
-        if( p_stream->i_idxposc < p_stream->i_idxnb)
+        else
         {
-            toread[i_stream].i_posf =
-                p_stream->p_index[p_stream->i_idxposc].i_pos;
-            if( p_stream->i_idxposb > 0 )
+            switch( pk.i_fourcc )
             {
-                toread[i_stream].i_posf += 8 + p_stream->i_idxposb;
+                case AVIFOURCC_idx1:
+                    if( p_avi->b_odml )
+                    {
+                        avi_chunk_list_t *p_avix;
+                        p_avix = AVI_ChunkFind( &p_avi->ck_root,
+                                                AVIFOURCC_RIFF, 1 );
+
+                        msg_Dbg( p_input, "looking for new RIFF chunk" );
+                        if( stream_Seek( p_avi->s, p_avix->i_chunk_pos + 24 ) )
+                        {
+                            goto print_stat;
+                        }
+                        break;
+                    }
+                    goto print_stat;
+                case AVIFOURCC_RIFF:
+                        msg_Dbg( p_input, "new RIFF chunk found" );
+                case AVIFOURCC_rec:
+                case AVIFOURCC_JUNK:
+                    break;
+                default:
+                    msg_Warn( p_input, "need resync, probably broken avi" );
+                    if( AVI_PacketSearch( p_input ) )
+                    {
+                        msg_Warn( p_input, "lost sync, abord index creation" );
+                        goto print_stat;
+                    }
             }
-
         }
-        else
+
+        if( ( !p_avi->b_odml && pk.i_pos + pk.i_size >= i_movi_end ) ||
+            AVI_PacketNext( p_input ) )
         {
-            toread[i_stream].i_posf = -1;
+            break;
         }
+    }
 
-        b_stream = VLC_TRUE; // at least one read succeed
+print_stat:
+    for( i_stream = 0; i_stream < p_avi->i_streams; i_stream++ )
+    {
+        msg_Dbg( p_input,
+                "stream[%d] creating %d index entries",
+                i_stream,
+                p_avi->pp_info[i_stream]->i_idxnb );
+    }
+}
 
-        if( p_stream->p_es && p_stream->p_es->p_decoder_fifo &&
-            ( b_play_audio || p_stream->i_cat != AUDIO_ES ) )
-        {
-            p_pes->i_dts =
-                p_pes->i_pts =
-                    input_ClockGetTS( p_input,
-                                      p_input->stream.p_selected_program,
-                                      p_pes->i_pts * 9/100);
+/*****************************************************************************
+ * Stream management
+ *****************************************************************************/
+static vlc_bool_t AVI_StreamStart( input_thread_t *p_input, int i_stream )
+{
+    demux_sys_t *p_avi = p_input->p_demux_data;
 
-            p_pes->i_rate = p_input->stream.control.i_rate;
+#define p_stream    p_avi->pp_info[i_stream]
+    if( !p_stream->p_es )
+    {
+        msg_Warn( p_input, "stream[%d] unselectable", i_stream );
+        return VLC_FALSE;
+    }
+    if( p_stream->b_activated )
+    {
+        msg_Warn( p_input, "stream[%d] already selected", i_stream );
+        return VLC_TRUE;
+    }
 
-            input_DecodePES( p_stream->p_es->p_decoder_fifo, p_pes );
-        }
-        else
-        {
-            input_DeletePES( p_input->p_method_data, p_pes );
-        }
+    if( !p_stream->p_es->p_decoder_fifo )
+    {
+        vlc_mutex_lock( &p_input->stream.stream_lock );
+        input_SelectES( p_input, p_stream->p_es );
+        vlc_mutex_unlock( &p_input->stream.stream_lock );
+    }
+    p_stream->b_activated = p_stream->p_es->p_decoder_fifo ? VLC_TRUE
+                                                           : VLC_FALSE;
+    if( p_stream->b_activated && p_avi->b_seekable)
+    {
+        AVI_StreamSeek( p_input, i_stream, p_avi->i_time );
     }
+
+    return p_stream->b_activated;
+#undef  p_stream
 }
 
+static void    AVI_StreamStop( input_thread_t *p_input, int i_stream )
+{
+    demux_sys_t *p_avi = p_input->p_demux_data;
 
-/*****************************************************************************
- * AVIDemux_UnSeekable: reads and demuxes data packets for unseekable file
- *****************************************************************************
- * Returns -1 in case of error, 0 in case of EOF, 1 otherwise
- *****************************************************************************/
-static int AVIDemux_UnSeekable( input_thread_t *p_input )
+#define p_stream    p_avi->pp_info[i_stream]
+
+    if( !p_stream->b_activated )
+    {
+        msg_Warn( p_input, "stream[%d] already unselected", i_stream );
+        return;
+    }
+
+    if( p_stream->p_es->p_decoder_fifo )
+    {
+        vlc_mutex_lock( &p_input->stream.stream_lock );
+        input_UnselectES( p_input, p_stream->p_es );
+        vlc_mutex_unlock( &p_input->stream.stream_lock );
+    }
+
+
+    p_stream->b_activated = VLC_FALSE;
+
+#undef  p_stream
+}
+
+static int AVI_StreamStopFinishedStreams( input_thread_t *p_input )
 {
-    demux_sys_t     *p_avi = p_input->p_demux_data;
-    avi_stream_t *p_stream_master;
-    vlc_bool_t b_audio;
+    demux_sys_t *p_avi = p_input->p_demux_data;
     unsigned int i_stream;
-    unsigned int i_packet;
-
-    /* Check if we need to send the audio data to decoder */
-    b_audio = !p_input->stream.control.b_mute;
+    int b_end;
 
-    input_ClockManageRef( p_input,
-                          p_input->stream.p_selected_program,
-                          p_avi->i_pcr );
-    /* *** find master stream for data packet skipping algo *** */
-    /* *** -> first video, if any, or first audio ES *** */
-    for( i_stream = 0, p_stream_master = NULL;
+    for( i_stream = 0,b_end = VLC_TRUE;
             i_stream < p_avi->i_streams; i_stream++ )
     {
 #define p_stream    p_avi->pp_info[i_stream]
-        if( p_stream->p_es &&
-            p_stream->p_es->p_decoder_fifo )
+        if( p_stream->i_idxposc >= p_stream->i_idxnb )
         {
-            if( p_stream->i_cat == VIDEO_ES )
-            {
-                p_stream_master = p_stream;
-                break;
-            }
-            if( p_stream->i_cat == AUDIO_ES && !p_stream_master )
-            {
-                p_stream_master = p_stream;
-            }
+            AVI_StreamStop( p_input, i_stream );
         }
-#undef p_stream
-    }
-    if( !p_stream_master )
-    {
-        msg_Warn( p_input, "no more stream selected" );
-        return( 0 );
+        else
+        {
+            b_end = VLC_FALSE;
+        }
+#undef  p_stream
     }
+    return( b_end );
+}
 
-    p_avi->i_pcr = AVI_GetPTS( p_stream_master ) * 9 / 100;
+/****************************************************************************
+ * AVI_MovieGetLength give max streams length in second
+ ****************************************************************************/
+static mtime_t  AVI_MovieGetLength( input_thread_t *p_input )
+{
+    demux_sys_t  *p_sys = p_input->p_demux_data;
+    unsigned int i_stream;
+    mtime_t      i_maxlength;
 
-    for( i_packet = 0; i_packet < 10; i_packet++)
+    i_maxlength = 0;
+    for( i_stream = 0; i_stream < p_sys->i_streams; i_stream++ )
     {
-#define p_stream    p_avi->pp_info[avi_pk.i_stream]
-
-        avi_packet_t    avi_pk;
-
-        if( AVI_PacketGetHeader( p_input, &avi_pk ) )
+#define p_stream  p_sys->pp_info[i_stream]
+        mtime_t i_length;
+        /* fix length for each stream */
+        if( p_stream->i_idxnb < 1 || !p_stream->p_index )
         {
-            return( 0 );
+            continue;
         }
-//        AVI_ParseStreamHeader( avi_pk.i_fourcc, &i_stream, &i_cat );
 
-        if( avi_pk.i_stream >= p_avi->i_streams ||
-            ( avi_pk.i_cat != AUDIO_ES && avi_pk.i_cat != VIDEO_ES ) )
+        if( p_stream->i_samplesize )
         {
-            /* we haven't found an audio or video packet:
-             *  - we have seek, found first next packet
-             *  - others packets could be found, skip them
-             */
-            switch( avi_pk.i_fourcc )
-            {
-                case AVIFOURCC_JUNK:
-                case AVIFOURCC_LIST:
-                case AVIFOURCC_RIFF:
-                    return( !AVI_PacketNext( p_input ) ? 1 : 0 );
-                case AVIFOURCC_idx1:
-                    if( p_avi->b_odml )
-                    {
-                        return( !AVI_PacketNext( p_input ) ? 1 : 0 );
-                    }
-                    return( 0 );    // eof
-                default:
-                    msg_Warn( p_input,
-                              "seems to have lost position, resync" );
-                    if( AVI_PacketSearch( p_input ) )
-                    {
-                        msg_Err( p_input, "resync failed" );
-                        return( -1 );
-                    }
-            }
+            i_length =
+                (mtime_t)( p_stream->p_index[p_stream->i_idxnb-1].i_lengthtotal +
+                           p_stream->p_index[p_stream->i_idxnb-1].i_length ) *
+                (mtime_t)p_stream->i_scale /
+                (mtime_t)p_stream->i_rate /
+                (mtime_t)p_stream->i_samplesize;
         }
         else
         {
-            /* do will send this packet to decoder ? */
-            if( ( !b_audio && avi_pk.i_cat == AUDIO_ES )||
-                !p_stream->p_es ||
-                !p_stream->p_es->p_decoder_fifo )
-            {
-                if( AVI_PacketNext( p_input ) )
-                {
-                    return( 0 );
-                }
-            }
-            else
-            {
-                /* it's a selected stream, check for time */
-                if( __ABS( AVI_GetPTS( p_stream ) -
-                            AVI_GetPTS( p_stream_master ) )< 600*1000 )
-                {
-                    /* load it and send to decoder */
-                    pes_packet_t    *p_pes;
-                    if( AVI_PacketRead( p_input, &avi_pk, &p_pes ) || !p_pes)
-                    {
-                        return( -1 );
-                    }
-                    p_pes->i_dts =
-                        p_pes->i_pts =
-                            input_ClockGetTS( p_input,
-                                          p_input->stream.p_selected_program,
-                                          AVI_GetPTS( p_stream ) * 9/100);
-
-                    p_pes->i_rate = p_input->stream.control.i_rate;
-
-                    input_DecodePES( p_stream->p_es->p_decoder_fifo, p_pes );
-                }
-                else
-                {
-                    if( AVI_PacketNext( p_input ) )
-                    {
-                        return( 0 );
-                    }
-                }
-            }
-
-            /* *** update stream time position *** */
-            if( p_stream->i_samplesize )
-            {
-                p_stream->i_idxposb += avi_pk.i_size;
-            }
-            else
-            {
-                p_stream->i_idxposc++;
-            }
-
+            i_length = (mtime_t)p_stream->i_idxnb *
+                       (mtime_t)p_stream->i_scale /
+                       (mtime_t)p_stream->i_rate;
         }
 
+        msg_Dbg( p_input,
+                 "stream[%d] length:"I64Fd" (based on index)",
+                 i_stream,
+                 i_length );
+        i_maxlength = __MAX( i_maxlength, i_length );
 #undef p_stream
     }
 
-    return( 1 );
+    return i_maxlength;
 }
 
+