ffmpeg: merge input_files_ts_offset into input_files.
[ffmpeg.git] / ffmpeg.c
index 1c4c4b1..3907855 100644 (file)
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -39,6 +39,8 @@
 #include "libavutil/colorspace.h"
 #include "libavutil/fifo.h"
 #include "libavutil/intreadwrite.h"
+#include "libavutil/dict.h"
+#include "libavutil/mathematics.h"
 #include "libavutil/pixdesc.h"
 #include "libavutil/avstring.h"
 #include "libavutil/libm.h"
@@ -76,26 +78,26 @@ const char program_name[] = "ffmpeg";
 const int program_birth_year = 2000;
 
 /* select an input stream for an output stream */
-typedef struct AVStreamMap {
+typedef struct StreamMap {
     int file_index;
     int stream_index;
     int sync_file_index;
     int sync_stream_index;
-} AVStreamMap;
+} StreamMap;
 
 /**
  * select an input file for an output file
  */
-typedef struct AVMetaDataMap {
+typedef struct MetadataMap {
     int  file;      //< file index
     char type;      //< type of metadata to copy -- (g)lobal, (s)tream, (c)hapter or (p)rogram
     int  index;     //< stream/chapter/program number
-} AVMetaDataMap;
+} MetadataMap;
 
-typedef struct AVChapterMap {
+typedef struct ChapterMap {
     int in_file;
     int out_file;
-} AVChapterMap;
+} ChapterMap;
 
 static const OptionDef options[];
 
@@ -105,28 +107,24 @@ static const OptionDef options[];
 #define FFM_PACKET_SIZE 4096 //XXX a duplicate of the line in ffm.h
 
 static const char *last_asked_format = NULL;
-static int64_t input_files_ts_offset[MAX_FILES];
 static double *input_files_ts_scale[MAX_FILES] = {NULL};
-static AVCodec **input_codecs = NULL;
-static int nb_input_codecs = 0;
 static int nb_input_files_ts_scale[MAX_FILES] = {0};
 
 static AVFormatContext *output_files[MAX_FILES];
-static AVCodec **output_codecs = NULL;
+static AVDictionary *output_opts[MAX_FILES];
 static int nb_output_files = 0;
-static int nb_output_codecs = 0;
 
-static AVStreamMap *stream_maps = NULL;
+static StreamMap *stream_maps = NULL;
 static int nb_stream_maps;
 
 /* first item specifies output metadata, second is input */
-static AVMetaDataMap (*meta_data_maps)[2] = NULL;
+static MetadataMap (*meta_data_maps)[2] = NULL;
 static int nb_meta_data_maps;
 static int metadata_global_autocopy   = 1;
 static int metadata_streams_autocopy  = 1;
 static int metadata_chapters_autocopy = 1;
 
-static AVChapterMap *chapter_maps = NULL;
+static ChapterMap *chapter_maps = NULL;
 static int nb_chapter_maps;
 
 /* indexed by output file stream index */
@@ -162,12 +160,12 @@ static char *vfilters = NULL;
 #endif
 
 static int intra_only = 0;
-static int audio_sample_rate = 44100;
+static int audio_sample_rate = 0;
 static int64_t channel_layout = 0;
 #define QSCALE_NONE -99999
 static float audio_qscale = QSCALE_NONE;
 static int audio_disable = 0;
-static int audio_channels = 1;
+static int audio_channels = 0;
 static char  *audio_codec_name = NULL;
 static unsigned int audio_codec_tag = 0;
 static char *audio_language = NULL;
@@ -189,7 +187,7 @@ static int64_t start_time = 0;
 static int64_t recording_timestamp = 0;
 static int64_t input_ts_offset = 0;
 static int file_overwrite = 0;
-static AVMetadata *metadata;
+static AVDictionary *metadata;
 static int do_benchmark = 0;
 static int do_hex_dump = 0;
 static int do_pkt_dump = 0;
@@ -213,9 +211,6 @@ static int copy_initial_nonkeyframes = 0;
 
 static int rate_emu = 0;
 
-static int  video_channel = 0;
-static char *video_standard;
-
 static int audio_volume = 256;
 
 static int exit_on_error = 0;
@@ -248,21 +243,23 @@ static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
 
 #define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
 
-struct AVInputStream;
+struct InputStream;
 
-typedef struct AVOutputStream {
+typedef struct OutputStream {
     int file_index;          /* file index */
     int index;               /* stream index in the output file */
-    int source_index;        /* AVInputStream index */
+    int source_index;        /* InputStream index */
     AVStream *st;            /* stream in the output file */
     int encoding_needed;     /* true if encoding needed for this stream */
     int frame_number;
     /* input pts and corresponding output pts
        for A/V sync */
     //double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
-    struct AVInputStream *sync_ist; /* input stream to sync against */
+    struct InputStream *sync_ist; /* input stream to sync against */
     int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
     AVBitStreamFilterContext *bitstream_filters;
+    AVCodec *enc;
+
     /* video only */
     int video_resample;
     AVFrame pict_tmp;      /* temporary image for resampling */
@@ -270,6 +267,7 @@ typedef struct AVOutputStream {
     int resample_height;
     int resample_width;
     int resample_pix_fmt;
+    AVRational frame_rate;
 
     float frame_aspect_ratio;
 
@@ -298,17 +296,18 @@ typedef struct AVOutputStream {
 #endif
 
    int sws_flags;
-} AVOutputStream;
+} OutputStream;
 
-static AVOutputStream **output_streams_for_file[MAX_FILES] = { NULL };
+static OutputStream **output_streams_for_file[MAX_FILES] = { NULL };
 static int nb_output_streams_for_file[MAX_FILES] = { 0 };
 
-typedef struct AVInputStream {
+typedef struct InputStream {
     int file_index;
     AVStream *st;
     int discard;             /* true if stream data should be discarded */
     int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
     int64_t sample_index;      /* current sample */
+    AVCodec *dec;
 
     int64_t       start;     /* time when read started */
     int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
@@ -322,23 +321,24 @@ typedef struct AVInputStream {
     AVFrame *filter_frame;
     int has_filter_frame;
 #endif
-} AVInputStream;
+} InputStream;
 
-typedef struct AVInputFile {
+typedef struct InputFile {
     AVFormatContext *ctx;
     int eof_reached;      /* true if eof reached */
     int ist_index;        /* index of first stream in ist_table */
     int buffer_size;      /* current total buffer size */
-} AVInputFile;
+    int64_t ts_offset;
+} InputFile;
 
-static AVInputStream *input_streams = NULL;
+static InputStream *input_streams = NULL;
 static int         nb_input_streams = 0;
-static AVInputFile   *input_files   = NULL;
+static InputFile   *input_files   = NULL;
 static int         nb_input_files   = 0;
 
 #if CONFIG_AVFILTER
 
-static int configure_video_filters(AVInputStream *ist, AVOutputStream *ost)
+static int configure_video_filters(InputStream *ist, OutputStream *ost)
 {
     AVFilterContext *last_filter, *filter;
     /** filter graph containing all filters including input & output */
@@ -463,6 +463,7 @@ static int ffmpeg_exit(int ret)
             avio_close(s->pb);
         avformat_free_context(s);
         av_free(output_streams_for_file[i]);
+        av_dict_free(&output_opts[i]);
     }
     for(i=0;i<nb_input_files;i++) {
         av_close_input_file(input_files[i].ctx);
@@ -477,8 +478,6 @@ static int ffmpeg_exit(int ret)
     av_free(vstats_filename);
 
     av_free(streamid_map);
-    av_free(input_codecs);
-    av_free(output_codecs);
     av_free(stream_maps);
     av_free(meta_data_maps);
 
@@ -490,8 +489,6 @@ static int ffmpeg_exit(int ret)
     av_free(subtitle_codec_name);
     av_free(data_codec_name);
 
-    av_free(video_standard);
-
     uninit_opts();
     av_free(audio_buf);
     av_free(audio_out);
@@ -513,6 +510,15 @@ static int ffmpeg_exit(int ret)
     return ret;
 }
 
+static void assert_avoptions(AVDictionary *m)
+{
+    AVDictionaryEntry *t;
+    if ((t = av_dict_get(m, "", NULL, AV_DICT_IGNORE_SUFFIX))) {
+        av_log(NULL, AV_LOG_ERROR, "Option %s not found.\n", t->key);
+        ffmpeg_exit(1);
+    }
+}
+
 /* similar to ff_dynarray_add() and av_fast_realloc() */
 static void *grow_array(void *array, int elem_size, int *size, int new_size)
 {
@@ -572,7 +578,7 @@ static void update_sample_fmt(AVCodecContext *dec, AVCodec *dec_codec,
     if (dec_codec && dec_codec->sample_fmts &&
         dec_codec->sample_fmts[0] != AV_SAMPLE_FMT_NONE &&
         dec_codec->sample_fmts[1] != AV_SAMPLE_FMT_NONE) {
-        enum AVSampleFormat *p;
+        const enum AVSampleFormat *p;
         int min_dec = -1, min_inc = -1;
 
         /* find a matching sample format in the encoder */
@@ -639,10 +645,10 @@ static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
     }
 }
 
-static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
+static OutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
 {
     int idx = oc->nb_streams - 1;
-    AVOutputStream *ost;
+    OutputStream *ost;
 
     output_streams_for_file[file_idx] =
         grow_array(output_streams_for_file[file_idx],
@@ -650,7 +656,7 @@ static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
                    &nb_output_streams_for_file[file_idx],
                    oc->nb_streams);
     ost = output_streams_for_file[file_idx][idx] =
-        av_mallocz(sizeof(AVOutputStream));
+        av_mallocz(sizeof(OutputStream));
     if (!ost) {
         fprintf(stderr, "Could not alloc output stream\n");
         ffmpeg_exit(1);
@@ -665,10 +671,10 @@ static AVOutputStream *new_output_stream(AVFormatContext *oc, int file_idx)
 static int read_ffserver_streams(AVFormatContext *s, const char *filename)
 {
     int i, err;
-    AVFormatContext *ic;
+    AVFormatContext *ic = NULL;
     int nopts = 0;
 
-    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
+    err = avformat_open_input(&ic, filename, NULL, NULL);
     if (err < 0)
         return err;
     /* copy stream format */
@@ -683,6 +689,7 @@ static int read_ffserver_streams(AVFormatContext *s, const char *filename)
         // FIXME: a more elegant solution is needed
         st = av_mallocz(sizeof(AVStream));
         memcpy(st, ic->streams[i], sizeof(AVStream));
+        st->info = NULL;
         st->codec = avcodec_alloc_context();
         if (!st->codec) {
             print_error(filename, AVERROR(ENOMEM));
@@ -718,9 +725,9 @@ static int read_ffserver_streams(AVFormatContext *s, const char *filename)
 }
 
 static double
-get_sync_ipts(const AVOutputStream *ost)
+get_sync_ipts(const OutputStream *ost)
 {
-    const AVInputStream *ist = ost->sync_ist;
+    const InputStream *ist = ost->sync_ist;
     return (double)(ist->pts - start_time)/AV_TIME_BASE;
 }
 
@@ -759,8 +766,8 @@ static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx
 #define MAX_AUDIO_PACKET_SIZE (128 * 1024)
 
 static void do_audio_out(AVFormatContext *s,
-                         AVOutputStream *ost,
-                         AVInputStream *ist,
+                         OutputStream *ost,
+                         InputStream *ist,
                          unsigned char *buf, int size)
 {
     uint8_t *buftmp;
@@ -770,8 +777,8 @@ static void do_audio_out(AVFormatContext *s,
     int size_out, frame_bytes, ret, resample_changed;
     AVCodecContext *enc= ost->st->codec;
     AVCodecContext *dec= ist->st->codec;
-    int osize= av_get_bits_per_sample_fmt(enc->sample_fmt)/8;
-    int isize= av_get_bits_per_sample_fmt(dec->sample_fmt)/8;
+    int osize = av_get_bytes_per_sample(enc->sample_fmt);
+    int isize = av_get_bytes_per_sample(dec->sample_fmt);
     const int coded_bps = av_get_bits_per_sample(enc->codec->id);
 
 need_realloc:
@@ -1002,7 +1009,7 @@ need_realloc:
     }
 }
 
-static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
+static void pre_process_video_frame(InputStream *ist, AVPicture *picture, void **bufp)
 {
     AVCodecContext *dec;
     AVPicture *picture2;
@@ -1045,8 +1052,8 @@ static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void
 #define AV_DELAY_MAX 0.100
 
 static void do_subtitle_out(AVFormatContext *s,
-                            AVOutputStream *ost,
-                            AVInputStream *ist,
+                            OutputStream *ost,
+                            InputStream *ist,
                             AVSubtitle *sub,
                             int64_t pts)
 {
@@ -1111,10 +1118,10 @@ static int bit_buffer_size= 1024*256;
 static uint8_t *bit_buffer= NULL;
 
 static void do_video_out(AVFormatContext *s,
-                         AVOutputStream *ost,
-                         AVInputStream *ist,
+                         OutputStream *ost,
+                         InputStream *ist,
                          AVFrame *in_picture,
-                         int *frame_size)
+                         int *frame_size, float quality)
 {
     int nb_frames, i, ret, resample_changed;
     AVFrame *final_picture, *formatted_picture;
@@ -1236,7 +1243,7 @@ static void do_video_out(AVFormatContext *s,
 
             /* handles sameq here. This is not correct because it may
                not be a global option */
-            big_picture.quality = same_quality ? ist->st->quality : ost->st->quality;
+            big_picture.quality = quality;
             if(!me_threshold)
                 big_picture.pict_type = 0;
 //            big_picture.pts = AV_NOPTS_VALUE;
@@ -1287,7 +1294,7 @@ static double psnr(double d){
     return -10.0*log(d)/log(10.0);
 }
 
-static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
+static void do_video_stats(AVFormatContext *os, OutputStream *ost,
                            int frame_size)
 {
     AVCodecContext *enc;
@@ -1325,11 +1332,11 @@ static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
 }
 
 static void print_report(AVFormatContext **output_files,
-                         AVOutputStream **ost_table, int nb_ostreams,
+                         OutputStream **ost_table, int nb_ostreams,
                          int is_last_report)
 {
     char buf[1024];
-    AVOutputStream *ost;
+    OutputStream *ost;
     AVFormatContext *oc;
     int64_t total_size;
     AVCodecContext *enc;
@@ -1455,12 +1462,12 @@ static void generate_silence(uint8_t* buf, enum AVSampleFormat sample_fmt, size_
 }
 
 /* pkt = NULL means EOF (needed to flush decoder buffers) */
-static int output_packet(AVInputStream *ist, int ist_index,
-                         AVOutputStream **ost_table, int nb_ostreams,
+static int output_packet(InputStream *ist, int ist_index,
+                         OutputStream **ost_table, int nb_ostreams,
                          const AVPacket *pkt)
 {
     AVFormatContext *os;
-    AVOutputStream *ost;
+    OutputStream *ost;
     int ret, i;
     int got_output;
     AVFrame picture;
@@ -1471,9 +1478,10 @@ static int output_packet(AVInputStream *ist, int ist_index,
 #if CONFIG_AVFILTER
     int frame_available;
 #endif
+    float quality;
 
     AVPacket avpkt;
-    int bps = av_get_bits_per_sample_fmt(ist->st->codec->sample_fmt)>>3;
+    int bps = av_get_bytes_per_sample(ist->st->codec->sample_fmt);
 
     if(ist->next_pts == AV_NOPTS_VALUE)
         ist->next_pts= ist->pts;
@@ -1551,7 +1559,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
 
                     ret = avcodec_decode_video2(ist->st->codec,
                                                 &picture, &got_output, &avpkt);
-                    ist->st->quality= picture.quality;
+                    quality = same_quality ? picture.quality : 0;
                     if (ret < 0)
                         goto fail_decode;
                     if (!got_output) {
@@ -1663,7 +1671,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
                     os = output_files[ost->file_index];
 
                     /* set the input output pts pairs */
-                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
+                    //ost->sync_ipts = (double)(ist->pts + input_files[ist->file_index].ts_offset - start_time)/ AV_TIME_BASE;
 
                     if (ost->encoding_needed) {
                         av_assert0(ist->decoding_needed);
@@ -1676,7 +1684,8 @@ static int output_packet(AVInputStream *ist, int ist_index,
                             if (ost->picref->video && !ost->frame_aspect_ratio)
                                 ost->st->codec->sample_aspect_ratio = ost->picref->video->pixel_aspect;
 #endif
-                            do_video_out(os, ost, ist, &picture, &frame_size);
+                            do_video_out(os, ost, ist, &picture, &frame_size,
+                                         same_quality ? quality : ost->st->codec->global_quality);
                             if (vstats_filename && frame_size)
                                 do_video_stats(os, ost, frame_size);
                             break;
@@ -1793,7 +1802,7 @@ static int output_packet(AVInputStream *ist, int ist_index,
                             ret = 0;
                             /* encode any samples remaining in fifo */
                             if (fifo_bytes > 0) {
-                                int osize = av_get_bits_per_sample_fmt(enc->sample_fmt) >> 3;
+                                int osize = av_get_bytes_per_sample(enc->sample_fmt);
                                 int fs_tmp = enc->frame_size;
 
                                 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
@@ -1873,7 +1882,7 @@ static int copy_chapters(int infile, int outfile)
 
     for (i = 0; i < is->nb_chapters; i++) {
         AVChapter *in_ch = is->chapters[i], *out_ch;
-        int64_t ts_off   = av_rescale_q(start_time - input_files_ts_offset[infile],
+        int64_t ts_off   = av_rescale_q(start_time - input_files[infile].ts_offset,
                                       AV_TIME_BASE_Q, in_ch->time_base);
         int64_t rt       = (recording_time == INT64_MAX) ? INT64_MAX :
                            av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
@@ -1894,7 +1903,7 @@ static int copy_chapters(int infile, int outfile)
         out_ch->end       = FFMIN(rt, in_ch->end   - ts_off);
 
         if (metadata_chapters_autocopy)
-            av_metadata_copy(&out_ch->metadata, in_ch->metadata, 0);
+            av_dict_copy(&out_ch->metadata, in_ch->metadata, 0);
 
         os->nb_chapters++;
         os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
@@ -1905,7 +1914,7 @@ static int copy_chapters(int infile, int outfile)
     return 0;
 }
 
-static void parse_forced_key_frames(char *kf, AVOutputStream *ost,
+static void parse_forced_key_frames(char *kf, OutputStream *ost,
                                     AVCodecContext *avctx)
 {
     char *p;
@@ -1933,15 +1942,15 @@ static void parse_forced_key_frames(char *kf, AVOutputStream *ost,
  */
 static int transcode(AVFormatContext **output_files,
                      int nb_output_files,
-                     AVInputFile *input_files,
+                     InputFile *input_files,
                      int nb_input_files,
-                     AVStreamMap *stream_maps, int nb_stream_maps)
+                     StreamMap *stream_maps, int nb_stream_maps)
 {
     int ret = 0, i, j, k, n, nb_ostreams = 0;
     AVFormatContext *is, *os;
     AVCodecContext *codec, *icodec;
-    AVOutputStream *ost, **ost_table = NULL;
-    AVInputStream *ist;
+    OutputStream *ost, **ost_table = NULL;
+    InputStream *ist;
     char error[1024];
     int want_sdp = 1;
     uint8_t no_packet[MAX_FILES]={0};
@@ -1990,7 +1999,7 @@ static int transcode(AVFormatContext **output_files,
         }
     }
 
-    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
+    ost_table = av_mallocz(sizeof(OutputStream *) * nb_ostreams);
     if (!ost_table)
         goto fail;
     n = 0;
@@ -2083,8 +2092,8 @@ static int transcode(AVFormatContext **output_files,
         icodec = ist->st->codec;
 
         if (metadata_streams_autocopy)
-            av_metadata_copy(&ost->st->metadata, ist->st->metadata,
-                             AV_METADATA_DONT_OVERWRITE);
+            av_dict_copy(&ost->st->metadata, ist->st->metadata,
+                         AV_DICT_DONT_OVERWRITE);
 
         ost->st->disposition = ist->st->disposition;
         codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
@@ -2162,12 +2171,25 @@ static int transcode(AVFormatContext **output_files,
                 abort();
             }
         } else {
+            if (!ost->enc)
+                ost->enc = avcodec_find_encoder(ost->st->codec->codec_id);
             switch(codec->codec_type) {
             case AVMEDIA_TYPE_AUDIO:
                 ost->fifo= av_fifo_alloc(1024);
                 if(!ost->fifo)
                     goto fail;
                 ost->reformat_pair = MAKE_SFMT_PAIR(AV_SAMPLE_FMT_NONE,AV_SAMPLE_FMT_NONE);
+                if (!codec->sample_rate) {
+                    codec->sample_rate = icodec->sample_rate;
+                    if (icodec->lowres)
+                        codec->sample_rate >>= icodec->lowres;
+                }
+                choose_sample_rate(ost->st, ost->enc);
+                codec->time_base = (AVRational){1, codec->sample_rate};
+                if (!codec->channels)
+                    codec->channels = icodec->channels;
+                if (av_get_channel_layout_nb_channels(codec->channel_layout) != codec->channels)
+                    codec->channel_layout = 0;
                 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
                 icodec->request_channels = codec->channels;
                 ist->decoding_needed = 1;
@@ -2177,6 +2199,10 @@ static int transcode(AVFormatContext **output_files,
                 ost->resample_channels    = icodec->channels;
                 break;
             case AVMEDIA_TYPE_VIDEO:
+                if (codec->pix_fmt == PIX_FMT_NONE)
+                    codec->pix_fmt = icodec->pix_fmt;
+                choose_pixel_fmt(ost->st, ost->enc);
+
                 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
                     fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
                     ffmpeg_exit(1);
@@ -2207,12 +2233,24 @@ static int transcode(AVFormatContext **output_files,
 #endif
                     codec->bits_per_raw_sample= 0;
                 }
+                if (!codec->width || !codec->height) {
+                    codec->width  = icodec->width;
+                    codec->height = icodec->height;
+                }
                 ost->resample_height = icodec->height;
                 ost->resample_width  = icodec->width;
                 ost->resample_pix_fmt= icodec->pix_fmt;
                 ost->encoding_needed = 1;
                 ist->decoding_needed = 1;
 
+                if (!ost->frame_rate.num)
+                    ost->frame_rate = ist->st->r_frame_rate.num ? ist->st->r_frame_rate : (AVRational){25,1};
+                if (ost->enc && ost->enc->supported_framerates && !force_fps) {
+                    int idx = av_find_nearest_q_idx(ost->frame_rate, ost->enc->supported_framerates);
+                    ost->frame_rate = ost->enc->supported_framerates[idx];
+                }
+                codec->time_base = (AVRational){ost->frame_rate.den, ost->frame_rate.num};
+
 #if CONFIG_AVFILTER
                 if (configure_video_filters(ist, ost)) {
                     fprintf(stderr, "Error opening filters!\n");
@@ -2274,10 +2312,8 @@ static int transcode(AVFormatContext **output_files,
     for(i=0;i<nb_ostreams;i++) {
         ost = ost_table[i];
         if (ost->encoding_needed) {
-            AVCodec *codec = i < nb_output_codecs ? output_codecs[i] : NULL;
+            AVCodec *codec = ost->enc;
             AVCodecContext *dec = input_streams[ost->source_index].st->codec;
-            if (!codec)
-                codec = avcodec_find_encoder(ost->st->codec->codec_id);
             if (!codec) {
                 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
                          ost->st->codec->codec_id, ost->file_index, ost->index);
@@ -2307,7 +2343,7 @@ static int transcode(AVFormatContext **output_files,
     for (i = 0; i < nb_input_streams; i++) {
         ist = &input_streams[i];
         if (ist->decoding_needed) {
-            AVCodec *codec = i < nb_input_codecs ? input_codecs[i] : NULL;
+            AVCodec *codec = ist->dec;
             if (!codec)
                 codec = avcodec_find_decoder(ist->st->codec->codec_id);
             if (!codec) {
@@ -2352,7 +2388,7 @@ static int transcode(AVFormatContext **output_files,
     /* set meta data information from input file if required */
     for (i=0;i<nb_meta_data_maps;i++) {
         AVFormatContext *files[2];
-        AVMetadata      **meta[2];
+        AVDictionary    **meta[2];
         int j;
 
 #define METADATA_CHECK_INDEX(index, nb_elems, desc)\
@@ -2374,7 +2410,7 @@ static int transcode(AVFormatContext **output_files,
         files[1] = input_files[in_file_index].ctx;
 
         for (j = 0; j < 2; j++) {
-            AVMetaDataMap *map = &meta_data_maps[i][j];
+            MetadataMap *map = &meta_data_maps[i][j];
 
             switch (map->type) {
             case 'g':
@@ -2395,15 +2431,15 @@ static int transcode(AVFormatContext **output_files,
             }
         }
 
-        av_metadata_copy(meta[0], *meta[1], AV_METADATA_DONT_OVERWRITE);
+        av_dict_copy(meta[0], *meta[1], AV_DICT_DONT_OVERWRITE);
     }
 
     /* copy global metadata by default */
     if (metadata_global_autocopy) {
 
         for (i = 0; i < nb_output_files; i++)
-            av_metadata_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
-                             AV_METADATA_DONT_OVERWRITE);
+            av_dict_copy(&output_files[i]->metadata, input_files[0].ctx->metadata,
+                         AV_DICT_DONT_OVERWRITE);
     }
 
     /* copy chapters according to chapter maps */
@@ -2441,11 +2477,12 @@ static int transcode(AVFormatContext **output_files,
     /* open files and write file headers */
     for(i=0;i<nb_output_files;i++) {
         os = output_files[i];
-        if (av_write_header(os) < 0) {
+        if (avformat_write_header(os, &output_opts[i]) < 0) {
             snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
             ret = AVERROR(EINVAL);
             goto dump_format;
         }
+        assert_avoptions(output_opts[i]);
         if (strcmp(output_files[i]->oformat->name, "rtp")) {
             want_sdp = 0;
         }
@@ -2576,9 +2613,9 @@ static int transcode(AVFormatContext **output_files,
             goto discard_packet;
 
         if (pkt.dts != AV_NOPTS_VALUE)
-            pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
+            pkt.dts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
         if (pkt.pts != AV_NOPTS_VALUE)
-            pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
+            pkt.pts += av_rescale_q(input_files[ist->file_index].ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
 
         if (pkt.stream_index < nb_input_files_ts_scale[file_index]
             && input_files_ts_scale[file_index][pkt.stream_index]){
@@ -2588,15 +2625,16 @@ static int transcode(AVFormatContext **output_files,
                 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
         }
 
-//        fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
+//        fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files[ist->file_index].ts_offset, ist->st->codec->codec_type);
         if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
             && (is->iformat->flags & AVFMT_TS_DISCONT)) {
             int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
             int64_t delta= pkt_dts - ist->next_pts;
             if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
-                input_files_ts_offset[ist->file_index]-= delta;
+                input_files[ist->file_index].ts_offset -= delta;
                 if (verbose > 2)
-                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
+                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
+                            delta, input_files[ist->file_index].ts_offset);
                 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
                 if(pkt.pts != AV_NOPTS_VALUE)
                     pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
@@ -2818,7 +2856,7 @@ static int opt_metadata(const char *opt, const char *arg)
     }
     *mid++= 0;
 
-    av_metadata_set2(&metadata, arg, mid, 0);
+    av_dict_set(&metadata, arg, mid, 0);
 
     return 0;
 }
@@ -2881,13 +2919,15 @@ static int opt_audio_channels(const char *opt, const char *arg)
 
 static int opt_video_channel(const char *opt, const char *arg)
 {
-    video_channel = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
+    av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -channel.\n");
+    opt_default("channel", arg);
     return 0;
 }
 
 static int opt_video_standard(const char *opt, const char *arg)
 {
-    video_standard = av_strdup(arg);
+    av_log(NULL, AV_LOG_WARNING, "This option is deprecated, use -standard.\n");
+    opt_default("standard", arg);
     return 0;
 }
 
@@ -2943,7 +2983,7 @@ static int opt_codec_tag(const char *opt, const char *arg)
 
 static int opt_map(const char *opt, const char *arg)
 {
-    AVStreamMap *m;
+    StreamMap *m;
     char *p;
 
     stream_maps = grow_array(stream_maps, sizeof(*stream_maps), &nb_stream_maps, nb_stream_maps + 1);
@@ -2990,7 +3030,7 @@ static void parse_meta_type(char *arg, char *type, int *index, char **endptr)
 
 static int opt_map_metadata(const char *opt, const char *arg)
 {
-    AVMetaDataMap *m, *m1;
+    MetadataMap *m, *m1;
     char *p;
 
     meta_data_maps = grow_array(meta_data_maps, sizeof(*meta_data_maps),
@@ -3025,7 +3065,7 @@ static int opt_map_meta_data(const char *opt, const char *arg)
 
 static int opt_map_chapters(const char *opt, const char *arg)
 {
-    AVChapterMap *c;
+    ChapterMap *c;
     char *p;
 
     chapter_maps = grow_array(chapter_maps, sizeof(*chapter_maps), &nb_chapter_maps,
@@ -3119,10 +3159,10 @@ static enum CodecID find_codec_or_die(const char *name, int type, int encoder, i
 static int opt_input_file(const char *opt, const char *filename)
 {
     AVFormatContext *ic;
-    AVFormatParameters params, *ap = &params;
     AVInputFormat *file_iformat = NULL;
     int err, i, ret, rfps, rfps_base;
     int64_t timestamp;
+    uint8_t buf[128];
 
     if (last_asked_format) {
         if (!(file_iformat = av_find_input_format(last_asked_format))) {
@@ -3144,21 +3184,24 @@ static int opt_input_file(const char *opt, const char *filename)
         print_error(filename, AVERROR(ENOMEM));
         ffmpeg_exit(1);
     }
-
-    memset(ap, 0, sizeof(*ap));
-    ap->prealloced_context = 1;
-    ap->sample_rate = audio_sample_rate;
-    ap->channels = audio_channels;
-    ap->time_base.den = frame_rate.num;
-    ap->time_base.num = frame_rate.den;
-    ap->width = frame_width;
-    ap->height = frame_height;
-    ap->pix_fmt = frame_pix_fmt;
-   // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
-    ap->channel = video_channel;
-    ap->standard = video_standard;
-
-    set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM, NULL);
+    if (audio_sample_rate) {
+        snprintf(buf, sizeof(buf), "%d", audio_sample_rate);
+        av_dict_set(&format_opts, "sample_rate", buf, 0);
+    }
+    if (audio_channels) {
+        snprintf(buf, sizeof(buf), "%d", audio_channels);
+        av_dict_set(&format_opts, "channels", buf, 0);
+    }
+    if (frame_rate.num) {
+        snprintf(buf, sizeof(buf), "%d/%d", frame_rate.num, frame_rate.den);
+        av_dict_set(&format_opts, "framerate", buf, 0);
+    }
+    if (frame_width && frame_height) {
+        snprintf(buf, sizeof(buf), "%dx%d", frame_width, frame_height);
+        av_dict_set(&format_opts, "video_size", buf, 0);
+    }
+    if (frame_pix_fmt != PIX_FMT_NONE)
+        av_dict_set(&format_opts, "pixel_format", av_get_pix_fmt_name(frame_pix_fmt), 0);
 
     ic->video_codec_id   =
         find_codec_or_die(video_codec_name   , AVMEDIA_TYPE_VIDEO   , 0,
@@ -3172,11 +3215,13 @@ static int opt_input_file(const char *opt, const char *filename)
     ic->flags |= AVFMT_FLAG_NONBLOCK;
 
     /* open the input file with generic libav function */
-    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
+    err = avformat_open_input(&ic, filename, file_iformat, &format_opts);
     if (err < 0) {
         print_error(filename, err);
         ffmpeg_exit(1);
     }
+    assert_avoptions(format_opts);
+
     if(opt_programid) {
         int i, j;
         int found=0;
@@ -3201,7 +3246,10 @@ static int opt_input_file(const char *opt, const char *filename)
         opt_programid=0;
     }
 
-    ic->loop_input = loop_input;
+    if (loop_input) {
+        av_log(NULL, AV_LOG_WARNING, "-loop_input is deprecated, use -loop 1\n");
+        ic->loop_input = loop_input;
+    }
 
     /* Set AVCodecContext options so they will be seen by av_find_stream_info() */
     for (i = 0; i < ic->nb_streams; i++) {
@@ -3249,10 +3297,9 @@ static int opt_input_file(const char *opt, const char *filename)
     for(i=0;i<ic->nb_streams;i++) {
         AVStream *st = ic->streams[i];
         AVCodecContext *dec = st->codec;
-        AVInputStream *ist;
+        InputStream *ist;
 
         dec->thread_count = thread_count;
-        input_codecs = grow_array(input_codecs, sizeof(*input_codecs), &nb_input_codecs, nb_input_codecs + 1);
 
         input_streams = grow_array(input_streams, sizeof(*input_streams), &nb_input_streams, nb_input_streams + 1);
         ist = &input_streams[nb_input_streams - 1];
@@ -3262,34 +3309,22 @@ static int opt_input_file(const char *opt, const char *filename)
 
         switch (dec->codec_type) {
         case AVMEDIA_TYPE_AUDIO:
-            input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(audio_codec_name);
-            set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, input_codecs[nb_input_codecs-1]);
+            ist->dec = avcodec_find_decoder_by_name(audio_codec_name);
+            set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_DECODING_PARAM, ist->dec);
             channel_layout    = dec->channel_layout;
-            audio_channels    = dec->channels;
-            audio_sample_rate = dec->sample_rate;
             audio_sample_fmt  = dec->sample_fmt;
             if(audio_disable)
                 st->discard= AVDISCARD_ALL;
-            /* Note that av_find_stream_info can add more streams, and we
-             * currently have no chance of setting up lowres decoding
-             * early enough for them. */
-            if (dec->lowres)
-                audio_sample_rate >>= dec->lowres;
             break;
         case AVMEDIA_TYPE_VIDEO:
-            input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(video_codec_name);
-            set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, input_codecs[nb_input_codecs-1]);
-            frame_height = dec->height;
-            frame_width  = dec->width;
-            frame_pix_fmt = dec->pix_fmt;
+            ist->dec = avcodec_find_decoder_by_name(video_codec_name);
+            set_context_opts(dec, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM, ist->dec);
             rfps      = ic->streams[i]->r_frame_rate.num;
             rfps_base = ic->streams[i]->r_frame_rate.den;
             if (dec->lowres) {
                 dec->flags |= CODEC_FLAG_EMU_EDGE;
-                frame_height >>= dec->lowres;
-                frame_width  >>= dec->lowres;
-                dec->height = frame_height;
-                dec->width  = frame_width;
+                dec->height >>= dec->lowres;
+                dec->width  >>= dec->lowres;
             }
             if(me_threshold)
                 dec->debug |= FF_DEBUG_MV;
@@ -3302,9 +3337,6 @@ static int opt_input_file(const char *opt, const char *filename)
 
                     (float)rfps / rfps_base, rfps, rfps_base);
             }
-            /* update the current frame rate to match the stream frame rate */
-            frame_rate.num = rfps;
-            frame_rate.den = rfps_base;
 
             if(video_disable)
                 st->discard= AVDISCARD_ALL;
@@ -3314,7 +3346,7 @@ static int opt_input_file(const char *opt, const char *filename)
         case AVMEDIA_TYPE_DATA:
             break;
         case AVMEDIA_TYPE_SUBTITLE:
-            input_codecs[nb_input_codecs-1] = avcodec_find_decoder_by_name(subtitle_codec_name);
+            ist->dec = avcodec_find_decoder_by_name(subtitle_codec_name);
             if(subtitle_disable)
                 st->discard = AVDISCARD_ALL;
             break;
@@ -3326,7 +3358,6 @@ static int opt_input_file(const char *opt, const char *filename)
         }
     }
 
-    input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
     /* dump the file content */
     if (verbose >= 0)
         av_dump_format(ic, nb_input_files, filename, 0);
@@ -3334,8 +3365,14 @@ static int opt_input_file(const char *opt, const char *filename)
     input_files = grow_array(input_files, sizeof(*input_files), &nb_input_files, nb_input_files + 1);
     input_files[nb_input_files - 1].ctx        = ic;
     input_files[nb_input_files - 1].ist_index  = nb_input_streams - ic->nb_streams;
+    input_files[nb_input_files - 1].ts_offset  = input_ts_offset - (copy_ts ? 0 : timestamp);
 
-    video_channel = 0;
+    frame_rate    = (AVRational){0, 0};
+    frame_pix_fmt = PIX_FMT_NONE;
+    frame_height = 0;
+    frame_width  = 0;
+    audio_sample_rate = 0;
+    audio_channels    = 0;
 
     av_freep(&video_codec_name);
     av_freep(&audio_codec_name);
@@ -3391,7 +3428,7 @@ static void check_inputs(int *has_video_ptr,
 static void new_video_stream(AVFormatContext *oc, int file_idx)
 {
     AVStream *st;
-    AVOutputStream *ost;
+    OutputStream *ost;
     AVCodecContext *video_enc;
     enum CodecID codec_id = CODEC_ID_NONE;
     AVCodec *codec= NULL;
@@ -3403,13 +3440,12 @@ static void new_video_stream(AVFormatContext *oc, int file_idx)
     }
     ost = new_output_stream(oc, file_idx);
 
-    output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
     if(!video_stream_copy){
         if (video_codec_name) {
             codec_id = find_codec_or_die(video_codec_name, AVMEDIA_TYPE_VIDEO, 1,
                                          avcodec_opts[AVMEDIA_TYPE_VIDEO]->strict_std_compliance);
             codec = avcodec_find_encoder_by_name(video_codec_name);
-            output_codecs[nb_output_codecs-1] = codec;
+            ost->enc = codec;
         } else {
             codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_VIDEO);
             codec = avcodec_find_encoder(codec_id);
@@ -3447,29 +3483,22 @@ static void new_video_stream(AVFormatContext *oc, int file_idx)
     } else {
         const char *p;
         int i;
-        AVRational fps= frame_rate.num ? frame_rate : (AVRational){25,1};
 
+        if (frame_rate.num)
+            ost->frame_rate = frame_rate;
         video_enc->codec_id = codec_id;
         set_context_opts(video_enc, avcodec_opts[AVMEDIA_TYPE_VIDEO], AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM, codec);
 
-        if (codec && codec->supported_framerates && !force_fps)
-            fps = codec->supported_framerates[av_find_nearest_q_idx(fps, codec->supported_framerates)];
-        video_enc->time_base.den = fps.num;
-        video_enc->time_base.num = fps.den;
-
         video_enc->width = frame_width;
         video_enc->height = frame_height;
         video_enc->pix_fmt = frame_pix_fmt;
         st->sample_aspect_ratio = video_enc->sample_aspect_ratio;
 
-        choose_pixel_fmt(st, codec);
-
         if (intra_only)
             video_enc->gop_size = 0;
         if (video_qscale || same_quality) {
             video_enc->flags |= CODEC_FLAG_QSCALE;
-            video_enc->global_quality=
-                st->quality = FF_QP2LAMBDA * video_qscale;
+            video_enc->global_quality = FF_QP2LAMBDA * video_qscale;
         }
 
         if(intra_matrix)
@@ -3523,7 +3552,7 @@ static void new_video_stream(AVFormatContext *oc, int file_idx)
             parse_forced_key_frames(forced_key_frames, ost, video_enc);
     }
     if (video_language) {
-        av_metadata_set2(&st->metadata, "language", video_language, 0);
+        av_dict_set(&st->metadata, "language", video_language, 0);
         av_freep(&video_language);
     }
 
@@ -3538,7 +3567,7 @@ static void new_video_stream(AVFormatContext *oc, int file_idx)
 static void new_audio_stream(AVFormatContext *oc, int file_idx)
 {
     AVStream *st;
-    AVOutputStream *ost;
+    OutputStream *ost;
     AVCodec *codec= NULL;
     AVCodecContext *audio_enc;
     enum CodecID codec_id = CODEC_ID_NONE;
@@ -3550,13 +3579,12 @@ static void new_audio_stream(AVFormatContext *oc, int file_idx)
     }
     ost = new_output_stream(oc, file_idx);
 
-    output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
     if(!audio_stream_copy){
         if (audio_codec_name) {
             codec_id = find_codec_or_die(audio_codec_name, AVMEDIA_TYPE_AUDIO, 1,
                                          avcodec_opts[AVMEDIA_TYPE_AUDIO]->strict_std_compliance);
             codec = avcodec_find_encoder_by_name(audio_codec_name);
-            output_codecs[nb_output_codecs-1] = codec;
+            ost->enc = codec;
         } else {
             codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_AUDIO);
             codec = avcodec_find_encoder(codec_id);
@@ -3582,28 +3610,24 @@ static void new_audio_stream(AVFormatContext *oc, int file_idx)
     }
     if (audio_stream_copy) {
         st->stream_copy = 1;
-        audio_enc->channels = audio_channels;
-        audio_enc->sample_rate = audio_sample_rate;
     } else {
         audio_enc->codec_id = codec_id;
         set_context_opts(audio_enc, avcodec_opts[AVMEDIA_TYPE_AUDIO], AV_OPT_FLAG_AUDIO_PARAM | AV_OPT_FLAG_ENCODING_PARAM, codec);
 
         if (audio_qscale > QSCALE_NONE) {
             audio_enc->flags |= CODEC_FLAG_QSCALE;
-            audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
+            audio_enc->global_quality = FF_QP2LAMBDA * audio_qscale;
         }
-        audio_enc->channels = audio_channels;
+        if (audio_channels)
+            audio_enc->channels = audio_channels;
         audio_enc->sample_fmt = audio_sample_fmt;
-        audio_enc->sample_rate = audio_sample_rate;
+        if (audio_sample_rate)
+            audio_enc->sample_rate = audio_sample_rate;
         audio_enc->channel_layout = channel_layout;
-        if (av_get_channel_layout_nb_channels(channel_layout) != audio_channels)
-            audio_enc->channel_layout = 0;
         choose_sample_fmt(st, codec);
-        choose_sample_rate(st, codec);
     }
-    audio_enc->time_base= (AVRational){1, audio_sample_rate};
     if (audio_language) {
-        av_metadata_set2(&st->metadata, "language", audio_language, 0);
+        av_dict_set(&st->metadata, "language", audio_language, 0);
         av_freep(&audio_language);
     }
 
@@ -3626,7 +3650,6 @@ static void new_data_stream(AVFormatContext *oc, int file_idx)
     }
     new_output_stream(oc, file_idx);
     data_enc = st->codec;
-    output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
     if (!data_stream_copy) {
         fprintf(stderr, "Data stream encoding not supported yet (only streamcopy)\n");
         ffmpeg_exit(1);
@@ -3654,7 +3677,7 @@ static void new_data_stream(AVFormatContext *oc, int file_idx)
 static void new_subtitle_stream(AVFormatContext *oc, int file_idx)
 {
     AVStream *st;
-    AVOutputStream *ost;
+    OutputStream *ost;
     AVCodec *codec=NULL;
     AVCodecContext *subtitle_enc;
     enum CodecID codec_id = CODEC_ID_NONE;
@@ -3666,12 +3689,12 @@ static void new_subtitle_stream(AVFormatContext *oc, int file_idx)
     }
     ost = new_output_stream(oc, file_idx);
     subtitle_enc = st->codec;
-    output_codecs = grow_array(output_codecs, sizeof(*output_codecs), &nb_output_codecs, nb_output_codecs + 1);
     if(!subtitle_stream_copy){
         if (subtitle_codec_name) {
             codec_id = find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 1,
                                          avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance);
-            codec= output_codecs[nb_output_codecs-1] = avcodec_find_encoder_by_name(subtitle_codec_name);
+            codec = avcodec_find_encoder_by_name(subtitle_codec_name);
+            ost->enc = codec;
         } else {
             codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_SUBTITLE);
             codec = avcodec_find_encoder(codec_id);
@@ -3699,7 +3722,7 @@ static void new_subtitle_stream(AVFormatContext *oc, int file_idx)
     }
 
     if (subtitle_language) {
-        av_metadata_set2(&st->metadata, "language", subtitle_language, 0);
+        av_dict_set(&st->metadata, "language", subtitle_language, 0);
         av_freep(&subtitle_language);
     }
 
@@ -3753,7 +3776,6 @@ static void opt_output_file(const char *filename)
     AVFormatContext *oc;
     int err, use_video, use_audio, use_subtitle, use_data;
     int input_has_video, input_has_audio, input_has_subtitle, input_has_data;
-    AVFormatParameters params, *ap = &params;
     AVOutputFormat *file_oformat;
 
     if (!strcmp(filename, "-"))
@@ -3830,10 +3852,11 @@ static void opt_output_file(const char *filename)
 
         oc->timestamp = recording_timestamp;
 
-        av_metadata_copy(&oc->metadata, metadata, 0);
-        av_metadata_free(&metadata);
+        av_dict_copy(&oc->metadata, metadata, 0);
+        av_dict_free(&metadata);
     }
 
+    av_dict_copy(&output_opts[nb_output_files], format_opts, 0);
     output_files[nb_output_files++] = oc;
 
     /* check filename in case of an image number is expected */
@@ -3873,19 +3896,19 @@ static void opt_output_file(const char *filename)
         }
     }
 
-    memset(ap, 0, sizeof(*ap));
-    if (av_set_parameters(oc, ap) < 0) {
-        fprintf(stderr, "%s: Invalid encoding parameters\n",
-                oc->filename);
-        ffmpeg_exit(1);
-    }
-
     oc->preload= (int)(mux_preload*AV_TIME_BASE);
     oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
-    oc->loop_output = loop_output;
+    if (loop_output >= 0) {
+        av_log(NULL, AV_LOG_WARNING, "-loop_output is deprecated, use -loop\n");
+        oc->loop_output = loop_output;
+    }
     oc->flags |= AVFMT_FLAG_NONBLOCK;
 
-    set_context_opts(oc, avformat_opts, AV_OPT_FLAG_ENCODING_PARAM, NULL);
+    frame_rate    = (AVRational){0, 0};
+    frame_width   = 0;
+    frame_height  = 0;
+    audio_sample_rate = 0;
+    audio_channels    = 0;
 
     av_freep(&forced_key_frames);
     uninit_opts();
@@ -3975,6 +3998,7 @@ static void show_help(void)
 {
     AVCodec *c;
     AVOutputFormat *oformat = NULL;
+    AVInputFormat  *iformat = NULL;
 
     av_log_set_callback(log_callback_help);
     show_usage();
@@ -4025,6 +4049,14 @@ static void show_help(void)
         }
     }
 
+    /* individual demuxer options */
+    while ((iformat = av_iformat_next(iformat))) {
+        if (iformat->priv_class) {
+            av_opt_show2(&iformat->priv_class, NULL, AV_OPT_FLAG_DECODING_PARAM, 0);
+            printf("\n");
+        }
+    }
+
     av_opt_show2(sws_opts, NULL, AV_OPT_FLAG_ENCODING_PARAM|AV_OPT_FLAG_DECODING_PARAM, 0);
 }
 
@@ -4281,8 +4313,8 @@ static const OptionDef options[] = {
     { "hex", OPT_BOOL | OPT_EXPERT, {(void*)&do_hex_dump},
       "when dumping packets, also dump the payload" },
     { "re", OPT_BOOL | OPT_EXPERT, {(void*)&rate_emu}, "read input at native frame rate", "" },
-    { "loop_input", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "loop (current only works with images)" },
-    { "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "number of times to loop output in formats that support looping (0 loops forever)", "" },
+    { "loop_input", OPT_BOOL | OPT_EXPERT, {(void*)&loop_input}, "deprecated, use -loop" },
+    { "loop_output", HAS_ARG | OPT_INT | OPT_EXPERT, {(void*)&loop_output}, "deprecated, use -loop", "" },
     { "v", HAS_ARG, {(void*)opt_verbose}, "set ffmpeg verbosity level", "number" },
     { "target", HAS_ARG, {(void*)opt_target}, "specify target file type (\"vcd\", \"svcd\", \"dvd\", \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
     { "threads",  HAS_ARG | OPT_EXPERT, {(void*)opt_thread_count}, "thread count", "count" },
@@ -4367,8 +4399,8 @@ static const OptionDef options[] = {
     { "stag", HAS_ARG | OPT_EXPERT | OPT_SUBTITLE, {(void*)opt_codec_tag}, "force subtitle tag/fourcc", "fourcc/tag" },
 
     /* grab options */
-    { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "set video grab channel (DV1394 only)", "channel" },
-    { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "set television standard (NTSC, PAL (SECAM))", "standard" },
+    { "vc", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_channel}, "deprecated, use -channel", "channel" },
+    { "tvstd", HAS_ARG | OPT_EXPERT | OPT_VIDEO | OPT_GRAB, {(void*)opt_video_standard}, "deprecated, use -standard", "standard" },
     { "isync", OPT_BOOL | OPT_EXPERT | OPT_GRAB, {(void*)&input_sync}, "sync read on input", "" },
 
     /* muxer options */