Merge commit '36ef5369ee9b336febc2c270f8718cec4476cb85'
[ffmpeg.git] / libavformat / dsicin.c
index 328f901..afc010a 100644 (file)
@@ -26,6 +26,8 @@
 
 #include "libavutil/intreadwrite.h"
 #include "avformat.h"
+#include "internal.h"
+#include "avio_internal.h"
 
 
 typedef struct CinFileHeader {
@@ -90,7 +92,7 @@ static int cin_read_file_header(CinDemuxContext *cin, AVIOContext *pb) {
     return 0;
 }
 
-static int cin_read_header(AVFormatContext *s, AVFormatParameters *ap)
+static int cin_read_header(AVFormatContext *s)
 {
     int rc;
     CinDemuxContext *cin = s->priv_data;
@@ -107,33 +109,32 @@ static int cin_read_header(AVFormatContext *s, AVFormatParameters *ap)
     cin->audio_buffer_size = 0;
 
     /* initialize the video decoder stream */
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
 
-    av_set_pts_info(st, 32, 1, 12);
+    avpriv_set_pts_info(st, 32, 1, 12);
     cin->video_stream_index = st->index;
     st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
-    st->codec->codec_id = CODEC_ID_DSICINVIDEO;
+    st->codec->codec_id = AV_CODEC_ID_DSICINVIDEO;
     st->codec->codec_tag = 0;  /* no fourcc */
     st->codec->width = hdr->video_frame_width;
     st->codec->height = hdr->video_frame_height;
 
     /* initialize the audio decoder stream */
-    st = av_new_stream(s, 0);
+    st = avformat_new_stream(s, NULL);
     if (!st)
         return AVERROR(ENOMEM);
 
-    av_set_pts_info(st, 32, 1, 22050);
+    avpriv_set_pts_info(st, 32, 1, 22050);
     cin->audio_stream_index = st->index;
     st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
-    st->codec->codec_id = CODEC_ID_DSICINAUDIO;
+    st->codec->codec_id = AV_CODEC_ID_DSICINAUDIO;
     st->codec->codec_tag = 0;  /* no tag */
     st->codec->channels = 1;
     st->codec->sample_rate = 22050;
-    st->codec->bits_per_coded_sample = 16;
+    st->codec->bits_per_coded_sample = 8;
     st->codec->bit_rate = st->codec->sample_rate * st->codec->bits_per_coded_sample * st->codec->channels;
-    st->codec->block_align = st->codec->channels * st->codec->bits_per_coded_sample;
 
     return 0;
 }
@@ -147,7 +148,7 @@ static int cin_read_frame_header(CinDemuxContext *cin, AVIOContext *pb) {
     hdr->video_frame_size = avio_rl32(pb);
     hdr->audio_frame_size = avio_rl32(pb);
 
-    if (url_feof(pb) || url_ferror(pb))
+    if (url_feof(pb) || pb->error)
         return AVERROR(EIO);
 
     if (avio_rl32(pb) != 0xAA55AA55)
@@ -179,6 +180,8 @@ static int cin_read_packet(AVFormatContext *s, AVPacket *pkt)
         /* palette and video packet */
         pkt_size = (palette_type + 3) * hdr->pal_colors_count + hdr->video_frame_size;
 
+        pkt_size = ffio_limit(pb, pkt_size);
+
         ret = av_new_packet(pkt, 4 + pkt_size);
         if (ret < 0)
             return ret;
@@ -211,16 +214,17 @@ static int cin_read_packet(AVFormatContext *s, AVPacket *pkt)
 
     pkt->stream_index = cin->audio_stream_index;
     pkt->pts = cin->audio_stream_pts;
-    cin->audio_stream_pts += cin->audio_buffer_size * 2 / cin->file_header.audio_frame_size;
+    pkt->duration = cin->audio_buffer_size - (pkt->pts == 0);
+    cin->audio_stream_pts += pkt->duration;
     cin->audio_buffer_size = 0;
     return 0;
 }
 
 AVInputFormat ff_dsicin_demuxer = {
-    "dsicin",
-    NULL_IF_CONFIG_SMALL("Delphine Software International CIN format"),
-    sizeof(CinDemuxContext),
-    cin_probe,
-    cin_read_header,
-    cin_read_packet,
+    .name           = "dsicin",
+    .long_name      = NULL_IF_CONFIG_SMALL("Delphine Software International CIN"),
+    .priv_data_size = sizeof(CinDemuxContext),
+    .read_probe     = cin_probe,
+    .read_header    = cin_read_header,
+    .read_packet    = cin_read_packet,
 };