ffmpeg: treat avi as VFR in framerate conversion code
[ffmpeg.git] / ffmpeg.c
index 3148267..a628fe6 100644 (file)
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -468,6 +468,8 @@ static void ffmpeg_cleanup(int ret)
         output_streams[i]->bitstream_filters = NULL;
         avcodec_free_frame(&output_streams[i]->filtered_frame);
 
+        av_parser_close(output_streams[i]->parser);
+
         av_freep(&output_streams[i]->forced_keyframes);
         av_expr_free(output_streams[i]->forced_keyframes_pexpr);
         av_freep(&output_streams[i]->avfilter);
@@ -817,8 +819,12 @@ static void do_video_out(AVFormatContext *s,
     nb_frames = 1;
 
     format_video_sync = video_sync_method;
-    if (format_video_sync == VSYNC_AUTO)
-        format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? ((s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : VSYNC_VFR) : VSYNC_CFR;
+    if (format_video_sync == VSYNC_AUTO) {
+        if(!strcmp(s->oformat->name, "avi")) {
+            format_video_sync = VSYNC_VFR;
+        } else
+            format_video_sync = (s->oformat->flags & AVFMT_VARIABLE_FPS) ? ((s->oformat->flags & AVFMT_NOTIMESTAMPS) ? VSYNC_PASSTHROUGH : VSYNC_VFR) : VSYNC_CFR;
+    }
 
     switch (format_video_sync) {
     case VSYNC_CFR:
@@ -1467,7 +1473,10 @@ static void do_streamcopy(InputStream *ist, OutputStream *ost, const AVPacket *p
        && ost->st->codec->codec_id != AV_CODEC_ID_MPEG2VIDEO
        && ost->st->codec->codec_id != AV_CODEC_ID_VC1
        ) {
-        if (av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, pkt->data, pkt->size, pkt->flags & AV_PKT_FLAG_KEY)) {
+        if (av_parser_change(ost->parser, ost->st->codec,
+                             &opkt.data, &opkt.size,
+                             pkt->data, pkt->size,
+                             pkt->flags & AV_PKT_FLAG_KEY)) {
             opkt.buf = av_buffer_create(opkt.data, opkt.size, av_buffer_default_free, NULL, 0);
             if (!opkt.buf)
                 exit_program(1);
@@ -1652,7 +1661,6 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
 static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output)
 {
     AVFrame *decoded_frame, *f;
-    void *buffer_to_free = NULL;
     int i, ret = 0, err = 0, resample_changed;
     int64_t best_effort_timestamp;
     AVRational *frame_sample_aspect;
@@ -1753,7 +1761,6 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output)
 
     av_frame_unref(ist->filter_frame);
     av_frame_unref(decoded_frame);
-    av_free(buffer_to_free);
     return err < 0 ? err : ret;
 }
 
@@ -2160,6 +2167,15 @@ static int transcode_init(void)
             ost->st->disposition          = ist->st->disposition;
             codec->bits_per_raw_sample    = icodec->bits_per_raw_sample;
             codec->chroma_sample_location = icodec->chroma_sample_location;
+        } else {
+            for (j=0; j<oc->nb_streams; j++) {
+                AVStream *st = oc->streams[j];
+                if (st != ost->st && st->codec->codec_type == codec->codec_type)
+                    break;
+            }
+            if (j == oc->nb_streams)
+                if (codec->codec_type == AVMEDIA_TYPE_AUDIO || codec->codec_type == AVMEDIA_TYPE_VIDEO)
+                    ost->st->disposition = AV_DISPOSITION_DEFAULT;
         }
 
         if (ost->stream_copy) {
@@ -2249,6 +2265,8 @@ static int transcode_init(void)
             av_reduce(&codec->time_base.num, &codec->time_base.den,
                         codec->time_base.num, codec->time_base.den, INT_MAX);
 
+            ost->parser = av_parser_init(codec->codec_id);
+
             switch (codec->codec_type) {
             case AVMEDIA_TYPE_AUDIO:
                 if (audio_volume != 256) {
@@ -2488,9 +2506,6 @@ static int transcode_init(void)
                 av_log(NULL, AV_LOG_WARNING, "The bitrate parameter is set too low."
                                              " It takes bits/s as argument, not kbits/s\n");
             extra_size += ost->st->codec->extradata_size;
-
-            if (ost->st->codec->me_threshold)
-                input_streams[ost->source_index]->st->codec->debug |= FF_DEBUG_MV;
         } else {
             av_opt_set_dict(ost->st->codec, &ost->opts);
         }