ffplay: provide some feedback in case the codec cannot be set

This commit is contained in:
Stefano Sabatini 2012-12-15 22:52:23 +01:00
parent 1cbb11cda7
commit 013b700771
1 changed files with 10 additions and 4 deletions

View File

@ -2300,6 +2300,7 @@ static int stream_component_open(VideoState *is, int stream_index)
AVFormatContext *ic = is->ic;
AVCodecContext *avctx;
AVCodec *codec;
const char *forced_codec_name = NULL;
AVDictionary *opts;
AVDictionaryEntry *t = NULL;
@ -2310,12 +2311,17 @@ static int stream_component_open(VideoState *is, int stream_index)
codec = avcodec_find_decoder(avctx->codec_id);
switch(avctx->codec_type){
case AVMEDIA_TYPE_AUDIO : is->last_audio_stream = stream_index; if(audio_codec_name ) codec= avcodec_find_decoder_by_name( audio_codec_name); break;
case AVMEDIA_TYPE_SUBTITLE: is->last_subtitle_stream = stream_index; if(subtitle_codec_name) codec= avcodec_find_decoder_by_name(subtitle_codec_name); break;
case AVMEDIA_TYPE_VIDEO : is->last_video_stream = stream_index; if(video_codec_name ) codec= avcodec_find_decoder_by_name( video_codec_name); break;
case AVMEDIA_TYPE_AUDIO : is->last_audio_stream = stream_index; forced_codec_name = audio_codec_name; break;
case AVMEDIA_TYPE_SUBTITLE: is->last_subtitle_stream = stream_index; forced_codec_name = subtitle_codec_name; break;
case AVMEDIA_TYPE_VIDEO : is->last_video_stream = stream_index; forced_codec_name = video_codec_name; break;
}
if (!codec)
if (forced_codec_name)
codec = avcodec_find_decoder_by_name(forced_codec_name);
if (!codec) {
if (forced_codec_name) fprintf(stderr, "No codec could be found with name '%s'\n", forced_codec_name);
else fprintf(stderr, "No codec could be found with id %d\n", avctx->codec_id);
return -1;
}
avctx->codec_id = codec->id;
avctx->workaround_bugs = workaround_bugs;