diff options
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/mpegaudio_parser.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libavcodec/mpegaudio_parser.c b/libavcodec/mpegaudio_parser.c index 6ceca83e04..83dbca0e04 100644 --- a/libavcodec/mpegaudio_parser.c +++ b/libavcodec/mpegaudio_parser.c @@ -29,6 +29,7 @@ typedef struct MpegAudioParseContext { int frame_size; uint32_t header; int header_count; + int no_bitrate; } MpegAudioParseContext; #define MPA_HEADER_SIZE 4 @@ -73,15 +74,18 @@ static int mpegaudio_parse(AVCodecParserContext *s1, if((state&SAME_HEADER_MASK) != (s->header&SAME_HEADER_MASK) && s->header) s->header_count= -3; s->header= state; - s->header_count++; s->frame_size = ret-4; - if (s->header_count > 1) { + if (s->header_count > 0) { avctx->sample_rate= sr; avctx->channels = channels; s1->duration = frame_size; - avctx->bit_rate = bit_rate; + if (s->no_bitrate || !avctx->bit_rate) { + s->no_bitrate = 1; + avctx->bit_rate += (bit_rate - avctx->bit_rate) / s->header_count; + } } + s->header_count++; break; } } |