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authornu774 <honeycomb77@gmail.com>2014-05-09 23:05:42 +0900
committerLuca Barbato <lu_zero@gentoo.org>2015-06-20 12:18:01 +0300
commit6ec688e1bc76dd93151cbca1c340162ae4b10d77 (patch)
tree908c2bdc32acbf8be895b0cdcdfdcd99d1bbf48a /libavcodec/mpegaudiodec_template.c
parent1e79d5c6e73ad131f9395f337b58a2b59ee04c1b (diff)
mp3: enable packed main_data decoding in MP4
14496-3 suggests packing main_data of MP3 that is usually scattered into multiple frames due to bit reservoir. However, after packing main_data into a access unit, bitrate index in the MPEG audio frame header doesn't match with actual frame size. In order to accept this, this patch removes unnecessary frame size checking on mp3 decoder. Also, mov demuxer was changed to use MP3 parser only on special cases (QT MOV with specific sample description) to avoid re-packetizing. Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Diffstat (limited to 'libavcodec/mpegaudiodec_template.c')
-rw-r--r--libavcodec/mpegaudiodec_template.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c
index 08dd18bf2e..293316b944 100644
--- a/libavcodec/mpegaudiodec_template.c
+++ b/libavcodec/mpegaudiodec_template.c
@@ -1647,13 +1647,6 @@ static int decode_frame(AVCodecContext * avctx, void *data, int *got_frame_ptr,
if (!avctx->bit_rate)
avctx->bit_rate = s->bit_rate;
- if (s->frame_size <= 0 || s->frame_size > buf_size) {
- av_log(avctx, AV_LOG_ERROR, "incomplete frame\n");
- return AVERROR_INVALIDDATA;
- } else if (s->frame_size < buf_size) {
- buf_size= s->frame_size;
- }
-
s->frame = data;
ret = mp_decode_frame(s, NULL, buf, buf_size);