[FFmpeg-trac] #3180(avformat:open): flv demuxer does not decode the aac audio properly

[FFmpeg]

#3180: flv demuxer does not decode the aac audio properly
------------------------------------+------------------------------------
             Reporter:  merbanan    |                    Owner:
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  avformat
              Version:  git-master  |               Resolution:
             Keywords:  flv aac     |               Blocked By:
             Blocking:              |  Reproduced by developer:  1
Analyzed by developer:  0           |
------------------------------------+------------------------------------

Comment (by merbanan):

 diff --git a/libavcodec/mpeg4audio.c b/libavcodec/mpeg4audio.c
 index 0fb9b96..2f29408 100644
 --- a/libavcodec/mpeg4audio.c
 +++ b/libavcodec/mpeg4audio.c
 @@ -125,8 +125,8 @@ int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c,
 const
 uint8_t *buf,
                  c->ext_object_type = get_object_type(&gb);
                  if (c->ext_object_type == AOT_SBR && (c->sbr =
 get_bits1(&gb))
 == 1)
                      c->ext_sample_rate = get_sample_rate(&gb,
 &c->ext_sampling_index);
 -                if (get_bits_left(&gb) > 11 && get_bits(&gb, 11) ==
 0x548)
 -                    c->ps = get_bits1(&gb);
 +//                if (get_bits_left(&gb) > 11 && get_bits(&gb, 11) ==
 0x548)
 +//                    c->ps = get_bits1(&gb);
                  break;
              } else
                  get_bits1(&gb); // skip 1 bit


 This patch makes the file decode properly.

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Ticket URL: <https://trac.ffmpeg.org/ticket/3180#comment:2>
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