[FFmpeg-trac] #4035(avcodec:new): HEVC regression

FFmpeg trac at avcodec.org
Wed Oct 15 15:19:39 CEST 2014


#4035: HEVC regression
---------------------------------+--------------------------------------
             Reporter:  cgbug    |                     Type:  defect
               Status:  new      |                 Priority:  normal
            Component:  avcodec  |                  Version:  git-master
             Keywords:           |               Blocked By:
             Blocking:           |  Reproduced by developer:  0
Analyzed by developer:  0        |
---------------------------------+--------------------------------------
 Playback fails with git head. Worked ok with older build.

 Regression was introduced between 20140811-git-5ec85c9 and 20140812-git-
 d6711ee.

 Seems an infinite loop in nal parsing code?

 Sample file:
 https://www.sendspace.com/file/dn64ng

 Output:
   libavformat    56.  9.100 / 56.  9.100
   libavdevice    56.  1.100 / 56.  1.100
   libavfilter     5.  1.103 /  5.  1.103
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  1.100 / 53.  1.100
 [hevc @ 02acdde0] Overread SPS by 8 bits
 [hevc @ 02acdde0] SPS 0 does not exist.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 [hevc @ 02acdde0] Error parsing NAL unit #0.
 [hevc @ 02acdde0] PPS id out of range: 0
 <snip>

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Ticket URL: <https://trac.ffmpeg.org/ticket/4035>
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