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• avfilter/vf_libplacebo : don't explode on zero FPS information

  17 mars, par Niklas Haas

  avfilter/vf_libplacebo: don't explode on zero FPS information
  
  While technically not specifiad as valid by the AVFilterLink documentation,
  it is currently possible to get an FPS of zero from various sources inside
  libavfilter (notably vf_buffersrc).
  
  Avoid a division by zero and resulting infinity when this happens.
  

  • [DH] libavfilter/vf_libplacebo.c

• avcodec/proresenc_kostya : Don't cast const away needlessly

  17 mars, par Andreas Rheinhardt

  avcodec/proresenc_kostya: Don't cast const away needlessly
  
  The parameter passed here is unused, so just pass NULL.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/proresenc_kostya.c

• avcodec/svq1enc : Don't add to NULL

  17 mars, par Andreas Rheinhardt

  avcodec/svq1enc: Don't add to NULL
  
  It is undefined behavior. Pass a dummy buffer instead.
  Fixes "runtime error: applying non-zero offset 1024 to null pointer".
  affected the SVQ1 vsynth FATE tests.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/svq1enc.c

• avcodec/snow : Don't add to NULL

  17 mars, par Andreas Rheinhardt

  avcodec/snow: Don't add to NULL
  
  It is undefined behavior.
  Fixes "runtime error: applying non-zero offset 8 to null pointer".
  Fixes the Snow vsynth FATE-tests.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/snow.h

• avcodec/h261enc : Don't use (size_t)-1

  17 mars, par Andreas Rheinhardt

  avcodec/h261enc: Don't use (size_t)-1
  
  Fixes "runtime error: addition of unsigned offset to 0x765a09523a90
  overflowed to 0x765a09523a8e". This fixes all H.261 tests when run
  under UBsan.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/h261enc.c