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• avcodec/get_bits : Remove GetBitContext.buffer_end

  4 juillet, par Andreas Rheinhardt

  avcodec/get_bits: Remove GetBitContext.buffer_end
  
  It is unused. Furthermore, this automatically fixes the issue
  that init_get_bits() failure would lead to NULL + 0 (when
  setting buffer_end) which is UB before C23. This happened
  in the fic-avi and fic-avi-skip_cursor FATE-tests.
  
  This saved 7296B of .text here.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/get_bits.h

• avcodec/get_bits : Add get_bits_bytesize()

  4 juillet, par Andreas Rheinhardt

  avcodec/get_bits: Add get_bits_bytesize()
  
  And use it to avoid accesses to GetBitContext.buffer_end.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/bitstream.h
  • [DH] libavcodec/bitstream_template.h
  • [DH] libavcodec/get_bits.h
  • [DH] libavcodec/h263dec.c
  • [DH] libavcodec/h264_ps.c
  • [DH] libavcodec/hevc/hevcdec.c
  • [DH] libavcodec/hevc/ps.c
  • [DH] libavcodec/mpeg12dec.c

• avcodec/vvc/dec : Don't use GetBit-API when byte-aligned

  4 juillet, par Andreas Rheinhardt

  avcodec/vvc/dec: Don't use GetBit-API when byte-aligned
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/vvc/dec.c

• avcodec/bytestream : Add const where appropriate

  4 juillet, par Andreas Rheinhardt

  avcodec/bytestream: Add const where appropriate
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/bytestream.h

• avcodec/opus/dec : Simplify resetting AVAudioFifo

  4 juillet, par Andreas Rheinhardt

  avcodec/opus/dec: Simplify resetting AVAudioFifo
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/opus/dec.c