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• checkasm/rv40dsp : add chroma_mc test

  30 avril, par sunyuechi

  checkasm/rv40dsp: add chroma_mc test
  
  This is similar to h264.
  
  Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
  

  • [DH] tests/checkasm/Makefile
  • [DH] tests/checkasm/checkasm.c
  • [DH] tests/checkasm/checkasm.h
  • [DH] tests/checkasm/rv40dsp.c
  • [DH] tests/fate/checkasm.mak

• avformat/kvag : Check sample_rate

  29 avril, par Michael Niedermayer

  avformat/kvag: Check sample_rate
  
  Fixes: Division by 0
  Fixes: -copyts -start_at_zero -itsoffset 00:00:01 -itsscale 1 -ss 00:00:02  -i zgclab/ffmpeg_crash/poc1 output.mp4
  
  Found-by: Wang Dawei and Zhou Geng, from Zhongguancun Laboratory
  Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
  

  • [DH] libavformat/kvag.c

• lavc/ac3dsp : R-V V sum_square_butterfly_float

  29 avril, par Rémi Denis-Courmont

  lavc/ac3dsp: R-V V sum_square_butterfly_float
  
  As we do not need to widen accumulators to 64 bits, we effectively get
  double capacity for unrolling compared to the integer function. This
  explains the slightly better performance gains.
  
  ac3_sum_square_bufferfly_float_c:       65.2
  ac3_sum_square_bufferfly_float_rvv_f32: 12.2
  

  • [DH] libavcodec/riscv/ac3dsp_init.c
  • [DH] libavcodec/riscv/ac3dsp_rvv.S

• lavc/ac3dsp : R-V V sum_square_butterfly_int32

  29 avril, par Rémi Denis-Courmont

  lavc/ac3dsp: R-V V sum_square_butterfly_int32
  
  ac3_sum_square_bufferfly_int32_c:       61.0
  ac3_sum_square_bufferfly_int32_rvv_i64: 14.7
  

  • [DH] libavcodec/riscv/ac3dsp_init.c
  • [DH] libavcodec/riscv/ac3dsp_rvv.S

• avcodec/riscv/vp9dsp : Fix inclusion guard

  29 avril, par Andreas Rheinhardt

  avcodec/riscv/vp9dsp: Fix inclusion guard
  
  Fixes fate-source.
  
  Reviewed-by: Jan Ekström <jeebjp@gmail.com>
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/riscv/vp9dsp.h