git.videolan.org Git - ffmpeg.git/rss log

Les articles publiés sur le site

• avcodec/mpegvideo : Move temp ratecontrol bufs to RateControlContext

  28 février, par Andreas Rheinhardt

  avcodec/mpegvideo: Move temp ratecontrol bufs to RateControlContext
  
  Also only allocate them when they are needed (namely iff
  adaptive quant is true) and allocate them jointly.
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/mpegvideo.h
  • [DH] libavcodec/mpegvideo_enc.c
  • [DH] libavcodec/ratecontrol.c
  • [DH] libavcodec/ratecontrol.h

• avcodec/mpegvideo : Move ratecontrol-only options to RateControlContext

  28 février, par Andreas Rheinhardt

  avcodec/mpegvideo: Move ratecontrol-only options to RateControlContext
  
  Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
  

  • [DH] libavcodec/mpegvideo.h
  • [DH] libavcodec/mpegvideoenc.h
  • [DH] libavcodec/ratecontrol.c
  • [DH] libavcodec/ratecontrol.h
  • [DH] libavcodec/snowenc.c

• avcodec/aarch64/ac3dsp_neon.S : Optimize ac3_sum_square_butterfly_int32_neon

  28 février, par Krzysztof Pyrkosz

  avcodec/aarch64/ac3dsp_neon.S: Optimize ac3_sum_square_butterfly_int32_neon
  
  Instead of calculating a^2, b^2, (a+b)^2 and (a-b)^2, calculate only
  a^2, b^2 and 2*a*b in each iteration and derive the latter parts from
  these three at the end.
  
  Before and after:
  
  A78
  ac3_sum_square_bufferfly_int32_neon:                   484.8 ( 2.00x)
  ac3_sum_square_bufferfly_int32_neon:                   468.2 ( 2.08x)
  
  A72
  ac3_sum_square_bufferfly_int32_neon:                   793.6 ( 1.26x)
  ac3_sum_square_bufferfly_int32_neon:                   527.3 ( 1.92x)
  
  Signed-off-by: Martin Storsjö <martin@martin.st>
  

  • [DH] libavcodec/aarch64/ac3dsp_neon.S

• aarch64 : Fix a few misindented lines

  28 février, par Martin Storsjö

  aarch64: Fix a few misindented lines
  
  Signed-off-by: Martin Storsjö <martin@martin.st>
  

  • [DH] libswresample/aarch64/resample.S
  • [DH] libswscale/aarch64/yuv2rgb_neon.S

• libavutil/vulkan : Expose ff_vk_set_descriptor_image

  28 février, par IndecisiveTurtle

  libavutil/vulkan: Expose ff_vk_set_descriptor_image
  
  Useful when creating a descriptor array of separate images
  

  • [DH] libavutil/vulkan.c
  • [DH] libavutil/vulkan.h