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Les articles publiés sur le site

• h264 : add H264_ prefix to the NAL unit types

  18 mai 2016, par Anton Khirnov

  h264: add H264_ prefix to the NAL unit types
  
  This will prevent conflicts e.g. in code that deals with both h264 and
  hevc.
  

  • [DBH] libavcodec/h264.h
  • [DBH] libavcodec/h264_parse.c
  • [DBH] libavcodec/h264_parser.c
  • [DBH] libavcodec/h264_refs.c
  • [DBH] libavcodec/h264_slice.c
  • [DBH] libavcodec/h264dec.c
  • [DBH] libavcodec/omx.c
  • [DBH] libavcodec/vaapi_encode_h264.c

• h264_sei : drop an unnecessary h264dec.h include

  18 mai 2016, par Anton Khirnov

  h264_sei: drop an unnecessary h264dec.h include
  
  The code does not depend on the h264 decoder anymore and only needs
  information from h264_ps
  

  • [DBH] libavcodec/h264_sei.c

• lavc : drop unnecessary h264dec.h includes

  18 mai 2016, par Anton Khirnov

  lavc: drop unnecessary h264dec.h includes
  

  • [DBH] libavcodec/h264_parser.c
  • [DBH] libavcodec/qsvenc_h264.c

• h264 : tighten the valid range for ref_frame_count

  18 mai 2016, par Anton Khirnov

  h264: tighten the valid range for ref_frame_count
  
  This field (which the spec calls max_num_ref_frames) must be less than
  or equal to MaxDpbFrames, which is at most 16.
  

  • [DBH] libavcodec/h264_ps.c

• vaapi_h264 : Add trivial support for low-power encoding

  18 mai 2016, par Mark Thompson

  vaapi_h264: Add trivial support for low-power encoding
  
  Experimental; requires Skylake and VAAPI 0.39.1 (not yet released).
  Also increases the allowed range of the quality option - in low-power
  mode, the Intel driver supports levels 1-8 (and 0 meaning default).
  

  • [DBH] libavcodec/vaapi_encode_h264.c