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Les articles publiés sur le site

• arm : x264_coeff_last8_arm

  16 mars 2014, par Janne Grunau

  arm: x264_coeff_last8_arm
  
  checkasm --bench on a coretex-a9:
  coeff_last8_c: 173
  coeff_last8_armv6: 151
  
  60 instead of 73 cycles in ~130k runs on the same cpu while encoding.
  

  • [DH] common/arm/predict-c.c
  • [DH] common/arm/predict.h
  • [DH] common/arm/quant-a.S
  • [DH] common/arm/quant.h
  • [DH] common/quant.c

• arm : x264_coeff_last8_arm

  16 mars 2014, par Janne Grunau

  arm: x264_coeff_last8_arm
  
  checkasm --bench on a coretex-a9:
  coeff_last8_c: 173
  coeff_last8_armv6: 151
  
  60 instead of 73 cycles in ~130k runs on the same cpu while encoding.
  

  • [DH] common/arm/predict-c.c
  • [DH] common/arm/predict.h
  • [DH] common/arm/quant-a.S
  • [DH] common/arm/quant.h
  • [DH] common/quant.c

• arm : x264_coeff_last8_arm

  16 mars 2014, par Janne Grunau

  arm: x264_coeff_last8_arm
  
  checkasm --bench on a coretex-a9:
  coeff_last8_c: 173
  coeff_last8_armv6: 151
  
  60 instead of 73 cycles in ~130k runs on the same cpu while encoding.
  

  • [DH] common/arm/predict-c.c
  • [DH] common/arm/predict.h
  • [DH] common/arm/quant-a.S
  • [DH] common/arm/quant.h
  • [DH] common/quant.c

• arm : x264_store_interleave_chroma_neon

  15 mars 2014, par Janne Grunau

  arm: x264_store_interleave_chroma_neon
  
  store_interleave_chroma_c: 4036
  store_interleave_chroma_neon: 1043
  

  • [DH] common/arm/mc-a.S
  • [DH] common/arm/mc-c.c

• arm : x264_store_interleave_chroma_neon

  15 mars 2014, par Janne Grunau

  arm: x264_store_interleave_chroma_neon
  
  store_interleave_chroma_c: 4036
  store_interleave_chroma_neon: 1043
  

  • [DH] common/arm/mc-a.S
  • [DH] common/arm/mc-c.c