Change #278863

Category	ffmpeg
Changed by	Shiyou Yin <yinshiyou-hfohnoyoudont@loongson.cn>
Changed at	Fri 21 Aug 2026 12:39:13
Repository	https://git.ffmpeg.org/ffmpeg.git
Project	ffmpeg
Branch	master
Revision	40000d0f5bd6f2ddd162db1131f8a832ea04d64f

Comments

swscale/loongarch: enable planar GBRP/GBRAP luma input optimization
Benchmark results:
  name                          ticks (vs ref)
  planar_gbrp_to_y_512_c:        78.8
  planar_gbrp_to_y_512_lsx:      19.9 ( 3.74x)
  planar_gbrp_to_y_512_lasx:     10.4 ( 7.46x)
  planar_gbrap_to_y_512_c:       79.4
  planar_gbrap_to_y_512_lsx:     20.5 ( 3.61x)
  planar_gbrap_to_y_512_lasx:    15.5 ( 5.12x)

Changed files

libswscale/loongarch/input_lasx.c
libswscale/loongarch/input_lsx.c