Files
ffmpeg/libavcodec
Andreas Rheinhardt 74a88c0c11 avcodec/x86/cavsdsp: Add SSE2 mc20 horizontal motion compensation
Basically a direct port of the MMXEXT one. The main difference
is of course that one can process eight pixels (unpacked to words)
at a time, leading to speedups.

avg_cavs_qpel_pixels_tab[0][2]_c:                      700.1 ( 1.00x)
avg_cavs_qpel_pixels_tab[0][2]_mmxext:                 158.1 ( 4.43x)
avg_cavs_qpel_pixels_tab[0][2]_sse2:                    86.0 ( 8.14x)
avg_cavs_qpel_pixels_tab[1][2]_c:                      171.9 ( 1.00x)
avg_cavs_qpel_pixels_tab[1][2]_mmxext:                  39.4 ( 4.36x)
avg_cavs_qpel_pixels_tab[1][2]_sse2:                    21.7 ( 7.92x)
put_cavs_qpel_pixels_tab[0][2]_c:                      525.7 ( 1.00x)
put_cavs_qpel_pixels_tab[0][2]_mmxext:                 148.5 ( 3.54x)
put_cavs_qpel_pixels_tab[0][2]_sse2:                    75.2 ( 6.99x)
put_cavs_qpel_pixels_tab[1][2]_c:                      129.5 ( 1.00x)
put_cavs_qpel_pixels_tab[1][2]_mmxext:                  36.7 ( 3.53x)
put_cavs_qpel_pixels_tab[1][2]_sse2:                    19.0 ( 6.81x)

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
2025-10-08 20:40:08 +02:00
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