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| author | Rémi Denis-Courmont <remi@remlab.net> | 2024-07-30 20:29:02 +0300 |
|---|---|---|
| committer | Rémi Denis-Courmont <remi@remlab.net> | 2024-08-02 21:24:01 +0300 |
| commit | 677f28b310ac8cbf96e3a02865c2aff49c6950ff (patch) | |
| tree | 83b207389f2e95d97754b11b96c349861d54c280 /doc/examples/hw_decode.c | |
| parent | afd45c7ff74cc947d427202c1e9adc9ddc1987f8 (diff) | |
| download | ffmpeg-677f28b310ac8cbf96e3a02865c2aff49c6950ff.tar.gz | |
lavc/h264dsp: stick R-V V weight to 16-bit precision
T-Head C908 (ns):
h264_weight2_8_c: 1607.8
h264_weight2_8_rvv_i32: 515.0 (before)
h264_weight2_8_rvv_i32: 348.5 (after)
h264_weight4_8_c: 2255.8
h264_weight4_8_rvv_i32: 1015.0 (before)
h264_weight4_8_rvv_i32: 691.0 (after)
h264_weight8_8_c: 3857.5
h264_weight8_8_rvv_i32: 2218.8 (before)
h264_weight8_8_rvv_i32: 1561.3 (after)
h264_weight16_8_c: 7431.5
h264_weight16_8_rvv_i32: 2737.3 (before)
h264_weight16_8_rvv_i32: 1848.3 (after)
SpacemiT X60 (ns):
h264_weight2_8_c: 1624.1
h264_weight2_8_rvv_i32: 352.6 (before)
h264_weight2_8_rvv_i32: 259.3 (after)
h264_weight4_8_c: 2259.3
h264_weight4_8_rvv_i32: 685.8 (before)
h264_weight4_8_rvv_i32: 530.3 (after)
h264_weight8_8_c: 4103.3
h264_weight8_8_rvv_i32: 1581.8 (before)
h264_weight8_8_rvv_i32: 1238.6 (after)
h264_weight16_8_c: 7624.3
h264_weight16_8_rvv_i32: 2738.1 (before)
h264_weight16_8_rvv_i32: 1853.3 (after)
Diffstat (limited to 'doc/examples/hw_decode.c')
0 files changed, 0 insertions, 0 deletions