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lavc/pixblockdsp: RISC-V V 16-bit get_pixels & get_pixels_unaligned

This commit is contained in:
Rémi Denis-Courmont 2022-09-27 23:04:26 +03:00 committed by Lynne
parent 676b08cb70
commit ebee25855a
2 changed files with 12 additions and 1 deletions
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6
libavcodec/riscv/pixblockdsp_init.c
View File

@ -34,6 +34,8 @@ void ff_get_pixels_16_rvi(int16_t *block, const uint8_t *pixels,
void ff_get_pixels_8_rvv(int16_t *block, const uint8_t *pixels,
ptrdiff_t stride);
void ff_get_pixels_16_rvv(int16_t *block, const uint8_t *pixels,
ptrdiff_t stride);
av_cold void ff_pixblockdsp_init_riscv(PixblockDSPContext *c,
AVCodecContext *avctx,
@ -50,7 +52,9 @@ av_cold void ff_pixblockdsp_init_riscv(PixblockDSPContext *c,
#if HAVE_RVV
if ((cpu_flags & AV_CPU_FLAG_RVV_I32) && ff_get_rv_vlenb() >= 16) {
if (!high_bit_depth)
if (high_bit_depth)
c->get_pixels_unaligned = c->get_pixels = ff_get_pixels_16_rvv;
else
c->get_pixels_unaligned = c->get_pixels = ff_get_pixels_8_rvv;
}
#endif

7
libavcodec/riscv/pixblockdsp_rvv.S
View File

@ -35,3 +35,10 @@ func ff_get_pixels_8_rvv, zve32x
vsseg8e16.v v8, (a0)
ret
endfunc
func ff_get_pixels_16_rvv, zve32x
vsetivli zero, 8, e16, m1, ta, ma
vlsseg8e16.v v0, (a1), a2
vsseg8e16.v v0, (a0)
ret
endfunc