virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

lavc/pixblockdsp: remove R-V V get_pixels_16

Browse Source 
In the aligned case, the existing RVI assembler is actually much
faster. In the unaligned case, there is nothing much to gain over C.
This commit is contained in:
Rémi Denis-Courmont 2023-10-29 15:07:58 +02:00
parent 28840cf499
commit 92bcc6703a
2 changed files with 1 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
libavcodec/riscv/pixblockdsp_init.c
View File

@ -36,8 +36,6 @@ void ff_get_pixels_8_rvv(int16_t *block, const uint8_t *pixels,
ptrdiff_t stride);
void ff_get_pixels_unaligned_8_rvv(int16_t *block, const uint8_t *pixels,
ptrdiff_t stride);
void ff_get_pixels_unaligned_16_rvv(int16_t *block, const uint8_t *pixels,
ptrdiff_t stride);
void ff_diff_pixels_rvv(int16_t *block, const uint8_t *s1,
const uint8_t *s2, ptrdiff_t stride);
void ff_diff_pixels_unaligned_rvv(int16_t *block, const uint8_t *s1,
@ -58,10 +56,7 @@ 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) {
c->get_pixels = ff_get_pixels_unaligned_16_rvv;
c->get_pixels_unaligned = ff_get_pixels_unaligned_16_rvv;
} else {
if (!high_bit_depth) {
c->get_pixels = ff_get_pixels_unaligned_8_rvv;
c->get_pixels_unaligned = ff_get_pixels_unaligned_8_rvv;
}

7
libavcodec/riscv/pixblockdsp_rvv.S
View File

@ -45,13 +45,6 @@ func ff_get_pixels_unaligned_8_rvv, zve32x
ret
endfunc
func ff_get_pixels_unaligned_16_rvv, zve32x
vsetivli zero, 8, e16, m1, ta, ma
vlsseg8e16.v v0, (a1), a2
vsseg8e16.v v0, (a0)
ret
endfunc
func ff_diff_pixels_rvv, zve64x
vsetivli zero, 8, e8, mf2, ta, ma
li t0, 8 * 8