highperfocused/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

swscale/x86/input: add AVX2 optimized uyvytoyuv422

Browse Source 
uyvytoyuv422_c: 23991.8
uyvytoyuv422_sse2: 2817.8
uyvytoyuv422_avx: 2819.3
uyvytoyuv422_avx2: 1972.3

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2024-06-05 13:41:32 -03:00
parent e9cfd53257
commit c578bb9864
2 changed files with 30 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
libswscale/x86/rgb2rgb.c
View File

@ -2363,6 +2363,9 @@ void ff_uyvytoyuv422_sse2(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
void ff_uyvytoyuv422_avx(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
void ff_uyvytoyuv422_avx2(uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
const uint8_t *src, int width, int height,
int lumStride, int chromStride, int srcStride);
#endif
#define DEINTERLEAVE_BYTES(cpuext) \
@ -2435,5 +2438,8 @@ av_cold void rgb2rgb_init_x86(void)
shuffle_bytes_3210 = ff_shuffle_bytes_3210_avx2;
#endif
}
if (EXTERNAL_AVX2_FAST(cpu_flags)) {
uyvytoyuv422 = ff_uyvytoyuv422_avx2;
}
#endif
}

32
libswscale/x86/rgb_2_rgb.asm
View File

@ -34,13 +34,16 @@ pb_shuffle3210: db 3, 2, 1, 0, 7, 6, 5, 4, 11, 10, 9, 8, 15, 14, 13, 12
SECTION .text
%macro RSHIFT_COPY 3
%macro RSHIFT_COPY 5
; %1 dst ; %2 src ; %3 shift
%if cpuflag(avx)
psrldq %1, %2, %3
%if mmsize == 32
vperm2i128 %1, %2, %3, %5
RSHIFT %1, %4
%elif cpuflag(avx)
psrldq %1, %2, %4
%else
mova %1, %2
RSHIFT %1, %3
RSHIFT %1, %4
%endif
%endmacro
@ -233,26 +236,37 @@ cglobal uyvytoyuv422, 9, 14, 8, ydst, udst, vdst, src, w, h, lum_stride, chrom_s
jge .end_line
.loop_simd:
%if mmsize == 32
movu xm2, [srcq + wtwoq ]
movu xm3, [srcq + wtwoq + 16 ]
movu xm4, [srcq + wtwoq + 16 * 2]
movu xm5, [srcq + wtwoq + 16 * 3]
vinserti128 m2, m2, [srcq + wtwoq + 16 * 4], 1
vinserti128 m3, m3, [srcq + wtwoq + 16 * 5], 1
vinserti128 m4, m4, [srcq + wtwoq + 16 * 6], 1
vinserti128 m5, m5, [srcq + wtwoq + 16 * 7], 1
%else
movu m2, [srcq + wtwoq ]
movu m3, [srcq + wtwoq + mmsize ]
movu m4, [srcq + wtwoq + mmsize * 2]
movu m5, [srcq + wtwoq + mmsize * 3]
%endif
; extract y part 1
RSHIFT_COPY m6, m2, 1 ; UYVY UYVY -> YVYU YVY...
RSHIFT_COPY m6, m2, m4, 1, 0x20 ; UYVY UYVY -> YVYU YVY...
pand m6, m1; YxYx YxYx...
RSHIFT_COPY m7, m3, 1 ; UYVY UYVY -> YVYU YVY...
RSHIFT_COPY m7, m3, m5, 1, 0x20 ; UYVY UYVY -> YVYU YVY...
pand m7, m1 ; YxYx YxYx...
packuswb m6, m7 ; YYYY YYYY...
movu [ydstq + wq], m6
; extract y part 2
RSHIFT_COPY m6, m4, 1 ; UYVY UYVY -> YVYU YVY...
RSHIFT_COPY m6, m4, m2, 1, 0x13 ; UYVY UYVY -> YVYU YVY...
pand m6, m1; YxYx YxYx...
RSHIFT_COPY m7, m5, 1 ; UYVY UYVY -> YVYU YVY...
RSHIFT_COPY m7, m5, m3, 1, 0x13 ; UYVY UYVY -> YVYU YVY...
pand m7, m1 ; YxYx YxYx...
packuswb m6, m7 ; YYYY YYYY...
@ -309,4 +323,6 @@ UYVY_TO_YUV422
INIT_XMM avx
UYVY_TO_YUV422
INIT_YMM avx2
UYVY_TO_YUV422
%endif