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ffmpeg.wasm-core
Commit fc6a5883 authored by Ting Fu's avatar Ting Fu Committed by Paul B Mahol
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libswscale/x86/yuv2rgb: add ssse3 version 

Tested using this command:
/ffmpeg -pix_fmt yuv420p -s 1920*1080 -i ArashRawYuv420.yuv \
-vcodec rawvideo -s 1920*1080 -pix_fmt rgb24 -f null /dev/null

The fps increase from 389 to 640 on Intel(R) Core(TM) i7-8700K CPU @ 3.70GHz
Signed-off-by: 's avatarTing Fu <ting.fu@intel.com>
parent 767e95d5
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Showing with 167 additions and 16 deletions
libswscale/x86/yuv2rgb.c
View file @ fc6a5883
......@@ -67,6 +67,15 @@ DECLARE_ASM_CONST(8, uint64_t, pb_07) = 0x0707070707070707ULL;
#include "yuv2rgb_template.c"
#endif /* HAVE_MMXEXT */
//SSSE3 versions
#if HAVE_SSSE3
#undef RENAME
#undef COMPILE_TEMPLATE_MMXEXT
#define COMPILE_TEMPLATE_MMXEXT 0
#define RENAME(a) a ## _ssse3
#include "yuv2rgb_template.c"
#endif
#endif /* HAVE_X86ASM */
av_cold SwsFunc ff_yuv2rgb_init_x86(SwsContext *c)
......@@ -74,6 +83,35 @@ av_cold SwsFunc ff_yuv2rgb_init_x86(SwsContext *c)
#if HAVE_X86ASM
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSSE3(cpu_flags)) {
switch (c->dstFormat) {
case AV_PIX_FMT_RGB32:
if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
#if CONFIG_SWSCALE_ALPHA
return yuva420_rgb32_ssse3;
#endif
break;
} else
return yuv420_rgb32_ssse3;
case AV_PIX_FMT_BGR32:
if (c->srcFormat == AV_PIX_FMT_YUVA420P) {
#if CONFIG_SWSCALE_ALPHA
return yuva420_bgr32_ssse3;
#endif
break;
} else
return yuv420_bgr32_ssse3;
case AV_PIX_FMT_RGB24:
return yuv420_rgb24_ssse3;
case AV_PIX_FMT_BGR24:
return yuv420_bgr24_ssse3;
case AV_PIX_FMT_RGB565:
return yuv420_rgb16_ssse3;
case AV_PIX_FMT_RGB555:
return yuv420_rgb15_ssse3;
}
}
if (EXTERNAL_MMXEXT(cpu_flags)) {
switch (c->dstFormat) {
case AV_PIX_FMT_RGB24:
......
libswscale/x86/yuv_2_rgb.asm
View file @ fc6a5883
......@@ -25,11 +25,18 @@
SECTION_RODATA
pw_00ff: times 4 dw 255
pb_f8: times 8 db 248
pb_e0: times 8 db 224
pb_03: times 8 db 3
pb_07: times 8 db 7
; below variables are named like mask_dwXY, which means to preserve dword No.X & No.Y
mask_dw036 : db -1, -1, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, -1, -1, 0, 0
mask_dw147 : db 0, 0, -1, -1, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, -1, -1
mask_dw25 : db 0, 0, 0, 0, -1, -1, 0, 0, 0, 0, -1, -1, 0, 0, 0, 0
rgb24_shuf1: db 0, 1, 6, 7, 12, 13, 2, 3, 8, 9, 14, 15, 4, 5, 10, 11
rgb24_shuf2: db 10, 11, 0, 1, 6, 7, 12, 13, 2, 3, 8, 9, 14, 15, 4, 5
rgb24_shuf3: db 4, 5, 10, 11, 0, 1, 6, 7, 12, 13, 2, 3, 8, 9, 14, 15
pw_00ff: times 8 dw 255
pb_f8: times 16 db 248
pb_e0: times 16 db 224
pb_03: times 16 db 3
pb_07: times 16 db 7
mask_1101: dw -1, -1, 0, -1
mask_0010: dw 0, 0, -1, 0
......@@ -49,7 +56,11 @@ SECTION .text
;-----------------------------------------------------------------------------
%macro MOV_H2L 1
psrlq %1, 32
%if mmsize == 8
psrlq %1, 32
%else ; mmsize == 16
psrldq %1, 8
%endif
%endmacro
%macro yuv2rgb_fn 3
......@@ -77,6 +88,7 @@ psrlq %1, 32
%define m_blue m1
%endif
%if mmsize == 8
%define time_num 1
%define reg_num 8
%define y_offset [pointer_c_ditherq + 8 * 8]
......@@ -87,11 +99,45 @@ psrlq %1, 32
%define y_coff [pointer_c_ditherq + 3 * 8]
%define ub_coff [pointer_c_ditherq + 5 * 8]
%define vr_coff [pointer_c_ditherq + 4 * 8]
%elif mmsize == 16
%define time_num 2
%if ARCH_X86_32
%define reg_num 8
%define my_offset [pointer_c_ditherq + 8 * 8]
%define mu_offset [pointer_c_ditherq + 9 * 8]
%define mv_offset [pointer_c_ditherq + 10 * 8]
%define mug_coff [pointer_c_ditherq + 7 * 8]
%define mvg_coff [pointer_c_ditherq + 6 * 8]
%define my_coff [pointer_c_ditherq + 3 * 8]
%define mub_coff [pointer_c_ditherq + 5 * 8]
%define mvr_coff [pointer_c_ditherq + 4 * 8]
%else ; ARCH_X86_64
%define reg_num 16
%define y_offset m8
%define u_offset m9
%define v_offset m10
%define ug_coff m11
%define vg_coff m12
%define y_coff m13
%define ub_coff m14
%define vr_coff m15
%endif ; ARCH_X86_32/64
%endif ; coeff define mmsize == 8/16
cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
%if ARCH_X86_64
movsxd indexq, indexd
%if mmsize == 16
VBROADCASTSD y_offset, [pointer_c_ditherq + 8 * 8]
VBROADCASTSD u_offset, [pointer_c_ditherq + 9 * 8]
VBROADCASTSD v_offset, [pointer_c_ditherq + 10 * 8]
VBROADCASTSD ug_coff, [pointer_c_ditherq + 7 * 8]
VBROADCASTSD vg_coff, [pointer_c_ditherq + 6 * 8]
VBROADCASTSD y_coff, [pointer_c_ditherq + 3 * 8]
VBROADCASTSD ub_coff, [pointer_c_ditherq + 5 * 8]
VBROADCASTSD vr_coff, [pointer_c_ditherq + 4 * 8]
%endif
%endif
mova m_y, [py_2indexq + 2 * indexq]
movh m_u, [pu_indexq + indexq]
......@@ -108,6 +154,26 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
psllw m1, 3
psllw m6, 3
psllw m7, 3
%if (ARCH_X86_32 && mmsize == 16)
VBROADCASTSD m2, mu_offset
VBROADCASTSD m3, mv_offset
VBROADCASTSD m4, my_offset
psubsw m0, m2 ; U = U - 128
psubsw m1, m3 ; V = V - 128
psubw m6, m4
psubw m7, m4
VBROADCASTSD m2, mug_coff
VBROADCASTSD m3, mvg_coff
VBROADCASTSD m4, my_coff
VBROADCASTSD m5, mub_coff
pmulhw m2, m0
pmulhw m3, m1
pmulhw m6, m4
pmulhw m7, m4
pmulhw m0, m5
VBROADCASTSD m4, mvr_coff
pmulhw m1, m4
%else ; ARCH_X86_64 || mmsize == 8
psubsw m0, u_offset ; U = U - 128
psubsw m1, v_offset ; V = V - 128
psubw m6, y_offset
......@@ -120,6 +186,7 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
pmulhw m7, y_coff
pmulhw m0, ub_coff
pmulhw m1, vr_coff
%endif
paddsw m2, m3
mova m3, m7
mova m5, m7
......@@ -142,6 +209,7 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
punpcklbw m6, m_red ; B0 R1 B2 R3 B4 R5 B6 R7 B8 R9 ...
mova m5, m3
punpckhbw m2, m_blue ; G1 B1 G3 B3 G5 B5 G7 B7 G9 B9 ...
%if mmsize == 8
punpcklwd m3 ,m6 ; R0 G0 B0 R1 R2 G2 B2 R3
punpckhwd m5, m6 ; R4 G4 B4 R5 R6 G6 B6 R7
%if cpuflag(mmxext)
......@@ -177,7 +245,33 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
psrlq m5, 32
movd [imageq + 20], m2 ; -- -- G7 B7
movd [imageq + 18], m5 ; R6 G6 B6 R7
%endif
%endif ; mmsize = 8
%else ; mmsize == 16
pshufb m3, [rgb24_shuf1] ; r0 g0 r6 g6 r12 g12 r2 g2 r8 g8 r14 g14 r4 g4 r10 g10
pshufb m6, [rgb24_shuf2] ; b10 r11 b0 r1 b6 r7 b12 r13 b2 r3 b8 r9 b14 r15 b4 r5
pshufb m2, [rgb24_shuf3] ; g5 b5 g11 b11 g1 b1 g7 b7 g13 b13 g3 b3 g9 b9 g15 b15
mova m7, [mask_dw036]
mova m4, [mask_dw147]
mova m5, [mask_dw25]
pand m0, m7, m3 ; r0 g0 --- --- --- --- r2 g2 --- --- --- --- r4 g4 --- ---
pand m1, m4, m6 ; --- --- b0 r1 --- --- --- --- b2 r3 --- --- --- --- b4 r5
por m0, m1
pand m1, m5, m2 ; --- --- --- --- g1 b1 --- --- --- --- g3 b3 --- --- --- ---
por m0, m1 ; r0 g0 b0 r1 g1 b1 r2 g2 b2 r3 g3 b3 r4 g4 b4 r5
pand m1, m7, m2 ; g5 b5 --- --- --- --- g7 b7 --- --- --- --- g9 b9 --- ---
pand m7, m6 ; b10 r11 --- --- --- --- b12 r13 --- --- --- --- b14 r15 --- ---
pand m6, m5 ; --- --- --- --- b6 r7 --- --- --- --- b8 r9 --- --- --- ---
por m1, m6
pand m6, m4, m3 ; --- --- r6 g6 --- --- --- --- r8 g8 --- --- --- --- r10 g10
pand m2, m4 ; --- --- g11 b11 --- --- --- --- g13 b13 --- --- --- --- g15 b15
pand m3, m5 ; --- --- --- --- r12 g12 --- --- --- --- r14 g14 --- --- --- ---
por m2, m7
por m1, m6 ; g5 b5 r6 g6 b6 r7 g7 b7 r8 g8 b8 r9 g9 b9 r10 g10
por m2, m3 ; b10 r11 g11 b11 r12 g12 b12 r13 g13 b13 r14 g14 b14 r15 g15 b15
mova [imageq], m0
mova [imageq + 16], m1
mova [imageq + 32], m2
%endif ; mmsize = 16
%else ; PACK RGB15/16/32
packuswb m0, m1
packuswb m3, m5
......@@ -212,9 +306,18 @@ cglobal %1_420_%2%3, GPR_num, GPR_num, reg_num, parameters
mova [imageq + 24 * time_num], m_alpha
%else ; PACK RGB15/16
%define depth 2
%if cpuflag(ssse3)
%define red_dither m3
%define green_dither m4
%define blue_dither m5
VBROADCASTSD red_dither, [pointer_c_ditherq + 0 * 8]
VBROADCASTSD green_dither, [pointer_c_ditherq + 1 * 8]
VBROADCASTSD blue_dither, [pointer_c_ditherq + 2 * 8]
%else ; cpuflag(mmx/mmxext)
%define blue_dither [pointer_c_ditherq + 2 * 8]
%define green_dither [pointer_c_ditherq + 1 * 8]
%define red_dither [pointer_c_ditherq + 0 * 8]
%endif
%if %3 == 15
%define gmask pb_03
%define isRGB15 1
......@@ -268,3 +371,13 @@ yuv2rgb_fn yuv, rgb, 16
INIT_MMX mmxext
yuv2rgb_fn yuv, rgb, 24
yuv2rgb_fn yuv, bgr, 24
INIT_XMM ssse3
yuv2rgb_fn yuv, rgb, 24
yuv2rgb_fn yuv, bgr, 24
yuv2rgb_fn yuv, rgb, 32
yuv2rgb_fn yuv, bgr, 32
yuv2rgb_fn yuva, rgb, 32
yuv2rgb_fn yuva, bgr, 32
yuv2rgb_fn yuv, rgb, 15
yuv2rgb_fn yuv, rgb, 16
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