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ffmpeg.wasm-core
Commit 06b5facd authored by Diego Biurrun's avatar Diego Biurrun
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swscale: Remove disabled code.

parent d6e0729b
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Showing with 0 additions and 233 deletions
libswscale/ppc/yuv2rgb_altivec.c
View file @ 06b5facd
......@@ -447,159 +447,7 @@ static int altivec_##name (SwsContext *c, \
#define out_bgr24(a,b,c,ptr) vec_mstbgr24(a,b,c,ptr)
DEFCSP420_CVT (yuv2_abgr, out_abgr)
#if 1
DEFCSP420_CVT (yuv2_bgra, out_bgra)
#else
static int altivec_yuv2_bgra32 (SwsContext *c,
unsigned char **in, int *instrides,
int srcSliceY, int srcSliceH,
unsigned char **oplanes, int *outstrides)
{
int w = c->srcW;
int h = srcSliceH;
int i,j;
int instrides_scl[3];
vector unsigned char y0,y1;
vector signed char u,v;
vector signed short Y0,Y1,Y2,Y3;
vector signed short U,V;
vector signed short vx,ux,uvx;
vector signed short vx0,ux0,uvx0;
vector signed short vx1,ux1,uvx1;
vector signed short R0,G0,B0;
vector signed short R1,G1,B1;
vector unsigned char R,G,B;
vector unsigned char *uivP, *vivP;
vector unsigned char align_perm;
vector signed short
lCY = c->CY,
lOY = c->OY,
lCRV = c->CRV,
lCBU = c->CBU,
lCGU = c->CGU,
lCGV = c->CGV;
vector unsigned short lCSHIFT = c->CSHIFT;
ubyte *y1i = in[0];
ubyte *y2i = in[0]+w;
ubyte *ui = in[1];
ubyte *vi = in[2];
vector unsigned char *oute
= (vector unsigned char *)
(oplanes[0]+srcSliceY*outstrides[0]);
vector unsigned char *outo
= (vector unsigned char *)
(oplanes[0]+srcSliceY*outstrides[0]+outstrides[0]);
instrides_scl[0] = instrides[0];
instrides_scl[1] = instrides[1]-w/2; /* the loop moves ui by w/2 */
instrides_scl[2] = instrides[2]-w/2; /* the loop moves vi by w/2 */
for (i=0;i<h/2;i++) {
vec_dstst (outo, (0x02000002|(((w*3+32)/32)<<16)), 0);
vec_dstst (oute, (0x02000002|(((w*3+32)/32)<<16)), 1);
for (j=0;j<w/16;j++) {
y0 = vec_ldl (0,y1i);
y1 = vec_ldl (0,y2i);
uivP = (vector unsigned char *)ui;
vivP = (vector unsigned char *)vi;
align_perm = vec_lvsl (0, ui);
u = (vector signed char)vec_perm (uivP[0], uivP[1], align_perm);
align_perm = vec_lvsl (0, vi);
v = (vector signed char)vec_perm (vivP[0], vivP[1], align_perm);
u = (vector signed char)
vec_sub (u,(vector signed char)
vec_splat((vector signed char){128},0));
v = (vector signed char)
vec_sub (v, (vector signed char)
vec_splat((vector signed char){128},0));
U = vec_unpackh (u);
V = vec_unpackh (v);
Y0 = vec_unh (y0);
Y1 = vec_unl (y0);
Y2 = vec_unh (y1);
Y3 = vec_unl (y1);
Y0 = vec_mradds (Y0, lCY, lOY);
Y1 = vec_mradds (Y1, lCY, lOY);
Y2 = vec_mradds (Y2, lCY, lOY);
Y3 = vec_mradds (Y3, lCY, lOY);
/* ux = (CBU*(u<<CSHIFT)+0x4000)>>15 */
ux = vec_sl (U, lCSHIFT);
ux = vec_mradds (ux, lCBU, (vector signed short){0});
ux0 = vec_mergeh (ux,ux);
ux1 = vec_mergel (ux,ux);
/* vx = (CRV*(v<<CSHIFT)+0x4000)>>15; */
vx = vec_sl (V, lCSHIFT);
vx = vec_mradds (vx, lCRV, (vector signed short){0});
vx0 = vec_mergeh (vx,vx);
vx1 = vec_mergel (vx,vx);
/* uvx = ((CGU*u) + (CGV*v))>>15 */
uvx = vec_mradds (U, lCGU, (vector signed short){0});
uvx = vec_mradds (V, lCGV, uvx);
uvx0 = vec_mergeh (uvx,uvx);
uvx1 = vec_mergel (uvx,uvx);
R0 = vec_add (Y0,vx0);
G0 = vec_add (Y0,uvx0);
B0 = vec_add (Y0,ux0);
R1 = vec_add (Y1,vx1);
G1 = vec_add (Y1,uvx1);
B1 = vec_add (Y1,ux1);
R = vec_packclp (R0,R1);
G = vec_packclp (G0,G1);
B = vec_packclp (B0,B1);
out_argb(R,G,B,oute);
R0 = vec_add (Y2,vx0);
G0 = vec_add (Y2,uvx0);
B0 = vec_add (Y2,ux0);
R1 = vec_add (Y3,vx1);
G1 = vec_add (Y3,uvx1);
B1 = vec_add (Y3,ux1);
R = vec_packclp (R0,R1);
G = vec_packclp (G0,G1);
B = vec_packclp (B0,B1);
out_argb(R,G,B,outo);
y1i += 16;
y2i += 16;
ui += 8;
vi += 8;
}
outo += (outstrides[0])>>4;
oute += (outstrides[0])>>4;
ui += instrides_scl[1];
vi += instrides_scl[2];
y1i += instrides_scl[0];
y2i += instrides_scl[0];
}
return srcSliceH;
}
#endif
DEFCSP420_CVT (yuv2_rgba, out_rgba)
DEFCSP420_CVT (yuv2_argb, out_argb)
DEFCSP420_CVT (yuv2_rgb24, out_rgb24)
......
libswscale/rgb2rgb_template.c
View file @ 06b5facd
......@@ -574,7 +574,6 @@ static inline void planar2x_c(const uint8_t *src, uint8_t *dst, int srcWidth,
}
// last line
#if 1
dst[0]= src[0];
for (x=0; x<srcWidth-1; x++) {
......@@ -582,12 +581,6 @@ static inline void planar2x_c(const uint8_t *src, uint8_t *dst, int srcWidth,
dst[2*x+2]= ( src[x] + 3*src[x+1])>>2;
}
dst[2*srcWidth-1]= src[srcWidth-1];
#else
for (x=0; x<srcWidth; x++) {
dst[2*x+0]=
dst[2*x+1]= src[x];
}
#endif
}
/**
......
libswscale/yuv2rgb.c
View file @ 06b5facd
......@@ -366,28 +366,6 @@ YUV2RGBFUNC(yuv2rgb_c_16, uint16_t, 0)
PUTRGB(dst_1,py_1,3);
CLOSEYUV2RGBFUNC(8)
#if 0 // Currently unused
// This is exactly the same code as yuv2rgb_c_32 except for the types of
// r, g, b, dst_1, dst_2
YUV2RGBFUNC(yuv2rgb_c_8, uint8_t, 0)
LOADCHROMA(0);
PUTRGB(dst_1,py_1,0);
PUTRGB(dst_2,py_2,0);
LOADCHROMA(1);
PUTRGB(dst_2,py_2,1);
PUTRGB(dst_1,py_1,1);
LOADCHROMA(2);
PUTRGB(dst_1,py_1,2);
PUTRGB(dst_2,py_2,2);
LOADCHROMA(3);
PUTRGB(dst_2,py_2,3);
PUTRGB(dst_1,py_1,3);
CLOSEYUV2RGBFUNC(8)
#endif
// r, g, b, dst_1, dst_2
YUV2RGBFUNC(yuv2rgb_c_12_ordered_dither, uint16_t, 0)
const uint8_t *d16 = dither_4x4_16[y&3];
......@@ -441,36 +419,6 @@ YUV2RGBFUNC(yuv2rgb_c_8_ordered_dither, uint8_t, 0)
PUTRGB8(dst_1,py_1,3,6);
CLOSEYUV2RGBFUNC(8)
#if 0 // Currently unused
// This is exactly the same code as yuv2rgb_c_32 except for the types of
// r, g, b, dst_1, dst_2
YUV2RGBFUNC(yuv2rgb_c_4, uint8_t, 0)
int acc;
#define PUTRGB4(dst,src,i) \
Y = src[2*i]; \
acc = r[Y] + g[Y] + b[Y]; \
Y = src[2*i+1]; \
acc |= (r[Y] + g[Y] + b[Y])<<4; \
dst[i] = acc;
LOADCHROMA(0);
PUTRGB4(dst_1,py_1,0);
PUTRGB4(dst_2,py_2,0);
LOADCHROMA(1);
PUTRGB4(dst_2,py_2,1);
PUTRGB4(dst_1,py_1,1);
LOADCHROMA(2);
PUTRGB4(dst_1,py_1,2);
PUTRGB4(dst_2,py_2,2);
LOADCHROMA(3);
PUTRGB4(dst_2,py_2,3);
PUTRGB4(dst_1,py_1,3);
CLOSEYUV2RGBFUNC(4)
#endif
YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
const uint8_t *d64 = dither_8x8_73[y&7];
const uint8_t *d128 = dither_8x8_220[y&7];
......@@ -500,28 +448,6 @@ YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
PUTRGB4D(dst_1,py_1,3,6);
CLOSEYUV2RGBFUNC(4)
#if 0 // Currently unused
// This is exactly the same code as yuv2rgb_c_32 except for the types of
// r, g, b, dst_1, dst_2
YUV2RGBFUNC(yuv2rgb_c_4b, uint8_t, 0)
LOADCHROMA(0);
PUTRGB(dst_1,py_1,0);
PUTRGB(dst_2,py_2,0);
LOADCHROMA(1);
PUTRGB(dst_2,py_2,1);
PUTRGB(dst_1,py_1,1);
LOADCHROMA(2);
PUTRGB(dst_1,py_1,2);
PUTRGB(dst_2,py_2,2);
LOADCHROMA(3);
PUTRGB(dst_2,py_2,3);
PUTRGB(dst_1,py_1,3);
CLOSEYUV2RGBFUNC(8)
#endif
YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0)
const uint8_t *d64 = dither_8x8_73[y&7];
const uint8_t *d128 = dither_8x8_220[y&7];
......
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