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ffmpeg / libswscale / x86 / yuv2rgb_template.c @ 845e37e7

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1 6611aa83 Nick Kurshev
/*
2 8a322796 Diego Biurrun
 * yuv2rgb_mmx.c, software YUV to RGB converter with Intel MMX "technology"
3 6611aa83 Nick Kurshev
 *
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 * Copyright (C) 2000, Silicon Integrated System Corp
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 *
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 * Author: Olie Lho <ollie@sis.com.tw>
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 *
8 c1578479 Diego Biurrun
 * 15,24 bpp and dithering from Michael Niedermayer (michaelni@gmx.at)
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 * MMX/MMX2 Template stuff from Michael Niedermayer (needed for fast movntq support)
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 * context / deglobalize stuff by Michael Niedermayer
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 *
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 * This file is part of mpeg2dec, a free MPEG-2 video decoder
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 *
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 * mpeg2dec is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2, or (at your option)
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 * any later version.
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 *
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 * mpeg2dec is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
25 2c86a578 Diego Biurrun
 * along with mpeg2dec; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27 6611aa83 Nick Kurshev
 */
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29 43d8c23c Michael Niedermayer
#undef MOVNTQ
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#undef EMMS
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#undef SFENCE
32 da3b92c8 Michael Niedermayer
33 f4406ec1 Diego Biurrun
#if HAVE_AMD3DNOW
34 aeb87a49 Diego Biurrun
/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
35 43d8c23c Michael Niedermayer
#define EMMS     "femms"
36
#else
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#define EMMS     "emms"
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#endif
39 da3b92c8 Michael Niedermayer
40 b63f641e Aurelien Jacobs
#if HAVE_MMX2
41 43d8c23c Michael Niedermayer
#define MOVNTQ "movntq"
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#define SFENCE "sfence"
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#else
44
#define MOVNTQ "movq"
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#define SFENCE "/nop"
46
#endif
47 76163572 Michael Niedermayer
48 574406bb Michael Niedermayer
#define YUV2RGB \
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    /* Do the multiply part of the conversion for even and odd pixels,
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       register usage:
51
       mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
52
       mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
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       mm6 -> Y even, mm7 -> Y odd */\
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    /* convert the chroma part */\
55
    "punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \
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    "punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \
57 574406bb Michael Niedermayer
\
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    "psllw $3, %%mm0;" /* Promote precision */ \
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    "psllw $3, %%mm1;" /* Promote precision */ \
60 574406bb Michael Niedermayer
\
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    "psubsw "U_OFFSET"(%4), %%mm0;" /* Cb -= 128 */ \
62
    "psubsw "V_OFFSET"(%4), %%mm1;" /* Cr -= 128 */ \
63 5427e242 Michael Niedermayer
\
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    "movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \
65
    "movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \
66 574406bb Michael Niedermayer
\
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    "pmulhw "UG_COEFF"(%4), %%mm2;" /* Mul Cb with green coeff -> Cb green */ \
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    "pmulhw "VG_COEFF"(%4), %%mm3;" /* Mul Cr with green coeff -> Cr green */ \
69 574406bb Michael Niedermayer
\
70 42809816 Diego Biurrun
    "pmulhw "UB_COEFF"(%4), %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */\
71
    "pmulhw "VR_COEFF"(%4), %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */\
72 574406bb Michael Niedermayer
\
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    "paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */\
74 574406bb Michael Niedermayer
\
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    /* convert the luma part */\
76
    "movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\
77
    "pand "MANGLE(mmx_00ffw)", %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */\
78 574406bb Michael Niedermayer
\
79 42809816 Diego Biurrun
    "psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */\
80 574406bb Michael Niedermayer
\
81 42809816 Diego Biurrun
    "psllw $3, %%mm6;" /* Promote precision */\
82
    "psllw $3, %%mm7;" /* Promote precision */\
83 574406bb Michael Niedermayer
\
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    "psubw "Y_OFFSET"(%4), %%mm6;" /* Y -= 16 */\
85
    "psubw "Y_OFFSET"(%4), %%mm7;" /* Y -= 16 */\
86 5427e242 Michael Niedermayer
\
87 42809816 Diego Biurrun
    "pmulhw "Y_COEFF"(%4), %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */\
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    "pmulhw "Y_COEFF"(%4), %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */\
89 574406bb Michael Niedermayer
\
90 42809816 Diego Biurrun
    /* Do the addition part of the conversion for even and odd pixels,
91
       register usage:
92
       mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
93
       mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
94
       mm6 -> Y even, mm7 -> Y odd */\
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    "movq %%mm0, %%mm3;" /* Copy Cblue */\
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    "movq %%mm1, %%mm4;" /* Copy Cred */\
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    "movq %%mm2, %%mm5;" /* Copy Cgreen */\
98 574406bb Michael Niedermayer
\
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    "paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */\
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    "paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */\
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\
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    "paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */\
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    "paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */\
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\
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    "paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */\
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    "paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */\
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\
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    /* Limit RGB even to 0..255 */\
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    "packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0  B6 B4 B2 B0 */\
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    "packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0  R6 R4 R2 R0 */\
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    "packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0  G6 G4 G2 G0 */\
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\
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    /* Limit RGB odd to 0..255 */\
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    "packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1  B7 B5 B3 B1 */\
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    "packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1  R7 R5 R3 R1 */\
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    "packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1  G7 G5 G3 G1 */\
117 574406bb Michael Niedermayer
\
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    /* Interleave RGB even and odd */\
119
    "punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */\
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    "punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */\
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    "punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */\
122 574406bb Michael Niedermayer
123
124 431ac290 Cédric Schieli
#define YUV422_UNSHIFT                   \
125 dd68318c Ramiro Polla
    if(c->srcFormat == PIX_FMT_YUV422P) {\
126 431ac290 Cédric Schieli
        srcStride[1] *= 2;               \
127
        srcStride[2] *= 2;               \
128
    }                                    \
129
130
#define YUV2RGB_LOOP(depth)                                   \
131
    h_size= (c->dstW+7)&~7;                                   \
132
    if(h_size*depth > FFABS(dstStride[0])) h_size-=8;         \
133
\
134
    __asm__ volatile ("pxor %mm4, %mm4;" /* zero mm4 */ );    \
135
    for (y= 0; y<srcSliceH; y++ ) {                           \
136
        uint8_t *image = dst[0] + (y+srcSliceY)*dstStride[0]; \
137
        uint8_t *py = src[0] + y*srcStride[0];                \
138
        uint8_t *pu = src[1] + (y>>1)*srcStride[1];           \
139
        uint8_t *pv = src[2] + (y>>1)*srcStride[2];           \
140 d0ce212a Ramiro Polla
        x86_reg index= -h_size/2;                                \
141 431ac290 Cédric Schieli
142
#define YUV2RGB_INIT                                                       \
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        /* This MMX assembly code deals with a SINGLE scan line at a time, \
144
         * it converts 8 pixels in each iteration. */                      \
145
        __asm__ volatile (                                                 \
146
        /* load data for start of next scan line */                        \
147
        "movd    (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \
148
        "movd    (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \
149
        "movq (%5, %0, 2), %%mm6;" /* Load 8  Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \
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        /*                                                                 \
151
        ".balign 16     \n\t"                                              \
152
        */                                                                 \
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        "1:             \n\t"                                              \
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        /* No speed difference on my p3@500 with prefetch,                 \
155
         * if it is faster for anyone with -benchmark then tell me.        \
156
        PREFETCH" 64(%0) \n\t"                                             \
157
        PREFETCH" 64(%1) \n\t"                                             \
158
        PREFETCH" 64(%2) \n\t"                                             \
159
        */                                                                 \
160
161
#define YUV2RGB_ENDLOOP(depth) \
162
        "add $"AV_STRINGIFY(depth*8)", %1    \n\t" \
163
        "add                       $4, %0    \n\t" \
164
        " js                       1b        \n\t" \
165 2816ce4c Cédric Schieli
166
#define YUV2RGB_OPERANDS \
167 431ac290 Cédric Schieli
        : "+r" (index), "+r" (image) \
168
        : "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index) \
169
        ); \
170
    } \
171 845e37e7 Zuxy Meng
    __asm__ volatile (SFENCE"\n\t"EMMS); \
172 431ac290 Cédric Schieli
    return srcSliceH; \
173
174 3acd545f Cédric Schieli
#define YUV2RGB_OPERANDS_ALPHA \
175
        : "+r" (index), "+r" (image) \
176
        : "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index), "r" (pa - 2*index) \
177
        ); \
178
    } \
179 845e37e7 Zuxy Meng
    __asm__ volatile (SFENCE"\n\t"EMMS); \
180 3acd545f Cédric Schieli
    return srcSliceH; \
181
182 3e499f53 Michael Niedermayer
static inline int RENAME(yuv420_rgb16)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
183 dd68318c Ramiro Polla
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
184
{
185 5427e242 Michael Niedermayer
    int y, h_size;
186 6611aa83 Nick Kurshev
187 431ac290 Cédric Schieli
    YUV422_UNSHIFT
188
    YUV2RGB_LOOP(2)
189 42809816 Diego Biurrun
190 88e2a9ae Carl Eugen Hoyos
        c->blueDither= ff_dither8[y&1];
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        c->greenDither= ff_dither4[y&1];
192
        c->redDither= ff_dither8[(y+1)&1];
193 431ac290 Cédric Schieli
194
        YUV2RGB_INIT
195
        YUV2RGB
196 6611aa83 Nick Kurshev
197 da3b92c8 Michael Niedermayer
#ifdef DITHER1XBPP
198 88e2a9ae Carl Eugen Hoyos
        "paddusb "BLUE_DITHER"(%4), %%mm0;"
199
        "paddusb "GREEN_DITHER"(%4), %%mm2;"
200
        "paddusb "RED_DITHER"(%4), %%mm1;"
201 da3b92c8 Michael Niedermayer
#endif
202 42809816 Diego Biurrun
        /* mask unneeded bits off */
203
        "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */
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        "pand "MANGLE(mmx_grnmask)", %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */
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        "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
206 6611aa83 Nick Kurshev
207 42809816 Diego Biurrun
        "psrlw   $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */
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        "pxor %%mm4, %%mm4;" /* zero mm4 */
209 6611aa83 Nick Kurshev
210 42809816 Diego Biurrun
        "movq %%mm0, %%mm5;" /* Copy B7-B0 */
211
        "movq %%mm2, %%mm7;" /* Copy G7-G0 */
212 6611aa83 Nick Kurshev
213 8a322796 Diego Biurrun
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
214 42809816 Diego Biurrun
        "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
215
        "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
216 6611aa83 Nick Kurshev
217 42809816 Diego Biurrun
        "psllw  $3, %%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
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        "por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
219 6611aa83 Nick Kurshev
220 42809816 Diego Biurrun
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
221
        MOVNTQ "      %%mm0, (%1);" /* store pixel 0-3 */
222 6611aa83 Nick Kurshev
223 8a322796 Diego Biurrun
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
224 42809816 Diego Biurrun
        "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
225
        "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
226 6611aa83 Nick Kurshev
227 42809816 Diego Biurrun
        "psllw        $3, %%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
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        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
229 6611aa83 Nick Kurshev
230 42809816 Diego Biurrun
        "por       %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
231
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
232 5427e242 Michael Niedermayer
233 42809816 Diego Biurrun
        MOVNTQ "   %%mm5, 8 (%1);" /* store pixel 4-7 */
234 6a4970ab Diego Biurrun
235 431ac290 Cédric Schieli
    YUV2RGB_ENDLOOP(2)
236 2816ce4c Cédric Schieli
    YUV2RGB_OPERANDS
237 574406bb Michael Niedermayer
}
238 6611aa83 Nick Kurshev
239 3e499f53 Michael Niedermayer
static inline int RENAME(yuv420_rgb15)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
240 dd68318c Ramiro Polla
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
241
{
242 5427e242 Michael Niedermayer
    int y, h_size;
243 607379b3 Michael Niedermayer
244 431ac290 Cédric Schieli
    YUV422_UNSHIFT
245
    YUV2RGB_LOOP(2)
246 42809816 Diego Biurrun
247 88e2a9ae Carl Eugen Hoyos
        c->blueDither= ff_dither8[y&1];
248
        c->greenDither= ff_dither8[y&1];
249
        c->redDither= ff_dither8[(y+1)&1];
250 431ac290 Cédric Schieli
251
        YUV2RGB_INIT
252
        YUV2RGB
253 607379b3 Michael Niedermayer
254 da3b92c8 Michael Niedermayer
#ifdef DITHER1XBPP
255 88e2a9ae Carl Eugen Hoyos
        "paddusb "BLUE_DITHER"(%4), %%mm0  \n\t"
256
        "paddusb "GREEN_DITHER"(%4), %%mm2  \n\t"
257
        "paddusb "RED_DITHER"(%4), %%mm1  \n\t"
258 da3b92c8 Michael Niedermayer
#endif
259
260 42809816 Diego Biurrun
        /* mask unneeded bits off */
261
        "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */
262
        "pand "MANGLE(mmx_redmask)", %%mm2;" /* g7g6g5g4 g3_0_0_0 g7g6g5g4 g3_0_0_0 */
263
        "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
264 607379b3 Michael Niedermayer
265 42809816 Diego Biurrun
        "psrlw   $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */
266
        "psrlw   $1, %%mm1;" /* 0_r7r6r5  r4r3_0_0 0_r7r6r5 r4r3_0_0 */
267
        "pxor %%mm4, %%mm4;" /* zero mm4 */
268 607379b3 Michael Niedermayer
269 42809816 Diego Biurrun
        "movq %%mm0, %%mm5;" /* Copy B7-B0 */
270
        "movq %%mm2, %%mm7;" /* Copy G7-G0 */
271 607379b3 Michael Niedermayer
272 8a322796 Diego Biurrun
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
273 42809816 Diego Biurrun
        "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3_0_0_0 */
274
        "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
275 607379b3 Michael Niedermayer
276 42809816 Diego Biurrun
        "psllw  $2, %%mm2;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */
277
        "por %%mm2, %%mm0;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */
278 607379b3 Michael Niedermayer
279 42809816 Diego Biurrun
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
280
        MOVNTQ "      %%mm0, (%1);"  /* store pixel 0-3 */
281 607379b3 Michael Niedermayer
282 8a322796 Diego Biurrun
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
283 42809816 Diego Biurrun
        "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 0_g7g6g5 g4g3_0_0 */
284
        "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
285 607379b3 Michael Niedermayer
286 42809816 Diego Biurrun
        "psllw        $2, %%mm7;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */
287
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
288 607379b3 Michael Niedermayer
289 42809816 Diego Biurrun
        "por       %%mm7, %%mm5;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */
290
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
291 5427e242 Michael Niedermayer
292 42809816 Diego Biurrun
        MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */
293 6a4970ab Diego Biurrun
294 431ac290 Cédric Schieli
    YUV2RGB_ENDLOOP(2)
295 2816ce4c Cédric Schieli
    YUV2RGB_OPERANDS
296 607379b3 Michael Niedermayer
}
297
298 52c0fcaf Zuxy Meng
#undef RGB_PLANAR2PACKED24
299 23b0072a Zuxy Meng
#if HAVE_MMX2
300
#define RGB_PLANAR2PACKED24(red, blue)\
301
        "movq "MANGLE(ff_M24A)", %%mm4     \n\t"\
302
        "movq "MANGLE(ff_M24C)", %%mm7     \n\t"\
303
        "pshufw $0x50, %%mm"blue", %%mm5   \n\t" /* B3 B2 B3 B2  B1 B0 B1 B0 */\
304
        "pshufw $0x50, %%mm2, %%mm3     \n\t" /* G3 G2 G3 G2  G1 G0 G1 G0 */\
305
        "pshufw $0x00, %%mm"red", %%mm6 \n\t" /* R1 R0 R1 R0  R1 R0 R1 R0 */\
306
\
307
        "pand   %%mm4, %%mm5            \n\t" /*    B2        B1       B0 */\
308
        "pand   %%mm4, %%mm3            \n\t" /*    G2        G1       G0 */\
309
        "pand   %%mm7, %%mm6            \n\t" /*       R1        R0       */\
310
\
311
        "psllq     $8, %%mm3            \n\t" /* G2        G1       G0    */\
312
        "por    %%mm5, %%mm6            \n\t"\
313
        "por    %%mm3, %%mm6            \n\t"\
314
        MOVNTQ" %%mm6, (%1)             \n\t"\
315
\
316
        "psrlq     $8, %%mm2            \n\t" /* 00 G7 G6 G5  G4 G3 G2 G1 */\
317
        "pshufw $0xA5, %%mm"blue", %%mm5\n\t" /* B5 B4 B5 B4  B3 B2 B3 B2 */\
318
        "pshufw $0x55, %%mm2, %%mm3     \n\t" /* G4 G3 G4 G3  G4 G3 G4 G3 */\
319
        "pshufw $0xA5, %%mm"red", %%mm6 \n\t" /* R5 R4 R5 R4  R3 R2 R3 R2 */\
320
\
321
        "pand "MANGLE(ff_M24B)", %%mm5  \n\t" /* B5       B4        B3    */\
322
        "pand          %%mm7, %%mm3     \n\t" /*       G4        G3       */\
323
        "pand          %%mm4, %%mm6     \n\t" /*    R4        R3       R2 */\
324
\
325
        "por    %%mm5, %%mm3            \n\t" /* B5    G4 B4     G3 B3    */\
326
        "por    %%mm3, %%mm6            \n\t"\
327
        MOVNTQ" %%mm6, 8(%1)            \n\t"\
328
\
329
        "pshufw $0xFF, %%mm"blue", %%mm5\n\t" /* B7 B6 B7 B6  B7 B6 B6 B7 */\
330
        "pshufw $0xFA, %%mm2, %%mm3     \n\t" /* 00 G7 00 G7  G6 G5 G6 G5 */\
331
        "pshufw $0xFA, %%mm"red", %%mm6 \n\t" /* R7 R6 R7 R6  R5 R4 R5 R4 */\
332
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */\
333
\
334
        "pand          %%mm7, %%mm5     \n\t" /*       B7        B6       */\
335
        "pand          %%mm4, %%mm3     \n\t" /*    G7        G6       G5 */\
336
        "pand "MANGLE(ff_M24B)", %%mm6  \n\t" /* R7       R6        R5    */\
337
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */\
338
\
339
        "por          %%mm5, %%mm3      \n\t"\
340
        "por          %%mm3, %%mm6      \n\t"\
341
        MOVNTQ"       %%mm6, 16(%1)     \n\t"\
342
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\
343
        "pxor         %%mm4, %%mm4      \n\t"
344
#else
345
#define RGB_PLANAR2PACKED24(red, blue)\
346
        "pxor      %%mm4, %%mm4     \n\t"\
347
        "movq      %%mm"blue", %%mm5\n\t" /* B */\
348
        "movq      %%mm"red", %%mm6 \n\t" /* R */\
349
        "punpcklbw %%mm2, %%mm"blue"\n\t" /* GBGBGBGB 0 */\
350
        "punpcklbw %%mm4, %%mm"red" \n\t" /* 0R0R0R0R 0 */\
351
        "punpckhbw %%mm2, %%mm5     \n\t" /* GBGBGBGB 2 */\
352
        "punpckhbw %%mm4, %%mm6     \n\t" /* 0R0R0R0R 2 */\
353
        "movq      %%mm"blue", %%mm7\n\t" /* GBGBGBGB 0 */\
354
        "movq      %%mm5, %%mm3     \n\t" /* GBGBGBGB 2 */\
355
        "punpcklwd %%mm"red", %%mm7 \n\t" /* 0RGB0RGB 0 */\
356
        "punpckhwd %%mm"red", %%mm"blue"\n\t" /* 0RGB0RGB 1 */\
357
        "punpcklwd %%mm6, %%mm5     \n\t" /* 0RGB0RGB 2 */\
358
        "punpckhwd %%mm6, %%mm3     \n\t" /* 0RGB0RGB 3 */\
359
\
360
        "movq      %%mm7, %%mm2     \n\t" /* 0RGB0RGB 0 */\
361
        "movq      %%mm"blue", %%mm6\n\t" /* 0RGB0RGB 1 */\
362
        "movq      %%mm5, %%mm"red" \n\t" /* 0RGB0RGB 2 */\
363
        "movq      %%mm3, %%mm4     \n\t" /* 0RGB0RGB 3 */\
364
\
365
        "psllq       $40, %%mm7     \n\t" /* RGB00000 0 */\
366
        "psllq       $40, %%mm"blue"\n\t" /* RGB00000 1 */\
367
        "psllq       $40, %%mm5     \n\t" /* RGB00000 2 */\
368
        "psllq       $40, %%mm3     \n\t" /* RGB00000 3 */\
369
\
370
        "punpckhdq %%mm2, %%mm7     \n\t" /* 0RGBRGB0 0 */\
371
        "punpckhdq %%mm6, %%mm"blue"\n\t" /* 0RGBRGB0 1 */\
372
        "punpckhdq %%mm"red", %%mm5 \n\t" /* 0RGBRGB0 2 */\
373
        "punpckhdq %%mm4, %%mm3     \n\t" /* 0RGBRGB0 3 */\
374
\
375
        "psrlq        $8, %%mm7     \n\t" /* 00RGBRGB 0 */\
376
        "movq      %%mm"blue", %%mm6\n\t" /* 0RGBRGB0 1 */\
377
        "psllq       $40, %%mm"blue"\n\t" /* GB000000 1 */\
378
        "por       %%mm"blue", %%mm7\n\t" /* GBRGBRGB 0 */\
379
        MOVNTQ"    %%mm7, (%1)      \n\t"\
380
\
381
        "psrlq       $24, %%mm6     \n\t" /* 0000RGBR 1 */\
382
        "movq      %%mm5, %%mm"red" \n\t" /* 0RGBRGB0 2 */\
383
        "psllq       $24, %%mm5     \n\t" /* BRGB0000 2 */\
384
        "por       %%mm5, %%mm6     \n\t" /* BRGBRGBR 1 */\
385
        MOVNTQ"    %%mm6, 8(%1)     \n\t"\
386
\
387
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\
388
\
389
        "psrlq       $40, %%mm"red" \n\t" /* 000000RG 2 */\
390
        "psllq        $8, %%mm3     \n\t" /* RGBRGB00 3 */\
391
        "por       %%mm3, %%mm"red" \n\t" /* RGBRGBRG 2 */\
392
        MOVNTQ"    %%mm"red", 16(%1)\n\t"\
393
\
394
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */\
395
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */\
396
        "pxor      %%mm4, %%mm4     \n\t"
397
#endif
398
399 3e499f53 Michael Niedermayer
static inline int RENAME(yuv420_rgb24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
400 dd68318c Ramiro Polla
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
401
{
402 5427e242 Michael Niedermayer
    int y, h_size;
403 6611aa83 Nick Kurshev
404 431ac290 Cédric Schieli
    YUV422_UNSHIFT
405
    YUV2RGB_LOOP(3)
406
407
        YUV2RGB_INIT
408
        YUV2RGB
409 42809816 Diego Biurrun
        /* mm0=B, %%mm2=G, %%mm1=R */
410 23b0072a Zuxy Meng
        RGB_PLANAR2PACKED24("0", "1")
411 76163572 Michael Niedermayer
412 23b0072a Zuxy Meng
    YUV2RGB_ENDLOOP(3)
413
    YUV2RGB_OPERANDS
414
}
415 42809816 Diego Biurrun
416 23b0072a Zuxy Meng
static inline int RENAME(yuv420_bgr24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
417
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
418
{
419
    int y, h_size;
420 42809816 Diego Biurrun
421 23b0072a Zuxy Meng
    YUV422_UNSHIFT
422
    YUV2RGB_LOOP(3)
423 42809816 Diego Biurrun
424 23b0072a Zuxy Meng
        YUV2RGB_INIT
425
        YUV2RGB
426
        /* mm0=B, %%mm2=G, %%mm1=R */
427
        RGB_PLANAR2PACKED24("1", "0")
428 6a4970ab Diego Biurrun
429 431ac290 Cédric Schieli
    YUV2RGB_ENDLOOP(3)
430 2816ce4c Cédric Schieli
    YUV2RGB_OPERANDS
431 6611aa83 Nick Kurshev
}
432
433 562f6853 Peter Schlaile
/*
434

435
RGB_PLANAR2PACKED32(red,green,blue,alpha)
436

437
convert RGB plane to RGB packed format
438

439
macro parameters specify the output color channel order:
440

441
RGB_PLANAR2PACKED32(REG_RED,  REG_GREEN, REG_BLUE, REG_ALPHA) for RGBA output,
442
RGB_PLANAR2PACKED32(REG_BLUE, REG_GREEN, REG_RED,  REG_ALPHA) for BGRA output,
443
RGB_PLANAR2PACKED32(REG_ALPHA,REG_BLUE,  REG_GREEN,REG_RED)   for ABGR output,
444

445
etc.
446
*/
447
448
#define REG_BLUE  "0"
449
#define REG_RED   "1"
450
#define REG_GREEN "2"
451
#define REG_ALPHA "3"
452
453
#define RGB_PLANAR2PACKED32(red,green,blue,alpha)                       \
454 771ac0de Cédric Schieli
    /* convert RGB plane to RGB packed format,                          \
455
       mm0 ->  B, mm1 -> R, mm2 -> G, mm3 -> A,                         \
456
       mm4 -> GB, mm5 -> AR pixel 4-7,                                  \
457
       mm6 -> GB, mm7 -> AR pixel 0-3 */                                \
458 562f6853 Peter Schlaile
    "movq      %%mm" blue ", %%mm6;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */    \
459
    "movq      %%mm" red  ", %%mm7;"   /* R7 R6 R5 R4 R3 R2 R1 R0 */    \
460 771ac0de Cédric Schieli
\
461 562f6853 Peter Schlaile
    "movq      %%mm" blue ", %%mm4;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */    \
462
    "movq      %%mm" red  ", %%mm5;"   /* R7 R6 R5 R4 R3 R2 R1 R0 */    \
463 771ac0de Cédric Schieli
\
464 562f6853 Peter Schlaile
    "punpcklbw %%mm" green ", %%mm6;"  /* G3 B3 G2 B2 G1 B1 G0 B0 */    \
465
    "punpcklbw %%mm" alpha ", %%mm7;"  /* A3 R3 A2 R2 A1 R1 A0 R0 */    \
466 771ac0de Cédric Schieli
\
467 562f6853 Peter Schlaile
    "punpcklwd %%mm7, %%mm6;"          /* A1 R1 B1 G1 A0 R0 B0 G0 */    \
468
    MOVNTQ "   %%mm6, (%1);"           /* Store ARGB1 ARGB0 */          \
469 771ac0de Cédric Schieli
\
470 562f6853 Peter Schlaile
    "movq      %%mm" blue ", %%mm6;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */    \
471
    "punpcklbw %%mm" green ", %%mm6;"  /* G3 B3 G2 B2 G1 B1 G0 B0 */    \
472 771ac0de Cédric Schieli
\
473 562f6853 Peter Schlaile
    "punpckhwd %%mm7, %%mm6;"          /* A3 R3 G3 B3 A2 R2 B3 G2 */    \
474
    MOVNTQ "   %%mm6, 8 (%1);"         /* Store ARGB3 ARGB2 */          \
475 771ac0de Cédric Schieli
\
476 562f6853 Peter Schlaile
    "punpckhbw %%mm" green ", %%mm4;"  /* G7 B7 G6 B6 G5 B5 G4 B4 */    \
477
    "punpckhbw %%mm" alpha ", %%mm5;"  /* A7 R7 A6 R6 A5 R5 A4 R4 */    \
478 771ac0de Cédric Schieli
\
479 562f6853 Peter Schlaile
    "punpcklwd %%mm5, %%mm4;"          /* A5 R5 B5 G5 A4 R4 B4 G4 */    \
480
    MOVNTQ "   %%mm4, 16 (%1);"        /* Store ARGB5 ARGB4 */          \
481 771ac0de Cédric Schieli
\
482 562f6853 Peter Schlaile
    "movq      %%mm" blue ", %%mm4;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */    \
483
    "punpckhbw %%mm" green ", %%mm4;"  /* G7 B7 G6 B6 G5 B5 G4 B4 */    \
484 771ac0de Cédric Schieli
\
485
    "punpckhwd %%mm5, %%mm4;"   /* A7 R7 G7 B7 A6 R6 B6 G6 */           \
486
    MOVNTQ "   %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */                 \
487
\
488
    "movd 4 (%2, %0), %%mm0;"   /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \
489
    "movd 4 (%3, %0), %%mm1;"   /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \
490
\
491
    "pxor         %%mm4, %%mm4;" /* zero mm4 */                         \
492
    "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \
493
494 3e499f53 Michael Niedermayer
static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
495 dd68318c Ramiro Polla
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
496
{
497 5427e242 Michael Niedermayer
    int y, h_size;
498 574406bb Michael Niedermayer
499 431ac290 Cédric Schieli
    YUV422_UNSHIFT
500
    YUV2RGB_LOOP(4)
501
502
        YUV2RGB_INIT
503
        YUV2RGB
504 f8a138be Cédric Schieli
        "pcmpeqd   %%mm3, %%mm3;"   /* fill mm3 */
505 562f6853 Peter Schlaile
        RGB_PLANAR2PACKED32(REG_RED,REG_GREEN,REG_BLUE,REG_ALPHA)
506 5427e242 Michael Niedermayer
507 431ac290 Cédric Schieli
    YUV2RGB_ENDLOOP(4)
508 2816ce4c Cédric Schieli
    YUV2RGB_OPERANDS
509 6611aa83 Nick Kurshev
}
510 3acd545f Cédric Schieli
511
static inline int RENAME(yuva420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
512 dd68318c Ramiro Polla
                                        int srcSliceH, uint8_t* dst[], int dstStride[])
513
{
514 0928f1eb Cédric Schieli
#if HAVE_7REGS
515 3acd545f Cédric Schieli
    int y, h_size;
516
517
    YUV2RGB_LOOP(4)
518
519
        uint8_t *pa = src[3] + y*srcStride[3];
520
        YUV2RGB_INIT
521
        YUV2RGB
522
        "movq     (%6, %0, 2), %%mm3;"            /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */
523 562f6853 Peter Schlaile
        RGB_PLANAR2PACKED32(REG_RED,REG_GREEN,REG_BLUE,REG_ALPHA)
524
525
    YUV2RGB_ENDLOOP(4)
526
    YUV2RGB_OPERANDS_ALPHA
527
#endif
528
}
529
530 bb34acd8 Zuxy Meng
static inline int RENAME(yuv420_bgr32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
531 dd68318c Ramiro Polla
                                       int srcSliceH, uint8_t* dst[], int dstStride[])
532
{
533 562f6853 Peter Schlaile
    int y, h_size;
534
535
    YUV422_UNSHIFT
536
    YUV2RGB_LOOP(4)
537
538
        YUV2RGB_INIT
539
        YUV2RGB
540
        "pcmpeqd   %%mm3, %%mm3;"   /* fill mm3 */
541
        RGB_PLANAR2PACKED32(REG_BLUE,REG_GREEN,REG_RED,REG_ALPHA)
542
543
    YUV2RGB_ENDLOOP(4)
544
    YUV2RGB_OPERANDS
545
}
546
547 bb34acd8 Zuxy Meng
static inline int RENAME(yuva420_bgr32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
548 dd68318c Ramiro Polla
                                        int srcSliceH, uint8_t* dst[], int dstStride[])
549
{
550 562f6853 Peter Schlaile
#if HAVE_7REGS
551
    int y, h_size;
552
553
    YUV2RGB_LOOP(4)
554
555
        uint8_t *pa = src[3] + y*srcStride[3];
556
        YUV2RGB_INIT
557
        YUV2RGB
558
        "movq     (%6, %0, 2), %%mm3;"            /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */
559
        RGB_PLANAR2PACKED32(REG_BLUE,REG_GREEN,REG_RED,REG_ALPHA)
560 3acd545f Cédric Schieli
561
    YUV2RGB_ENDLOOP(4)
562
    YUV2RGB_OPERANDS_ALPHA
563 986b6f8f Cédric Schieli
#endif
564 0928f1eb Cédric Schieli
}