Statistics
| Branch: | Revision:

ffmpeg / libswscale / yuv2rgb_template.c @ 3164d25e

History | View | Annotate | Download (20 KB)

1
/*
2
 * yuv2rgb_mmx.c, software YUV to RGB converter with Intel MMX "technology"
3
 *
4
 * Copyright (C) 2000, Silicon Integrated System Corp
5
 *
6
 * Author: Olie Lho <ollie@sis.com.tw>
7
 *
8
 * 15,24 bpp and dithering from Michael Niedermayer (michaelni@gmx.at)
9
 * MMX/MMX2 Template stuff from Michael Niedermayer (needed for fast movntq support)
10
 * context / deglobalize stuff by Michael Niedermayer
11
 *
12
 * This file is part of mpeg2dec, a free MPEG-2 video decoder
13
 *
14
 * mpeg2dec is free software; you can redistribute it and/or modify
15
 * it under the terms of the GNU General Public License as published by
16
 * the Free Software Foundation; either version 2, or (at your option)
17
 * any later version.
18
 *
19
 * mpeg2dec is distributed in the hope that it will be useful,
20
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22
 * GNU General Public License for more details.
23
 *
24
 * You should have received a copy of the GNU General Public License
25
 * along with mpeg2dec; if not, write to the Free Software
26
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27
 */
28

    
29
#undef MOVNTQ
30
#undef EMMS
31
#undef SFENCE
32

    
33
#if HAVE_AMD3DNOW
34
/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
35
#define EMMS     "femms"
36
#else
37
#define EMMS     "emms"
38
#endif
39

    
40
#if HAVE_MMX2
41
#define MOVNTQ "movntq"
42
#define SFENCE "sfence"
43
#else
44
#define MOVNTQ "movq"
45
#define SFENCE "/nop"
46
#endif
47

    
48
#define YUV2RGB \
49
    /* Do the multiply part of the conversion for even and odd pixels,
50
       register usage:
51
       mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
52
       mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
53
       mm6 -> Y even, mm7 -> Y odd */\
54
    /* convert the chroma part */\
55
    "punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \
56
    "punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \
57
\
58
    "psllw $3, %%mm0;" /* Promote precision */ \
59
    "psllw $3, %%mm1;" /* Promote precision */ \
60
\
61
    "psubsw "U_OFFSET"(%4), %%mm0;" /* Cb -= 128 */ \
62
    "psubsw "V_OFFSET"(%4), %%mm1;" /* Cr -= 128 */ \
63
\
64
    "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
\
67
    "pmulhw "UG_COEFF"(%4), %%mm2;" /* Mul Cb with green coeff -> Cb green */ \
68
    "pmulhw "VG_COEFF"(%4), %%mm3;" /* Mul Cr with green coeff -> Cr green */ \
69
\
70
    "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
\
73
    "paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */\
74
\
75
    /* 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
\
79
    "psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */\
80
\
81
    "psllw $3, %%mm6;" /* Promote precision */\
82
    "psllw $3, %%mm7;" /* Promote precision */\
83
\
84
    "psubw "Y_OFFSET"(%4), %%mm6;" /* Y -= 16 */\
85
    "psubw "Y_OFFSET"(%4), %%mm7;" /* Y -= 16 */\
86
\
87
    "pmulhw "Y_COEFF"(%4), %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */\
88
    "pmulhw "Y_COEFF"(%4), %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */\
89
\
90
    /* 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 */\
95
    "movq %%mm0, %%mm3;" /* Copy Cblue */\
96
    "movq %%mm1, %%mm4;" /* Copy Cred */\
97
    "movq %%mm2, %%mm5;" /* Copy Cgreen */\
98
\
99
    "paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */\
100
    "paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */\
101
\
102
    "paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */\
103
    "paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */\
104
\
105
    "paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */\
106
    "paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */\
107
\
108
    /* Limit RGB even to 0..255 */\
109
    "packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0  B6 B4 B2 B0 */\
110
    "packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0  R6 R4 R2 R0 */\
111
    "packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0  G6 G4 G2 G0 */\
112
\
113
    /* Limit RGB odd to 0..255 */\
114
    "packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1  B7 B5 B3 B1 */\
115
    "packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1  R7 R5 R3 R1 */\
116
    "packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1  G7 G5 G3 G1 */\
117
\
118
    /* Interleave RGB even and odd */\
119
    "punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */\
120
    "punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */\
121
    "punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */\
122

    
123

    
124
#define YUV422_UNSHIFT                   \
125
    if(c->srcFormat == PIX_FMT_YUV422P){ \
126
        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
        x86_reg index= -h_size/2;                                \
141

    
142
#define YUV2RGB_INIT                                                       \
143
        /* 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 */ \
150
        /*                                                                 \
151
        ".balign 16     \n\t"                                              \
152
        */                                                                 \
153
        "1:             \n\t"                                              \
154
        /* 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

    
166
#define YUV2RGB_OPERANDS \
167
        : "+r" (index), "+r" (image) \
168
        : "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index) \
169
        ); \
170
    } \
171
    __asm__ volatile (EMMS); \
172
    return srcSliceH; \
173

    
174
#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
    __asm__ volatile (EMMS); \
180
    return srcSliceH; \
181

    
182
static inline int RENAME(yuv420_rgb16)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
183
                                       int srcSliceH, uint8_t* dst[], int dstStride[]){
184
    int y, h_size;
185

    
186
    YUV422_UNSHIFT
187
    YUV2RGB_LOOP(2)
188

    
189
        c->blueDither= ff_dither8[y&1];
190
        c->greenDither= ff_dither4[y&1];
191
        c->redDither= ff_dither8[(y+1)&1];
192

    
193
        YUV2RGB_INIT
194
        YUV2RGB
195

    
196
#ifdef DITHER1XBPP
197
        "paddusb "BLUE_DITHER"(%4), %%mm0;"
198
        "paddusb "GREEN_DITHER"(%4), %%mm2;"
199
        "paddusb "RED_DITHER"(%4), %%mm1;"
200
#endif
201
        /* mask unneeded bits off */
202
        "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */
203
        "pand "MANGLE(mmx_grnmask)", %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */
204
        "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
205

    
206
        "psrlw   $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */
207
        "pxor %%mm4, %%mm4;" /* zero mm4 */
208

    
209
        "movq %%mm0, %%mm5;" /* Copy B7-B0 */
210
        "movq %%mm2, %%mm7;" /* Copy G7-G0 */
211

    
212
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
213
        "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
214
        "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
215

    
216
        "psllw  $3, %%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
217
        "por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
218

    
219
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
220
        MOVNTQ "      %%mm0, (%1);" /* store pixel 0-3 */
221

    
222
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
223
        "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
224
        "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
225

    
226
        "psllw        $3, %%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
227
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
228

    
229
        "por       %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
230
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
231

    
232
        MOVNTQ "   %%mm5, 8 (%1);" /* store pixel 4-7 */
233

    
234
    YUV2RGB_ENDLOOP(2)
235
    YUV2RGB_OPERANDS
236
}
237

    
238
static inline int RENAME(yuv420_rgb15)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
239
                                       int srcSliceH, uint8_t* dst[], int dstStride[]){
240
    int y, h_size;
241

    
242
    YUV422_UNSHIFT
243
    YUV2RGB_LOOP(2)
244

    
245
        c->blueDither= ff_dither8[y&1];
246
        c->greenDither= ff_dither8[y&1];
247
        c->redDither= ff_dither8[(y+1)&1];
248

    
249
        YUV2RGB_INIT
250
        YUV2RGB
251

    
252
#ifdef DITHER1XBPP
253
        "paddusb "BLUE_DITHER"(%4), %%mm0  \n\t"
254
        "paddusb "GREEN_DITHER"(%4), %%mm2  \n\t"
255
        "paddusb "RED_DITHER"(%4), %%mm1  \n\t"
256
#endif
257

    
258
        /* mask unneeded bits off */
259
        "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */
260
        "pand "MANGLE(mmx_redmask)", %%mm2;" /* g7g6g5g4 g3_0_0_0 g7g6g5g4 g3_0_0_0 */
261
        "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
262

    
263
        "psrlw   $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */
264
        "psrlw   $1, %%mm1;" /* 0_r7r6r5  r4r3_0_0 0_r7r6r5 r4r3_0_0 */
265
        "pxor %%mm4, %%mm4;" /* zero mm4 */
266

    
267
        "movq %%mm0, %%mm5;" /* Copy B7-B0 */
268
        "movq %%mm2, %%mm7;" /* Copy G7-G0 */
269

    
270
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
271
        "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3_0_0_0 */
272
        "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
273

    
274
        "psllw  $2, %%mm2;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */
275
        "por %%mm2, %%mm0;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */
276

    
277
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
278
        MOVNTQ "      %%mm0, (%1);"  /* store pixel 0-3 */
279

    
280
        /* convert RGB24 plane to RGB16 pack for pixel 0-3 */
281
        "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 0_g7g6g5 g4g3_0_0 */
282
        "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
283

    
284
        "psllw        $2, %%mm7;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */
285
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
286

    
287
        "por       %%mm7, %%mm5;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */
288
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
289

    
290
        MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */
291

    
292
    YUV2RGB_ENDLOOP(2)
293
    YUV2RGB_OPERANDS
294
}
295

    
296
static inline int RENAME(yuv420_rgb24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
297
                                       int srcSliceH, uint8_t* dst[], int dstStride[]){
298
    int y, h_size;
299

    
300
    YUV422_UNSHIFT
301
    YUV2RGB_LOOP(3)
302

    
303
        YUV2RGB_INIT
304
        YUV2RGB
305
        /* mm0=B, %%mm2=G, %%mm1=R */
306
#if HAVE_MMX2
307
        "movq "MANGLE(ff_M24A)", %%mm4     \n\t"
308
        "movq "MANGLE(ff_M24C)", %%mm7     \n\t"
309
        "pshufw $0x50, %%mm0, %%mm5     \n\t" /* B3 B2 B3 B2  B1 B0 B1 B0 */
310
        "pshufw $0x50, %%mm2, %%mm3     \n\t" /* G3 G2 G3 G2  G1 G0 G1 G0 */
311
        "pshufw $0x00, %%mm1, %%mm6     \n\t" /* R1 R0 R1 R0  R1 R0 R1 R0 */
312

    
313
        "pand   %%mm4, %%mm5            \n\t" /*    B2        B1       B0 */
314
        "pand   %%mm4, %%mm3            \n\t" /*    G2        G1       G0 */
315
        "pand   %%mm7, %%mm6            \n\t" /*       R1        R0       */
316

    
317
        "psllq     $8, %%mm3            \n\t" /* G2        G1       G0    */
318
        "por    %%mm5, %%mm6            \n\t"
319
        "por    %%mm3, %%mm6            \n\t"
320
        MOVNTQ" %%mm6, (%1)             \n\t"
321

    
322
        "psrlq     $8, %%mm2            \n\t" /* 00 G7 G6 G5  G4 G3 G2 G1 */
323
        "pshufw $0xA5, %%mm0, %%mm5     \n\t" /* B5 B4 B5 B4  B3 B2 B3 B2 */
324
        "pshufw $0x55, %%mm2, %%mm3     \n\t" /* G4 G3 G4 G3  G4 G3 G4 G3 */
325
        "pshufw $0xA5, %%mm1, %%mm6     \n\t" /* R5 R4 R5 R4  R3 R2 R3 R2 */
326

    
327
        "pand "MANGLE(ff_M24B)", %%mm5     \n\t" /* B5       B4        B3    */
328
        "pand          %%mm7, %%mm3     \n\t" /*       G4        G3       */
329
        "pand          %%mm4, %%mm6     \n\t" /*    R4        R3       R2 */
330

    
331
        "por    %%mm5, %%mm3            \n\t" /* B5    G4 B4     G3 B3    */
332
        "por    %%mm3, %%mm6            \n\t"
333
        MOVNTQ" %%mm6, 8(%1)            \n\t"
334

    
335
        "pshufw $0xFF, %%mm0, %%mm5     \n\t" /* B7 B6 B7 B6  B7 B6 B6 B7 */
336
        "pshufw $0xFA, %%mm2, %%mm3     \n\t" /* 00 G7 00 G7  G6 G5 G6 G5 */
337
        "pshufw $0xFA, %%mm1, %%mm6     \n\t" /* R7 R6 R7 R6  R5 R4 R5 R4 */
338
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
339

    
340
        "pand          %%mm7, %%mm5     \n\t" /*       B7        B6       */
341
        "pand          %%mm4, %%mm3     \n\t" /*    G7        G6       G5 */
342
        "pand "MANGLE(ff_M24B)", %%mm6     \n\t" /* R7       R6        R5    */
343
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
344
\
345
        "por          %%mm5, %%mm3      \n\t"
346
        "por          %%mm3, %%mm6      \n\t"
347
        MOVNTQ"       %%mm6, 16(%1)     \n\t"
348
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
349
        "pxor         %%mm4, %%mm4      \n\t"
350

    
351
#else
352

    
353
        "pxor      %%mm4, %%mm4     \n\t"
354
        "movq      %%mm0, %%mm5     \n\t" /* B */
355
        "movq      %%mm1, %%mm6     \n\t" /* R */
356
        "punpcklbw %%mm2, %%mm0     \n\t" /* GBGBGBGB 0 */
357
        "punpcklbw %%mm4, %%mm1     \n\t" /* 0R0R0R0R 0 */
358
        "punpckhbw %%mm2, %%mm5     \n\t" /* GBGBGBGB 2 */
359
        "punpckhbw %%mm4, %%mm6     \n\t" /* 0R0R0R0R 2 */
360
        "movq      %%mm0, %%mm7     \n\t" /* GBGBGBGB 0 */
361
        "movq      %%mm5, %%mm3     \n\t" /* GBGBGBGB 2 */
362
        "punpcklwd %%mm1, %%mm7     \n\t" /* 0RGB0RGB 0 */
363
        "punpckhwd %%mm1, %%mm0     \n\t" /* 0RGB0RGB 1 */
364
        "punpcklwd %%mm6, %%mm5     \n\t" /* 0RGB0RGB 2 */
365
        "punpckhwd %%mm6, %%mm3     \n\t" /* 0RGB0RGB 3 */
366

    
367
        "movq      %%mm7, %%mm2     \n\t" /* 0RGB0RGB 0 */
368
        "movq      %%mm0, %%mm6     \n\t" /* 0RGB0RGB 1 */
369
        "movq      %%mm5, %%mm1     \n\t" /* 0RGB0RGB 2 */
370
        "movq      %%mm3, %%mm4     \n\t" /* 0RGB0RGB 3 */
371

    
372
        "psllq       $40, %%mm7     \n\t" /* RGB00000 0 */
373
        "psllq       $40, %%mm0     \n\t" /* RGB00000 1 */
374
        "psllq       $40, %%mm5     \n\t" /* RGB00000 2 */
375
        "psllq       $40, %%mm3     \n\t" /* RGB00000 3 */
376

    
377
        "punpckhdq %%mm2, %%mm7     \n\t" /* 0RGBRGB0 0 */
378
        "punpckhdq %%mm6, %%mm0     \n\t" /* 0RGBRGB0 1 */
379
        "punpckhdq %%mm1, %%mm5     \n\t" /* 0RGBRGB0 2 */
380
        "punpckhdq %%mm4, %%mm3     \n\t" /* 0RGBRGB0 3 */
381

    
382
        "psrlq        $8, %%mm7     \n\t" /* 00RGBRGB 0 */
383
        "movq      %%mm0, %%mm6     \n\t" /* 0RGBRGB0 1 */
384
        "psllq       $40, %%mm0     \n\t" /* GB000000 1 */
385
        "por       %%mm0, %%mm7     \n\t" /* GBRGBRGB 0 */
386
        MOVNTQ"    %%mm7, (%1)      \n\t"
387

    
388
        "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
389

    
390
        "psrlq       $24, %%mm6     \n\t" /* 0000RGBR 1 */
391
        "movq      %%mm5, %%mm1     \n\t" /* 0RGBRGB0 2 */
392
        "psllq       $24, %%mm5     \n\t" /* BRGB0000 2 */
393
        "por       %%mm5, %%mm6     \n\t" /* BRGBRGBR 1 */
394
        MOVNTQ"    %%mm6, 8(%1)     \n\t"
395

    
396
        "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
397

    
398
        "psrlq       $40, %%mm1     \n\t" /* 000000RG 2 */
399
        "psllq        $8, %%mm3     \n\t" /* RGBRGB00 3 */
400
        "por       %%mm3, %%mm1     \n\t" /* RGBRGBRG 2 */
401
        MOVNTQ"    %%mm1, 16(%1)    \n\t"
402

    
403
        "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
404
        "pxor      %%mm4, %%mm4     \n\t"
405
#endif
406

    
407
    YUV2RGB_ENDLOOP(3)
408
    YUV2RGB_OPERANDS
409
}
410

    
411
#define RGB_PLANAR2PACKED32                                             \
412
    /* convert RGB plane to RGB packed format,                          \
413
       mm0 ->  B, mm1 -> R, mm2 -> G, mm3 -> A,                         \
414
       mm4 -> GB, mm5 -> AR pixel 4-7,                                  \
415
       mm6 -> GB, mm7 -> AR pixel 0-3 */                                \
416
    "movq      %%mm0, %%mm6;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */           \
417
    "movq      %%mm1, %%mm7;"   /* R7 R6 R5 R4 R3 R2 R1 R0 */           \
418
\
419
    "movq      %%mm0, %%mm4;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */           \
420
    "movq      %%mm1, %%mm5;"   /* R7 R6 R5 R4 R3 R2 R1 R0 */           \
421
\
422
    "punpcklbw %%mm2, %%mm6;"   /* G3 B3 G2 B2 G1 B1 G0 B0 */           \
423
    "punpcklbw %%mm3, %%mm7;"   /* A3 R3 A2 R2 A1 R1 A0 R0 */           \
424
\
425
    "punpcklwd %%mm7, %%mm6;"   /* A1 R1 B1 G1 A0 R0 B0 G0 */           \
426
    MOVNTQ "   %%mm6, (%1);"    /* Store ARGB1 ARGB0 */                 \
427
\
428
    "movq      %%mm0, %%mm6;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */           \
429
    "punpcklbw %%mm2, %%mm6;"   /* G3 B3 G2 B2 G1 B1 G0 B0 */           \
430
\
431
    "punpckhwd %%mm7, %%mm6;"   /* A3 R3 G3 B3 A2 R2 B3 G2 */           \
432
    MOVNTQ "   %%mm6, 8 (%1);"  /* Store ARGB3 ARGB2 */                 \
433
\
434
    "punpckhbw %%mm2, %%mm4;"   /* G7 B7 G6 B6 G5 B5 G4 B4 */           \
435
    "punpckhbw %%mm3, %%mm5;"   /* A7 R7 A6 R6 A5 R5 A4 R4 */           \
436
\
437
    "punpcklwd %%mm5, %%mm4;"   /* A5 R5 B5 G5 A4 R4 B4 G4 */           \
438
    MOVNTQ "   %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */                 \
439
\
440
    "movq      %%mm0, %%mm4;"   /* B7 B6 B5 B4 B3 B2 B1 B0 */           \
441
    "punpckhbw %%mm2, %%mm4;"   /* G7 B7 G6 B6 G5 B5 G4 B4 */           \
442
\
443
    "punpckhwd %%mm5, %%mm4;"   /* A7 R7 G7 B7 A6 R6 B6 G6 */           \
444
    MOVNTQ "   %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */                 \
445
\
446
    "movd 4 (%2, %0), %%mm0;"   /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \
447
    "movd 4 (%3, %0), %%mm1;"   /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \
448
\
449
    "pxor         %%mm4, %%mm4;" /* zero mm4 */                         \
450
    "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \
451

    
452
static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
453
                                       int srcSliceH, uint8_t* dst[], int dstStride[]){
454
    int y, h_size;
455

    
456
    YUV422_UNSHIFT
457
    YUV2RGB_LOOP(4)
458

    
459
        YUV2RGB_INIT
460
        YUV2RGB
461
        "pcmpeqd   %%mm3, %%mm3;"   /* fill mm3 */
462
        RGB_PLANAR2PACKED32
463

    
464
    YUV2RGB_ENDLOOP(4)
465
    YUV2RGB_OPERANDS
466
}
467

    
468
static inline int RENAME(yuva420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
469
                                        int srcSliceH, uint8_t* dst[], int dstStride[]){
470
    int y, h_size;
471

    
472
    YUV2RGB_LOOP(4)
473

    
474
        uint8_t *pa = src[3] + y*srcStride[3];
475
        YUV2RGB_INIT
476
        YUV2RGB
477
        "movq     (%6, %0, 2), %%mm3;"            /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */
478
        RGB_PLANAR2PACKED32
479

    
480
    YUV2RGB_ENDLOOP(4)
481
    YUV2RGB_OPERANDS_ALPHA
482
}