Create swscale subdirs for out-of-tree builds.
[libav.git] / libswscale / yuv2rgb_template.c
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 #if HAVE_7REGS
471 int y, h_size;
472
473 YUV2RGB_LOOP(4)
474
475 uint8_t *pa = src[3] + y*srcStride[3];
476 YUV2RGB_INIT
477 YUV2RGB
478 "movq (%6, %0, 2), %%mm3;" /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */
479 RGB_PLANAR2PACKED32
480
481 YUV2RGB_ENDLOOP(4)
482 YUV2RGB_OPERANDS_ALPHA
483 #endif
484 }