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FFmpeg/postproc/rgb2rgb_template.c

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  1. /*

  2.  *

  3.  *  rgb2rgb.c, Software RGB to RGB convertor

  4.  *  pluralize by Software PAL8 to RGB convertor

  5.  *               Software YUV to YUV convertor

  6.  *               Software YUV to RGB convertor

  7.  *  Written by Nick Kurshev.

  8.  *  palette & yuv & runtime cpu stuff by Michael (michaelni@gmx.at) (under GPL)

  9.  */

  10. 

  11. #include <stddef.h>

  12. #include <inttypes.h> /* for __WORDSIZE */

  13. 

  14. #ifndef __WORDSIZE

  15. // #warning You have misconfigured system and probably will lose performance!

  16. #define __WORDSIZE MP_WORDSIZE

  17. #endif

  18. 

  19. #undef PREFETCH

  20. #undef MOVNTQ

  21. #undef EMMS

  22. #undef SFENCE

  23. #undef MMREG_SIZE

  24. #undef PREFETCHW

  25. #undef PAVGB

  26. 

  27. #ifdef HAVE_SSE2

  28. #define MMREG_SIZE 16

  29. #else

  30. #define MMREG_SIZE 8

  31. #endif

  32. 

  33. #ifdef HAVE_3DNOW

  34. #define PREFETCH  "prefetch"

  35. #define PREFETCHW "prefetchw"

  36. #define PAVGB	  "pavgusb"

  37. #elif defined ( HAVE_MMX2 )

  38. #define PREFETCH "prefetchnta"

  39. #define PREFETCHW "prefetcht0"

  40. #define PAVGB	  "pavgb"

  41. #else

  42. #define PREFETCH "/nop"

  43. #define PREFETCHW "/nop"

  44. #endif

  45. 

  46. #ifdef HAVE_3DNOW

  47. /* On K6 femms is faster of emms. On K7 femms is directly mapped on emms. */

  48. #define EMMS     "femms"

  49. #else

  50. #define EMMS     "emms"

  51. #endif

  52. 

  53. #ifdef HAVE_MMX2

  54. #define MOVNTQ "movntq"

  55. #define SFENCE "sfence"

  56. #else

  57. #define MOVNTQ "movq"

  58. #define SFENCE "/nop"

  59. #endif

  60. 

  61. static inline void RENAME(rgb24to32)(const uint8_t *src,uint8_t *dst,unsigned src_size)

  62. {

  63.   uint8_t *dest = dst;

  64.   const uint8_t *s = src;

  65.   const uint8_t *end;

  66. #ifdef HAVE_MMX

  67.   const uint8_t *mm_end;

  68. #endif

  69.   end = s + src_size;

  70. #ifdef HAVE_MMX

  71.   __asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  72.   mm_end = end - 23;

  73.   __asm __volatile("movq	%0, %%mm7"::"m"(mask32):"memory");

  74.   while(s < mm_end)

  75.   {

  76.     __asm __volatile(

  77. 	PREFETCH"	32%1\n\t"

  78. 	"movd	%1, %%mm0\n\t"

  79. 	"punpckldq 3%1, %%mm0\n\t"

  80. 	"movd	6%1, %%mm1\n\t"

  81. 	"punpckldq 9%1, %%mm1\n\t"

  82. 	"movd	12%1, %%mm2\n\t"

  83. 	"punpckldq 15%1, %%mm2\n\t"

  84. 	"movd	18%1, %%mm3\n\t"

  85. 	"punpckldq 21%1, %%mm3\n\t"

  86. 	"pand	%%mm7, %%mm0\n\t"

  87. 	"pand	%%mm7, %%mm1\n\t"

  88. 	"pand	%%mm7, %%mm2\n\t"

  89. 	"pand	%%mm7, %%mm3\n\t"

  90. 	MOVNTQ"	%%mm0, %0\n\t"

  91. 	MOVNTQ"	%%mm1, 8%0\n\t"

  92. 	MOVNTQ"	%%mm2, 16%0\n\t"

  93. 	MOVNTQ"	%%mm3, 24%0"

  94. 	:"=m"(*dest)

  95. 	:"m"(*s)

  96. 	:"memory");

  97.     dest += 32;

  98.     s += 24;

  99.   }

  100.   __asm __volatile(SFENCE:::"memory");

  101.   __asm __volatile(EMMS:::"memory");

  102. #endif

  103.   while(s < end)

  104.   {

  105.     *dest++ = *s++;

  106.     *dest++ = *s++;

  107.     *dest++ = *s++;

  108.     *dest++ = 0;

  109.   }

  110. }

  111. 

  112. static inline void RENAME(rgb32to24)(const uint8_t *src,uint8_t *dst,unsigned src_size)

  113. {

  114.   uint8_t *dest = dst;

  115.   const uint8_t *s = src;

  116.   const uint8_t *end;

  117. #ifdef HAVE_MMX

  118.   const uint8_t *mm_end;

  119. #endif

  120.   end = s + src_size;

  121. #ifdef HAVE_MMX

  122.   __asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  123.   mm_end = end - 31;

  124.   while(s < mm_end)

  125.   {

  126.     __asm __volatile(

  127. 	PREFETCH"	32%1\n\t"

  128. 	"movq	%1, %%mm0\n\t"

  129. 	"movq	8%1, %%mm1\n\t"

  130. 	"movq	16%1, %%mm4\n\t"

  131. 	"movq	24%1, %%mm5\n\t"

  132. 	"movq	%%mm0, %%mm2\n\t"

  133. 	"movq	%%mm1, %%mm3\n\t"

  134. 	"movq	%%mm4, %%mm6\n\t"

  135. 	"movq	%%mm5, %%mm7\n\t"

  136. 	"psrlq	$8, %%mm2\n\t"

  137. 	"psrlq	$8, %%mm3\n\t"

  138. 	"psrlq	$8, %%mm6\n\t"

  139. 	"psrlq	$8, %%mm7\n\t"

  140. 	"pand	%2, %%mm0\n\t"

  141. 	"pand	%2, %%mm1\n\t"

  142. 	"pand	%2, %%mm4\n\t"

  143. 	"pand	%2, %%mm5\n\t"

  144. 	"pand	%3, %%mm2\n\t"

  145. 	"pand	%3, %%mm3\n\t"

  146. 	"pand	%3, %%mm6\n\t"

  147. 	"pand	%3, %%mm7\n\t"

  148. 	"por	%%mm2, %%mm0\n\t"

  149. 	"por	%%mm3, %%mm1\n\t"

  150. 	"por	%%mm6, %%mm4\n\t"

  151. 	"por	%%mm7, %%mm5\n\t"

  152. 

  153. 	"movq	%%mm1, %%mm2\n\t"

  154. 	"movq	%%mm4, %%mm3\n\t"

  155. 	"psllq	$48, %%mm2\n\t"

  156. 	"psllq	$32, %%mm3\n\t"

  157. 	"pand	%4, %%mm2\n\t"

  158. 	"pand	%5, %%mm3\n\t"

  159. 	"por	%%mm2, %%mm0\n\t"

  160. 	"psrlq	$16, %%mm1\n\t"

  161. 	"psrlq	$32, %%mm4\n\t"

  162. 	"psllq	$16, %%mm5\n\t"

  163. 	"por	%%mm3, %%mm1\n\t"

  164. 	"pand	%6, %%mm5\n\t"

  165. 	"por	%%mm5, %%mm4\n\t"

  166. 

  167. 	MOVNTQ"	%%mm0, %0\n\t"

  168. 	MOVNTQ"	%%mm1, 8%0\n\t"

  169. 	MOVNTQ"	%%mm4, 16%0"

  170. 	:"=m"(*dest)

  171. 	:"m"(*s),"m"(mask24l),

  172. 	 "m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh)

  173. 	:"memory");

  174.     dest += 24;

  175.     s += 32;

  176.   }

  177.   __asm __volatile(SFENCE:::"memory");

  178.   __asm __volatile(EMMS:::"memory");

  179. #endif

  180.   while(s < end)

  181.   {

  182.     *dest++ = *s++;

  183.     *dest++ = *s++;

  184.     *dest++ = *s++;

  185.     s++;

  186.   }

  187. }

  188. 

  189. /*

  190.  Original by Strepto/Astral

  191.  ported to gcc & bugfixed : A'rpi

  192.  MMX2, 3DNOW optimization by Nick Kurshev

  193.  32bit c version, and and&add trick by Michael Niedermayer

  194. */

  195. static inline void RENAME(rgb15to16)(const uint8_t *src,uint8_t *dst,unsigned src_size)

  196. {

  197.   register const uint8_t* s=src;

  198.   register uint8_t* d=dst;

  199.   register const uint8_t *end;

  200.   const uint8_t *mm_end;

  201.   end = s + src_size;

  202. #ifdef HAVE_MMX

  203.   __asm __volatile(PREFETCH"	%0"::"m"(*s));

  204.   __asm __volatile("movq	%0, %%mm4"::"m"(mask15s));

  205.   mm_end = end - 15;

  206.   while(s<mm_end)

  207.   {

  208. 	__asm __volatile(

  209. 		PREFETCH"	32%1\n\t"

  210. 		"movq	%1, %%mm0\n\t"

  211. 		"movq	8%1, %%mm2\n\t"

  212. 		"movq	%%mm0, %%mm1\n\t"

  213. 		"movq	%%mm2, %%mm3\n\t"

  214. 		"pand	%%mm4, %%mm0\n\t"

  215. 		"pand	%%mm4, %%mm2\n\t"

  216. 		"paddw	%%mm1, %%mm0\n\t"

  217. 		"paddw	%%mm3, %%mm2\n\t"

  218. 		MOVNTQ"	%%mm0, %0\n\t"

  219. 		MOVNTQ"	%%mm2, 8%0"

  220. 		:"=m"(*d)

  221. 		:"m"(*s)

  222. 		);

  223. 	d+=16;

  224. 	s+=16;

  225.   }

  226.   __asm __volatile(SFENCE:::"memory");

  227.   __asm __volatile(EMMS:::"memory");

  228. #endif

  229.     mm_end = end - 3;

  230.     while(s < mm_end)

  231.     {

  232. 	register unsigned x= *((uint32_t *)s);

  233. 	*((uint32_t *)d) = (x&0x7FFF7FFF) + (x&0x7FE07FE0);

  234. 	d+=4;

  235. 	s+=4;

  236.     }

  237.     if(s < end)

  238.     {

  239. 	register unsigned short x= *((uint16_t *)s);

  240. 	*((uint16_t *)d) = (x&0x7FFF) + (x&0x7FE0);

  241.     }

  242. }

  243. 

  244. static inline void RENAME(rgb16to15)(const uint8_t *src,uint8_t *dst,unsigned src_size)

  245. {

  246.   register const uint8_t* s=src;

  247.   register uint8_t* d=dst;

  248.   register const uint8_t *end;

  249.   const uint8_t *mm_end;

  250.   end = s + src_size;

  251. #ifdef HAVE_MMX

  252.   __asm __volatile(PREFETCH"	%0"::"m"(*s));

  253.   __asm __volatile("movq	%0, %%mm7"::"m"(mask15rg));

  254.   __asm __volatile("movq	%0, %%mm6"::"m"(mask15b));

  255.   mm_end = end - 15;

  256.   while(s<mm_end)

  257.   {

  258. 	__asm __volatile(

  259. 		PREFETCH"	32%1\n\t"

  260. 		"movq	%1, %%mm0\n\t"

  261. 		"movq	8%1, %%mm2\n\t"

  262. 		"movq	%%mm0, %%mm1\n\t"

  263. 		"movq	%%mm2, %%mm3\n\t"

  264. 		"psrlq	$1, %%mm0\n\t"

  265. 		"psrlq	$1, %%mm2\n\t"

  266. 		"pand	%%mm7, %%mm0\n\t"

  267. 		"pand	%%mm7, %%mm2\n\t"

  268. 		"pand	%%mm6, %%mm1\n\t"

  269. 		"pand	%%mm6, %%mm3\n\t"

  270. 		"por	%%mm1, %%mm0\n\t"

  271. 		"por	%%mm3, %%mm2\n\t"

  272. 		MOVNTQ"	%%mm0, %0\n\t"

  273. 		MOVNTQ"	%%mm2, 8%0"

  274. 		:"=m"(*d)

  275. 		:"m"(*s)

  276. 		);

  277. 	d+=16;

  278. 	s+=16;

  279.   }

  280.   __asm __volatile(SFENCE:::"memory");

  281.   __asm __volatile(EMMS:::"memory");

  282. #endif

  283.     mm_end = end - 3;

  284.     while(s < mm_end)

  285.     {

  286. 	register uint32_t x= *((uint32_t *)s);

  287. 	*((uint32_t *)d) = ((x>>1)&0x7FE07FE0) | (x&0x001F001F);

  288. 	s+=4;

  289. 	d+=4;

  290.     }

  291.     if(s < end)

  292.     {

  293. 	register uint16_t x= *((uint16_t *)s);

  294. 	*((uint16_t *)d) = ((x>>1)&0x7FE0) | (x&0x001F);

  295. 	s+=2;

  296. 	d+=2;

  297.     }

  298. }

  299. 

  300. static inline void RENAME(rgb32to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  301. {

  302. 	const uint8_t *s = src;

  303. 	const uint8_t *end;

  304. #ifdef HAVE_MMX

  305. 	const uint8_t *mm_end;

  306. #endif

  307. 	uint16_t *d = (uint16_t *)dst;

  308. 	end = s + src_size;

  309. #ifdef HAVE_MMX

  310. 	mm_end = end - 15;

  311. #if 1 //is faster only if multiplies are reasonable fast (FIXME figure out on which cpus this is faster, on Athlon its slightly faster)

  312. 	asm volatile(

  313. 		"movq %3, %%mm5			\n\t"

  314. 		"movq %4, %%mm6			\n\t"

  315. 		"movq %5, %%mm7			\n\t"

  316. 		".balign 16			\n\t"

  317. 		"1:				\n\t"

  318. 		PREFETCH" 32(%1)		\n\t"

  319. 		"movd	(%1), %%mm0		\n\t"

  320. 		"movd	4(%1), %%mm3		\n\t"

  321. 		"punpckldq 8(%1), %%mm0		\n\t"

  322. 		"punpckldq 12(%1), %%mm3	\n\t"

  323. 		"movq %%mm0, %%mm1		\n\t"

  324. 		"movq %%mm3, %%mm4		\n\t"

  325. 		"pand %%mm6, %%mm0		\n\t"

  326. 		"pand %%mm6, %%mm3		\n\t"

  327. 		"pmaddwd %%mm7, %%mm0		\n\t"

  328. 		"pmaddwd %%mm7, %%mm3		\n\t"

  329. 		"pand %%mm5, %%mm1		\n\t"

  330. 		"pand %%mm5, %%mm4		\n\t"

  331. 		"por %%mm1, %%mm0		\n\t"	

  332. 		"por %%mm4, %%mm3		\n\t"

  333. 		"psrld $5, %%mm0		\n\t"

  334. 		"pslld $11, %%mm3		\n\t"

  335. 		"por %%mm3, %%mm0		\n\t"

  336. 		MOVNTQ"	%%mm0, (%0)		\n\t"

  337. 		"addl $16, %1			\n\t"

  338. 		"addl $8, %0			\n\t"

  339. 		"cmpl %2, %1			\n\t"

  340. 		" jb 1b				\n\t"

  341. 		: "+r" (d), "+r"(s)

  342. 		: "r" (mm_end), "m" (mask3216g), "m" (mask3216br), "m" (mul3216)

  343. 	);

  344. #else

  345. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  346. 	__asm __volatile(

  347. 	    "movq	%0, %%mm7\n\t"

  348. 	    "movq	%1, %%mm6\n\t"

  349. 	    ::"m"(red_16mask),"m"(green_16mask));

  350. 	while(s < mm_end)

  351. 	{

  352. 	    __asm __volatile(

  353. 		PREFETCH" 32%1\n\t"

  354. 		"movd	%1, %%mm0\n\t"

  355. 		"movd	4%1, %%mm3\n\t"

  356. 		"punpckldq 8%1, %%mm0\n\t"

  357. 		"punpckldq 12%1, %%mm3\n\t"

  358. 		"movq	%%mm0, %%mm1\n\t"

  359. 		"movq	%%mm0, %%mm2\n\t"

  360. 		"movq	%%mm3, %%mm4\n\t"

  361. 		"movq	%%mm3, %%mm5\n\t"

  362. 		"psrlq	$3, %%mm0\n\t"

  363. 		"psrlq	$3, %%mm3\n\t"

  364. 		"pand	%2, %%mm0\n\t"

  365. 		"pand	%2, %%mm3\n\t"

  366. 		"psrlq	$5, %%mm1\n\t"

  367. 		"psrlq	$5, %%mm4\n\t"

  368. 		"pand	%%mm6, %%mm1\n\t"

  369. 		"pand	%%mm6, %%mm4\n\t"

  370. 		"psrlq	$8, %%mm2\n\t"

  371. 		"psrlq	$8, %%mm5\n\t"

  372. 		"pand	%%mm7, %%mm2\n\t"

  373. 		"pand	%%mm7, %%mm5\n\t"

  374. 		"por	%%mm1, %%mm0\n\t"

  375. 		"por	%%mm4, %%mm3\n\t"

  376. 		"por	%%mm2, %%mm0\n\t"

  377. 		"por	%%mm5, %%mm3\n\t"

  378. 		"psllq	$16, %%mm3\n\t"

  379. 		"por	%%mm3, %%mm0\n\t"

  380. 		MOVNTQ"	%%mm0, %0\n\t"

  381. 		:"=m"(*d):"m"(*s),"m"(blue_16mask):"memory");

  382. 		d += 4;

  383. 		s += 16;

  384. 	}

  385. #endif

  386. 	__asm __volatile(SFENCE:::"memory");

  387. 	__asm __volatile(EMMS:::"memory");

  388. #endif

  389. 	while(s < end)

  390. 	{

  391. 		const int src= *((uint32_t*)s)++;

  392. 		*d++ = ((src&0xFF)>>3) + ((src&0xFC00)>>5) + ((src&0xF80000)>>8);

  393. //		*d++ = ((src>>3)&0x1F) + ((src>>5)&0x7E0) + ((src>>8)&0xF800);

  394. 	}

  395. }

  396. 

  397. static inline void RENAME(rgb32tobgr16)(const uint8_t *src, uint8_t *dst, unsigned int src_size)

  398. {

  399. 	const uint8_t *s = src;

  400. 	const uint8_t *end;

  401. #ifdef HAVE_MMX

  402. 	const uint8_t *mm_end;

  403. #endif

  404. 	uint16_t *d = (uint16_t *)dst;

  405. 	end = s + src_size;

  406. #ifdef HAVE_MMX

  407. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  408. 	__asm __volatile(

  409. 	    "movq	%0, %%mm7\n\t"

  410. 	    "movq	%1, %%mm6\n\t"

  411. 	    ::"m"(red_16mask),"m"(green_16mask));

  412. 	mm_end = end - 15;

  413. 	while(s < mm_end)

  414. 	{

  415. 	    __asm __volatile(

  416. 		PREFETCH" 32%1\n\t"

  417. 		"movd	%1, %%mm0\n\t"

  418. 		"movd	4%1, %%mm3\n\t"

  419. 		"punpckldq 8%1, %%mm0\n\t"

  420. 		"punpckldq 12%1, %%mm3\n\t"

  421. 		"movq	%%mm0, %%mm1\n\t"

  422. 		"movq	%%mm0, %%mm2\n\t"

  423. 		"movq	%%mm3, %%mm4\n\t"

  424. 		"movq	%%mm3, %%mm5\n\t"

  425. 		"psllq	$8, %%mm0\n\t"

  426. 		"psllq	$8, %%mm3\n\t"

  427. 		"pand	%%mm7, %%mm0\n\t"

  428. 		"pand	%%mm7, %%mm3\n\t"

  429. 		"psrlq	$5, %%mm1\n\t"

  430. 		"psrlq	$5, %%mm4\n\t"

  431. 		"pand	%%mm6, %%mm1\n\t"

  432. 		"pand	%%mm6, %%mm4\n\t"

  433. 		"psrlq	$19, %%mm2\n\t"

  434. 		"psrlq	$19, %%mm5\n\t"

  435. 		"pand	%2, %%mm2\n\t"

  436. 		"pand	%2, %%mm5\n\t"

  437. 		"por	%%mm1, %%mm0\n\t"

  438. 		"por	%%mm4, %%mm3\n\t"

  439. 		"por	%%mm2, %%mm0\n\t"

  440. 		"por	%%mm5, %%mm3\n\t"

  441. 		"psllq	$16, %%mm3\n\t"

  442. 		"por	%%mm3, %%mm0\n\t"

  443. 		MOVNTQ"	%%mm0, %0\n\t"

  444. 		:"=m"(*d):"m"(*s),"m"(blue_16mask):"memory");

  445. 		d += 4;

  446. 		s += 16;

  447. 	}

  448. 	__asm __volatile(SFENCE:::"memory");

  449. 	__asm __volatile(EMMS:::"memory");

  450. #endif

  451. 	while(s < end)

  452. 	{

  453. 		const int src= *((uint32_t*)s)++;

  454. 		*d++ = ((src&0xF8)<<8) + ((src&0xFC00)>>5) + ((src&0xF80000)>>19);

  455. 	}

  456. }

  457. 

  458. static inline void RENAME(rgb32to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  459. {

  460. 	const uint8_t *s = src;

  461. 	const uint8_t *end;

  462. #ifdef HAVE_MMX

  463. 	const uint8_t *mm_end;

  464. #endif

  465. 	uint16_t *d = (uint16_t *)dst;

  466. 	end = s + src_size;

  467. #ifdef HAVE_MMX

  468. 	mm_end = end - 15;

  469. #if 1 //is faster only if multiplies are reasonable fast (FIXME figure out on which cpus this is faster, on Athlon its slightly faster)

  470. 	asm volatile(

  471. 		"movq %3, %%mm5			\n\t"

  472. 		"movq %4, %%mm6			\n\t"

  473. 		"movq %5, %%mm7			\n\t"

  474. 		".balign 16			\n\t"

  475. 		"1:				\n\t"

  476. 		PREFETCH" 32(%1)		\n\t"

  477. 		"movd	(%1), %%mm0		\n\t"

  478. 		"movd	4(%1), %%mm3		\n\t"

  479. 		"punpckldq 8(%1), %%mm0		\n\t"

  480. 		"punpckldq 12(%1), %%mm3	\n\t"

  481. 		"movq %%mm0, %%mm1		\n\t"

  482. 		"movq %%mm3, %%mm4		\n\t"

  483. 		"pand %%mm6, %%mm0		\n\t"

  484. 		"pand %%mm6, %%mm3		\n\t"

  485. 		"pmaddwd %%mm7, %%mm0		\n\t"

  486. 		"pmaddwd %%mm7, %%mm3		\n\t"

  487. 		"pand %%mm5, %%mm1		\n\t"

  488. 		"pand %%mm5, %%mm4		\n\t"

  489. 		"por %%mm1, %%mm0		\n\t"	

  490. 		"por %%mm4, %%mm3		\n\t"

  491. 		"psrld $6, %%mm0		\n\t"

  492. 		"pslld $10, %%mm3		\n\t"

  493. 		"por %%mm3, %%mm0		\n\t"

  494. 		MOVNTQ"	%%mm0, (%0)		\n\t"

  495. 		"addl $16, %1			\n\t"

  496. 		"addl $8, %0			\n\t"

  497. 		"cmpl %2, %1			\n\t"

  498. 		" jb 1b				\n\t"

  499. 		: "+r" (d), "+r"(s)

  500. 		: "r" (mm_end), "m" (mask3215g), "m" (mask3216br), "m" (mul3215)

  501. 	);

  502. #else

  503. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  504. 	__asm __volatile(

  505. 	    "movq	%0, %%mm7\n\t"

  506. 	    "movq	%1, %%mm6\n\t"

  507. 	    ::"m"(red_15mask),"m"(green_15mask));

  508. 	while(s < mm_end)

  509. 	{

  510. 	    __asm __volatile(

  511. 		PREFETCH" 32%1\n\t"

  512. 		"movd	%1, %%mm0\n\t"

  513. 		"movd	4%1, %%mm3\n\t"

  514. 		"punpckldq 8%1, %%mm0\n\t"

  515. 		"punpckldq 12%1, %%mm3\n\t"

  516. 		"movq	%%mm0, %%mm1\n\t"

  517. 		"movq	%%mm0, %%mm2\n\t"

  518. 		"movq	%%mm3, %%mm4\n\t"

  519. 		"movq	%%mm3, %%mm5\n\t"

  520. 		"psrlq	$3, %%mm0\n\t"

  521. 		"psrlq	$3, %%mm3\n\t"

  522. 		"pand	%2, %%mm0\n\t"

  523. 		"pand	%2, %%mm3\n\t"

  524. 		"psrlq	$6, %%mm1\n\t"

  525. 		"psrlq	$6, %%mm4\n\t"

  526. 		"pand	%%mm6, %%mm1\n\t"

  527. 		"pand	%%mm6, %%mm4\n\t"

  528. 		"psrlq	$9, %%mm2\n\t"

  529. 		"psrlq	$9, %%mm5\n\t"

  530. 		"pand	%%mm7, %%mm2\n\t"

  531. 		"pand	%%mm7, %%mm5\n\t"

  532. 		"por	%%mm1, %%mm0\n\t"

  533. 		"por	%%mm4, %%mm3\n\t"

  534. 		"por	%%mm2, %%mm0\n\t"

  535. 		"por	%%mm5, %%mm3\n\t"

  536. 		"psllq	$16, %%mm3\n\t"

  537. 		"por	%%mm3, %%mm0\n\t"

  538. 		MOVNTQ"	%%mm0, %0\n\t"

  539. 		:"=m"(*d):"m"(*s),"m"(blue_15mask):"memory");

  540. 		d += 4;

  541. 		s += 16;

  542. 	}

  543. #endif

  544. 	__asm __volatile(SFENCE:::"memory");

  545. 	__asm __volatile(EMMS:::"memory");

  546. #endif

  547. 	while(s < end)

  548. 	{

  549. 		const int src= *((uint32_t*)s)++;

  550. 		*d++ = ((src&0xFF)>>3) + ((src&0xF800)>>6) + ((src&0xF80000)>>9);

  551. 	}

  552. }

  553. 

  554. static inline void RENAME(rgb32tobgr15)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  555. {

  556. 	const uint8_t *s = src;

  557. 	const uint8_t *end;

  558. #ifdef HAVE_MMX

  559. 	const uint8_t *mm_end;

  560. #endif

  561. 	uint16_t *d = (uint16_t *)dst;

  562. 	end = s + src_size;

  563. #ifdef HAVE_MMX

  564. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  565. 	__asm __volatile(

  566. 	    "movq	%0, %%mm7\n\t"

  567. 	    "movq	%1, %%mm6\n\t"

  568. 	    ::"m"(red_15mask),"m"(green_15mask));

  569. 	mm_end = end - 15;

  570. 	while(s < mm_end)

  571. 	{

  572. 	    __asm __volatile(

  573. 		PREFETCH" 32%1\n\t"

  574. 		"movd	%1, %%mm0\n\t"

  575. 		"movd	4%1, %%mm3\n\t"

  576. 		"punpckldq 8%1, %%mm0\n\t"

  577. 		"punpckldq 12%1, %%mm3\n\t"

  578. 		"movq	%%mm0, %%mm1\n\t"

  579. 		"movq	%%mm0, %%mm2\n\t"

  580. 		"movq	%%mm3, %%mm4\n\t"

  581. 		"movq	%%mm3, %%mm5\n\t"

  582. 		"psllq	$7, %%mm0\n\t"

  583. 		"psllq	$7, %%mm3\n\t"

  584. 		"pand	%%mm7, %%mm0\n\t"

  585. 		"pand	%%mm7, %%mm3\n\t"

  586. 		"psrlq	$6, %%mm1\n\t"

  587. 		"psrlq	$6, %%mm4\n\t"

  588. 		"pand	%%mm6, %%mm1\n\t"

  589. 		"pand	%%mm6, %%mm4\n\t"

  590. 		"psrlq	$19, %%mm2\n\t"

  591. 		"psrlq	$19, %%mm5\n\t"

  592. 		"pand	%2, %%mm2\n\t"

  593. 		"pand	%2, %%mm5\n\t"

  594. 		"por	%%mm1, %%mm0\n\t"

  595. 		"por	%%mm4, %%mm3\n\t"

  596. 		"por	%%mm2, %%mm0\n\t"

  597. 		"por	%%mm5, %%mm3\n\t"

  598. 		"psllq	$16, %%mm3\n\t"

  599. 		"por	%%mm3, %%mm0\n\t"

  600. 		MOVNTQ"	%%mm0, %0\n\t"

  601. 		:"=m"(*d):"m"(*s),"m"(blue_15mask):"memory");

  602. 		d += 4;

  603. 		s += 16;

  604. 	}

  605. 	__asm __volatile(SFENCE:::"memory");

  606. 	__asm __volatile(EMMS:::"memory");

  607. #endif

  608. 	while(s < end)

  609. 	{

  610. 		const int src= *((uint32_t*)s)++;

  611. 		*d++ = ((src&0xF8)<<7) + ((src&0xF800)>>6) + ((src&0xF80000)>>19);

  612. 	}

  613. }

  614. 

  615. static inline void RENAME(rgb24to16)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  616. {

  617. 	const uint8_t *s = src;

  618. 	const uint8_t *end;

  619. #ifdef HAVE_MMX

  620. 	const uint8_t *mm_end;

  621. #endif

  622. 	uint16_t *d = (uint16_t *)dst;

  623. 	end = s + src_size;

  624. #ifdef HAVE_MMX

  625. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  626. 	__asm __volatile(

  627. 	    "movq	%0, %%mm7\n\t"

  628. 	    "movq	%1, %%mm6\n\t"

  629. 	    ::"m"(red_16mask),"m"(green_16mask));

  630. 	mm_end = end - 11;

  631. 	while(s < mm_end)

  632. 	{

  633. 	    __asm __volatile(

  634. 		PREFETCH" 32%1\n\t"

  635. 		"movd	%1, %%mm0\n\t"

  636. 		"movd	3%1, %%mm3\n\t"

  637. 		"punpckldq 6%1, %%mm0\n\t"

  638. 		"punpckldq 9%1, %%mm3\n\t"

  639. 		"movq	%%mm0, %%mm1\n\t"

  640. 		"movq	%%mm0, %%mm2\n\t"

  641. 		"movq	%%mm3, %%mm4\n\t"

  642. 		"movq	%%mm3, %%mm5\n\t"

  643. 		"psrlq	$3, %%mm0\n\t"

  644. 		"psrlq	$3, %%mm3\n\t"

  645. 		"pand	%2, %%mm0\n\t"

  646. 		"pand	%2, %%mm3\n\t"

  647. 		"psrlq	$5, %%mm1\n\t"

  648. 		"psrlq	$5, %%mm4\n\t"

  649. 		"pand	%%mm6, %%mm1\n\t"

  650. 		"pand	%%mm6, %%mm4\n\t"

  651. 		"psrlq	$8, %%mm2\n\t"

  652. 		"psrlq	$8, %%mm5\n\t"

  653. 		"pand	%%mm7, %%mm2\n\t"

  654. 		"pand	%%mm7, %%mm5\n\t"

  655. 		"por	%%mm1, %%mm0\n\t"

  656. 		"por	%%mm4, %%mm3\n\t"

  657. 		"por	%%mm2, %%mm0\n\t"

  658. 		"por	%%mm5, %%mm3\n\t"

  659. 		"psllq	$16, %%mm3\n\t"

  660. 		"por	%%mm3, %%mm0\n\t"

  661. 		MOVNTQ"	%%mm0, %0\n\t"

  662. 		:"=m"(*d):"m"(*s),"m"(blue_16mask):"memory");

  663. 		d += 4;

  664. 		s += 12;

  665. 	}

  666. 	__asm __volatile(SFENCE:::"memory");

  667. 	__asm __volatile(EMMS:::"memory");

  668. #endif

  669. 	while(s < end)

  670. 	{

  671. 		const int b= *s++;

  672. 		const int g= *s++;

  673. 		const int r= *s++;

  674. 		*d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);

  675. 	}

  676. }

  677. 

  678. static inline void RENAME(rgb24tobgr16)(const uint8_t *src, uint8_t *dst, unsigned int src_size)

  679. {

  680. 	const uint8_t *s = src;

  681. 	const uint8_t *end;

  682. #ifdef HAVE_MMX

  683. 	const uint8_t *mm_end;

  684. #endif

  685. 	uint16_t *d = (uint16_t *)dst;

  686. 	end = s + src_size;

  687. #ifdef HAVE_MMX

  688. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  689. 	__asm __volatile(

  690. 	    "movq	%0, %%mm7\n\t"

  691. 	    "movq	%1, %%mm6\n\t"

  692. 	    ::"m"(red_16mask),"m"(green_16mask));

  693. 	mm_end = end - 15;

  694. 	while(s < mm_end)

  695. 	{

  696. 	    __asm __volatile(

  697. 		PREFETCH" 32%1\n\t"

  698. 		"movd	%1, %%mm0\n\t"

  699. 		"movd	3%1, %%mm3\n\t"

  700. 		"punpckldq 6%1, %%mm0\n\t"

  701. 		"punpckldq 9%1, %%mm3\n\t"

  702. 		"movq	%%mm0, %%mm1\n\t"

  703. 		"movq	%%mm0, %%mm2\n\t"

  704. 		"movq	%%mm3, %%mm4\n\t"

  705. 		"movq	%%mm3, %%mm5\n\t"

  706. 		"psllq	$8, %%mm0\n\t"

  707. 		"psllq	$8, %%mm3\n\t"

  708. 		"pand	%%mm7, %%mm0\n\t"

  709. 		"pand	%%mm7, %%mm3\n\t"

  710. 		"psrlq	$5, %%mm1\n\t"

  711. 		"psrlq	$5, %%mm4\n\t"

  712. 		"pand	%%mm6, %%mm1\n\t"

  713. 		"pand	%%mm6, %%mm4\n\t"

  714. 		"psrlq	$19, %%mm2\n\t"

  715. 		"psrlq	$19, %%mm5\n\t"

  716. 		"pand	%2, %%mm2\n\t"

  717. 		"pand	%2, %%mm5\n\t"

  718. 		"por	%%mm1, %%mm0\n\t"

  719. 		"por	%%mm4, %%mm3\n\t"

  720. 		"por	%%mm2, %%mm0\n\t"

  721. 		"por	%%mm5, %%mm3\n\t"

  722. 		"psllq	$16, %%mm3\n\t"

  723. 		"por	%%mm3, %%mm0\n\t"

  724. 		MOVNTQ"	%%mm0, %0\n\t"

  725. 		:"=m"(*d):"m"(*s),"m"(blue_16mask):"memory");

  726. 		d += 4;

  727. 		s += 12;

  728. 	}

  729. 	__asm __volatile(SFENCE:::"memory");

  730. 	__asm __volatile(EMMS:::"memory");

  731. #endif

  732. 	while(s < end)

  733. 	{

  734. 		const int r= *s++;

  735. 		const int g= *s++;

  736. 		const int b= *s++;

  737. 		*d++ = (b>>3) | ((g&0xFC)<<3) | ((r&0xF8)<<8);

  738. 	}

  739. }

  740. 

  741. static inline void RENAME(rgb24to15)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  742. {

  743. 	const uint8_t *s = src;

  744. 	const uint8_t *end;

  745. #ifdef HAVE_MMX

  746. 	const uint8_t *mm_end;

  747. #endif

  748. 	uint16_t *d = (uint16_t *)dst;

  749. 	end = s + src_size;

  750. #ifdef HAVE_MMX

  751. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  752. 	__asm __volatile(

  753. 	    "movq	%0, %%mm7\n\t"

  754. 	    "movq	%1, %%mm6\n\t"

  755. 	    ::"m"(red_15mask),"m"(green_15mask));

  756. 	mm_end = end - 11;

  757. 	while(s < mm_end)

  758. 	{

  759. 	    __asm __volatile(

  760. 		PREFETCH" 32%1\n\t"

  761. 		"movd	%1, %%mm0\n\t"

  762. 		"movd	3%1, %%mm3\n\t"

  763. 		"punpckldq 6%1, %%mm0\n\t"

  764. 		"punpckldq 9%1, %%mm3\n\t"

  765. 		"movq	%%mm0, %%mm1\n\t"

  766. 		"movq	%%mm0, %%mm2\n\t"

  767. 		"movq	%%mm3, %%mm4\n\t"

  768. 		"movq	%%mm3, %%mm5\n\t"

  769. 		"psrlq	$3, %%mm0\n\t"

  770. 		"psrlq	$3, %%mm3\n\t"

  771. 		"pand	%2, %%mm0\n\t"

  772. 		"pand	%2, %%mm3\n\t"

  773. 		"psrlq	$6, %%mm1\n\t"

  774. 		"psrlq	$6, %%mm4\n\t"

  775. 		"pand	%%mm6, %%mm1\n\t"

  776. 		"pand	%%mm6, %%mm4\n\t"

  777. 		"psrlq	$9, %%mm2\n\t"

  778. 		"psrlq	$9, %%mm5\n\t"

  779. 		"pand	%%mm7, %%mm2\n\t"

  780. 		"pand	%%mm7, %%mm5\n\t"

  781. 		"por	%%mm1, %%mm0\n\t"

  782. 		"por	%%mm4, %%mm3\n\t"

  783. 		"por	%%mm2, %%mm0\n\t"

  784. 		"por	%%mm5, %%mm3\n\t"

  785. 		"psllq	$16, %%mm3\n\t"

  786. 		"por	%%mm3, %%mm0\n\t"

  787. 		MOVNTQ"	%%mm0, %0\n\t"

  788. 		:"=m"(*d):"m"(*s),"m"(blue_15mask):"memory");

  789. 		d += 4;

  790. 		s += 12;

  791. 	}

  792. 	__asm __volatile(SFENCE:::"memory");

  793. 	__asm __volatile(EMMS:::"memory");

  794. #endif

  795. 	while(s < end)

  796. 	{

  797. 		const int b= *s++;

  798. 		const int g= *s++;

  799. 		const int r= *s++;

  800. 		*d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);

  801. 	}

  802. }

  803. 

  804. static inline void RENAME(rgb24tobgr15)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  805. {

  806. 	const uint8_t *s = src;

  807. 	const uint8_t *end;

  808. #ifdef HAVE_MMX

  809. 	const uint8_t *mm_end;

  810. #endif

  811. 	uint16_t *d = (uint16_t *)dst;

  812. 	end = s + src_size;

  813. #ifdef HAVE_MMX

  814. 	__asm __volatile(PREFETCH"	%0"::"m"(*src):"memory");

  815. 	__asm __volatile(

  816. 	    "movq	%0, %%mm7\n\t"

  817. 	    "movq	%1, %%mm6\n\t"

  818. 	    ::"m"(red_15mask),"m"(green_15mask));

  819. 	mm_end = end - 15;

  820. 	while(s < mm_end)

  821. 	{

  822. 	    __asm __volatile(

  823. 		PREFETCH" 32%1\n\t"

  824. 		"movd	%1, %%mm0\n\t"

  825. 		"movd	3%1, %%mm3\n\t"

  826. 		"punpckldq 6%1, %%mm0\n\t"

  827. 		"punpckldq 9%1, %%mm3\n\t"

  828. 		"movq	%%mm0, %%mm1\n\t"

  829. 		"movq	%%mm0, %%mm2\n\t"

  830. 		"movq	%%mm3, %%mm4\n\t"

  831. 		"movq	%%mm3, %%mm5\n\t"

  832. 		"psllq	$7, %%mm0\n\t"

  833. 		"psllq	$7, %%mm3\n\t"

  834. 		"pand	%%mm7, %%mm0\n\t"

  835. 		"pand	%%mm7, %%mm3\n\t"

  836. 		"psrlq	$6, %%mm1\n\t"

  837. 		"psrlq	$6, %%mm4\n\t"

  838. 		"pand	%%mm6, %%mm1\n\t"

  839. 		"pand	%%mm6, %%mm4\n\t"

  840. 		"psrlq	$19, %%mm2\n\t"

  841. 		"psrlq	$19, %%mm5\n\t"

  842. 		"pand	%2, %%mm2\n\t"

  843. 		"pand	%2, %%mm5\n\t"

  844. 		"por	%%mm1, %%mm0\n\t"

  845. 		"por	%%mm4, %%mm3\n\t"

  846. 		"por	%%mm2, %%mm0\n\t"

  847. 		"por	%%mm5, %%mm3\n\t"

  848. 		"psllq	$16, %%mm3\n\t"

  849. 		"por	%%mm3, %%mm0\n\t"

  850. 		MOVNTQ"	%%mm0, %0\n\t"

  851. 		:"=m"(*d):"m"(*s),"m"(blue_15mask):"memory");

  852. 		d += 4;

  853. 		s += 12;

  854. 	}

  855. 	__asm __volatile(SFENCE:::"memory");

  856. 	__asm __volatile(EMMS:::"memory");

  857. #endif

  858. 	while(s < end)

  859. 	{

  860. 		const int r= *s++;

  861. 		const int g= *s++;

  862. 		const int b= *s++;

  863. 		*d++ = (b>>3) | ((g&0xF8)<<2) | ((r&0xF8)<<7);

  864. 	}

  865. }

  866. 

  867. /*

  868.   I use here less accurate approximation by simply

  869.  left-shifting the input

  870.   value and filling the low order bits with

  871.  zeroes. This method improves png's

  872.   compression but this scheme cannot reproduce white exactly, since it does not

  873.   generate an all-ones maximum value; the net effect is to darken the

  874.   image slightly.

  875. 

  876.   The better method should be "left bit replication":

  877. 

  878.    4 3 2 1 0

  879.    ---------

  880.    1 1 0 1 1

  881. 

  882.    7 6 5 4 3  2 1 0

  883.    ----------------

  884.    1 1 0 1 1  1 1 0

  885.    |=======|  |===|

  886.        |      Leftmost Bits Repeated to Fill Open Bits

  887.        |

  888.    Original Bits

  889. */

  890. static inline void RENAME(rgb15to24)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  891. {

  892. 	const uint16_t *end;

  893. #ifdef HAVE_MMX

  894. 	const uint16_t *mm_end;

  895. #endif

  896. 	uint8_t *d = (uint8_t *)dst;

  897. 	const uint16_t *s = (uint16_t *)src;

  898. 	end = s + src_size/2;

  899. #ifdef HAVE_MMX

  900. 	__asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  901. 	mm_end = end - 7;

  902. 	while(s < mm_end)

  903. 	{

  904. 	    __asm __volatile(

  905. 		PREFETCH" 32%1\n\t"

  906. 		"movq	%1, %%mm0\n\t"

  907. 		"movq	%1, %%mm1\n\t"

  908. 		"movq	%1, %%mm2\n\t"

  909. 		"pand	%2, %%mm0\n\t"

  910. 		"pand	%3, %%mm1\n\t"

  911. 		"pand	%4, %%mm2\n\t"

  912. 		"psllq	$3, %%mm0\n\t"

  913. 		"psrlq	$2, %%mm1\n\t"

  914. 		"psrlq	$7, %%mm2\n\t"

  915. 		"movq	%%mm0, %%mm3\n\t"

  916. 		"movq	%%mm1, %%mm4\n\t"

  917. 		"movq	%%mm2, %%mm5\n\t"

  918. 		"punpcklwd %5, %%mm0\n\t"

  919. 		"punpcklwd %5, %%mm1\n\t"

  920. 		"punpcklwd %5, %%mm2\n\t"

  921. 		"punpckhwd %5, %%mm3\n\t"

  922. 		"punpckhwd %5, %%mm4\n\t"

  923. 		"punpckhwd %5, %%mm5\n\t"

  924. 		"psllq	$8, %%mm1\n\t"

  925. 		"psllq	$16, %%mm2\n\t"

  926. 		"por	%%mm1, %%mm0\n\t"

  927. 		"por	%%mm2, %%mm0\n\t"

  928. 		"psllq	$8, %%mm4\n\t"

  929. 		"psllq	$16, %%mm5\n\t"

  930. 		"por	%%mm4, %%mm3\n\t"

  931. 		"por	%%mm5, %%mm3\n\t"

  932. 

  933. 		"movq	%%mm0, %%mm6\n\t"

  934. 		"movq	%%mm3, %%mm7\n\t"

  935. 		

  936. 		"movq	8%1, %%mm0\n\t"

  937. 		"movq	8%1, %%mm1\n\t"

  938. 		"movq	8%1, %%mm2\n\t"

  939. 		"pand	%2, %%mm0\n\t"

  940. 		"pand	%3, %%mm1\n\t"

  941. 		"pand	%4, %%mm2\n\t"

  942. 		"psllq	$3, %%mm0\n\t"

  943. 		"psrlq	$2, %%mm1\n\t"

  944. 		"psrlq	$7, %%mm2\n\t"

  945. 		"movq	%%mm0, %%mm3\n\t"

  946. 		"movq	%%mm1, %%mm4\n\t"

  947. 		"movq	%%mm2, %%mm5\n\t"

  948. 		"punpcklwd %5, %%mm0\n\t"

  949. 		"punpcklwd %5, %%mm1\n\t"

  950. 		"punpcklwd %5, %%mm2\n\t"

  951. 		"punpckhwd %5, %%mm3\n\t"

  952. 		"punpckhwd %5, %%mm4\n\t"

  953. 		"punpckhwd %5, %%mm5\n\t"

  954. 		"psllq	$8, %%mm1\n\t"

  955. 		"psllq	$16, %%mm2\n\t"

  956. 		"por	%%mm1, %%mm0\n\t"

  957. 		"por	%%mm2, %%mm0\n\t"

  958. 		"psllq	$8, %%mm4\n\t"

  959. 		"psllq	$16, %%mm5\n\t"

  960. 		"por	%%mm4, %%mm3\n\t"

  961. 		"por	%%mm5, %%mm3\n\t"

  962. 

  963. 		:"=m"(*d)

  964. 		:"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r), "m"(mmx_null)

  965. 		:"memory");

  966. 	    /* Borrowed 32 to 24 */

  967. 	    __asm __volatile(

  968. 		"movq	%%mm0, %%mm4\n\t"

  969. 		"movq	%%mm3, %%mm5\n\t"

  970. 		"movq	%%mm6, %%mm0\n\t"

  971. 		"movq	%%mm7, %%mm1\n\t"

  972. 		

  973. 		"movq	%%mm4, %%mm6\n\t"

  974. 		"movq	%%mm5, %%mm7\n\t"

  975. 		"movq	%%mm0, %%mm2\n\t"

  976. 		"movq	%%mm1, %%mm3\n\t"

  977. 

  978. 		"psrlq	$8, %%mm2\n\t"

  979. 		"psrlq	$8, %%mm3\n\t"

  980. 		"psrlq	$8, %%mm6\n\t"

  981. 		"psrlq	$8, %%mm7\n\t"

  982. 		"pand	%2, %%mm0\n\t"

  983. 		"pand	%2, %%mm1\n\t"

  984. 		"pand	%2, %%mm4\n\t"

  985. 		"pand	%2, %%mm5\n\t"

  986. 		"pand	%3, %%mm2\n\t"

  987. 		"pand	%3, %%mm3\n\t"

  988. 		"pand	%3, %%mm6\n\t"

  989. 		"pand	%3, %%mm7\n\t"

  990. 		"por	%%mm2, %%mm0\n\t"

  991. 		"por	%%mm3, %%mm1\n\t"

  992. 		"por	%%mm6, %%mm4\n\t"

  993. 		"por	%%mm7, %%mm5\n\t"

  994. 

  995. 		"movq	%%mm1, %%mm2\n\t"

  996. 		"movq	%%mm4, %%mm3\n\t"

  997. 		"psllq	$48, %%mm2\n\t"

  998. 		"psllq	$32, %%mm3\n\t"

  999. 		"pand	%4, %%mm2\n\t"

  1000. 		"pand	%5, %%mm3\n\t"

  1001. 		"por	%%mm2, %%mm0\n\t"

  1002. 		"psrlq	$16, %%mm1\n\t"

  1003. 		"psrlq	$32, %%mm4\n\t"

  1004. 		"psllq	$16, %%mm5\n\t"

  1005. 		"por	%%mm3, %%mm1\n\t"

  1006. 		"pand	%6, %%mm5\n\t"

  1007. 		"por	%%mm5, %%mm4\n\t"

  1008. 

  1009. 		MOVNTQ"	%%mm0, %0\n\t"

  1010. 		MOVNTQ"	%%mm1, 8%0\n\t"

  1011. 		MOVNTQ"	%%mm4, 16%0"

  1012. 

  1013. 		:"=m"(*d)

  1014. 		:"m"(*s),"m"(mask24l),"m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh)

  1015. 		:"memory");

  1016. 		d += 24;

  1017. 		s += 8;

  1018. 	}

  1019. 	__asm __volatile(SFENCE:::"memory");

  1020. 	__asm __volatile(EMMS:::"memory");

  1021. #endif

  1022. 	while(s < end)

  1023. 	{

  1024. 		register uint16_t bgr;

  1025. 		bgr = *s++;

  1026. 		*d++ = (bgr&0x1F)<<3;

  1027. 		*d++ = (bgr&0x3E0)>>2;

  1028. 		*d++ = (bgr&0x7C00)>>7;

  1029. 	}

  1030. }

  1031. 

  1032. static inline void RENAME(rgb16to24)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  1033. {

  1034. 	const uint16_t *end;

  1035. #ifdef HAVE_MMX

  1036. 	const uint16_t *mm_end;

  1037. #endif

  1038. 	uint8_t *d = (uint8_t *)dst;

  1039. 	const uint16_t *s = (const uint16_t *)src;

  1040. 	end = s + src_size/2;

  1041. #ifdef HAVE_MMX

  1042. 	__asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  1043. 	mm_end = end - 7;

  1044. 	while(s < mm_end)

  1045. 	{

  1046. 	    __asm __volatile(

  1047. 		PREFETCH" 32%1\n\t"

  1048. 		"movq	%1, %%mm0\n\t"

  1049. 		"movq	%1, %%mm1\n\t"

  1050. 		"movq	%1, %%mm2\n\t"

  1051. 		"pand	%2, %%mm0\n\t"

  1052. 		"pand	%3, %%mm1\n\t"

  1053. 		"pand	%4, %%mm2\n\t"

  1054. 		"psllq	$3, %%mm0\n\t"

  1055. 		"psrlq	$3, %%mm1\n\t"

  1056. 		"psrlq	$8, %%mm2\n\t"

  1057. 		"movq	%%mm0, %%mm3\n\t"

  1058. 		"movq	%%mm1, %%mm4\n\t"

  1059. 		"movq	%%mm2, %%mm5\n\t"

  1060. 		"punpcklwd %5, %%mm0\n\t"

  1061. 		"punpcklwd %5, %%mm1\n\t"

  1062. 		"punpcklwd %5, %%mm2\n\t"

  1063. 		"punpckhwd %5, %%mm3\n\t"

  1064. 		"punpckhwd %5, %%mm4\n\t"

  1065. 		"punpckhwd %5, %%mm5\n\t"

  1066. 		"psllq	$8, %%mm1\n\t"

  1067. 		"psllq	$16, %%mm2\n\t"

  1068. 		"por	%%mm1, %%mm0\n\t"

  1069. 		"por	%%mm2, %%mm0\n\t"

  1070. 		"psllq	$8, %%mm4\n\t"

  1071. 		"psllq	$16, %%mm5\n\t"

  1072. 		"por	%%mm4, %%mm3\n\t"

  1073. 		"por	%%mm5, %%mm3\n\t"

  1074. 		

  1075. 		"movq	%%mm0, %%mm6\n\t"

  1076. 		"movq	%%mm3, %%mm7\n\t"

  1077. 

  1078. 		"movq	8%1, %%mm0\n\t"

  1079. 		"movq	8%1, %%mm1\n\t"

  1080. 		"movq	8%1, %%mm2\n\t"

  1081. 		"pand	%2, %%mm0\n\t"

  1082. 		"pand	%3, %%mm1\n\t"

  1083. 		"pand	%4, %%mm2\n\t"

  1084. 		"psllq	$3, %%mm0\n\t"

  1085. 		"psrlq	$3, %%mm1\n\t"

  1086. 		"psrlq	$8, %%mm2\n\t"

  1087. 		"movq	%%mm0, %%mm3\n\t"

  1088. 		"movq	%%mm1, %%mm4\n\t"

  1089. 		"movq	%%mm2, %%mm5\n\t"

  1090. 		"punpcklwd %5, %%mm0\n\t"

  1091. 		"punpcklwd %5, %%mm1\n\t"

  1092. 		"punpcklwd %5, %%mm2\n\t"

  1093. 		"punpckhwd %5, %%mm3\n\t"

  1094. 		"punpckhwd %5, %%mm4\n\t"

  1095. 		"punpckhwd %5, %%mm5\n\t"

  1096. 		"psllq	$8, %%mm1\n\t"

  1097. 		"psllq	$16, %%mm2\n\t"

  1098. 		"por	%%mm1, %%mm0\n\t"

  1099. 		"por	%%mm2, %%mm0\n\t"

  1100. 		"psllq	$8, %%mm4\n\t"

  1101. 		"psllq	$16, %%mm5\n\t"

  1102. 		"por	%%mm4, %%mm3\n\t"

  1103. 		"por	%%mm5, %%mm3\n\t"

  1104. 		:"=m"(*d)

  1105. 		:"m"(*s),"m"(mask16b),"m"(mask16g),"m"(mask16r),"m"(mmx_null)		

  1106. 		:"memory");

  1107. 	    /* Borrowed 32 to 24 */

  1108. 	    __asm __volatile(

  1109. 		"movq	%%mm0, %%mm4\n\t"

  1110. 		"movq	%%mm3, %%mm5\n\t"

  1111. 		"movq	%%mm6, %%mm0\n\t"

  1112. 		"movq	%%mm7, %%mm1\n\t"

  1113. 		

  1114. 		"movq	%%mm4, %%mm6\n\t"

  1115. 		"movq	%%mm5, %%mm7\n\t"

  1116. 		"movq	%%mm0, %%mm2\n\t"

  1117. 		"movq	%%mm1, %%mm3\n\t"

  1118. 

  1119. 		"psrlq	$8, %%mm2\n\t"

  1120. 		"psrlq	$8, %%mm3\n\t"

  1121. 		"psrlq	$8, %%mm6\n\t"

  1122. 		"psrlq	$8, %%mm7\n\t"

  1123. 		"pand	%2, %%mm0\n\t"

  1124. 		"pand	%2, %%mm1\n\t"

  1125. 		"pand	%2, %%mm4\n\t"

  1126. 		"pand	%2, %%mm5\n\t"

  1127. 		"pand	%3, %%mm2\n\t"

  1128. 		"pand	%3, %%mm3\n\t"

  1129. 		"pand	%3, %%mm6\n\t"

  1130. 		"pand	%3, %%mm7\n\t"

  1131. 		"por	%%mm2, %%mm0\n\t"

  1132. 		"por	%%mm3, %%mm1\n\t"

  1133. 		"por	%%mm6, %%mm4\n\t"

  1134. 		"por	%%mm7, %%mm5\n\t"

  1135. 

  1136. 		"movq	%%mm1, %%mm2\n\t"

  1137. 		"movq	%%mm4, %%mm3\n\t"

  1138. 		"psllq	$48, %%mm2\n\t"

  1139. 		"psllq	$32, %%mm3\n\t"

  1140. 		"pand	%4, %%mm2\n\t"

  1141. 		"pand	%5, %%mm3\n\t"

  1142. 		"por	%%mm2, %%mm0\n\t"

  1143. 		"psrlq	$16, %%mm1\n\t"

  1144. 		"psrlq	$32, %%mm4\n\t"

  1145. 		"psllq	$16, %%mm5\n\t"

  1146. 		"por	%%mm3, %%mm1\n\t"

  1147. 		"pand	%6, %%mm5\n\t"

  1148. 		"por	%%mm5, %%mm4\n\t"

  1149. 

  1150. 		MOVNTQ"	%%mm0, %0\n\t"

  1151. 		MOVNTQ"	%%mm1, 8%0\n\t"

  1152. 		MOVNTQ"	%%mm4, 16%0"

  1153. 

  1154. 		:"=m"(*d)

  1155. 		:"m"(*s),"m"(mask24l),"m"(mask24h),"m"(mask24hh),"m"(mask24hhh),"m"(mask24hhhh)

  1156. 		:"memory");

  1157. 		d += 24;

  1158. 		s += 8;

  1159. 	}

  1160. 	__asm __volatile(SFENCE:::"memory");

  1161. 	__asm __volatile(EMMS:::"memory");

  1162. #endif

  1163. 	while(s < end)

  1164. 	{

  1165. 		register uint16_t bgr;

  1166. 		bgr = *s++;

  1167. 		*d++ = (bgr&0x1F)<<3;

  1168. 		*d++ = (bgr&0x7E0)>>3;

  1169. 		*d++ = (bgr&0xF800)>>8;

  1170. 	}

  1171. }

  1172. 

  1173. static inline void RENAME(rgb15to32)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  1174. {

  1175. 	const uint16_t *end;

  1176. #ifdef HAVE_MMX

  1177. 	const uint16_t *mm_end;

  1178. #endif

  1179. 	uint8_t *d = (uint8_t *)dst;

  1180. 	const uint16_t *s = (const uint16_t *)src;

  1181. 	end = s + src_size/2;

  1182. #ifdef HAVE_MMX

  1183. 	__asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  1184. 	__asm __volatile("pxor	%%mm7,%%mm7\n\t":::"memory");

  1185. 	mm_end = end - 3;

  1186. 	while(s < mm_end)

  1187. 	{

  1188. 	    __asm __volatile(

  1189. 		PREFETCH" 32%1\n\t"

  1190. 		"movq	%1, %%mm0\n\t"

  1191. 		"movq	%1, %%mm1\n\t"

  1192. 		"movq	%1, %%mm2\n\t"

  1193. 		"pand	%2, %%mm0\n\t"

  1194. 		"pand	%3, %%mm1\n\t"

  1195. 		"pand	%4, %%mm2\n\t"

  1196. 		"psllq	$3, %%mm0\n\t"

  1197. 		"psrlq	$2, %%mm1\n\t"

  1198. 		"psrlq	$7, %%mm2\n\t"

  1199. 		"movq	%%mm0, %%mm3\n\t"

  1200. 		"movq	%%mm1, %%mm4\n\t"

  1201. 		"movq	%%mm2, %%mm5\n\t"

  1202. 		"punpcklwd %%mm7, %%mm0\n\t"

  1203. 		"punpcklwd %%mm7, %%mm1\n\t"

  1204. 		"punpcklwd %%mm7, %%mm2\n\t"

  1205. 		"punpckhwd %%mm7, %%mm3\n\t"

  1206. 		"punpckhwd %%mm7, %%mm4\n\t"

  1207. 		"punpckhwd %%mm7, %%mm5\n\t"

  1208. 		"psllq	$8, %%mm1\n\t"

  1209. 		"psllq	$16, %%mm2\n\t"

  1210. 		"por	%%mm1, %%mm0\n\t"

  1211. 		"por	%%mm2, %%mm0\n\t"

  1212. 		"psllq	$8, %%mm4\n\t"

  1213. 		"psllq	$16, %%mm5\n\t"

  1214. 		"por	%%mm4, %%mm3\n\t"

  1215. 		"por	%%mm5, %%mm3\n\t"

  1216. 		MOVNTQ"	%%mm0, %0\n\t"

  1217. 		MOVNTQ"	%%mm3, 8%0\n\t"

  1218. 		:"=m"(*d)

  1219. 		:"m"(*s),"m"(mask15b),"m"(mask15g),"m"(mask15r)

  1220. 		:"memory");

  1221. 		d += 16;

  1222. 		s += 4;

  1223. 	}

  1224. 	__asm __volatile(SFENCE:::"memory");

  1225. 	__asm __volatile(EMMS:::"memory");

  1226. #endif

  1227. 	while(s < end)

  1228. 	{

  1229. #if 0 //slightly slower on athlon

  1230. 		int bgr= *s++;

  1231. 		*((uint32_t*)d)++ = ((bgr&0x1F)<<3) + ((bgr&0x3E0)<<6) + ((bgr&0x7C00)<<9);

  1232. #else

  1233. //FIXME this is very likely wrong for bigendian (and the following converters too)

  1234. 		register uint16_t bgr;

  1235. 		bgr = *s++;

  1236. 		*d++ = (bgr&0x1F)<<3;

  1237. 		*d++ = (bgr&0x3E0)>>2;

  1238. 		*d++ = (bgr&0x7C00)>>7;

  1239. 		*d++ = 0;

  1240. #endif

  1241. 	}

  1242. }

  1243. 

  1244. static inline void RENAME(rgb16to32)(const uint8_t *src, uint8_t *dst, unsigned src_size)

  1245. {

  1246. 	const uint16_t *end;

  1247. #ifdef HAVE_MMX

  1248. 	const uint16_t *mm_end;

  1249. #endif

  1250. 	uint8_t *d = (uint8_t *)dst;

  1251. 	const uint16_t *s = (uint16_t *)src;

  1252. 	end = s + src_size/2;

  1253. #ifdef HAVE_MMX

  1254. 	__asm __volatile(PREFETCH"	%0"::"m"(*s):"memory");

  1255. 	__asm __volatile("pxor	%%mm7,%%mm7\n\t":::"memory");

  1256. 	mm_end = end - 3;

  1257. 	while(s < mm_end)

  1258. 	{

  1259. 	    __asm __volatile(

  1260. 		PREFETCH" 32%1\n\t"

  1261. 		"movq	%1, %%mm0\n\t"

  1262. 		"movq	%1, %%mm1\n\t"

  1263. 		"movq	%1, %%mm2\n\t"

  1264. 		"pand	%2, %%mm0\n\t"

  1265. 		"pand	%3, %%mm1\n\t"

  1266. 		"pand	%4, %%mm2\n\t"

  1267. 		"psllq	$3, %%mm0\n\t"

  1268. 		"psrlq	$3, %%mm1\n\t"

  1269. 		"psrlq	$8, %%mm2\n\t"

  1270. 		"movq	%%mm0, %%mm3\n\t"

  1271. 		"movq	%%mm1, %%mm4\n\t"

  1272. 		"movq	%%mm2, %%mm5\n\t"

  1273. 		"punpcklwd %%mm7, %%mm0\n\t"

  1274. 		"punpcklwd %%mm7, %%mm1\n\t"

  1275. 		"punpcklwd %%mm7, %%mm2\n\t"

  1276. 		"punpckhwd %%mm7, %%mm3\n\t"

  1277. 		"punpckhwd %%mm7, %%mm4\n\t"

  1278. 		"punpckhwd %%mm7, %%mm5\n\t"

  1279. 		"psllq	$8, %%mm1\n\t"

  1280. 		"psllq	$16, %%mm2\n\t"

  1281. 		"por	%%mm1, %%mm0\n\t"

  1282. 		"por	%%mm2, %%mm0\n\t"

  1283. 		"psllq	$8, %%mm4\n\t"

  1284. 		"psllq	$16, %%mm5\n\t"

  1285. 		"por	%%mm4, %%mm3\n\t"

  1286. 		"por	%%mm5, %%mm3\n\t"

  1287. 		MOVNTQ"	%%mm0, %0\n\t"

  1288. 		MOVNTQ"	%%mm3, 8%0\n\t"

  1289. 		:"=m"(*d)

  1290. 		:"m"(*s),"m"(mask16b),"m"(mask16g),"m"(mask16r)

  1291. 		:"memory");

  1292. 		d += 16;

  1293. 		s += 4;

  1294. 	}

  1295. 	__asm __volatile(SFENCE:::"memory");

  1296. 	__asm __volatile(EMMS:::"memory");

  1297. #endif

  1298. 	while(s < end)

  1299. 	{

  1300. 		register uint16_t bgr;

  1301. 		bgr = *s++;

  1302. 		*d++ = (bgr&0x1F)<<3;

  1303. 		*d++ = (bgr&0x7E0)>>3;

  1304. 		*d++ = (bgr&0xF800)>>8;

  1305. 		*d++ = 0;

  1306. 	}

  1307. }

  1308. 

  1309. static inline void RENAME(rgb32tobgr32)(const uint8_t *src, uint8_t *dst, unsigned int src_size)

  1310. {

  1311. #ifdef HAVE_MMX

  1312. /* TODO: unroll this loop */

  1313. 	asm volatile (

  1314. 		"xorl %%eax, %%eax		\n\t"

  1315. 		".balign 16			\n\t"

  1316. 		"1:				\n\t"

  1317. 		PREFETCH" 32(%0, %%eax)		\n\t"

  1318. 		"movq (%0, %%eax), %%mm0	\n\t"

  1319. 		"movq %%mm0, %%mm1		\n\t"

  1320. 		"movq %%mm0, %%mm2		\n\t"

  1321. 		"pslld $16, %%mm0		\n\t"

  1322. 		"psrld $16, %%mm1		\n\t"

  1323. 		"pand "MANGLE(mask32r)", %%mm0	\n\t"

  1324. 		"pand "MANGLE(mask32g)", %%mm2	\n\t"

  1325. 		"pand "MANGLE(mask32b)", %%mm1	\n\t"

  1326. 		"por %%mm0, %%mm2		\n\t"

  1327. 		"por %%mm1, %%mm2		\n\t"

  1328. 		MOVNTQ" %%mm2, (%1, %%eax)	\n\t"

  1329. 		"addl $8, %%eax			\n\t"

  1330. 		"cmpl %2, %%eax			\n\t"

  1331. 		" jb 1b				\n\t"

  1332. 		:: "r" (src), "r"(dst), "r" (src_size-7)

  1333. 		: "%eax"

  1334. 	);

  1335. 

  1336. 	__asm __volatile(SFENCE:::"memory");

  1337. 	__asm __volatile(EMMS:::"memory");

  1338. #else

  1339. 	unsigned i;

  1340. 	unsigned num_pixels = src_size >> 2;

  1341. 	for(i=0; i<num_pixels; i++)

  1342. 	{

  1343. #ifdef WORDS_BIGENDIAN  

  1344. 	  dst[4*i + 1] = src[4*i + 3];

  1345. 	  dst[4*i + 2] = src[4*i + 2];

  1346. 	  dst[4*i + 3] = src[4*i + 1];

  1347. #else

  1348. 	  dst[4*i + 0] = src[4*i + 2];

  1349. 	  dst[4*i + 1] = src[4*i + 1];

  1350. 	  dst[4*i + 2] = src[4*i + 0];

  1351. #endif

  1352. 	}

  1353. #endif

  1354. }

  1355. 

  1356. static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, unsigned int src_size)

  1357. {

  1358. 	unsigned i;

  1359. #ifdef HAVE_MMX

  1360. 	int mmx_size= 23 - src_size;

  1361. 	asm volatile (

  1362. 		"movq "MANGLE(mask24r)", %%mm5	\n\t"

  1363. 		"movq "MANGLE(mask24g)", %%mm6	\n\t"

  1364. 		"movq "MANGLE(mask24b)", %%mm7	\n\t"

  1365. 		".balign 16			\n\t"

  1366. 		"1:				\n\t"

  1367. 		PREFETCH" 32(%1, %%eax)		\n\t"

  1368. 		"movq   (%1, %%eax), %%mm0	\n\t" // BGR BGR BG

  1369. 		"movq   (%1, %%eax), %%mm1	\n\t" // BGR BGR BG

  1370. 		"movq  2(%1, %%eax), %%mm2	\n\t" // R BGR BGR B

  1371. 		"psllq $16, %%mm0		\n\t" // 00 BGR BGR

  1372. 		"pand %%mm5, %%mm0		\n\t"

  1373. 		"pand %%mm6, %%mm1		\n\t"

  1374. 		"pand %%mm7, %%mm2		\n\t"

  1375. 		"por %%mm0, %%mm1		\n\t"

  1376. 		"por %%mm2, %%mm1		\n\t"                

  1377. 		"movq  6(%1, %%eax), %%mm0	\n\t" // BGR BGR BG

  1378. 		MOVNTQ" %%mm1,   (%2, %%eax)	\n\t" // RGB RGB RG

  1379. 		"movq  8(%1, %%eax), %%mm1	\n\t" // R BGR BGR B

  1380. 		"movq 10(%1, %%eax), %%mm2	\n\t" // GR BGR BGR

  1381. 		"pand %%mm7, %%mm0		\n\t"

  1382. 		"pand %%mm5, %%mm1		\n\t"

  1383. 		"pand %%mm6, %%mm2		\n\t"

  1384. 		"por %%mm0, %%mm1		\n\t"

  1385. 		"por %%mm2, %%mm1		\n\t"                

  1386. 		"movq 14(%1, %%eax), %%mm0	\n\t" // R BGR BGR B

  1387. 		MOVNTQ" %%mm1,  8(%2, %%eax)	\n\t" // B RGB RGB R

  1388. 		"movq 16(%1, %%eax), %%mm1	\n\t" // GR BGR BGR

  1389. 		"movq 18(%1, %%eax), %%mm2	\n\t" // BGR BGR BG

  1390. 		"pand %%mm6, %%mm0		\n\t"

  1391. 		"pand %%mm7, %%mm1		\n\t"

  1392. 		"pand %%mm5, %%mm2		\n\t"

  1393. 		"por %%mm0, %%mm1		\n\t"

  1394. 		"por %%mm2, %%mm1		\n\t"                

  1395. 		MOVNTQ" %%mm1, 16(%2, %%eax)	\n\t"

  1396. 		"addl $24, %%eax		\n\t"

  1397. 		" js 1b				\n\t"

  1398. 		: "+a" (mmx_size)

  1399. 		: "r" (src-mmx_size), "r"(dst-mmx_size)

  1400. 	);

  1401. 

  1402. 	__asm __volatile(SFENCE:::"memory");

  1403. 	__asm __volatile(EMMS:::"memory");

  1404. 

  1405. 	if(mmx_size==23) return; //finihsed, was multiple of 8

  1406. 

  1407. 	src+= src_size;

  1408. 	dst+= src_size;

  1409. 	src_size= 23-mmx_size;

  1410. 	src-= src_size;

  1411. 	dst-= src_size;

  1412. #endif

  1413. 	for(i=0; i<src_size; i+=3)

  1414. 	{

  1415. 		register uint8_t x;

  1416. 		x          = src[i + 2];

  1417. 		dst[i + 1] = src[i + 1];

  1418. 		dst[i + 2] = src[i + 0];

  1419. 		dst[i + 0] = x;

  1420. 	}

  1421. }

  1422. 

  1423. static inline void RENAME(yuvPlanartoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,

  1424. 	unsigned int width, unsigned int height,

  1425. 	int lumStride, int chromStride, int dstStride, int vertLumPerChroma)

  1426. {

  1427. 	unsigned y;

  1428. 	const unsigned chromWidth= width>>1;

  1429. 	for(y=0; y<height; y++)

  1430. 	{

  1431. #ifdef HAVE_MMX

  1432. //FIXME handle 2 lines a once (fewer prefetch, reuse some chrom, but very likely limited by mem anyway)

  1433. 		asm volatile(

  1434. 			"xorl %%eax, %%eax		\n\t"

  1435. 			".balign 16			\n\t"

  1436. 			"1:				\n\t"

  1437. 			PREFETCH" 32(%1, %%eax, 2)	\n\t"

  1438. 			PREFETCH" 32(%2, %%eax)		\n\t"

  1439. 			PREFETCH" 32(%3, %%eax)		\n\t"

  1440. 			"movq (%2, %%eax), %%mm0	\n\t" // U(0)

  1441. 			"movq %%mm0, %%mm2		\n\t" // U(0)

  1442. 			"movq (%3, %%eax), %%mm1	\n\t" // V(0)

  1443. 			"punpcklbw %%mm1, %%mm0		\n\t" // UVUV UVUV(0)

  1444. 			"punpckhbw %%mm1, %%mm2		\n\t" // UVUV UVUV(8)

  1445. 

  1446. 			"movq (%1, %%eax,2), %%mm3	\n\t" // Y(0)

  1447. 			"movq 8(%1, %%eax,2), %%mm5	\n\t" // Y(8)

  1448. 			"movq %%mm3, %%mm4		\n\t" // Y(0)

  1449. 			"movq %%mm5, %%mm6		\n\t" // Y(8)

  1450. 			"punpcklbw %%mm0, %%mm3		\n\t" // YUYV YUYV(0)

  1451. 			"punpckhbw %%mm0, %%mm4		\n\t" // YUYV YUYV(4)

  1452. 			"punpcklbw %%mm2, %%mm5		\n\t" // YUYV YUYV(8)

  1453. 			"punpckhbw %%mm2, %%mm6		\n\t" // YUYV YUYV(12)

  1454. 

  1455. 			MOVNTQ" %%mm3, (%0, %%eax, 4)	\n\t"

  1456. 			MOVNTQ" %%mm4, 8(%0, %%eax, 4)	\n\t"

  1457. 			MOVNTQ" %%mm5, 16(%0, %%eax, 4)	\n\t"

  1458. 			MOVNTQ" %%mm6, 24(%0, %%eax, 4)	\n\t"

  1459. 

  1460. 			"addl $8, %%eax			\n\t"

  1461. 			"cmpl %4, %%eax			\n\t"

  1462. 			" jb 1b				\n\t"

  1463. 			::"r"(dst), "r"(ysrc), "r"(usrc), "r"(vsrc), "g" (chromWidth)

  1464. 			: "%eax"

  1465. 		);

  1466. #else

  1467. 

  1468. #if defined ARCH_ALPHA && defined HAVE_MVI

  1469. #define pl2yuy2(n)					\

  1470. 	y1 = yc[n];					\

  1471. 	y2 = yc2[n];					\

  1472. 	u = uc[n];					\

  1473. 	v = vc[n];					\

  1474. 	asm("unpkbw %1, %0" : "=r"(y1) : "r"(y1));	\

  1475. 	asm("unpkbw %1, %0" : "=r"(y2) : "r"(y2));	\

  1476. 	asm("unpkbl %1, %0" : "=r"(u) : "r"(u));	\

  1477. 	asm("unpkbl %1, %0" : "=r"(v) : "r"(v));	\

  1478. 	yuv1 = (u << 8) + (v << 24);			\

  1479. 	yuv2 = yuv1 + y2;				\

  1480. 	yuv1 += y1;					\

  1481. 	qdst[n] = yuv1;					\

  1482. 	qdst2[n] = yuv2;

  1483. 

  1484. 		int i;

  1485. 		uint64_t *qdst = (uint64_t *) dst;

  1486. 		uint64_t *qdst2 = (uint64_t *) (dst + dstStride);

  1487. 		const uint32_t *yc = (uint32_t *) ysrc;

  1488. 		const uint32_t *yc2 = (uint32_t *) (ysrc + lumStride);

  1489. 		const uint16_t *uc = (uint16_t*) usrc, *vc = (uint16_t*) vsrc;

  1490. 		for(i = 0; i < chromWidth; i += 8){

  1491. 			uint64_t y1, y2, yuv1, yuv2;

  1492. 			uint64_t u, v;

  1493. 			/* Prefetch */

  1494. 			asm("ldq $31,64(%0)" :: "r"(yc));

  1495. 			asm("ldq $31,64(%0)" :: "r"(yc2));

  1496. 			asm("ldq $31,64(%0)" :: "r"(uc));

  1497. 			asm("ldq $31,64(%0)" :: "r"(vc));

  1498. 

  1499. 			pl2yuy2(0);

  1500. 			pl2yuy2(1);

  1501. 			pl2yuy2(2);

  1502. 			pl2yuy2(3);

  1503. 

  1504. 			yc += 4;

  1505. 			yc2 += 4;

  1506. 			uc += 4;

  1507. 			vc += 4;

  1508. 			qdst += 4;

  1509. 			qdst2 += 4;

  1510. 		}

  1511. 		y++;

  1512. 		ysrc += lumStride;

  1513. 		dst += dstStride;

  1514. 

  1515. #elif __WORDSIZE >= 64

  1516. 		int i;

  1517. 		uint64_t *ldst = (uint64_t *) dst;

  1518. 		const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;

  1519. 		for(i = 0; i < chromWidth; i += 2){

  1520. 			uint64_t k, l;

  1521. 			k = yc[0] + (uc[0] << 8) +

  1522. 			    (yc[1] << 16) + (vc[0] << 24);

  1523. 			l = yc[2] + (uc[1] << 8) +

  1524. 			    (yc[3] << 16) + (vc[1] << 24);

  1525. 			*ldst++ = k + (l << 32);

  1526. 			yc += 4;

  1527. 			uc += 2;

  1528. 			vc += 2;

  1529. 		}

  1530. 

  1531. #else

  1532. 		int i, *idst = (int32_t *) dst;

  1533. 		const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;

  1534. 		for(i = 0; i < chromWidth; i++){

  1535. 			*idst++ = yc[0] + (uc[0] << 8) +

  1536. 			    (yc[1] << 16) + (vc[0] << 24);

  1537. 			yc += 2;

  1538. 			uc++;

  1539. 			vc++;

  1540. 		}

  1541. #endif

  1542. #endif

  1543. 		if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) )

  1544. 		{

  1545. 			usrc += chromStride;

  1546. 			vsrc += chromStride;

  1547. 		}

  1548. 		ysrc += lumStride;

  1549. 		dst += dstStride;

  1550. 	}

  1551. #ifdef HAVE_MMX

  1552. asm(    EMMS" \n\t"

  1553.         SFENCE" \n\t"

  1554.         :::"memory");

  1555. #endif

  1556. }

  1557. 

  1558. /**

  1559.  *

  1560.  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a

  1561.  * problem for anyone then tell me, and ill fix it)

  1562.  */

  1563. static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,

  1564. 	unsigned int width, unsigned int height,

  1565. 	int lumStride, int chromStride, int dstStride)

  1566. {

  1567. 	//FIXME interpolate chroma

  1568. 	RENAME(yuvPlanartoyuy2)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 2);

  1569. }

  1570. 

  1571. static inline void RENAME(yuvPlanartouyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,

  1572. 	unsigned int width, unsigned int height,

  1573. 	int lumStride, int chromStride, int dstStride, int vertLumPerChroma)

  1574. {

  1575. 	unsigned y;

  1576. 	const unsigned chromWidth= width>>1;

  1577. 	for(y=0; y<height; y++)

  1578. 	{

  1579. #ifdef HAVE_MMX

  1580. //FIXME handle 2 lines a once (fewer prefetch, reuse some chrom, but very likely limited by mem anyway)

  1581. 		asm volatile(

  1582. 			"xorl %%eax, %%eax		\n\t"

  1583. 			".balign 16			\n\t"

  1584. 			"1:				\n\t"

  1585. 			PREFETCH" 32(%1, %%eax, 2)	\n\t"

  1586. 			PREFETCH" 32(%2, %%eax)		\n\t"

  1587. 			PREFETCH" 32(%3, %%eax)		\n\t"

  1588. 			"movq (%2, %%eax), %%mm0	\n\t" // U(0)

  1589. 			"movq %%mm0, %%mm2		\n\t" // U(0)

  1590. 			"movq (%3, %%eax), %%mm1	\n\t" // V(0)

  1591. 			"punpcklbw %%mm1, %%mm0		\n\t" // UVUV UVUV(0)

  1592. 			"punpckhbw %%mm1, %%mm2		\n\t" // UVUV UVUV(8)

  1593. 

  1594. 			"movq (%1, %%eax,2), %%mm3	\n\t" // Y(0)

  1595. 			"movq 8(%1, %%eax,2), %%mm5	\n\t" // Y(8)

  1596. 			"movq %%mm0, %%mm4		\n\t" // Y(0)

  1597. 			"movq %%mm2, %%mm6		\n\t" // Y(8)

  1598. 			"punpcklbw %%mm3, %%mm0		\n\t" // YUYV YUYV(0)

  1599. 			"punpckhbw %%mm3, %%mm4		\n\t" // YUYV YUYV(4)

  1600. 			"punpcklbw %%mm5, %%mm2		\n\t" // YUYV YUYV(8)

  1601. 			"punpckhbw %%mm5, %%mm6		\n\t" // YUYV YUYV(12)

  1602. 

  1603. 			MOVNTQ" %%mm0, (%0, %%eax, 4)	\n\t"

  1604. 			MOVNTQ" %%mm4, 8(%0, %%eax, 4)	\n\t"

  1605. 			MOVNTQ" %%mm2, 16(%0, %%eax, 4)	\n\t"

  1606. 			MOVNTQ" %%mm6, 24(%0, %%eax, 4)	\n\t"

  1607. 

  1608. 			"addl $8, %%eax			\n\t"

  1609. 			"cmpl %4, %%eax			\n\t"

  1610. 			" jb 1b				\n\t"

  1611. 			::"r"(dst), "r"(ysrc), "r"(usrc), "r"(vsrc), "g" (chromWidth)

  1612. 			: "%eax"

  1613. 		);

  1614. #else

  1615. //FIXME adapt the alpha asm code from yv12->yuy2

  1616. 

  1617. #if __WORDSIZE >= 64

  1618. 		int i;

  1619. 		uint64_t *ldst = (uint64_t *) dst;

  1620. 		const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;

  1621. 		for(i = 0; i < chromWidth; i += 2){

  1622. 			uint64_t k, l;

  1623. 			k = uc[0] + (yc[0] << 8) +

  1624. 			    (vc[0] << 16) + (yc[1] << 24);

  1625. 			l = uc[1] + (yc[2] << 8) +

  1626. 			    (vc[1] << 16) + (yc[3] << 24);

  1627. 			*ldst++ = k + (l << 32);

  1628. 			yc += 4;

  1629. 			uc += 2;

  1630. 			vc += 2;

  1631. 		}

  1632. 

  1633. #else

  1634. 		int i, *idst = (int32_t *) dst;

  1635. 		const uint8_t *yc = ysrc, *uc = usrc, *vc = vsrc;

  1636. 		for(i = 0; i < chromWidth; i++){

  1637. 			*idst++ = uc[0] + (yc[0] << 8) +

  1638. 			    (vc[0] << 16) + (yc[1] << 24);

  1639. 			yc += 2;

  1640. 			uc++;

  1641. 			vc++;

  1642. 		}

  1643. #endif

  1644. #endif

  1645. 		if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) )

  1646. 		{

  1647. 			usrc += chromStride;

  1648. 			vsrc += chromStride;

  1649. 		}

  1650. 		ysrc += lumStride;

  1651. 		dst += dstStride;

  1652. 	}

  1653. #ifdef HAVE_MMX

  1654. asm(    EMMS" \n\t"

  1655.         SFENCE" \n\t"

  1656.         :::"memory");

  1657. #endif

  1658. }

  1659. 

  1660. /**

  1661.  *

  1662.  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a

  1663.  * problem for anyone then tell me, and ill fix it)

  1664.  */

  1665. static inline void RENAME(yv12touyvy)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,

  1666. 	unsigned int width, unsigned int height,

  1667. 	int lumStride, int chromStride, int dstStride)

  1668. {

  1669. 	//FIXME interpolate chroma

  1670. 	RENAME(yuvPlanartouyvy)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 2);

  1671. }

  1672. 

  1673. /**

  1674.  *

  1675.  * width should be a multiple of 16

  1676.  */

  1677. static inline void RENAME(yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,

  1678. 	unsigned int width, unsigned int height,

  1679. 	int lumStride, int chromStride, int dstStride)

  1680. {

  1681. 	RENAME(yuvPlanartoyuy2)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 1);

  1682. }

  1683. 

  1684. /**

  1685.  *

  1686.  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a

  1687.  * problem for anyone then tell me, and ill fix it)

  1688.  */

  1689. static inline void RENAME(yuy2toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,

  1690. 	unsigned int width, unsigned int height,

  1691. 	int lumStride, int chromStride, int srcStride)

  1692. {

  1693. 	unsigned y;

  1694. 	const unsigned chromWidth= width>>1;

  1695. 	for(y=0; y<height; y+=2)

  1696. 	{

  1697. #ifdef HAVE_MMX

  1698. 		asm volatile(

  1699. 			"xorl %%eax, %%eax		\n\t"

  1700. 			"pcmpeqw %%mm7, %%mm7		\n\t"

  1701. 			"psrlw $8, %%mm7		\n\t" // FF,00,FF,00...

  1702. 			".balign 16			\n\t"

  1703. 			"1:				\n\t"

  1704. 			PREFETCH" 64(%0, %%eax, 4)	\n\t"

  1705. 			"movq (%0, %%eax, 4), %%mm0	\n\t" // YUYV YUYV(0)

  1706. 			"movq 8(%0, %%eax, 4), %%mm1	\n\t" // YUYV YUYV(4)

  1707. 			"movq %%mm0, %%mm2		\n\t" // YUYV YUYV(0)

  1708. 			"movq %%mm1, %%mm3		\n\t" // YUYV YUYV(4)

  1709. 			"psrlw $8, %%mm0		\n\t" // U0V0 U0V0(0)

  1710. 			"psrlw $8, %%mm1		\n\t" // U0V0 U0V0(4)

  1711. 			"pand %%mm7, %%mm2		\n\t" // Y0Y0 Y0Y0(0)

  1712. 			"pand %%mm7, %%mm3		\n\t" // Y0Y0 Y0Y0(4)

  1713. 			"packuswb %%mm1, %%mm0		\n\t" // UVUV UVUV(0)

  1714. 			"packuswb %%mm3, %%mm2		\n\t" // YYYY YYYY(0)

  1715. 

  1716. 			MOVNTQ" %%mm2, (%1, %%eax, 2)	\n\t"

  1717. 

  1718. 			"movq 16(%0, %%eax, 4), %%mm1	\n\t" // YUYV YUYV(8)

  1719. 			"movq 24(%0, %%eax, 4), %%mm2	\n\t" // YUYV YUYV(12)

  1720. 			"movq %%mm1, %%mm3		\n\t" // YUYV YUYV(8)

  1721. 			"movq %%mm2, %%mm4		\n\t" // YUYV YUYV(12)

  1722. 			"psrlw $8, %%mm1		\n\t" // U0V0 U0V0(8)

  1723. 			"psrlw $8, %%mm2		\n\t" // U0V0 U0V0(12)

  1724. 			"pand %%mm7, %%mm3		\n\t" // Y0Y0 Y0Y0(8)

  1725. 			"pand %%mm7, %%mm4		\n\t" // Y0Y0 Y0Y0(12)

  1726. 			"packuswb %%mm2, %%mm1		\n\t" // UVUV UVUV(8)

  1727. 			"packuswb %%mm4, %%mm3		\n\t" // YYYY YYYY(8)

  1728. 

  1729. 			MOVNTQ" %%mm3, 8(%1, %%eax, 2)	\n\t"

  1730. 

  1731. 			"movq %%mm0, %%mm2		\n\t" // UVUV UVUV(0)

  1732. 			"movq %%mm1, %%mm3		\n\t" // UVUV UVUV(8)

  1733. 			"psrlw $8, %%mm0		\n\t" // V0V0 V0V0(0)

  1734. 			"psrlw $8, %%mm1		\n\t" // V0V0 V0V0(8)

  1735. 			"pand %%mm7, %%mm2		\n\t" // U0U0 U0U0(0)

  1736. 			"pand %%mm7, %%mm3		\n\t" // U0U0 U0U0(8)

  1737. 			"packuswb %%mm1, %%mm0		\n\t" // VVVV VVVV(0)

  1738. 			"packuswb %%mm3, %%mm2		\n\t" // UUUU UUUU(0)

  1739. 

  1740. 			MOVNTQ" %%mm0, (%3, %%eax)	\n\t"

  1741. 			MOVNTQ" %%mm2, (%2, %%eax)	\n\t"

  1742. 

  1743. 			"addl $8, %%eax			\n\t"

  1744. 			"cmpl %4, %%eax			\n\t"

  1745. 			" jb 1b				\n\t"

  1746. 			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)

  1747. 			: "memory", "%eax"

  1748. 		);

  1749. 

  1750. 		ydst += lumStride;

  1751. 		src  += srcStride;

  1752. 

  1753. 		asm volatile(

  1754. 			"xorl %%eax, %%eax		\n\t"

  1755. 			".balign 16			\n\t"

  1756. 			"1:				\n\t"

  1757. 			PREFETCH" 64(%0, %%eax, 4)	\n\t"

  1758. 			"movq (%0, %%eax, 4), %%mm0	\n\t" // YUYV YUYV(0)

  1759. 			"movq 8(%0, %%eax, 4), %%mm1	\n\t" // YUYV YUYV(4)

  1760. 			"movq 16(%0, %%eax, 4), %%mm2	\n\t" // YUYV YUYV(8)

  1761. 			"movq 24(%0, %%eax, 4), %%mm3	\n\t" // YUYV YUYV(12)

  1762. 			"pand %%mm7, %%mm0		\n\t" // Y0Y0 Y0Y0(0)

  1763. 			"pand %%mm7, %%mm1		\n\t" // Y0Y0 Y0Y0(4)

  1764. 			"pand %%mm7, %%mm2		\n\t" // Y0Y0 Y0Y0(8)

  1765. 			"pand %%mm7, %%mm3		\n\t" // Y0Y0 Y0Y0(12)

  1766. 			"packuswb %%mm1, %%mm0		\n\t" // YYYY YYYY(0)

  1767. 			"packuswb %%mm3, %%mm2		\n\t" // YYYY YYYY(8)

  1768. 

  1769. 			MOVNTQ" %%mm0, (%1, %%eax, 2)	\n\t"

  1770. 			MOVNTQ" %%mm2, 8(%1, %%eax, 2)	\n\t"

  1771. 

  1772. 			"addl $8, %%eax			\n\t"

  1773. 			"cmpl %4, %%eax			\n\t"

  1774. 			" jb 1b				\n\t"

  1775. 

  1776. 			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)

  1777. 			: "memory", "%eax"

  1778. 		);

  1779. #else

  1780. 		unsigned i;

  1781. 		for(i=0; i<chromWidth; i++)

  1782. 		{

  1783. 			ydst[2*i+0] 	= src[4*i+0];

  1784. 			udst[i] 	= src[4*i+1];

  1785. 			ydst[2*i+1] 	= src[4*i+2];

  1786. 			vdst[i] 	= src[4*i+3];

  1787. 		}

  1788. 		ydst += lumStride;

  1789. 		src  += srcStride;

  1790. 

  1791. 		for(i=0; i<chromWidth; i++)

  1792. 		{

  1793. 			ydst[2*i+0] 	= src[4*i+0];

  1794. 			ydst[2*i+1] 	= src[4*i+2];

  1795. 		}

  1796. #endif

  1797. 		udst += chromStride;

  1798. 		vdst += chromStride;

  1799. 		ydst += lumStride;

  1800. 		src  += srcStride;

  1801. 	}

  1802. #ifdef HAVE_MMX

  1803. asm volatile(   EMMS" \n\t"

  1804.         	SFENCE" \n\t"

  1805.         	:::"memory");

  1806. #endif

  1807. }

  1808. 

  1809. static inline void RENAME(yvu9toyv12)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc,

  1810. 	uint8_t *ydst, uint8_t *udst, uint8_t *vdst,

  1811. 	unsigned int width, unsigned int height, int lumStride, int chromStride)

  1812. {

  1813. 	/* Y Plane */

  1814. 	memcpy(ydst, ysrc, width*height);

  1815. 

  1816. 	/* XXX: implement upscaling for U,V */

  1817. }

  1818. 

  1819. static inline void RENAME(planar2x)(const uint8_t *src, uint8_t *dst, int srcWidth, int srcHeight, int srcStride, int dstStride)

  1820. {

  1821. 	int x,y;

  1822. 	

  1823. 	dst[0]= src[0];

  1824.         

  1825. 	// first line

  1826. 	for(x=0; x<srcWidth-1; x++){

  1827. 		dst[2*x+1]= (3*src[x] +   src[x+1])>>2;

  1828. 		dst[2*x+2]= (  src[x] + 3*src[x+1])>>2;

  1829. 	}

  1830. 	dst[2*srcWidth-1]= src[srcWidth-1];

  1831. 	

  1832.         dst+= dstStride;

  1833. 

  1834. 	for(y=1; y<srcHeight; y++){

  1835. #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)

  1836. 		const int mmxSize= srcWidth&~15;

  1837. 		asm volatile(

  1838. 			"movl %4, %%eax			\n\t"

  1839. 			"1:				\n\t"

  1840. 			"movq (%0, %%eax), %%mm0	\n\t"

  1841. 			"movq (%1, %%eax), %%mm1	\n\t"

  1842. 			"movq 1(%0, %%eax), %%mm2	\n\t"

  1843. 			"movq 1(%1, %%eax), %%mm3	\n\t"

  1844. 			"movq -1(%0, %%eax), %%mm4	\n\t"

  1845. 			"movq -1(%1, %%eax), %%mm5	\n\t"

  1846. 			PAVGB" %%mm0, %%mm5		\n\t"

  1847. 			PAVGB" %%mm0, %%mm3		\n\t"

  1848. 			PAVGB" %%mm0, %%mm5		\n\t"

  1849. 			PAVGB" %%mm0, %%mm3		\n\t"

  1850. 			PAVGB" %%mm1, %%mm4		\n\t"

  1851. 			PAVGB" %%mm1, %%mm2		\n\t"

  1852. 			PAVGB" %%mm1, %%mm4		\n\t"

  1853. 			PAVGB" %%mm1, %%mm2		\n\t"

  1854. 			"movq %%mm5, %%mm7		\n\t"

  1855. 			"movq %%mm4, %%mm6		\n\t"

  1856. 			"punpcklbw %%mm3, %%mm5		\n\t"

  1857. 			"punpckhbw %%mm3, %%mm7		\n\t"

  1858. 			"punpcklbw %%mm2, %%mm4		\n\t"

  1859. 			"punpckhbw %%mm2, %%mm6		\n\t"

  1860. #if 1

  1861. 			MOVNTQ" %%mm5, (%2, %%eax, 2)	\n\t"

  1862. 			MOVNTQ" %%mm7, 8(%2, %%eax, 2)	\n\t"

  1863. 			MOVNTQ" %%mm4, (%3, %%eax, 2)	\n\t"

  1864. 			MOVNTQ" %%mm6, 8(%3, %%eax, 2)	\n\t"

  1865. #else

  1866. 			"movq %%mm5, (%2, %%eax, 2)	\n\t"

  1867. 			"movq %%mm7, 8(%2, %%eax, 2)	\n\t"

  1868. 			"movq %%mm4, (%3, %%eax, 2)	\n\t"

  1869. 			"movq %%mm6, 8(%3, %%eax, 2)	\n\t"

  1870. #endif

  1871. 			"addl $8, %%eax			\n\t"

  1872. 			" js 1b				\n\t"

  1873. 			:: "r" (src + mmxSize  ), "r" (src + srcStride + mmxSize  ),

  1874. 			   "r" (dst + mmxSize*2), "r" (dst + dstStride + mmxSize*2),

  1875. 			   "g" (-mmxSize)

  1876. 			: "%eax"

  1877. 

  1878. 		);

  1879. #else

  1880. 		const int mmxSize=1;

  1881. #endif

  1882. 		dst[0        ]= (3*src[0] +   src[srcStride])>>2;

  1883. 		dst[dstStride]= (  src[0] + 3*src[srcStride])>>2;

  1884. 

  1885. 		for(x=mmxSize-1; x<srcWidth-1; x++){

  1886. 			dst[2*x          +1]= (3*src[x+0] +   src[x+srcStride+1])>>2;

  1887. 			dst[2*x+dstStride+2]= (  src[x+0] + 3*src[x+srcStride+1])>>2;

  1888. 			dst[2*x+dstStride+1]= (  src[x+1] + 3*src[x+srcStride  ])>>2;

  1889. 			dst[2*x          +2]= (3*src[x+1] +   src[x+srcStride  ])>>2;

  1890. 		}

  1891. 		dst[srcWidth*2 -1            ]= (3*src[srcWidth-1] +   src[srcWidth-1 + srcStride])>>2;

  1892. 		dst[srcWidth*2 -1 + dstStride]= (  src[srcWidth-1] + 3*src[srcWidth-1 + srcStride])>>2;

  1893. 

  1894. 		dst+=dstStride*2;

  1895. 		src+=srcStride;

  1896. 	}

  1897. 	

  1898. 	// last line

  1899. #if 1

  1900. 	dst[0]= src[0];

  1901.         

  1902. 	for(x=0; x<srcWidth-1; x++){

  1903. 		dst[2*x+1]= (3*src[x] +   src[x+1])>>2;

  1904. 		dst[2*x+2]= (  src[x] + 3*src[x+1])>>2;

  1905. 	}

  1906. 	dst[2*srcWidth-1]= src[srcWidth-1];

  1907. #else

  1908. 	for(x=0; x<srcWidth; x++){

  1909. 		dst[2*x+0]=

  1910. 		dst[2*x+1]= src[x];

  1911. 	}

  1912. #endif

  1913. 

  1914. #ifdef HAVE_MMX

  1915. asm volatile(   EMMS" \n\t"

  1916.         	SFENCE" \n\t"

  1917.         	:::"memory");

  1918. #endif

  1919. }

  1920. 

  1921. /**

  1922.  *

  1923.  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a

  1924.  * problem for anyone then tell me, and ill fix it)

  1925.  * chrominance data is only taken from every secound line others are ignored FIXME write HQ version

  1926.  */

  1927. static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,

  1928. 	unsigned int width, unsigned int height,

  1929. 	int lumStride, int chromStride, int srcStride)

  1930. {

  1931. 	unsigned y;

  1932. 	const unsigned chromWidth= width>>1;

  1933. 	for(y=0; y<height; y+=2)

  1934. 	{

  1935. #ifdef HAVE_MMX

  1936. 		asm volatile(

  1937. 			"xorl %%eax, %%eax		\n\t"

  1938. 			"pcmpeqw %%mm7, %%mm7		\n\t"

  1939. 			"psrlw $8, %%mm7		\n\t" // FF,00,FF,00...

  1940. 			".balign 16			\n\t"

  1941. 			"1:				\n\t"

  1942. 			PREFETCH" 64(%0, %%eax, 4)	\n\t"

  1943. 			"movq (%0, %%eax, 4), %%mm0	\n\t" // UYVY UYVY(0)

  1944. 			"movq 8(%0, %%eax, 4), %%mm1	\n\t" // UYVY UYVY(4)

  1945. 			"movq %%mm0, %%mm2		\n\t" // UYVY UYVY(0)

  1946. 			"movq %%mm1, %%mm3		\n\t" // UYVY UYVY(4)

  1947. 			"pand %%mm7, %%mm0		\n\t" // U0V0 U0V0(0)

  1948. 			"pand %%mm7, %%mm1		\n\t" // U0V0 U0V0(4)

  1949. 			"psrlw $8, %%mm2		\n\t" // Y0Y0 Y0Y0(0)

  1950. 			"psrlw $8, %%mm3		\n\t" // Y0Y0 Y0Y0(4)

  1951. 			"packuswb %%mm1, %%mm0		\n\t" // UVUV UVUV(0)

  1952. 			"packuswb %%mm3, %%mm2		\n\t" // YYYY YYYY(0)

  1953. 

  1954. 			MOVNTQ" %%mm2, (%1, %%eax, 2)	\n\t"

  1955. 

  1956. 			"movq 16(%0, %%eax, 4), %%mm1	\n\t" // UYVY UYVY(8)

  1957. 			"movq 24(%0, %%eax, 4), %%mm2	\n\t" // UYVY UYVY(12)

  1958. 			"movq %%mm1, %%mm3		\n\t" // UYVY UYVY(8)

  1959. 			"movq %%mm2, %%mm4		\n\t" // UYVY UYVY(12)

  1960. 			"pand %%mm7, %%mm1		\n\t" // U0V0 U0V0(8)

  1961. 			"pand %%mm7, %%mm2		\n\t" // U0V0 U0V0(12)

  1962. 			"psrlw $8, %%mm3		\n\t" // Y0Y0 Y0Y0(8)

  1963. 			"psrlw $8, %%mm4		\n\t" // Y0Y0 Y0Y0(12)

  1964. 			"packuswb %%mm2, %%mm1		\n\t" // UVUV UVUV(8)

  1965. 			"packuswb %%mm4, %%mm3		\n\t" // YYYY YYYY(8)

  1966. 

  1967. 			MOVNTQ" %%mm3, 8(%1, %%eax, 2)	\n\t"

  1968. 

  1969. 			"movq %%mm0, %%mm2		\n\t" // UVUV UVUV(0)

  1970. 			"movq %%mm1, %%mm3		\n\t" // UVUV UVUV(8)

  1971. 			"psrlw $8, %%mm0		\n\t" // V0V0 V0V0(0)

  1972. 			"psrlw $8, %%mm1		\n\t" // V0V0 V0V0(8)

  1973. 			"pand %%mm7, %%mm2		\n\t" // U0U0 U0U0(0)

  1974. 			"pand %%mm7, %%mm3		\n\t" // U0U0 U0U0(8)

  1975. 			"packuswb %%mm1, %%mm0		\n\t" // VVVV VVVV(0)

  1976. 			"packuswb %%mm3, %%mm2		\n\t" // UUUU UUUU(0)

  1977. 

  1978. 			MOVNTQ" %%mm0, (%3, %%eax)	\n\t"

  1979. 			MOVNTQ" %%mm2, (%2, %%eax)	\n\t"

  1980. 

  1981. 			"addl $8, %%eax			\n\t"

  1982. 			"cmpl %4, %%eax			\n\t"

  1983. 			" jb 1b				\n\t"

  1984. 			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)

  1985. 			: "memory", "%eax"

  1986. 		);

  1987. 

  1988. 		ydst += lumStride;

  1989. 		src  += srcStride;

  1990. 

  1991. 		asm volatile(

  1992. 			"xorl %%eax, %%eax		\n\t"

  1993. 			".balign 16			\n\t"

  1994. 			"1:				\n\t"

  1995. 			PREFETCH" 64(%0, %%eax, 4)	\n\t"

  1996. 			"movq (%0, %%eax, 4), %%mm0	\n\t" // YUYV YUYV(0)

  1997. 			"movq 8(%0, %%eax, 4), %%mm1	\n\t" // YUYV YUYV(4)

  1998. 			"movq 16(%0, %%eax, 4), %%mm2	\n\t" // YUYV YUYV(8)

  1999. 			"movq 24(%0, %%eax, 4), %%mm3	\n\t" // YUYV YUYV(12)

  2000. 			"psrlw $8, %%mm0		\n\t" // Y0Y0 Y0Y0(0)

  2001. 			"psrlw $8, %%mm1		\n\t" // Y0Y0 Y0Y0(4)

  2002. 			"psrlw $8, %%mm2		\n\t" // Y0Y0 Y0Y0(8)

  2003. 			"psrlw $8, %%mm3		\n\t" // Y0Y0 Y0Y0(12)

  2004. 			"packuswb %%mm1, %%mm0		\n\t" // YYYY YYYY(0)

  2005. 			"packuswb %%mm3, %%mm2		\n\t" // YYYY YYYY(8)

  2006. 

  2007. 			MOVNTQ" %%mm0, (%1, %%eax, 2)	\n\t"

  2008. 			MOVNTQ" %%mm2, 8(%1, %%eax, 2)	\n\t"

  2009. 

  2010. 			"addl $8, %%eax			\n\t"

  2011. 			"cmpl %4, %%eax			\n\t"

  2012. 			" jb 1b				\n\t"

  2013. 

  2014. 			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)

  2015. 			: "memory", "%eax"

  2016. 		);

  2017. #else

  2018. 		unsigned i;

  2019. 		for(i=0; i<chromWidth; i++)

  2020. 		{

  2021. 			udst[i] 	= src[4*i+0];

  2022. 			ydst[2*i+0] 	= src[4*i+1];

  2023. 			vdst[i] 	= src[4*i+2];

  2024. 			ydst[2*i+1] 	= src[4*i+3];

  2025. 		}

  2026. 		ydst += lumStride;

  2027. 		src  += srcStride;

  2028. 

  2029. 		for(i=0; i<chromWidth; i++)

  2030. 		{

  2031. 			ydst[2*i+0] 	= src[4*i+1];

  2032. 			ydst[2*i+1] 	= src[4*i+3];

  2033. 		}

  2034. #endif

  2035. 		udst += chromStride;

  2036. 		vdst += chromStride;

  2037. 		ydst += lumStride;

  2038. 		src  += srcStride;

  2039. 	}

  2040. #ifdef HAVE_MMX

  2041. asm volatile(   EMMS" \n\t"

  2042.         	SFENCE" \n\t"

  2043.         	:::"memory");

  2044. #endif

  2045. }

  2046. 

  2047. /**

  2048.  *

  2049.  * height should be a multiple of 2 and width should be a multiple of 2 (if this is a

  2050.  * problem for anyone then tell me, and ill fix it)

  2051.  * chrominance data is only taken from every secound line others are ignored in the C version FIXME write HQ version

  2052.  */

  2053. static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,

  2054. 	unsigned int width, unsigned int height,

  2055. 	int lumStride, int chromStride, int srcStride)

  2056. {

  2057. 	unsigned y;

  2058. 	const unsigned chromWidth= width>>1;

  2059. #ifdef HAVE_MMX

  2060. 	for(y=0; y<height-2; y+=2)

  2061. 	{

  2062. 		unsigned i;

  2063. 		for(i=0; i<2; i++)

  2064. 		{

  2065. 			asm volatile(

  2066. 				"movl %2, %%eax			\n\t"

  2067. 				"movq "MANGLE(bgr2YCoeff)", %%mm6		\n\t"

  2068. 				"movq "MANGLE(w1111)", %%mm5		\n\t"

  2069. 				"pxor %%mm7, %%mm7		\n\t"

  2070. 				"leal (%%eax, %%eax, 2), %%ebx	\n\t"

  2071. 				".balign 16			\n\t"

  2072. 				"1:				\n\t"

  2073. 				PREFETCH" 64(%0, %%ebx)		\n\t"

  2074. 				"movd (%0, %%ebx), %%mm0	\n\t"

  2075. 				"movd 3(%0, %%ebx), %%mm1	\n\t"

  2076. 				"punpcklbw %%mm7, %%mm0		\n\t"

  2077. 				"punpcklbw %%mm7, %%mm1		\n\t"

  2078. 				"movd 6(%0, %%ebx), %%mm2	\n\t"

  2079. 				"movd 9(%0, %%ebx), %%mm3	\n\t"

  2080. 				"punpcklbw %%mm7, %%mm2		\n\t"

  2081. 				"punpcklbw %%mm7, %%mm3		\n\t"

  2082. 				"pmaddwd %%mm6, %%mm0		\n\t"

  2083. 				"pmaddwd %%mm6, %%mm1		\n\t"

  2084. 				"pmaddwd %%mm6, %%mm2		\n\t"

  2085. 				"pmaddwd %%mm6, %%mm3		\n\t"

  2086. #ifndef FAST_BGR2YV12

  2087. 				"psrad $8, %%mm0		\n\t"

  2088. 				"psrad $8, %%mm1		\n\t"

  2089. 				"psrad $8, %%mm2		\n\t"

  2090. 				"psrad $8, %%mm3		\n\t"

  2091. #endif

  2092. 				"packssdw %%mm1, %%mm0		\n\t"

  2093. 				"packssdw %%mm3, %%mm2		\n\t"

  2094. 				"pmaddwd %%mm5, %%mm0		\n\t"

  2095. 				"pmaddwd %%mm5, %%mm2		\n\t"

  2096. 				"packssdw %%mm2, %%mm0		\n\t"

  2097. 				"psraw $7, %%mm0		\n\t"

  2098. 

  2099. 				"movd 12(%0, %%ebx), %%mm4	\n\t"

  2100. 				"movd 15(%0, %%ebx), %%mm1	\n\t"

  2101. 				"punpcklbw %%mm7, %%mm4		\n\t"

  2102. 				"punpcklbw %%mm7, %%mm1		\n\t"

  2103. 				"movd 18(%0, %%ebx), %%mm2	\n\t"

  2104. 				"movd 21(%0, %%ebx), %%mm3	\n\t"

  2105. 				"punpcklbw %%mm7, %%mm2		\n\t"

  2106. 				"punpcklbw %%mm7, %%mm3		\n\t"

  2107. 				"pmaddwd %%mm6, %%mm4		\n\t"

  2108. 				"pmaddwd %%mm6, %%mm1		\n\t"

  2109. 				"pmaddwd %%mm6, %%mm2		\n\t"

  2110. 				"pmaddwd %%mm6, %%mm3		\n\t"

  2111. #ifndef FAST_BGR2YV12

  2112. 				"psrad $8, %%mm4		\n\t"

  2113. 				"psrad $8, %%mm1		\n\t"

  2114. 				"psrad $8, %%mm2		\n\t"

  2115. 				"psrad $8, %%mm3		\n\t"

  2116. #endif

  2117. 				"packssdw %%mm1, %%mm4		\n\t"

  2118. 				"packssdw %%mm3, %%mm2		\n\t"

  2119. 				"pmaddwd %%mm5, %%mm4		\n\t"

  2120. 				"pmaddwd %%mm5, %%mm2		\n\t"

  2121. 				"addl $24, %%ebx		\n\t"

  2122. 				"packssdw %%mm2, %%mm4		\n\t"

  2123. 				"psraw $7, %%mm4		\n\t"

  2124. 

  2125. 				"packuswb %%mm4, %%mm0		\n\t"

  2126. 				"paddusb "MANGLE(bgr2YOffset)", %%mm0	\n\t"

  2127. 

  2128. 				MOVNTQ" %%mm0, (%1, %%eax)	\n\t"

  2129. 				"addl $8, %%eax			\n\t"

  2130. 				" js 1b				\n\t"

  2131. 				: : "r" (src+width*3), "r" (ydst+width), "g" (-width)

  2132. 				: "%eax", "%ebx"

  2133. 			);

  2134. 			ydst += lumStride;

  2135. 			src  += srcStride;

  2136. 		}

  2137. 		src -= srcStride*2;

  2138. 		asm volatile(

  2139. 			"movl %4, %%eax			\n\t"

  2140. 			"movq "MANGLE(w1111)", %%mm5		\n\t"

  2141. 			"movq "MANGLE(bgr2UCoeff)", %%mm6		\n\t"

  2142. 			"pxor %%mm7, %%mm7		\n\t"

  2143. 			"leal (%%eax, %%eax, 2), %%ebx	\n\t"

  2144. 			"addl %%ebx, %%ebx		\n\t"

  2145. 			".balign 16			\n\t"

  2146. 			"1:				\n\t"

  2147. 			PREFETCH" 64(%0, %%ebx)		\n\t"

  2148. 			PREFETCH" 64(%1, %%ebx)		\n\t"

  2149. #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)

  2150. 			"movq (%0, %%ebx), %%mm0	\n\t"

  2151. 			"movq (%1, %%ebx), %%mm1	\n\t"

  2152. 			"movq 6(%0, %%ebx), %%mm2	\n\t"

  2153. 			"movq 6(%1, %%ebx), %%mm3	\n\t"

  2154. 			PAVGB" %%mm1, %%mm0		\n\t"

  2155. 			PAVGB" %%mm3, %%mm2		\n\t"

  2156. 			"movq %%mm0, %%mm1		\n\t"

  2157. 			"movq %%mm2, %%mm3		\n\t"

  2158. 			"psrlq $24, %%mm0		\n\t"

  2159. 			"psrlq $24, %%mm2		\n\t"

  2160. 			PAVGB" %%mm1, %%mm0		\n\t"

  2161. 			PAVGB" %%mm3, %%mm2		\n\t"

  2162. 			"punpcklbw %%mm7, %%mm0		\n\t"

  2163. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2164. #else

  2165. 			"movd (%0, %%ebx), %%mm0	\n\t"

  2166. 			"movd (%1, %%ebx), %%mm1	\n\t"

  2167. 			"movd 3(%0, %%ebx), %%mm2	\n\t"

  2168. 			"movd 3(%1, %%ebx), %%mm3	\n\t"

  2169. 			"punpcklbw %%mm7, %%mm0		\n\t"

  2170. 			"punpcklbw %%mm7, %%mm1		\n\t"

  2171. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2172. 			"punpcklbw %%mm7, %%mm3		\n\t"

  2173. 			"paddw %%mm1, %%mm0		\n\t"

  2174. 			"paddw %%mm3, %%mm2		\n\t"

  2175. 			"paddw %%mm2, %%mm0		\n\t"

  2176. 			"movd 6(%0, %%ebx), %%mm4	\n\t"

  2177. 			"movd 6(%1, %%ebx), %%mm1	\n\t"

  2178. 			"movd 9(%0, %%ebx), %%mm2	\n\t"

  2179. 			"movd 9(%1, %%ebx), %%mm3	\n\t"

  2180. 			"punpcklbw %%mm7, %%mm4		\n\t"

  2181. 			"punpcklbw %%mm7, %%mm1		\n\t"

  2182. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2183. 			"punpcklbw %%mm7, %%mm3		\n\t"

  2184. 			"paddw %%mm1, %%mm4		\n\t"

  2185. 			"paddw %%mm3, %%mm2		\n\t"

  2186. 			"paddw %%mm4, %%mm2		\n\t"

  2187. 			"psrlw $2, %%mm0		\n\t"

  2188. 			"psrlw $2, %%mm2		\n\t"

  2189. #endif

  2190. 			"movq "MANGLE(bgr2VCoeff)", %%mm1		\n\t"

  2191. 			"movq "MANGLE(bgr2VCoeff)", %%mm3		\n\t"

  2192. 

  2193. 			"pmaddwd %%mm0, %%mm1		\n\t"

  2194. 			"pmaddwd %%mm2, %%mm3		\n\t"

  2195. 			"pmaddwd %%mm6, %%mm0		\n\t"

  2196. 			"pmaddwd %%mm6, %%mm2		\n\t"

  2197. #ifndef FAST_BGR2YV12

  2198. 			"psrad $8, %%mm0		\n\t"

  2199. 			"psrad $8, %%mm1		\n\t"

  2200. 			"psrad $8, %%mm2		\n\t"

  2201. 			"psrad $8, %%mm3		\n\t"

  2202. #endif

  2203. 			"packssdw %%mm2, %%mm0		\n\t"

  2204. 			"packssdw %%mm3, %%mm1		\n\t"

  2205. 			"pmaddwd %%mm5, %%mm0		\n\t"

  2206. 			"pmaddwd %%mm5, %%mm1		\n\t"

  2207. 			"packssdw %%mm1, %%mm0		\n\t" // V1 V0 U1 U0

  2208. 			"psraw $7, %%mm0		\n\t"

  2209. 

  2210. #if defined (HAVE_MMX2) || defined (HAVE_3DNOW)

  2211. 			"movq 12(%0, %%ebx), %%mm4	\n\t"

  2212. 			"movq 12(%1, %%ebx), %%mm1	\n\t"

  2213. 			"movq 18(%0, %%ebx), %%mm2	\n\t"

  2214. 			"movq 18(%1, %%ebx), %%mm3	\n\t"

  2215. 			PAVGB" %%mm1, %%mm4		\n\t"

  2216. 			PAVGB" %%mm3, %%mm2		\n\t"

  2217. 			"movq %%mm4, %%mm1		\n\t"

  2218. 			"movq %%mm2, %%mm3		\n\t"

  2219. 			"psrlq $24, %%mm4		\n\t"

  2220. 			"psrlq $24, %%mm2		\n\t"

  2221. 			PAVGB" %%mm1, %%mm4		\n\t"

  2222. 			PAVGB" %%mm3, %%mm2		\n\t"

  2223. 			"punpcklbw %%mm7, %%mm4		\n\t"

  2224. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2225. #else

  2226. 			"movd 12(%0, %%ebx), %%mm4	\n\t"

  2227. 			"movd 12(%1, %%ebx), %%mm1	\n\t"

  2228. 			"movd 15(%0, %%ebx), %%mm2	\n\t"

  2229. 			"movd 15(%1, %%ebx), %%mm3	\n\t"

  2230. 			"punpcklbw %%mm7, %%mm4		\n\t"

  2231. 			"punpcklbw %%mm7, %%mm1		\n\t"

  2232. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2233. 			"punpcklbw %%mm7, %%mm3		\n\t"

  2234. 			"paddw %%mm1, %%mm4		\n\t"

  2235. 			"paddw %%mm3, %%mm2		\n\t"

  2236. 			"paddw %%mm2, %%mm4		\n\t"

  2237. 			"movd 18(%0, %%ebx), %%mm5	\n\t"

  2238. 			"movd 18(%1, %%ebx), %%mm1	\n\t"

  2239. 			"movd 21(%0, %%ebx), %%mm2	\n\t"

  2240. 			"movd 21(%1, %%ebx), %%mm3	\n\t"

  2241. 			"punpcklbw %%mm7, %%mm5		\n\t"

  2242. 			"punpcklbw %%mm7, %%mm1		\n\t"

  2243. 			"punpcklbw %%mm7, %%mm2		\n\t"

  2244. 			"punpcklbw %%mm7, %%mm3		\n\t"

  2245. 			"paddw %%mm1, %%mm5		\n\t"

  2246. 			"paddw %%mm3, %%mm2		\n\t"

  2247. 			"paddw %%mm5, %%mm2		\n\t"

  2248. 			"movq "MANGLE(w1111)", %%mm5		\n\t"

  2249. 			"psrlw $2, %%mm4		\n\t"

  2250. 			"psrlw $2, %%mm2		\n\t"

  2251. #endif

  2252. 			"movq "MANGLE(bgr2VCoeff)", %%mm1		\n\t"

  2253. 			"movq "MANGLE(bgr2VCoeff)", %%mm3		\n\t"

  2254. 

  2255. 			"pmaddwd %%mm4, %%mm1		\n\t"

  2256. 			"pmaddwd %%mm2, %%mm3		\n\t"

  2257. 			"pmaddwd %%mm6, %%mm4		\n\t"

  2258. 			"pmaddwd %%mm6, %%mm2		\n\t"

  2259. #ifndef FAST_BGR2YV12

  2260. 			"psrad $8, %%mm4		\n\t"

  2261. 			"psrad $8, %%mm1		\n\t"

  2262. 			"psrad $8, %%mm2		\n\t"

  2263. 			"psrad $8, %%mm3		\n\t"

  2264. #endif

  2265. 			"packssdw %%mm2, %%mm4		\n\t"

  2266. 			"packssdw %%mm3, %%mm1		\n\t"

  2267. 			"pmaddwd %%mm5, %%mm4		\n\t"

  2268. 			"pmaddwd %%mm5, %%mm1		\n\t"

  2269. 			"addl $24, %%ebx		\n\t"

  2270. 			"packssdw %%mm1, %%mm4		\n\t" // V3 V2 U3 U2

  2271. 			"psraw $7, %%mm4		\n\t"

  2272. 

  2273. 			"movq %%mm0, %%mm1		\n\t"

  2274. 			"punpckldq %%mm4, %%mm0		\n\t"

  2275. 			"punpckhdq %%mm4, %%mm1		\n\t"

  2276. 			"packsswb %%mm1, %%mm0		\n\t"

  2277. 			"paddb "MANGLE(bgr2UVOffset)", %%mm0	\n\t"

  2278. 

  2279. 			"movd %%mm0, (%2, %%eax)	\n\t"

  2280. 			"punpckhdq %%mm0, %%mm0		\n\t"

  2281. 			"movd %%mm0, (%3, %%eax)	\n\t"

  2282. 			"addl $4, %%eax			\n\t"

  2283. 			" js 1b				\n\t"

  2284. 			: : "r" (src+width*6), "r" (src+srcStride+width*6), "r" (udst+width), "r" (vdst+width), "g" (-width)

  2285. 			: "%eax", "%ebx"

  2286. 		);

  2287. 

  2288. 		udst += chromStride;

  2289. 		vdst += chromStride;

  2290. 		src  += srcStride*2;

  2291. 	}

  2292. 

  2293. 	asm volatile(   EMMS" \n\t"

  2294. 			SFENCE" \n\t"

  2295. 			:::"memory");

  2296. #else

  2297. 	y=0;

  2298. #endif

  2299. 	for(; y<height; y+=2)

  2300. 	{

  2301. 		unsigned i;

  2302. 		for(i=0; i<chromWidth; i++)

  2303. 		{

  2304. 			unsigned int b= src[6*i+0];

  2305. 			unsigned int g= src[6*i+1];

  2306. 			unsigned int r= src[6*i+2];

  2307. 

  2308. 			unsigned int Y  =  ((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16;

  2309. 			unsigned int V  =  ((RV*r + GV*g + BV*b)>>RGB2YUV_SHIFT) + 128;

  2310. 			unsigned int U  =  ((RU*r + GU*g + BU*b)>>RGB2YUV_SHIFT) + 128;

  2311. 

  2312. 			udst[i] 	= U;

  2313. 			vdst[i] 	= V;

  2314. 			ydst[2*i] 	= Y;

  2315. 

  2316. 			b= src[6*i+3];

  2317. 			g= src[6*i+4];

  2318. 			r= src[6*i+5];

  2319. 

  2320. 			Y  =  ((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16;

  2321. 			ydst[2*i+1] 	= Y;

  2322. 		}

  2323. 		ydst += lumStride;

  2324. 		src  += srcStride;

  2325. 

  2326. 		for(i=0; i<chromWidth; i++)

  2327. 		{

  2328. 			unsigned int b= src[6*i+0];

  2329. 			unsigned int g= src[6*i+1];

  2330. 			unsigned int r= src[6*i+2];

  2331. 

  2332. 			unsigned int Y  =  ((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16;

  2333. 

  2334. 			ydst[2*i] 	= Y;

  2335. 

  2336. 			b= src[6*i+3];

  2337. 			g= src[6*i+4];

  2338. 			r= src[6*i+5];

  2339. 

  2340. 			Y  =  ((RY*r + GY*g + BY*b)>>RGB2YUV_SHIFT) + 16;

  2341. 			ydst[2*i+1] 	= Y;

  2342. 		}

  2343. 		udst += chromStride;

  2344. 		vdst += chromStride;

  2345. 		ydst += lumStride;

  2346. 		src  += srcStride;

  2347. 	}

  2348. }

  2349. 

  2350. void RENAME(interleaveBytes)(uint8_t *src1, uint8_t *src2, uint8_t *dest,

  2351. 			    unsigned width, unsigned height, int src1Stride,

  2352. 			    int src2Stride, int dstStride){

  2353. 	unsigned h;

  2354. 

  2355. 	for(h=0; h < height; h++)

  2356. 	{

  2357. 		unsigned w;

  2358. 

  2359. #ifdef HAVE_MMX

  2360. #ifdef HAVE_SSE2

  2361. 		asm(

  2362. 			"xorl %%eax, %%eax		\n\t"

  2363. 			"1:				\n\t"

  2364. 			PREFETCH" 64(%1, %%eax)		\n\t"

  2365. 			PREFETCH" 64(%2, %%eax)		\n\t"

  2366. 			"movdqa (%1, %%eax), %%xmm0	\n\t"

  2367. 			"movdqa (%1, %%eax), %%xmm1	\n\t"

  2368. 			"movdqa (%2, %%eax), %%xmm2	\n\t"

  2369. 			"punpcklbw %%xmm2, %%xmm0	\n\t"

  2370. 			"punpckhbw %%xmm2, %%xmm1	\n\t"

  2371. 			"movntdq %%xmm0, (%0, %%eax, 2)	\n\t"

  2372. 			"movntdq %%xmm1, 16(%0, %%eax, 2)\n\t"

  2373. 			"addl $16, %%eax			\n\t"

  2374. 			"cmpl %3, %%eax			\n\t"

  2375. 			" jb 1b				\n\t"

  2376. 			::"r"(dest), "r"(src1), "r"(src2), "r" (width-15)

  2377. 			: "memory", "%eax"

  2378. 		);

  2379. #else

  2380. 		asm(

  2381. 			"xorl %%eax, %%eax		\n\t"

  2382. 			"1:				\n\t"

  2383. 			PREFETCH" 64(%1, %%eax)		\n\t"

  2384. 			PREFETCH" 64(%2, %%eax)		\n\t"

  2385. 			"movq (%1, %%eax), %%mm0	\n\t"

  2386. 			"movq 8(%1, %%eax), %%mm2	\n\t"

  2387. 			"movq %%mm0, %%mm1		\n\t"

  2388. 			"movq %%mm2, %%mm3		\n\t"

  2389. 			"movq (%2, %%eax), %%mm4	\n\t"

  2390. 			"movq 8(%2, %%eax), %%mm5	\n\t"

  2391. 			"punpcklbw %%mm4, %%mm0		\n\t"

  2392. 			"punpckhbw %%mm4, %%mm1		\n\t"

  2393. 			"punpcklbw %%mm5, %%mm2		\n\t"

  2394. 			"punpckhbw %%mm5, %%mm3		\n\t"

  2395. 			MOVNTQ" %%mm0, (%0, %%eax, 2)	\n\t"

  2396. 			MOVNTQ" %%mm1, 8(%0, %%eax, 2)	\n\t"

  2397. 			MOVNTQ" %%mm2, 16(%0, %%eax, 2)	\n\t"

  2398. 			MOVNTQ" %%mm3, 24(%0, %%eax, 2)	\n\t"

  2399. 			"addl $16, %%eax			\n\t"

  2400. 			"cmpl %3, %%eax			\n\t"

  2401. 			" jb 1b				\n\t"

  2402. 			::"r"(dest), "r"(src1), "r"(src2), "r" (width-15)

  2403. 			: "memory", "%eax"

  2404. 		);

  2405. #endif

  2406. 		for(w= (width&(~15)); w < width; w++)

  2407. 		{

  2408. 			dest[2*w+0] = src1[w];

  2409. 			dest[2*w+1] = src2[w];

  2410. 		}

  2411. #else

  2412. 		for(w=0; w < width; w++)

  2413. 		{

  2414. 			dest[2*w+0] = src1[w];

  2415. 			dest[2*w+1] = src2[w];

  2416. 		}

  2417. #endif

  2418. 		dest += dstStride;

  2419.                 src1 += src1Stride;

  2420.                 src2 += src2Stride;

  2421. 	}

  2422. #ifdef HAVE_MMX

  2423. 	asm(

  2424. 		EMMS" \n\t"

  2425. 		SFENCE" \n\t"

  2426. 		::: "memory"

  2427. 		);

  2428. #endif

  2429. }

  2430. 

  2431. static inline void RENAME(vu9_to_vu12)(const uint8_t *src1, const uint8_t *src2,

  2432. 			uint8_t *dst1, uint8_t *dst2,

  2433. 			unsigned width, unsigned height,

  2434. 			int srcStride1, int srcStride2,

  2435. 			int dstStride1, int dstStride2)

  2436. {

  2437.     unsigned int y,x,h;

  2438.     int w;

  2439.     w=width/2; h=height/2;

  2440. #ifdef HAVE_MMX

  2441.     asm volatile(

  2442. 	PREFETCH" %0\n\t"

  2443. 	PREFETCH" %1\n\t"

  2444. 	::"m"(*(src1+srcStride1)),"m"(*(src2+srcStride2)):"memory");

  2445. #endif

  2446.     for(y=0;y<h;y++){

  2447. 	const uint8_t* s1=src1+srcStride1*(y>>1);

  2448. 	uint8_t* d=dst1+dstStride1*y;

  2449. 	x=0;

  2450. #ifdef HAVE_MMX

  2451. 	for(;x<w-31;x+=32)

  2452. 	{

  2453. 	    asm volatile(

  2454. 		PREFETCH" 32%1\n\t"

  2455. 	        "movq	%1, %%mm0\n\t"

  2456. 	        "movq	8%1, %%mm2\n\t"

  2457. 	        "movq	16%1, %%mm4\n\t"

  2458. 	        "movq	24%1, %%mm6\n\t"

  2459. 	        "movq	%%mm0, %%mm1\n\t"

  2460. 	        "movq	%%mm2, %%mm3\n\t"

  2461. 	        "movq	%%mm4, %%mm5\n\t"

  2462. 	        "movq	%%mm6, %%mm7\n\t"

  2463. 		"punpcklbw %%mm0, %%mm0\n\t"

  2464. 		"punpckhbw %%mm1, %%mm1\n\t"

  2465. 		"punpcklbw %%mm2, %%mm2\n\t"

  2466. 		"punpckhbw %%mm3, %%mm3\n\t"

  2467. 		"punpcklbw %%mm4, %%mm4\n\t"

  2468. 		"punpckhbw %%mm5, %%mm5\n\t"

  2469. 		"punpcklbw %%mm6, %%mm6\n\t"

  2470. 		"punpckhbw %%mm7, %%mm7\n\t"

  2471. 		MOVNTQ"	%%mm0, %0\n\t"

  2472. 		MOVNTQ"	%%mm1, 8%0\n\t"

  2473. 		MOVNTQ"	%%mm2, 16%0\n\t"

  2474. 		MOVNTQ"	%%mm3, 24%0\n\t"

  2475. 		MOVNTQ"	%%mm4, 32%0\n\t"

  2476. 		MOVNTQ"	%%mm5, 40%0\n\t"

  2477. 		MOVNTQ"	%%mm6, 48%0\n\t"

  2478. 		MOVNTQ"	%%mm7, 56%0"

  2479. 		:"=m"(d[2*x])

  2480. 		:"m"(s1[x])

  2481. 		:"memory");

  2482. 	}

  2483. #endif

  2484. 	for(;x<w;x++) d[2*x]=d[2*x+1]=s1[x];

  2485.     }

  2486.     for(y=0;y<h;y++){

  2487. 	const uint8_t* s2=src2+srcStride2*(y>>1);

  2488. 	uint8_t* d=dst2+dstStride2*y;

  2489. 	x=0;

  2490. #ifdef HAVE_MMX

  2491. 	for(;x<w-31;x+=32)

  2492. 	{

  2493. 	    asm volatile(

  2494. 		PREFETCH" 32%1\n\t"

  2495. 	        "movq	%1, %%mm0\n\t"

  2496. 	        "movq	8%1, %%mm2\n\t"

  2497. 	        "movq	16%1, %%mm4\n\t"

  2498. 	        "movq	24%1, %%mm6\n\t"

  2499. 	        "movq	%%mm0, %%mm1\n\t"

  2500. 	        "movq	%%mm2, %%mm3\n\t"

  2501. 	        "movq	%%mm4, %%mm5\n\t"

  2502. 	        "movq	%%mm6, %%mm7\n\t"

  2503. 		"punpcklbw %%mm0, %%mm0\n\t"

  2504. 		"punpckhbw %%mm1, %%mm1\n\t"

  2505. 		"punpcklbw %%mm2, %%mm2\n\t"

  2506. 		"punpckhbw %%mm3, %%mm3\n\t"

  2507. 		"punpcklbw %%mm4, %%mm4\n\t"

  2508. 		"punpckhbw %%mm5, %%mm5\n\t"

  2509. 		"punpcklbw %%mm6, %%mm6\n\t"

  2510. 		"punpckhbw %%mm7, %%mm7\n\t"

  2511. 		MOVNTQ"	%%mm0, %0\n\t"

  2512. 		MOVNTQ"	%%mm1, 8%0\n\t"

  2513. 		MOVNTQ"	%%mm2, 16%0\n\t"

  2514. 		MOVNTQ"	%%mm3, 24%0\n\t"

  2515. 		MOVNTQ"	%%mm4, 32%0\n\t"

  2516. 		MOVNTQ"	%%mm5, 40%0\n\t"

  2517. 		MOVNTQ"	%%mm6, 48%0\n\t"

  2518. 		MOVNTQ"	%%mm7, 56%0"

  2519. 		:"=m"(d[2*x])

  2520. 		:"m"(s2[x])

  2521. 		:"memory");

  2522. 	}

  2523. #endif

  2524. 	for(;x<w;x++) d[2*x]=d[2*x+1]=s2[x];

  2525.     }

  2526. #ifdef HAVE_MMX

  2527. 	asm(

  2528. 		EMMS" \n\t"

  2529. 		SFENCE" \n\t"

  2530. 		::: "memory"

  2531. 		);

  2532. #endif

  2533. }

  2534. 

  2535. static inline void RENAME(yvu9_to_yuy2)(const uint8_t *src1, const uint8_t *src2, const uint8_t *src3,

  2536. 			uint8_t *dst,

  2537. 			unsigned width, unsigned height,

  2538. 			int srcStride1, int srcStride2,

  2539. 			int srcStride3, int dstStride)

  2540. {

  2541.     unsigned y,x,w,h;

  2542.     w=width/2; h=height;

  2543.     for(y=0;y<h;y++){

  2544. 	const uint8_t* yp=src1+srcStride1*y;

  2545. 	const uint8_t* up=src2+srcStride2*(y>>2);

  2546. 	const uint8_t* vp=src3+srcStride3*(y>>2);

  2547. 	uint8_t* d=dst+dstStride*y;

  2548. 	x=0;

  2549. #ifdef HAVE_MMX

  2550. 	for(;x<w-7;x+=8)

  2551. 	{

  2552. 	    asm volatile(

  2553. 		PREFETCH" 32(%1, %0)\n\t"

  2554. 		PREFETCH" 32(%2, %0)\n\t"

  2555. 		PREFETCH" 32(%3, %0)\n\t"

  2556. 		"movq	(%1, %0, 4), %%mm0\n\t"       /* Y0Y1Y2Y3Y4Y5Y6Y7 */

  2557. 		"movq	(%2, %0), %%mm1\n\t"       /* U0U1U2U3U4U5U6U7 */

  2558. 		"movq	(%3, %0), %%mm2\n\t"	     /* V0V1V2V3V4V5V6V7 */

  2559. 		"movq	%%mm0, %%mm3\n\t"    /* Y0Y1Y2Y3Y4Y5Y6Y7 */

  2560. 		"movq	%%mm1, %%mm4\n\t"    /* U0U1U2U3U4U5U6U7 */

  2561. 		"movq	%%mm2, %%mm5\n\t"    /* V0V1V2V3V4V5V6V7 */

  2562. 		"punpcklbw %%mm1, %%mm1\n\t" /* U0U0 U1U1 U2U2 U3U3 */

  2563. 		"punpcklbw %%mm2, %%mm2\n\t" /* V0V0 V1V1 V2V2 V3V3 */

  2564. 		"punpckhbw %%mm4, %%mm4\n\t" /* U4U4 U5U5 U6U6 U7U7 */

  2565. 		"punpckhbw %%mm5, %%mm5\n\t" /* V4V4 V5V5 V6V6 V7V7 */

  2566. 

  2567. 		"movq	%%mm1, %%mm6\n\t"

  2568. 		"punpcklbw %%mm2, %%mm1\n\t" /* U0V0 U0V0 U1V1 U1V1*/

  2569. 		"punpcklbw %%mm1, %%mm0\n\t" /* Y0U0 Y1V0 Y2U0 Y3V0*/

  2570. 		"punpckhbw %%mm1, %%mm3\n\t" /* Y4U1 Y5V1 Y6U1 Y7V1*/

  2571. 		MOVNTQ"	%%mm0, (%4, %0, 8)\n\t"

  2572. 		MOVNTQ"	%%mm3, 8(%4, %0, 8)\n\t"

  2573. 		

  2574. 		"punpckhbw %%mm2, %%mm6\n\t" /* U2V2 U2V2 U3V3 U3V3*/

  2575. 		"movq	8(%1, %0, 4), %%mm0\n\t"

  2576. 		"movq	%%mm0, %%mm3\n\t"

  2577. 		"punpcklbw %%mm6, %%mm0\n\t" /* Y U2 Y V2 Y U2 Y V2*/

  2578. 		"punpckhbw %%mm6, %%mm3\n\t" /* Y U3 Y V3 Y U3 Y V3*/

  2579. 		MOVNTQ"	%%mm0, 16(%4, %0, 8)\n\t"

  2580. 		MOVNTQ"	%%mm3, 24(%4, %0, 8)\n\t"

  2581. 

  2582. 		"movq	%%mm4, %%mm6\n\t"

  2583. 		"movq	16(%1, %0, 4), %%mm0\n\t"

  2584. 		"movq	%%mm0, %%mm3\n\t"

  2585. 		"punpcklbw %%mm5, %%mm4\n\t"

  2586. 		"punpcklbw %%mm4, %%mm0\n\t" /* Y U4 Y V4 Y U4 Y V4*/

  2587. 		"punpckhbw %%mm4, %%mm3\n\t" /* Y U5 Y V5 Y U5 Y V5*/

  2588. 		MOVNTQ"	%%mm0, 32(%4, %0, 8)\n\t"

  2589. 		MOVNTQ"	%%mm3, 40(%4, %0, 8)\n\t"

  2590. 		

  2591. 		"punpckhbw %%mm5, %%mm6\n\t"

  2592. 		"movq	24(%1, %0, 4), %%mm0\n\t"

  2593. 		"movq	%%mm0, %%mm3\n\t"

  2594. 		"punpcklbw %%mm6, %%mm0\n\t" /* Y U6 Y V6 Y U6 Y V6*/

  2595. 		"punpckhbw %%mm6, %%mm3\n\t" /* Y U7 Y V7 Y U7 Y V7*/

  2596. 		MOVNTQ"	%%mm0, 48(%4, %0, 8)\n\t"

  2597. 		MOVNTQ"	%%mm3, 56(%4, %0, 8)\n\t"

  2598. 

  2599. 		: "+r" (x)

  2600.                 : "r"(yp), "r" (up), "r"(vp), "r"(d)

  2601. 		:"memory");

  2602. 	}

  2603. #endif

  2604. 	for(; x<w; x++)

  2605. 	{

  2606. 	    const int x2= x<<2;

  2607. 	    d[8*x+0]=yp[x2];

  2608. 	    d[8*x+1]=up[x];

  2609. 	    d[8*x+2]=yp[x2+1];

  2610. 	    d[8*x+3]=vp[x];

  2611. 	    d[8*x+4]=yp[x2+2];

  2612. 	    d[8*x+5]=up[x];

  2613. 	    d[8*x+6]=yp[x2+3];

  2614. 	    d[8*x+7]=vp[x];

  2615. 	}

  2616.     }

  2617. #ifdef HAVE_MMX

  2618. 	asm(

  2619. 		EMMS" \n\t"

  2620. 		SFENCE" \n\t"

  2621. 		::: "memory"

  2622. 		);

  2623. #endif

  2624. }