falkTX
/
FFmpeg
mirror of https://github.com/falkTX/FFmpeg.git
1
0
Fork 0
Code Issues 0 Releases 338 Wiki Activity
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34093 Commits
32 Branches
283MB
Tree: 5ed032fb8b
Branches Tags
${ item.name }
Create branch ${ searchTerm }
from '5ed032fb8b'
${ noResults }
FFmpeg/libswscale/output.c

1497 lines
54KB
Raw Blame History 

  1. /*

  2.  * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>

  3.  *

  4.  * This file is part of Libav.

  5.  *

  6.  * Libav is free software; you can redistribute it and/or

  7.  * modify it under the terms of the GNU Lesser General Public

  8.  * License as published by the Free Software Foundation; either

  9.  * version 2.1 of the License, or (at your option) any later version.

  10.  *

  11.  * Libav is distributed in the hope that it will be useful,

  12.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  13.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

  14.  * Lesser General Public License for more details.

  15.  *

  16.  * You should have received a copy of the GNU Lesser General Public

  17.  * License along with Libav; if not, write to the Free Software

  18.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

  19.  */

  20. 

  21. #include <assert.h>

  22. #include <math.h>

  23. #include <stdint.h>

  24. #include <stdio.h>

  25. #include <string.h>

  26. 

  27. #include "libavutil/avutil.h"

  28. #include "libavutil/bswap.h"

  29. #include "libavutil/cpu.h"

  30. #include "libavutil/intreadwrite.h"

  31. #include "libavutil/mathematics.h"

  32. #include "libavutil/pixdesc.h"

  33. #include "config.h"

  34. #include "rgb2rgb.h"

  35. #include "swscale.h"

  36. #include "swscale_internal.h"

  37. 

  38. DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_4)[2][8]={

  39. {  1,   3,   1,   3,   1,   3,   1,   3, },

  40. {  2,   0,   2,   0,   2,   0,   2,   0, },

  41. };

  42. 

  43. DECLARE_ALIGNED(8, static const uint8_t, dither_2x2_8)[2][8]={

  44. {  6,   2,   6,   2,   6,   2,   6,   2, },

  45. {  0,   4,   0,   4,   0,   4,   0,   4, },

  46. };

  47. 

  48. DECLARE_ALIGNED(8, const uint8_t, dither_4x4_16)[4][8]={

  49. {  8,   4,  11,   7,   8,   4,  11,   7, },

  50. {  2,  14,   1,  13,   2,  14,   1,  13, },

  51. { 10,   6,   9,   5,  10,   6,   9,   5, },

  52. {  0,  12,   3,  15,   0,  12,   3,  15, },

  53. };

  54. 

  55. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_32)[8][8]={

  56. { 17,   9,  23,  15,  16,   8,  22,  14, },

  57. {  5,  29,   3,  27,   4,  28,   2,  26, },

  58. { 21,  13,  19,  11,  20,  12,  18,  10, },

  59. {  0,  24,   6,  30,   1,  25,   7,  31, },

  60. { 16,   8,  22,  14,  17,   9,  23,  15, },

  61. {  4,  28,   2,  26,   5,  29,   3,  27, },

  62. { 20,  12,  18,  10,  21,  13,  19,  11, },

  63. {  1,  25,   7,  31,   0,  24,   6,  30, },

  64. };

  65. 

  66. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_73)[8][8]={

  67. {  0,  55,  14,  68,   3,  58,  17,  72, },

  68. { 37,  18,  50,  32,  40,  22,  54,  35, },

  69. {  9,  64,   5,  59,  13,  67,   8,  63, },

  70. { 46,  27,  41,  23,  49,  31,  44,  26, },

  71. {  2,  57,  16,  71,   1,  56,  15,  70, },

  72. { 39,  21,  52,  34,  38,  19,  51,  33, },

  73. { 11,  66,   7,  62,  10,  65,   6,  60, },

  74. { 48,  30,  43,  25,  47,  29,  42,  24, },

  75. };

  76. 

  77. #if 1

  78. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={

  79. {117,  62, 158, 103, 113,  58, 155, 100, },

  80. { 34, 199,  21, 186,  31, 196,  17, 182, },

  81. {144,  89, 131,  76, 141,  86, 127,  72, },

  82. {  0, 165,  41, 206,  10, 175,  52, 217, },

  83. {110,  55, 151,  96, 120,  65, 162, 107, },

  84. { 28, 193,  14, 179,  38, 203,  24, 189, },

  85. {138,  83, 124,  69, 148,  93, 134,  79, },

  86. {  7, 172,  48, 213,   3, 168,  45, 210, },

  87. };

  88. #elif 1

  89. // tries to correct a gamma of 1.5

  90. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={

  91. {  0, 143,  18, 200,   2, 156,  25, 215, },

  92. { 78,  28, 125,  64,  89,  36, 138,  74, },

  93. { 10, 180,   3, 161,  16, 195,   8, 175, },

  94. {109,  51,  93,  38, 121,  60, 105,  47, },

  95. {  1, 152,  23, 210,   0, 147,  20, 205, },

  96. { 85,  33, 134,  71,  81,  30, 130,  67, },

  97. { 14, 190,   6, 171,  12, 185,   5, 166, },

  98. {117,  57, 101,  44, 113,  54,  97,  41, },

  99. };

  100. #elif 1

  101. // tries to correct a gamma of 2.0

  102. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={

  103. {  0, 124,   8, 193,   0, 140,  12, 213, },

  104. { 55,  14, 104,  42,  66,  19, 119,  52, },

  105. {  3, 168,   1, 145,   6, 187,   3, 162, },

  106. { 86,  31,  70,  21,  99,  39,  82,  28, },

  107. {  0, 134,  11, 206,   0, 129,   9, 200, },

  108. { 62,  17, 114,  48,  58,  16, 109,  45, },

  109. {  5, 181,   2, 157,   4, 175,   1, 151, },

  110. { 95,  36,  78,  26,  90,  34,  74,  24, },

  111. };

  112. #else

  113. // tries to correct a gamma of 2.5

  114. DECLARE_ALIGNED(8, const uint8_t, dither_8x8_220)[8][8]={

  115. {  0, 107,   3, 187,   0, 125,   6, 212, },

  116. { 39,   7,  86,  28,  49,  11, 102,  36, },

  117. {  1, 158,   0, 131,   3, 180,   1, 151, },

  118. { 68,  19,  52,  12,  81,  25,  64,  17, },

  119. {  0, 119,   5, 203,   0, 113,   4, 195, },

  120. { 45,   9,  96,  33,  42,   8,  91,  30, },

  121. {  2, 172,   1, 144,   2, 165,   0, 137, },

  122. { 77,  23,  60,  15,  72,  21,  56,  14, },

  123. };

  124. #endif

  125. 

  126. #define output_pixel(pos, val, bias, signedness) \

  127.     if (big_endian) { \

  128.         AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \

  129.     } else { \

  130.         AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \

  131.     }

  132. 

  133. static av_always_inline void

  134. yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW,

  135.                          int big_endian, int output_bits)

  136. {

  137.     int i;

  138.     int shift = 19 - output_bits;

  139. 

  140.     for (i = 0; i < dstW; i++) {

  141.         int val = src[i] + (1 << (shift - 1));

  142.         output_pixel(&dest[i], val, 0, uint);

  143.     }

  144. }

  145. 

  146. static av_always_inline void

  147. yuv2planeX_16_c_template(const int16_t *filter, int filterSize,

  148.                          const int32_t **src, uint16_t *dest, int dstW,

  149.                          int big_endian, int output_bits)

  150. {

  151.     int i;

  152.     int shift = 15 + 16 - output_bits;

  153. 

  154.     for (i = 0; i < dstW; i++) {

  155.         int val = 1 << (30-output_bits);

  156.         int j;

  157. 

  158.         /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline

  159.          * filters (or anything with negative coeffs, the range can be slightly

  160.          * wider in both directions. To account for this overflow, we subtract

  161.          * a constant so it always fits in the signed range (assuming a

  162.          * reasonable filterSize), and re-add that at the end. */

  163.         val -= 0x40000000;

  164.         for (j = 0; j < filterSize; j++)

  165.             val += src[j][i] * filter[j];

  166. 

  167.         output_pixel(&dest[i], val, 0x8000, int);

  168.     }

  169. }

  170. 

  171. #undef output_pixel

  172. 

  173. #define output_pixel(pos, val) \

  174.     if (big_endian) { \

  175.         AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \

  176.     } else { \

  177.         AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \

  178.     }

  179. 

  180. static av_always_inline void

  181. yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW,

  182.                          int big_endian, int output_bits)

  183. {

  184.     int i;

  185.     int shift = 15 - output_bits;

  186. 

  187.     for (i = 0; i < dstW; i++) {

  188.         int val = src[i] + (1 << (shift - 1));

  189.         output_pixel(&dest[i], val);

  190.     }

  191. }

  192. 

  193. static av_always_inline void

  194. yuv2planeX_10_c_template(const int16_t *filter, int filterSize,

  195.                          const int16_t **src, uint16_t *dest, int dstW,

  196.                          int big_endian, int output_bits)

  197. {

  198.     int i;

  199.     int shift = 11 + 16 - output_bits;

  200. 

  201.     for (i = 0; i < dstW; i++) {

  202.         int val = 1 << (26-output_bits);

  203.         int j;

  204. 

  205.         for (j = 0; j < filterSize; j++)

  206.             val += src[j][i] * filter[j];

  207. 

  208.         output_pixel(&dest[i], val);

  209.     }

  210. }

  211. 

  212. #undef output_pixel

  213. 

  214. #define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \

  215. static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \

  216.                               uint8_t *dest, int dstW, \

  217.                               const uint8_t *dither, int offset)\

  218. { \

  219.     yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \

  220.                          (uint16_t *) dest, dstW, is_be, bits); \

  221. }\

  222. static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \

  223.                               const int16_t **src, uint8_t *dest, int dstW, \

  224.                               const uint8_t *dither, int offset)\

  225. { \

  226.     yuv2planeX_## template_size ## _c_template(filter, \

  227.                          filterSize, (const typeX_t **) src, \

  228.                          (uint16_t *) dest, dstW, is_be, bits); \

  229. }

  230. yuv2NBPS( 9, BE, 1, 10, int16_t)

  231. yuv2NBPS( 9, LE, 0, 10, int16_t)

  232. yuv2NBPS(10, BE, 1, 10, int16_t)

  233. yuv2NBPS(10, LE, 0, 10, int16_t)

  234. yuv2NBPS(16, BE, 1, 16, int32_t)

  235. yuv2NBPS(16, LE, 0, 16, int32_t)

  236. 

  237. static void yuv2planeX_8_c(const int16_t *filter, int filterSize,

  238.                            const int16_t **src, uint8_t *dest, int dstW,

  239.                            const uint8_t *dither, int offset)

  240. {

  241.     int i;

  242.     for (i=0; i<dstW; i++) {

  243.         int val = dither[(i + offset) & 7] << 12;

  244.         int j;

  245.         for (j=0; j<filterSize; j++)

  246.             val += src[j][i] * filter[j];

  247. 

  248.         dest[i]= av_clip_uint8(val>>19);

  249.     }

  250. }

  251. 

  252. static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW,

  253.                            const uint8_t *dither, int offset)

  254. {

  255.     int i;

  256.     for (i=0; i<dstW; i++) {

  257.         int val = (src[i] + dither[(i + offset) & 7]) >> 7;

  258.         dest[i]= av_clip_uint8(val);

  259.     }

  260. }

  261. 

  262. static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,

  263.                         const int16_t **chrUSrc, const int16_t **chrVSrc,

  264.                         uint8_t *dest, int chrDstW)

  265. {

  266.     enum PixelFormat dstFormat = c->dstFormat;

  267.     const uint8_t *chrDither = c->chrDither8;

  268.     int i;

  269. 

  270.     if (dstFormat == PIX_FMT_NV12)

  271.         for (i=0; i<chrDstW; i++) {

  272.             int u = chrDither[i & 7] << 12;

  273.             int v = chrDither[(i + 3) & 7] << 12;

  274.             int j;

  275.             for (j=0; j<chrFilterSize; j++) {

  276.                 u += chrUSrc[j][i] * chrFilter[j];

  277.                 v += chrVSrc[j][i] * chrFilter[j];

  278.             }

  279. 

  280.             dest[2*i]= av_clip_uint8(u>>19);

  281.             dest[2*i+1]= av_clip_uint8(v>>19);

  282.         }

  283.     else

  284.         for (i=0; i<chrDstW; i++) {

  285.             int u = chrDither[i & 7] << 12;

  286.             int v = chrDither[(i + 3) & 7] << 12;

  287.             int j;

  288.             for (j=0; j<chrFilterSize; j++) {

  289.                 u += chrUSrc[j][i] * chrFilter[j];

  290.                 v += chrVSrc[j][i] * chrFilter[j];

  291.             }

  292. 

  293.             dest[2*i]= av_clip_uint8(v>>19);

  294.             dest[2*i+1]= av_clip_uint8(u>>19);

  295.         }

  296. }

  297. 

  298. #define accumulate_bit(acc, val) \

  299.     acc <<= 1; \

  300.     acc |= (val) >= (128 + 110)

  301. #define output_pixel(pos, acc) \

  302.     if (target == PIX_FMT_MONOBLACK) { \

  303.         pos = acc; \

  304.     } else { \

  305.         pos = ~acc; \

  306.     }

  307. 

  308. static av_always_inline void

  309. yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter,

  310.                       const int16_t **lumSrc, int lumFilterSize,

  311.                       const int16_t *chrFilter, const int16_t **chrUSrc,

  312.                       const int16_t **chrVSrc, int chrFilterSize,

  313.                       const int16_t **alpSrc, uint8_t *dest, int dstW,

  314.                       int y, enum PixelFormat target)

  315. {

  316.     const uint8_t * const d128=dither_8x8_220[y&7];

  317.     int i;

  318.     unsigned acc = 0;

  319. 

  320.     for (i = 0; i < dstW; i += 2) {

  321.         int j;

  322.         int Y1 = 1 << 18;

  323.         int Y2 = 1 << 18;

  324. 

  325.         for (j = 0; j < lumFilterSize; j++) {

  326.             Y1 += lumSrc[j][i]   * lumFilter[j];

  327.             Y2 += lumSrc[j][i+1] * lumFilter[j];

  328.         }

  329.         Y1 >>= 19;

  330.         Y2 >>= 19;

  331.         if ((Y1 | Y2) & 0x100) {

  332.             Y1 = av_clip_uint8(Y1);

  333.             Y2 = av_clip_uint8(Y2);

  334.         }

  335.         accumulate_bit(acc, Y1 + d128[(i + 0) & 7]);

  336.         accumulate_bit(acc, Y2 + d128[(i + 1) & 7]);

  337.         if ((i & 7) == 6) {

  338.             output_pixel(*dest++, acc);

  339.         }

  340.     }

  341. 

  342.     if (i & 6) {

  343.         output_pixel(*dest, acc);

  344.     }

  345. }

  346. 

  347. static av_always_inline void

  348. yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2],

  349.                       const int16_t *ubuf[2], const int16_t *vbuf[2],

  350.                       const int16_t *abuf[2], uint8_t *dest, int dstW,

  351.                       int yalpha, int uvalpha, int y,

  352.                       enum PixelFormat target)

  353. {

  354.     const int16_t *buf0  = buf[0],  *buf1  = buf[1];

  355.     const uint8_t * const d128 = dither_8x8_220[y & 7];

  356.     int  yalpha1 = 4096 - yalpha;

  357.     int i;

  358. 

  359.     for (i = 0; i < dstW; i += 8) {

  360.         int Y, acc = 0;

  361. 

  362.         Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19;

  363.         accumulate_bit(acc, Y + d128[0]);

  364.         Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19;

  365.         accumulate_bit(acc, Y + d128[1]);

  366.         Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19;

  367.         accumulate_bit(acc, Y + d128[2]);

  368.         Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19;

  369.         accumulate_bit(acc, Y + d128[3]);

  370.         Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19;

  371.         accumulate_bit(acc, Y + d128[4]);

  372.         Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19;

  373.         accumulate_bit(acc, Y + d128[5]);

  374.         Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19;

  375.         accumulate_bit(acc, Y + d128[6]);

  376.         Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19;

  377.         accumulate_bit(acc, Y + d128[7]);

  378. 

  379.         output_pixel(*dest++, acc);

  380.     }

  381. }

  382. 

  383. static av_always_inline void

  384. yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0,

  385.                       const int16_t *ubuf[2], const int16_t *vbuf[2],

  386.                       const int16_t *abuf0, uint8_t *dest, int dstW,

  387.                       int uvalpha, int y, enum PixelFormat target)

  388. {

  389.     const uint8_t * const d128 = dither_8x8_220[y & 7];

  390.     int i;

  391. 

  392.     for (i = 0; i < dstW; i += 8) {

  393.         int acc = 0;

  394. 

  395.         accumulate_bit(acc, (buf0[i + 0] >> 7) + d128[0]);

  396.         accumulate_bit(acc, (buf0[i + 1] >> 7) + d128[1]);

  397.         accumulate_bit(acc, (buf0[i + 2] >> 7) + d128[2]);

  398.         accumulate_bit(acc, (buf0[i + 3] >> 7) + d128[3]);

  399.         accumulate_bit(acc, (buf0[i + 4] >> 7) + d128[4]);

  400.         accumulate_bit(acc, (buf0[i + 5] >> 7) + d128[5]);

  401.         accumulate_bit(acc, (buf0[i + 6] >> 7) + d128[6]);

  402.         accumulate_bit(acc, (buf0[i + 7] >> 7) + d128[7]);

  403. 

  404.         output_pixel(*dest++, acc);

  405.     }

  406. }

  407. 

  408. #undef output_pixel

  409. #undef accumulate_bit

  410. 

  411. #define YUV2PACKEDWRAPPER(name, base, ext, fmt) \

  412. static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \

  413.                                 const int16_t **lumSrc, int lumFilterSize, \

  414.                                 const int16_t *chrFilter, const int16_t **chrUSrc, \

  415.                                 const int16_t **chrVSrc, int chrFilterSize, \

  416.                                 const int16_t **alpSrc, uint8_t *dest, int dstW, \

  417.                                 int y) \

  418. { \

  419.     name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \

  420.                                   chrFilter, chrUSrc, chrVSrc, chrFilterSize, \

  421.                                   alpSrc, dest, dstW, y, fmt); \

  422. } \

  423.  \

  424. static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \

  425.                                 const int16_t *ubuf[2], const int16_t *vbuf[2], \

  426.                                 const int16_t *abuf[2], uint8_t *dest, int dstW, \

  427.                                 int yalpha, int uvalpha, int y) \

  428. { \

  429.     name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \

  430.                                   dest, dstW, yalpha, uvalpha, y, fmt); \

  431. } \

  432.  \

  433. static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \

  434.                                 const int16_t *ubuf[2], const int16_t *vbuf[2], \

  435.                                 const int16_t *abuf0, uint8_t *dest, int dstW, \

  436.                                 int uvalpha, int y) \

  437. { \

  438.     name ## base ## _1_c_template(c, buf0, ubuf, vbuf, \

  439.                                   abuf0, dest, dstW, uvalpha, \

  440.                                   y, fmt); \

  441. }

  442. 

  443. YUV2PACKEDWRAPPER(yuv2mono,, white, PIX_FMT_MONOWHITE)

  444. YUV2PACKEDWRAPPER(yuv2mono,, black, PIX_FMT_MONOBLACK)

  445. 

  446. #define output_pixels(pos, Y1, U, Y2, V) \

  447.     if (target == PIX_FMT_YUYV422) { \

  448.         dest[pos + 0] = Y1; \

  449.         dest[pos + 1] = U;  \

  450.         dest[pos + 2] = Y2; \

  451.         dest[pos + 3] = V;  \

  452.     } else { \

  453.         dest[pos + 0] = U;  \

  454.         dest[pos + 1] = Y1; \

  455.         dest[pos + 2] = V;  \

  456.         dest[pos + 3] = Y2; \

  457.     }

  458. 

  459. static av_always_inline void

  460. yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter,

  461.                      const int16_t **lumSrc, int lumFilterSize,

  462.                      const int16_t *chrFilter, const int16_t **chrUSrc,

  463.                      const int16_t **chrVSrc, int chrFilterSize,

  464.                      const int16_t **alpSrc, uint8_t *dest, int dstW,

  465.                      int y, enum PixelFormat target)

  466. {

  467.     int i;

  468. 

  469.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  470.         int j;

  471.         int Y1 = 1 << 18;

  472.         int Y2 = 1 << 18;

  473.         int U  = 1 << 18;

  474.         int V  = 1 << 18;

  475. 

  476.         for (j = 0; j < lumFilterSize; j++) {

  477.             Y1 += lumSrc[j][i * 2]     * lumFilter[j];

  478.             Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];

  479.         }

  480.         for (j = 0; j < chrFilterSize; j++) {

  481.             U += chrUSrc[j][i] * chrFilter[j];

  482.             V += chrVSrc[j][i] * chrFilter[j];

  483.         }

  484.         Y1 >>= 19;

  485.         Y2 >>= 19;

  486.         U  >>= 19;

  487.         V  >>= 19;

  488.         if ((Y1 | Y2 | U | V) & 0x100) {

  489.             Y1 = av_clip_uint8(Y1);

  490.             Y2 = av_clip_uint8(Y2);

  491.             U  = av_clip_uint8(U);

  492.             V  = av_clip_uint8(V);

  493.         }

  494.         output_pixels(4*i, Y1, U, Y2, V);

  495.     }

  496. }

  497. 

  498. static av_always_inline void

  499. yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2],

  500.                      const int16_t *ubuf[2], const int16_t *vbuf[2],

  501.                      const int16_t *abuf[2], uint8_t *dest, int dstW,

  502.                      int yalpha, int uvalpha, int y,

  503.                      enum PixelFormat target)

  504. {

  505.     const int16_t *buf0  = buf[0],  *buf1  = buf[1],

  506.                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],

  507.                   *vbuf0 = vbuf[0], *vbuf1 = vbuf[1];

  508.     int  yalpha1 = 4096 - yalpha;

  509.     int uvalpha1 = 4096 - uvalpha;

  510.     int i;

  511. 

  512.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  513.         int Y1 = (buf0[i * 2]     * yalpha1  + buf1[i * 2]     * yalpha)  >> 19;

  514.         int Y2 = (buf0[i * 2 + 1] * yalpha1  + buf1[i * 2 + 1] * yalpha)  >> 19;

  515.         int U  = (ubuf0[i]        * uvalpha1 + ubuf1[i]        * uvalpha) >> 19;

  516.         int V  = (vbuf0[i]        * uvalpha1 + vbuf1[i]        * uvalpha) >> 19;

  517. 

  518.         Y1 = av_clip_uint8(Y1);

  519.         Y2 = av_clip_uint8(Y2);

  520.         U  = av_clip_uint8(U);

  521.         V  = av_clip_uint8(V);

  522. 

  523.         output_pixels(i * 4, Y1, U, Y2, V);

  524.     }

  525. }

  526. 

  527. static av_always_inline void

  528. yuv2422_1_c_template(SwsContext *c, const int16_t *buf0,

  529.                      const int16_t *ubuf[2], const int16_t *vbuf[2],

  530.                      const int16_t *abuf0, uint8_t *dest, int dstW,

  531.                      int uvalpha, int y, enum PixelFormat target)

  532. {

  533.     const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];

  534.     int i;

  535. 

  536.     if (uvalpha < 2048) {

  537.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  538.             int Y1 = buf0[i * 2]     >> 7;

  539.             int Y2 = buf0[i * 2 + 1] >> 7;

  540.             int U  = ubuf0[i]        >> 7;

  541.             int V  = vbuf0[i]        >> 7;

  542. 

  543.             Y1 = av_clip_uint8(Y1);

  544.             Y2 = av_clip_uint8(Y2);

  545.             U  = av_clip_uint8(U);

  546.             V  = av_clip_uint8(V);

  547. 

  548.             output_pixels(i * 4, Y1, U, Y2, V);

  549.         }

  550.     } else {

  551.         const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];

  552.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  553.             int Y1 =  buf0[i * 2]          >> 7;

  554.             int Y2 =  buf0[i * 2 + 1]      >> 7;

  555.             int U  = (ubuf0[i] + ubuf1[i]) >> 8;

  556.             int V  = (vbuf0[i] + vbuf1[i]) >> 8;

  557. 

  558.             Y1 = av_clip_uint8(Y1);

  559.             Y2 = av_clip_uint8(Y2);

  560.             U  = av_clip_uint8(U);

  561.             V  = av_clip_uint8(V);

  562. 

  563.             output_pixels(i * 4, Y1, U, Y2, V);

  564.         }

  565.     }

  566. }

  567. 

  568. #undef output_pixels

  569. 

  570. YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, PIX_FMT_YUYV422)

  571. YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, PIX_FMT_UYVY422)

  572. 

  573. #define R_B ((target == PIX_FMT_RGB48LE || target == PIX_FMT_RGB48BE) ? R : B)

  574. #define B_R ((target == PIX_FMT_RGB48LE || target == PIX_FMT_RGB48BE) ? B : R)

  575. #define output_pixel(pos, val) \

  576.     if (isBE(target)) { \

  577.         AV_WB16(pos, val); \

  578.     } else { \

  579.         AV_WL16(pos, val); \

  580.     }

  581. 

  582. static av_always_inline void

  583. yuv2rgb48_X_c_template(SwsContext *c, const int16_t *lumFilter,

  584.                        const int32_t **lumSrc, int lumFilterSize,

  585.                        const int16_t *chrFilter, const int32_t **chrUSrc,

  586.                        const int32_t **chrVSrc, int chrFilterSize,

  587.                        const int32_t **alpSrc, uint16_t *dest, int dstW,

  588.                        int y, enum PixelFormat target)

  589. {

  590.     int i;

  591. 

  592.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  593.         int j;

  594.         int Y1 = -0x40000000;

  595.         int Y2 = -0x40000000;

  596.         int U  = -128 << 23; // 19

  597.         int V  = -128 << 23;

  598.         int R, G, B;

  599. 

  600.         for (j = 0; j < lumFilterSize; j++) {

  601.             Y1 += lumSrc[j][i * 2]     * lumFilter[j];

  602.             Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];

  603.         }

  604.         for (j = 0; j < chrFilterSize; j++) {

  605.             U += chrUSrc[j][i] * chrFilter[j];

  606.             V += chrVSrc[j][i] * chrFilter[j];

  607.         }

  608. 

  609.         // 8bit: 12+15=27; 16-bit: 12+19=31

  610.         Y1 >>= 14; // 10

  611.         Y1 += 0x10000;

  612.         Y2 >>= 14;

  613.         Y2 += 0x10000;

  614.         U  >>= 14;

  615.         V  >>= 14;

  616. 

  617.         // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit

  618.         Y1 -= c->yuv2rgb_y_offset;

  619.         Y2 -= c->yuv2rgb_y_offset;

  620.         Y1 *= c->yuv2rgb_y_coeff;

  621.         Y2 *= c->yuv2rgb_y_coeff;

  622.         Y1 += 1 << 13; // 21

  623.         Y2 += 1 << 13;

  624.         // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit

  625. 

  626.         R = V * c->yuv2rgb_v2r_coeff;

  627.         G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;

  628.         B =                            U * c->yuv2rgb_u2b_coeff;

  629. 

  630.         // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit

  631.         output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);

  632.         output_pixel(&dest[1], av_clip_uintp2(  G + Y1, 30) >> 14);

  633.         output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);

  634.         output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);

  635.         output_pixel(&dest[4], av_clip_uintp2(  G + Y2, 30) >> 14);

  636.         output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);

  637.         dest += 6;

  638.     }

  639. }

  640. 

  641. static av_always_inline void

  642. yuv2rgb48_2_c_template(SwsContext *c, const int32_t *buf[2],

  643.                        const int32_t *ubuf[2], const int32_t *vbuf[2],

  644.                        const int32_t *abuf[2], uint16_t *dest, int dstW,

  645.                        int yalpha, int uvalpha, int y,

  646.                        enum PixelFormat target)

  647. {

  648.     const int32_t *buf0  = buf[0],  *buf1  = buf[1],

  649.                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],

  650.                   *vbuf0 = vbuf[0], *vbuf1 = vbuf[1];

  651.     int  yalpha1 = 4096 - yalpha;

  652.     int uvalpha1 = 4096 - uvalpha;

  653.     int i;

  654. 

  655.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  656.         int Y1 = (buf0[i * 2]     * yalpha1  + buf1[i * 2]     * yalpha) >> 14;

  657.         int Y2 = (buf0[i * 2 + 1] * yalpha1  + buf1[i * 2 + 1] * yalpha) >> 14;

  658.         int U  = (ubuf0[i]        * uvalpha1 + ubuf1[i]        * uvalpha + (-128 << 23)) >> 14;

  659.         int V  = (vbuf0[i]        * uvalpha1 + vbuf1[i]        * uvalpha + (-128 << 23)) >> 14;

  660.         int R, G, B;

  661. 

  662.         Y1 -= c->yuv2rgb_y_offset;

  663.         Y2 -= c->yuv2rgb_y_offset;

  664.         Y1 *= c->yuv2rgb_y_coeff;

  665.         Y2 *= c->yuv2rgb_y_coeff;

  666.         Y1 += 1 << 13;

  667.         Y2 += 1 << 13;

  668. 

  669.         R = V * c->yuv2rgb_v2r_coeff;

  670.         G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;

  671.         B =                            U * c->yuv2rgb_u2b_coeff;

  672. 

  673.         output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);

  674.         output_pixel(&dest[1], av_clip_uintp2(  G + Y1, 30) >> 14);

  675.         output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);

  676.         output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);

  677.         output_pixel(&dest[4], av_clip_uintp2(  G + Y2, 30) >> 14);

  678.         output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);

  679.         dest += 6;

  680.     }

  681. }

  682. 

  683. static av_always_inline void

  684. yuv2rgb48_1_c_template(SwsContext *c, const int32_t *buf0,

  685.                        const int32_t *ubuf[2], const int32_t *vbuf[2],

  686.                        const int32_t *abuf0, uint16_t *dest, int dstW,

  687.                        int uvalpha, int y, enum PixelFormat target)

  688. {

  689.     const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];

  690.     int i;

  691. 

  692.     if (uvalpha < 2048) {

  693.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  694.             int Y1 = (buf0[i * 2]    ) >> 2;

  695.             int Y2 = (buf0[i * 2 + 1]) >> 2;

  696.             int U  = (ubuf0[i] + (-128 << 11)) >> 2;

  697.             int V  = (vbuf0[i] + (-128 << 11)) >> 2;

  698.             int R, G, B;

  699. 

  700.             Y1 -= c->yuv2rgb_y_offset;

  701.             Y2 -= c->yuv2rgb_y_offset;

  702.             Y1 *= c->yuv2rgb_y_coeff;

  703.             Y2 *= c->yuv2rgb_y_coeff;

  704.             Y1 += 1 << 13;

  705.             Y2 += 1 << 13;

  706. 

  707.             R = V * c->yuv2rgb_v2r_coeff;

  708.             G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;

  709.             B =                            U * c->yuv2rgb_u2b_coeff;

  710. 

  711.             output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);

  712.             output_pixel(&dest[1], av_clip_uintp2(  G + Y1, 30) >> 14);

  713.             output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);

  714.             output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);

  715.             output_pixel(&dest[4], av_clip_uintp2(  G + Y2, 30) >> 14);

  716.             output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);

  717.             dest += 6;

  718.         }

  719.     } else {

  720.         const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];

  721.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  722.             int Y1 = (buf0[i * 2]    ) >> 2;

  723.             int Y2 = (buf0[i * 2 + 1]) >> 2;

  724.             int U  = (ubuf0[i] + ubuf1[i] + (-128 << 12)) >> 3;

  725.             int V  = (vbuf0[i] + vbuf1[i] + (-128 << 12)) >> 3;

  726.             int R, G, B;

  727. 

  728.             Y1 -= c->yuv2rgb_y_offset;

  729.             Y2 -= c->yuv2rgb_y_offset;

  730.             Y1 *= c->yuv2rgb_y_coeff;

  731.             Y2 *= c->yuv2rgb_y_coeff;

  732.             Y1 += 1 << 13;

  733.             Y2 += 1 << 13;

  734. 

  735.             R = V * c->yuv2rgb_v2r_coeff;

  736.             G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;

  737.             B =                            U * c->yuv2rgb_u2b_coeff;

  738. 

  739.             output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14);

  740.             output_pixel(&dest[1], av_clip_uintp2(  G + Y1, 30) >> 14);

  741.             output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14);

  742.             output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14);

  743.             output_pixel(&dest[4], av_clip_uintp2(  G + Y2, 30) >> 14);

  744.             output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14);

  745.             dest += 6;

  746.         }

  747.     }

  748. }

  749. 

  750. #undef output_pixel

  751. #undef r_b

  752. #undef b_r

  753. 

  754. #define YUV2PACKED16WRAPPER(name, base, ext, fmt) \

  755. static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \

  756.                         const int16_t **_lumSrc, int lumFilterSize, \

  757.                         const int16_t *chrFilter, const int16_t **_chrUSrc, \

  758.                         const int16_t **_chrVSrc, int chrFilterSize, \

  759.                         const int16_t **_alpSrc, uint8_t *_dest, int dstW, \

  760.                         int y) \

  761. { \

  762.     const int32_t **lumSrc  = (const int32_t **) _lumSrc, \

  763.                   **chrUSrc = (const int32_t **) _chrUSrc, \

  764.                   **chrVSrc = (const int32_t **) _chrVSrc, \

  765.                   **alpSrc  = (const int32_t **) _alpSrc; \

  766.     uint16_t *dest = (uint16_t *) _dest; \

  767.     name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \

  768.                           chrFilter, chrUSrc, chrVSrc, chrFilterSize, \

  769.                           alpSrc, dest, dstW, y, fmt); \

  770. } \

  771.  \

  772. static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \

  773.                         const int16_t *_ubuf[2], const int16_t *_vbuf[2], \

  774.                         const int16_t *_abuf[2], uint8_t *_dest, int dstW, \

  775.                         int yalpha, int uvalpha, int y) \

  776. { \

  777.     const int32_t **buf  = (const int32_t **) _buf, \

  778.                   **ubuf = (const int32_t **) _ubuf, \

  779.                   **vbuf = (const int32_t **) _vbuf, \

  780.                   **abuf = (const int32_t **) _abuf; \

  781.     uint16_t *dest = (uint16_t *) _dest; \

  782.     name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \

  783.                           dest, dstW, yalpha, uvalpha, y, fmt); \

  784. } \

  785.  \

  786. static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \

  787.                         const int16_t *_ubuf[2], const int16_t *_vbuf[2], \

  788.                         const int16_t *_abuf0, uint8_t *_dest, int dstW, \

  789.                         int uvalpha, int y) \

  790. { \

  791.     const int32_t *buf0  = (const int32_t *)  _buf0, \

  792.                  **ubuf  = (const int32_t **) _ubuf, \

  793.                  **vbuf  = (const int32_t **) _vbuf, \

  794.                   *abuf0 = (const int32_t *)  _abuf0; \

  795.     uint16_t *dest = (uint16_t *) _dest; \

  796.     name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \

  797.                                   dstW, uvalpha, y, fmt); \

  798. }

  799. 

  800. YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48be, PIX_FMT_RGB48BE)

  801. YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48le, PIX_FMT_RGB48LE)

  802. YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, PIX_FMT_BGR48BE)

  803. YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, PIX_FMT_BGR48LE)

  804. 

  805. /*

  806.  * Write out 2 RGB pixels in the target pixel format. This function takes a

  807.  * R/G/B LUT as generated by ff_yuv2rgb_c_init_tables(), which takes care of

  808.  * things like endianness conversion and shifting. The caller takes care of

  809.  * setting the correct offset in these tables from the chroma (U/V) values.

  810.  * This function then uses the luminance (Y1/Y2) values to write out the

  811.  * correct RGB values into the destination buffer.

  812.  */

  813. static av_always_inline void

  814. yuv2rgb_write(uint8_t *_dest, int i, unsigned Y1, unsigned Y2,

  815.               unsigned A1, unsigned A2,

  816.               const void *_r, const void *_g, const void *_b, int y,

  817.               enum PixelFormat target, int hasAlpha)

  818. {

  819.     if (target == PIX_FMT_ARGB || target == PIX_FMT_RGBA ||

  820.         target == PIX_FMT_ABGR || target == PIX_FMT_BGRA) {

  821.         uint32_t *dest = (uint32_t *) _dest;

  822.         const uint32_t *r = (const uint32_t *) _r;

  823.         const uint32_t *g = (const uint32_t *) _g;

  824.         const uint32_t *b = (const uint32_t *) _b;

  825. 

  826. #if CONFIG_SMALL

  827.         int sh = hasAlpha ? ((target == PIX_FMT_RGB32_1 || target == PIX_FMT_BGR32_1) ? 0 : 24) : 0;

  828. 

  829.         dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0);

  830.         dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0);

  831. #else

  832.         if (hasAlpha) {

  833.             int sh = (target == PIX_FMT_RGB32_1 || target == PIX_FMT_BGR32_1) ? 0 : 24;

  834. 

  835.             dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh);

  836.             dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh);

  837.         } else {

  838.             dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1];

  839.             dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2];

  840.         }

  841. #endif

  842.     } else if (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) {

  843.         uint8_t *dest = (uint8_t *) _dest;

  844.         const uint8_t *r = (const uint8_t *) _r;

  845.         const uint8_t *g = (const uint8_t *) _g;

  846.         const uint8_t *b = (const uint8_t *) _b;

  847. 

  848. #define r_b ((target == PIX_FMT_RGB24) ? r : b)

  849. #define b_r ((target == PIX_FMT_RGB24) ? b : r)

  850.         dest[i * 6 + 0] = r_b[Y1];

  851.         dest[i * 6 + 1] =   g[Y1];

  852.         dest[i * 6 + 2] = b_r[Y1];

  853.         dest[i * 6 + 3] = r_b[Y2];

  854.         dest[i * 6 + 4] =   g[Y2];

  855.         dest[i * 6 + 5] = b_r[Y2];

  856. #undef r_b

  857. #undef b_r

  858.     } else if (target == PIX_FMT_RGB565 || target == PIX_FMT_BGR565 ||

  859.                target == PIX_FMT_RGB555 || target == PIX_FMT_BGR555 ||

  860.                target == PIX_FMT_RGB444 || target == PIX_FMT_BGR444) {

  861.         uint16_t *dest = (uint16_t *) _dest;

  862.         const uint16_t *r = (const uint16_t *) _r;

  863.         const uint16_t *g = (const uint16_t *) _g;

  864.         const uint16_t *b = (const uint16_t *) _b;

  865.         int dr1, dg1, db1, dr2, dg2, db2;

  866. 

  867.         if (target == PIX_FMT_RGB565 || target == PIX_FMT_BGR565) {

  868.             dr1 = dither_2x2_8[ y & 1     ][0];

  869.             dg1 = dither_2x2_4[ y & 1     ][0];

  870.             db1 = dither_2x2_8[(y & 1) ^ 1][0];

  871.             dr2 = dither_2x2_8[ y & 1     ][1];

  872.             dg2 = dither_2x2_4[ y & 1     ][1];

  873.             db2 = dither_2x2_8[(y & 1) ^ 1][1];

  874.         } else if (target == PIX_FMT_RGB555 || target == PIX_FMT_BGR555) {

  875.             dr1 = dither_2x2_8[ y & 1     ][0];

  876.             dg1 = dither_2x2_8[ y & 1     ][1];

  877.             db1 = dither_2x2_8[(y & 1) ^ 1][0];

  878.             dr2 = dither_2x2_8[ y & 1     ][1];

  879.             dg2 = dither_2x2_8[ y & 1     ][0];

  880.             db2 = dither_2x2_8[(y & 1) ^ 1][1];

  881.         } else {

  882.             dr1 = dither_4x4_16[ y & 3     ][0];

  883.             dg1 = dither_4x4_16[ y & 3     ][1];

  884.             db1 = dither_4x4_16[(y & 3) ^ 3][0];

  885.             dr2 = dither_4x4_16[ y & 3     ][1];

  886.             dg2 = dither_4x4_16[ y & 3     ][0];

  887.             db2 = dither_4x4_16[(y & 3) ^ 3][1];

  888.         }

  889. 

  890.         dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];

  891.         dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];

  892.     } else /* 8/4-bit */ {

  893.         uint8_t *dest = (uint8_t *) _dest;

  894.         const uint8_t *r = (const uint8_t *) _r;

  895.         const uint8_t *g = (const uint8_t *) _g;

  896.         const uint8_t *b = (const uint8_t *) _b;

  897.         int dr1, dg1, db1, dr2, dg2, db2;

  898. 

  899.         if (target == PIX_FMT_RGB8 || target == PIX_FMT_BGR8) {

  900.             const uint8_t * const d64 = dither_8x8_73[y & 7];

  901.             const uint8_t * const d32 = dither_8x8_32[y & 7];

  902.             dr1 = dg1 = d32[(i * 2 + 0) & 7];

  903.             db1 =       d64[(i * 2 + 0) & 7];

  904.             dr2 = dg2 = d32[(i * 2 + 1) & 7];

  905.             db2 =       d64[(i * 2 + 1) & 7];

  906.         } else {

  907.             const uint8_t * const d64  = dither_8x8_73 [y & 7];

  908.             const uint8_t * const d128 = dither_8x8_220[y & 7];

  909.             dr1 = db1 = d128[(i * 2 + 0) & 7];

  910.             dg1 =        d64[(i * 2 + 0) & 7];

  911.             dr2 = db2 = d128[(i * 2 + 1) & 7];

  912.             dg2 =        d64[(i * 2 + 1) & 7];

  913.         }

  914. 

  915.         if (target == PIX_FMT_RGB4 || target == PIX_FMT_BGR4) {

  916.             dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] +

  917.                     ((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4);

  918.         } else {

  919.             dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1];

  920.             dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2];

  921.         }

  922.     }

  923. }

  924. 

  925. static av_always_inline void

  926. yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter,

  927.                      const int16_t **lumSrc, int lumFilterSize,

  928.                      const int16_t *chrFilter, const int16_t **chrUSrc,

  929.                      const int16_t **chrVSrc, int chrFilterSize,

  930.                      const int16_t **alpSrc, uint8_t *dest, int dstW,

  931.                      int y, enum PixelFormat target, int hasAlpha)

  932. {

  933.     int i;

  934. 

  935.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  936.         int j, A1, A2;

  937.         int Y1 = 1 << 18;

  938.         int Y2 = 1 << 18;

  939.         int U  = 1 << 18;

  940.         int V  = 1 << 18;

  941.         const void *r, *g, *b;

  942. 

  943.         for (j = 0; j < lumFilterSize; j++) {

  944.             Y1 += lumSrc[j][i * 2]     * lumFilter[j];

  945.             Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j];

  946.         }

  947.         for (j = 0; j < chrFilterSize; j++) {

  948.             U += chrUSrc[j][i] * chrFilter[j];

  949.             V += chrVSrc[j][i] * chrFilter[j];

  950.         }

  951.         Y1 >>= 19;

  952.         Y2 >>= 19;

  953.         U  >>= 19;

  954.         V  >>= 19;

  955.         if ((Y1 | Y2 | U | V) & 0x100) {

  956.             Y1 = av_clip_uint8(Y1);

  957.             Y2 = av_clip_uint8(Y2);

  958.             U  = av_clip_uint8(U);

  959.             V  = av_clip_uint8(V);

  960.         }

  961.         if (hasAlpha) {

  962.             A1 = 1 << 18;

  963.             A2 = 1 << 18;

  964.             for (j = 0; j < lumFilterSize; j++) {

  965.                 A1 += alpSrc[j][i * 2    ] * lumFilter[j];

  966.                 A2 += alpSrc[j][i * 2 + 1] * lumFilter[j];

  967.             }

  968.             A1 >>= 19;

  969.             A2 >>= 19;

  970.             if ((A1 | A2) & 0x100) {

  971.                 A1 = av_clip_uint8(A1);

  972.                 A2 = av_clip_uint8(A2);

  973.             }

  974.         }

  975. 

  976.         /* FIXME fix tables so that clipping is not needed and then use _NOCLIP*/

  977.         r =  c->table_rV[V];

  978.         g = (c->table_gU[U] + c->table_gV[V]);

  979.         b =  c->table_bU[U];

  980. 

  981.         yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,

  982.                       r, g, b, y, target, hasAlpha);

  983.     }

  984. }

  985. 

  986. static av_always_inline void

  987. yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2],

  988.                      const int16_t *ubuf[2], const int16_t *vbuf[2],

  989.                      const int16_t *abuf[2], uint8_t *dest, int dstW,

  990.                      int yalpha, int uvalpha, int y,

  991.                      enum PixelFormat target, int hasAlpha)

  992. {

  993.     const int16_t *buf0  = buf[0],  *buf1  = buf[1],

  994.                   *ubuf0 = ubuf[0], *ubuf1 = ubuf[1],

  995.                   *vbuf0 = vbuf[0], *vbuf1 = vbuf[1],

  996.                   *abuf0 = hasAlpha ? abuf[0] : NULL,

  997.                   *abuf1 = hasAlpha ? abuf[1] : NULL;

  998.     int  yalpha1 = 4096 - yalpha;

  999.     int uvalpha1 = 4096 - uvalpha;

  1000.     int i;

  1001. 

  1002.     for (i = 0; i < ((dstW + 1) >> 1); i++) {

  1003.         int Y1 = (buf0[i * 2]     * yalpha1  + buf1[i * 2]     * yalpha)  >> 19;

  1004.         int Y2 = (buf0[i * 2 + 1] * yalpha1  + buf1[i * 2 + 1] * yalpha)  >> 19;

  1005.         int U  = (ubuf0[i]        * uvalpha1 + ubuf1[i]        * uvalpha) >> 19;

  1006.         int V  = (vbuf0[i]        * uvalpha1 + vbuf1[i]        * uvalpha) >> 19;

  1007.         int A1, A2;

  1008.         const void *r, *g, *b;

  1009. 

  1010.         Y1 = av_clip_uint8(Y1);

  1011.         Y2 = av_clip_uint8(Y2);

  1012.         U  = av_clip_uint8(U);

  1013.         V  = av_clip_uint8(V);

  1014. 

  1015.         r =  c->table_rV[V];

  1016.         g = (c->table_gU[U] + c->table_gV[V]);

  1017.         b =  c->table_bU[U];

  1018. 

  1019.         if (hasAlpha) {

  1020.             A1 = (abuf0[i * 2    ] * yalpha1 + abuf1[i * 2    ] * yalpha) >> 19;

  1021.             A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19;

  1022.             A1 = av_clip_uint8(A1);

  1023.             A2 = av_clip_uint8(A2);

  1024.         }

  1025. 

  1026.         yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,

  1027.                       r, g, b, y, target, hasAlpha);

  1028.     }

  1029. }

  1030. 

  1031. static av_always_inline void

  1032. yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0,

  1033.                      const int16_t *ubuf[2], const int16_t *vbuf[2],

  1034.                      const int16_t *abuf0, uint8_t *dest, int dstW,

  1035.                      int uvalpha, int y, enum PixelFormat target,

  1036.                      int hasAlpha)

  1037. {

  1038.     const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];

  1039.     int i;

  1040. 

  1041.     if (uvalpha < 2048) {

  1042.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  1043.             int Y1 = buf0[i * 2]     >> 7;

  1044.             int Y2 = buf0[i * 2 + 1] >> 7;

  1045.             int U  = ubuf0[i]        >> 7;

  1046.             int V  = vbuf0[i]        >> 7;

  1047.             int A1, A2;

  1048.             const void *r, *g, *b;

  1049. 

  1050.             Y1 = av_clip_uint8(Y1);

  1051.             Y2 = av_clip_uint8(Y2);

  1052.             U  = av_clip_uint8(U);

  1053.             V  = av_clip_uint8(V);

  1054. 

  1055.             r =  c->table_rV[V];

  1056.             g = (c->table_gU[U] + c->table_gV[V]);

  1057.             b =  c->table_bU[U];

  1058. 

  1059.             if (hasAlpha) {

  1060.                 A1 = abuf0[i * 2    ] >> 7;

  1061.                 A2 = abuf0[i * 2 + 1] >> 7;

  1062.                 A1 = av_clip_uint8(A1);

  1063.                 A2 = av_clip_uint8(A2);

  1064.             }

  1065. 

  1066.             yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,

  1067.                           r, g, b, y, target, hasAlpha);

  1068.         }

  1069.     } else {

  1070.         const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];

  1071.         for (i = 0; i < ((dstW + 1) >> 1); i++) {

  1072.             int Y1 =  buf0[i * 2]          >> 7;

  1073.             int Y2 =  buf0[i * 2 + 1]      >> 7;

  1074.             int U  = (ubuf0[i] + ubuf1[i]) >> 8;

  1075.             int V  = (vbuf0[i] + vbuf1[i]) >> 8;

  1076.             int A1, A2;

  1077.             const void *r, *g, *b;

  1078. 

  1079.             Y1 = av_clip_uint8(Y1);

  1080.             Y2 = av_clip_uint8(Y2);

  1081.             U  = av_clip_uint8(U);

  1082.             V  = av_clip_uint8(V);

  1083. 

  1084.             r =  c->table_rV[V];

  1085.             g = (c->table_gU[U] + c->table_gV[V]);

  1086.             b =  c->table_bU[U];

  1087. 

  1088.             if (hasAlpha) {

  1089.                 A1 = abuf0[i * 2    ] >> 7;

  1090.                 A2 = abuf0[i * 2 + 1] >> 7;

  1091.                 A1 = av_clip_uint8(A1);

  1092.                 A2 = av_clip_uint8(A2);

  1093.             }

  1094. 

  1095.             yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0,

  1096.                           r, g, b, y, target, hasAlpha);

  1097.         }

  1098.     }

  1099. }

  1100. 

  1101. #define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \

  1102. static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \

  1103.                                 const int16_t **lumSrc, int lumFilterSize, \

  1104.                                 const int16_t *chrFilter, const int16_t **chrUSrc, \

  1105.                                 const int16_t **chrVSrc, int chrFilterSize, \

  1106.                                 const int16_t **alpSrc, uint8_t *dest, int dstW, \

  1107.                                 int y) \

  1108. { \

  1109.     name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \

  1110.                                   chrFilter, chrUSrc, chrVSrc, chrFilterSize, \

  1111.                                   alpSrc, dest, dstW, y, fmt, hasAlpha); \

  1112. }

  1113. #define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \

  1114. YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \

  1115. static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \

  1116.                                 const int16_t *ubuf[2], const int16_t *vbuf[2], \

  1117.                                 const int16_t *abuf[2], uint8_t *dest, int dstW, \

  1118.                                 int yalpha, int uvalpha, int y) \

  1119. { \

  1120.     name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \

  1121.                                   dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \

  1122. } \

  1123.  \

  1124. static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \

  1125.                                 const int16_t *ubuf[2], const int16_t *vbuf[2], \

  1126.                                 const int16_t *abuf0, uint8_t *dest, int dstW, \

  1127.                                 int uvalpha, int y) \

  1128. { \

  1129.     name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \

  1130.                                   dstW, uvalpha, y, fmt, hasAlpha); \

  1131. }

  1132. 

  1133. #if CONFIG_SMALL

  1134. YUV2RGBWRAPPER(yuv2rgb,,  32_1,  PIX_FMT_RGB32_1,   CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1135. YUV2RGBWRAPPER(yuv2rgb,,  32,    PIX_FMT_RGB32,     CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1136. #else

  1137. #if CONFIG_SWSCALE_ALPHA

  1138. YUV2RGBWRAPPER(yuv2rgb,, a32_1,  PIX_FMT_RGB32_1,   1)

  1139. YUV2RGBWRAPPER(yuv2rgb,, a32,    PIX_FMT_RGB32,     1)

  1140. #endif

  1141. YUV2RGBWRAPPER(yuv2rgb,, x32_1,  PIX_FMT_RGB32_1,   0)

  1142. YUV2RGBWRAPPER(yuv2rgb,, x32,    PIX_FMT_RGB32,     0)

  1143. #endif

  1144. YUV2RGBWRAPPER(yuv2, rgb, rgb24, PIX_FMT_RGB24,   0)

  1145. YUV2RGBWRAPPER(yuv2, rgb, bgr24, PIX_FMT_BGR24,   0)

  1146. YUV2RGBWRAPPER(yuv2rgb,,  16,    PIX_FMT_RGB565,    0)

  1147. YUV2RGBWRAPPER(yuv2rgb,,  15,    PIX_FMT_RGB555,    0)

  1148. YUV2RGBWRAPPER(yuv2rgb,,  12,    PIX_FMT_RGB444,    0)

  1149. YUV2RGBWRAPPER(yuv2rgb,,   8,    PIX_FMT_RGB8,      0)

  1150. YUV2RGBWRAPPER(yuv2rgb,,   4,    PIX_FMT_RGB4,      0)

  1151. YUV2RGBWRAPPER(yuv2rgb,,   4b,   PIX_FMT_RGB4_BYTE, 0)

  1152. 

  1153. static av_always_inline void

  1154. yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter,

  1155.                           const int16_t **lumSrc, int lumFilterSize,

  1156.                           const int16_t *chrFilter, const int16_t **chrUSrc,

  1157.                           const int16_t **chrVSrc, int chrFilterSize,

  1158.                           const int16_t **alpSrc, uint8_t *dest,

  1159.                           int dstW, int y, enum PixelFormat target, int hasAlpha)

  1160. {

  1161.     int i;

  1162.     int step = (target == PIX_FMT_RGB24 || target == PIX_FMT_BGR24) ? 3 : 4;

  1163. 

  1164.     for (i = 0; i < dstW; i++) {

  1165.         int j;

  1166.         int Y = 0;

  1167.         int U = -128 << 19;

  1168.         int V = -128 << 19;

  1169.         int R, G, B, A;

  1170. 

  1171.         for (j = 0; j < lumFilterSize; j++) {

  1172.             Y += lumSrc[j][i] * lumFilter[j];

  1173.         }

  1174.         for (j = 0; j < chrFilterSize; j++) {

  1175.             U += chrUSrc[j][i] * chrFilter[j];

  1176.             V += chrVSrc[j][i] * chrFilter[j];

  1177.         }

  1178.         Y >>= 10;

  1179.         U >>= 10;

  1180.         V >>= 10;

  1181.         if (hasAlpha) {

  1182.             A = 1 << 21;

  1183.             for (j = 0; j < lumFilterSize; j++) {

  1184.                 A += alpSrc[j][i] * lumFilter[j];

  1185.             }

  1186.             A >>= 19;

  1187.             if (A & 0x100)

  1188.                 A = av_clip_uint8(A);

  1189.         }

  1190.         Y -= c->yuv2rgb_y_offset;

  1191.         Y *= c->yuv2rgb_y_coeff;

  1192.         Y += 1 << 21;

  1193.         R = Y + V*c->yuv2rgb_v2r_coeff;

  1194.         G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff;

  1195.         B = Y +                          U*c->yuv2rgb_u2b_coeff;

  1196.         if ((R | G | B) & 0xC0000000) {

  1197.             R = av_clip_uintp2(R, 30);

  1198.             G = av_clip_uintp2(G, 30);

  1199.             B = av_clip_uintp2(B, 30);

  1200.         }

  1201. 

  1202.         switch(target) {

  1203.         case PIX_FMT_ARGB:

  1204.             dest[0] = hasAlpha ? A : 255;

  1205.             dest[1] = R >> 22;

  1206.             dest[2] = G >> 22;

  1207.             dest[3] = B >> 22;

  1208.             break;

  1209.         case PIX_FMT_RGB24:

  1210.             dest[0] = R >> 22;

  1211.             dest[1] = G >> 22;

  1212.             dest[2] = B >> 22;

  1213.             break;

  1214.         case PIX_FMT_RGBA:

  1215.             dest[0] = R >> 22;

  1216.             dest[1] = G >> 22;

  1217.             dest[2] = B >> 22;

  1218.             dest[3] = hasAlpha ? A : 255;

  1219.             break;

  1220.         case PIX_FMT_ABGR:

  1221.             dest[0] = hasAlpha ? A : 255;

  1222.             dest[1] = B >> 22;

  1223.             dest[2] = G >> 22;

  1224.             dest[3] = R >> 22;

  1225.             dest += 4;

  1226.             break;

  1227.         case PIX_FMT_BGR24:

  1228.             dest[0] = B >> 22;

  1229.             dest[1] = G >> 22;

  1230.             dest[2] = R >> 22;

  1231.             break;

  1232.         case PIX_FMT_BGRA:

  1233.             dest[0] = B >> 22;

  1234.             dest[1] = G >> 22;

  1235.             dest[2] = R >> 22;

  1236.             dest[3] = hasAlpha ? A : 255;

  1237.             break;

  1238.         }

  1239.         dest += step;

  1240.     }

  1241. }

  1242. 

  1243. #if CONFIG_SMALL

  1244. YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA,  CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1245. YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR,  CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1246. YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA,  CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1247. YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB,  CONFIG_SWSCALE_ALPHA && c->alpPixBuf)

  1248. #else

  1249. #if CONFIG_SWSCALE_ALPHA

  1250. YUV2RGBWRAPPERX(yuv2, rgb_full, bgra32_full, PIX_FMT_BGRA,  1)

  1251. YUV2RGBWRAPPERX(yuv2, rgb_full, abgr32_full, PIX_FMT_ABGR,  1)

  1252. YUV2RGBWRAPPERX(yuv2, rgb_full, rgba32_full, PIX_FMT_RGBA,  1)

  1253. YUV2RGBWRAPPERX(yuv2, rgb_full, argb32_full, PIX_FMT_ARGB,  1)

  1254. #endif

  1255. YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, PIX_FMT_BGRA,  0)

  1256. YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, PIX_FMT_ABGR,  0)

  1257. YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, PIX_FMT_RGBA,  0)

  1258. YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, PIX_FMT_ARGB,  0)

  1259. #endif

  1260. YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full,  PIX_FMT_BGR24, 0)

  1261. YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full,  PIX_FMT_RGB24, 0)

  1262. 

  1263. void ff_sws_init_output_funcs(SwsContext *c,

  1264.                               yuv2planar1_fn *yuv2plane1,

  1265.                               yuv2planarX_fn *yuv2planeX,

  1266.                               yuv2interleavedX_fn *yuv2nv12cX,

  1267.                               yuv2packed1_fn *yuv2packed1,

  1268.                               yuv2packed2_fn *yuv2packed2,

  1269.                               yuv2packedX_fn *yuv2packedX)

  1270. {

  1271.     enum PixelFormat dstFormat = c->dstFormat;

  1272. 

  1273.     if (is16BPS(dstFormat)) {

  1274.         *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c  : yuv2planeX_16LE_c;

  1275.         *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c  : yuv2plane1_16LE_c;

  1276.     } else if (is9_OR_10BPS(dstFormat)) {

  1277.         if (av_pix_fmt_descriptors[dstFormat].comp[0].depth_minus1 == 8) {

  1278.             *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c  : yuv2planeX_9LE_c;

  1279.             *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c  : yuv2plane1_9LE_c;

  1280.         } else {

  1281.             *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c  : yuv2planeX_10LE_c;

  1282.             *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c  : yuv2plane1_10LE_c;

  1283.         }

  1284.     } else {

  1285.         *yuv2plane1 = yuv2plane1_8_c;

  1286.         *yuv2planeX = yuv2planeX_8_c;

  1287.         if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21)

  1288.             *yuv2nv12cX = yuv2nv12cX_c;

  1289.     }

  1290. 

  1291.     if(c->flags & SWS_FULL_CHR_H_INT) {

  1292.         switch (dstFormat) {

  1293.             case PIX_FMT_RGBA:

  1294. #if CONFIG_SMALL

  1295.                 *yuv2packedX = yuv2rgba32_full_X_c;

  1296. #else

  1297. #if CONFIG_SWSCALE_ALPHA

  1298.                 if (c->alpPixBuf) {

  1299.                     *yuv2packedX = yuv2rgba32_full_X_c;

  1300.                 } else

  1301. #endif /* CONFIG_SWSCALE_ALPHA */

  1302.                 {

  1303.                     *yuv2packedX = yuv2rgbx32_full_X_c;

  1304.                 }

  1305. #endif /* !CONFIG_SMALL */

  1306.                 break;

  1307.             case PIX_FMT_ARGB:

  1308. #if CONFIG_SMALL

  1309.                 *yuv2packedX = yuv2argb32_full_X_c;

  1310. #else

  1311. #if CONFIG_SWSCALE_ALPHA

  1312.                 if (c->alpPixBuf) {

  1313.                     *yuv2packedX = yuv2argb32_full_X_c;

  1314.                 } else

  1315. #endif /* CONFIG_SWSCALE_ALPHA */

  1316.                 {

  1317.                     *yuv2packedX = yuv2xrgb32_full_X_c;

  1318.                 }

  1319. #endif /* !CONFIG_SMALL */

  1320.                 break;

  1321.             case PIX_FMT_BGRA:

  1322. #if CONFIG_SMALL

  1323.                 *yuv2packedX = yuv2bgra32_full_X_c;

  1324. #else

  1325. #if CONFIG_SWSCALE_ALPHA

  1326.                 if (c->alpPixBuf) {

  1327.                     *yuv2packedX = yuv2bgra32_full_X_c;

  1328.                 } else

  1329. #endif /* CONFIG_SWSCALE_ALPHA */

  1330.                 {

  1331.                     *yuv2packedX = yuv2bgrx32_full_X_c;

  1332.                 }

  1333. #endif /* !CONFIG_SMALL */

  1334.                 break;

  1335.             case PIX_FMT_ABGR:

  1336. #if CONFIG_SMALL

  1337.                 *yuv2packedX = yuv2abgr32_full_X_c;

  1338. #else

  1339. #if CONFIG_SWSCALE_ALPHA

  1340.                 if (c->alpPixBuf) {

  1341.                     *yuv2packedX = yuv2abgr32_full_X_c;

  1342.                 } else

  1343. #endif /* CONFIG_SWSCALE_ALPHA */

  1344.                 {

  1345.                     *yuv2packedX = yuv2xbgr32_full_X_c;

  1346.                 }

  1347. #endif /* !CONFIG_SMALL */

  1348.                 break;

  1349.             case PIX_FMT_RGB24:

  1350.             *yuv2packedX = yuv2rgb24_full_X_c;

  1351.             break;

  1352.         case PIX_FMT_BGR24:

  1353.             *yuv2packedX = yuv2bgr24_full_X_c;

  1354.             break;

  1355.         }

  1356.     } else {

  1357.         switch (dstFormat) {

  1358.         case PIX_FMT_RGB48LE:

  1359.             *yuv2packed1 = yuv2rgb48le_1_c;

  1360.             *yuv2packed2 = yuv2rgb48le_2_c;

  1361.             *yuv2packedX = yuv2rgb48le_X_c;

  1362.             break;

  1363.         case PIX_FMT_RGB48BE:

  1364.             *yuv2packed1 = yuv2rgb48be_1_c;

  1365.             *yuv2packed2 = yuv2rgb48be_2_c;

  1366.             *yuv2packedX = yuv2rgb48be_X_c;

  1367.             break;

  1368.         case PIX_FMT_BGR48LE:

  1369.             *yuv2packed1 = yuv2bgr48le_1_c;

  1370.             *yuv2packed2 = yuv2bgr48le_2_c;

  1371.             *yuv2packedX = yuv2bgr48le_X_c;

  1372.             break;

  1373.         case PIX_FMT_BGR48BE:

  1374.             *yuv2packed1 = yuv2bgr48be_1_c;

  1375.             *yuv2packed2 = yuv2bgr48be_2_c;

  1376.             *yuv2packedX = yuv2bgr48be_X_c;

  1377.             break;

  1378.         case PIX_FMT_RGB32:

  1379.         case PIX_FMT_BGR32:

  1380. #if CONFIG_SMALL

  1381.             *yuv2packed1 = yuv2rgb32_1_c;

  1382.             *yuv2packed2 = yuv2rgb32_2_c;

  1383.             *yuv2packedX = yuv2rgb32_X_c;

  1384. #else

  1385. #if CONFIG_SWSCALE_ALPHA

  1386.                 if (c->alpPixBuf) {

  1387.                     *yuv2packed1 = yuv2rgba32_1_c;

  1388.                     *yuv2packed2 = yuv2rgba32_2_c;

  1389.                     *yuv2packedX = yuv2rgba32_X_c;

  1390.                 } else

  1391. #endif /* CONFIG_SWSCALE_ALPHA */

  1392.                 {

  1393.                     *yuv2packed1 = yuv2rgbx32_1_c;

  1394.                     *yuv2packed2 = yuv2rgbx32_2_c;

  1395.                     *yuv2packedX = yuv2rgbx32_X_c;

  1396.                 }

  1397. #endif /* !CONFIG_SMALL */

  1398.             break;

  1399.         case PIX_FMT_RGB32_1:

  1400.         case PIX_FMT_BGR32_1:

  1401. #if CONFIG_SMALL

  1402.                 *yuv2packed1 = yuv2rgb32_1_1_c;

  1403.                 *yuv2packed2 = yuv2rgb32_1_2_c;

  1404.                 *yuv2packedX = yuv2rgb32_1_X_c;

  1405. #else

  1406. #if CONFIG_SWSCALE_ALPHA

  1407.                 if (c->alpPixBuf) {

  1408.                     *yuv2packed1 = yuv2rgba32_1_1_c;

  1409.                     *yuv2packed2 = yuv2rgba32_1_2_c;

  1410.                     *yuv2packedX = yuv2rgba32_1_X_c;

  1411.                 } else

  1412. #endif /* CONFIG_SWSCALE_ALPHA */

  1413.                 {

  1414.                     *yuv2packed1 = yuv2rgbx32_1_1_c;

  1415.                     *yuv2packed2 = yuv2rgbx32_1_2_c;

  1416.                     *yuv2packedX = yuv2rgbx32_1_X_c;

  1417.                 }

  1418. #endif /* !CONFIG_SMALL */

  1419.                 break;

  1420.         case PIX_FMT_RGB24:

  1421.             *yuv2packed1 = yuv2rgb24_1_c;

  1422.             *yuv2packed2 = yuv2rgb24_2_c;

  1423.             *yuv2packedX = yuv2rgb24_X_c;

  1424.             break;

  1425.         case PIX_FMT_BGR24:

  1426.             *yuv2packed1 = yuv2bgr24_1_c;

  1427.             *yuv2packed2 = yuv2bgr24_2_c;

  1428.             *yuv2packedX = yuv2bgr24_X_c;

  1429.             break;

  1430.         case PIX_FMT_RGB565LE:

  1431.         case PIX_FMT_RGB565BE:

  1432.         case PIX_FMT_BGR565LE:

  1433.         case PIX_FMT_BGR565BE:

  1434.             *yuv2packed1 = yuv2rgb16_1_c;

  1435.             *yuv2packed2 = yuv2rgb16_2_c;

  1436.             *yuv2packedX = yuv2rgb16_X_c;

  1437.             break;

  1438.         case PIX_FMT_RGB555LE:

  1439.         case PIX_FMT_RGB555BE:

  1440.         case PIX_FMT_BGR555LE:

  1441.         case PIX_FMT_BGR555BE:

  1442.             *yuv2packed1 = yuv2rgb15_1_c;

  1443.             *yuv2packed2 = yuv2rgb15_2_c;

  1444.             *yuv2packedX = yuv2rgb15_X_c;

  1445.             break;

  1446.         case PIX_FMT_RGB444LE:

  1447.         case PIX_FMT_RGB444BE:

  1448.         case PIX_FMT_BGR444LE:

  1449.         case PIX_FMT_BGR444BE:

  1450.             *yuv2packed1 = yuv2rgb12_1_c;

  1451.             *yuv2packed2 = yuv2rgb12_2_c;

  1452.             *yuv2packedX = yuv2rgb12_X_c;

  1453.             break;

  1454.         case PIX_FMT_RGB8:

  1455.         case PIX_FMT_BGR8:

  1456.             *yuv2packed1 = yuv2rgb8_1_c;

  1457.             *yuv2packed2 = yuv2rgb8_2_c;

  1458.             *yuv2packedX = yuv2rgb8_X_c;

  1459.             break;

  1460.         case PIX_FMT_RGB4:

  1461.         case PIX_FMT_BGR4:

  1462.             *yuv2packed1 = yuv2rgb4_1_c;

  1463.             *yuv2packed2 = yuv2rgb4_2_c;

  1464.             *yuv2packedX = yuv2rgb4_X_c;

  1465.             break;

  1466.         case PIX_FMT_RGB4_BYTE:

  1467.         case PIX_FMT_BGR4_BYTE:

  1468.             *yuv2packed1 = yuv2rgb4b_1_c;

  1469.             *yuv2packed2 = yuv2rgb4b_2_c;

  1470.             *yuv2packedX = yuv2rgb4b_X_c;

  1471.             break;

  1472.         }

  1473.     }

  1474.     switch (dstFormat) {

  1475.     case PIX_FMT_MONOWHITE:

  1476.         *yuv2packed1 = yuv2monowhite_1_c;

  1477.         *yuv2packed2 = yuv2monowhite_2_c;

  1478.         *yuv2packedX = yuv2monowhite_X_c;

  1479.         break;

  1480.     case PIX_FMT_MONOBLACK:

  1481.         *yuv2packed1 = yuv2monoblack_1_c;

  1482.         *yuv2packed2 = yuv2monoblack_2_c;

  1483.         *yuv2packedX = yuv2monoblack_X_c;

  1484.         break;

  1485.     case PIX_FMT_YUYV422:

  1486.         *yuv2packed1 = yuv2yuyv422_1_c;

  1487.         *yuv2packed2 = yuv2yuyv422_2_c;

  1488.         *yuv2packedX = yuv2yuyv422_X_c;

  1489.         break;

  1490.     case PIX_FMT_UYVY422:

  1491.         *yuv2packed1 = yuv2uyvy422_1_c;

  1492.         *yuv2packed2 = yuv2uyvy422_2_c;

  1493.         *yuv2packedX = yuv2uyvy422_X_c;

  1494.         break;

  1495.     }

  1496. }