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intel2700g_idct420.h
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上传用户：wstnjxml
上传日期：2014-04-03
资源大小：7248k
文件大小：13k
源码类别：

Windows CE

开发平台：

C/C++

intel2700g_idct420.h：源码内容
  1. /*****************************************************************************
  2.  *
  3.  * This program is free software ; you can redistribute it and/or modify
  4.  * it under the terms of the GNU General Public License as published by
  5.  * the Free Software Foundation; either version 2 of the License, or
  6.  * (at your option) any later version.
  7.  *
  8.  * This program is distributed in the hope that it will be useful,
  9.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11.  * GNU General Public License for more details.
  12.  *
  13.  * You should have received a copy of the GNU General Public License
  14.  * along with this program; if not, write to the Free Software
  15.  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  16.  *
  17.  * $Id: intel2700g_idct420.h 271 2005-08-09 08:31:35Z picard $
  18.  *
  19.  * The Core Pocket Media Player
  20.  * Copyright (c) 2004-2005 Gabor Kovacs
  21.  *
  22.  ****************************************************************************/
  24. static void FUNC(IDCTProcess)(void* p,int x,int y)
  25. {
  26. int Pos;
  28. x <<= 4;
  29. y <<= 4; 
  30. MIRRORXY
  32. Pos = (x << IW_XSHIFT) | (y << IW_YSHIFT);
  34. PVR(p)->mx = x;
  35. PVR(p)->my = y;
  36. PVR(p)->SubPos = 0;
  38. PVR(p)->ImageWrite[1] = 
  39. PVR(p)->ImageWrite[2] = (Pos >> 1) |
  40. GXVA_CMD_IMAGE_WRITE |
  41. GXVA_IMAGE_WRITE_WIDTH_8 |
  42. GXVA_IMAGE_WRITE_HGHT_8;
  44. PVR(p)->ImageWrite[0] = Pos |
  45. GXVA_CMD_IMAGE_WRITE |
  46. GXVA_IMAGE_WRITE_WIDTH_16 |
  47. GXVA_IMAGE_WRITE_HGHT_16;
  48. }
  50. static INLINE void FUNC(IDCT8x8)(pvr* p,idct_block_t *Block,int Length,const uint8_t* Scan)
  51. {
  52. const uint8_t *ScanEnd = Scan + Length;
  53. int16_t* Data = p->IZZ;
  54. int v;
  55. int d;
  56. for (;;Data+=2)
  57. {
  58. do
  59. {
  60. if (Scan == ScanEnd) goto end;
  61. v = *(Scan++);
  62. d = Block[v];
  63. } while (!d);
  65. IZZDATA
  66. Data[0] = (int16_t)v;
  67. Data[1] = (int16_t)d;
  68. }
  70. end:
  71. if (Data == p->IZZ)
  72. {
  73. *(int32_t*)Data = 0;
  74. Data += 2;
  75. }
  76. Data[-2] |= 1;
  77. p->M24VA_WriteIZZBlock((gx_int32*)p->IZZ,(gx_int32*)Data - (gx_int32*)p->IZZ);
  78. }
  80. static void FUNC(IDCTCopy16x16)(void* p,int x,int y,int No)
  81. {
  82. int FetchA,FetchB,ImageWrite;
  84. x <<= 4;
  85. y <<= 4;
  86. MIRRORXY
  88. FetchA = 
  89. (x << (FA_XSHIFT+1)) | 
  90. (y << (FA_YSHIFT+1)) |
  91. GXVA_CMD_FETCH_PRED_A |
  92. GXVA_FETCH_A_FIRST_PRED |
  93. (No ? GXVA_FETCH_A_SRC_SEL_REF2 : GXVA_FETCH_A_SRC_SEL_REF1);
  95. FetchB = 
  96. GXVA_CMD_FETCH_PRED_B |
  97. GXVA_FETCH_B_ACC_Y_POS_0 |
  98. GXVA_FETCH_B_ACC_X_POS_0;
  100. ImageWrite = 
  101. (x << IW_XSHIFT) |
  102. (y << IW_YSHIFT) |
  103. GXVA_CMD_IMAGE_WRITE |
  104. GXVA_IMAGE_WRITE_WIDTH_16 |
  105. GXVA_IMAGE_WRITE_HGHT_16;
  107. PVR(p)->M24VA_WriteMCCmdData(
  108. GXVA_CMD_MC_OPP_TYPE |
  109. GXVA_MC_TYPE_COL_PLANE_Y |
  110. GXVA_MC_TYPE_BLK_WIDTH_16 |
  111. GXVA_MC_TYPE_BLK_HGHT_16);
  113. PVR(p)->M24VA_WriteMCCmdData(FetchB);
  114. PVR(p)->M24VA_WriteMCCmdData(FetchA);
  115. PVR(p)->M24VA_WriteMCCmdData(ImageWrite);
  117. FetchA &= ~(GXVA_FETCH_A_PREDX_MASK|GXVA_FETCH_A_PREDY_MASK);
  118. FetchA |= 
  119. (x << FA_XSHIFT) |
  120. (y << FA_YSHIFT);
  122. ImageWrite = 
  123. ((x >> 1) << IW_XSHIFT) |
  124. ((y >> 1) << IW_YSHIFT) |
  125. GXVA_CMD_IMAGE_WRITE |
  126. GXVA_IMAGE_WRITE_WIDTH_8 |
  127. GXVA_IMAGE_WRITE_HGHT_8;
  129. PVR(p)->M24VA_WriteMCCmdData(
  130. GXVA_CMD_MC_OPP_TYPE |
  131. GXVA_MC_TYPE_COL_PLANE_U |
  132. GXVA_MC_TYPE_BLK_WIDTH_8 |
  133. GXVA_MC_TYPE_BLK_HGHT_8);
  135. PVR(p)->M24VA_WriteMCCmdData(FetchB);
  136. PVR(p)->M24VA_WriteMCCmdData(FetchA);
  137. PVR(p)->M24VA_WriteMCCmdData(ImageWrite);
  139. PVR(p)->M24VA_WriteMCCmdData(
  140. GXVA_CMD_MC_OPP_TYPE |
  141. GXVA_MC_TYPE_COL_PLANE_V |
  142. GXVA_MC_TYPE_BLK_WIDTH_8 |
  143. GXVA_MC_TYPE_BLK_HGHT_8);
  145. PVR(p)->M24VA_WriteMCCmdData(FetchB);
  146. PVR(p)->M24VA_WriteMCCmdData(FetchA);
  147. PVR(p)->M24VA_WriteMCCmdData(ImageWrite);
  148. }
  150. static INLINE int FUNC(MVConvert)(const int16_t* MV,int x,int y)
  151. {
  152. return 
  153. (((x MVDIRX MV[MVXIDX]) << FA_XSHIFT) & FA_XMASK) |
  154. (((y MVDIRY MV[MVYIDX]) << FA_YSHIFT) & FA_YMASK);
  155. }
  157. static void FUNC(IDCTMComp16x16Back)(void* p,const int16_t* MVBack,const int16_t* MVFwd)
  158. {
  159. int mx,my,cmd;
  161. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->MCompType|GXVA_MC_TYPE_COL_PLANE_Y|GXVA_MC_TYPE_BLK_WIDTH_16|GXVA_MC_TYPE_BLK_HGHT_16);
  163. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|GXVA_FETCH_B_ACC_Y_POS_0|GXVA_FETCH_B_ACC_X_POS_0);
  165. mx = PVR(p)->mx;
  166. my = PVR(p)->my;
  167. cmd = GXVA_CMD_FETCH_PRED_A | GXVA_FETCH_A_FIRST_PRED | GXVA_FETCH_A_SRC_SEL_REF1;
  169. PVR(p)->FetchA[0][0] = FUNC(MVConvert)(MVBack+8,mx,my) | cmd;
  170. PVR(p)->FetchA[0][1] = FUNC(MVConvert)(MVBack+10,mx,my) | cmd;
  171. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+0,mx*2,my*2) | cmd);
  172. }
  174. static void FUNC(IDCTMComp16x16BackFwd)(void* p,const int16_t* MVBack,const int16_t* MVFwd)
  175. {
  176. int mx,my,cmd;
  178. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->MCompType|GXVA_MC_TYPE_COL_PLANE_Y|GXVA_MC_TYPE_BLK_WIDTH_16|GXVA_MC_TYPE_BLK_HGHT_16);
  179. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|GXVA_FETCH_B_ACC_Y_POS_0|GXVA_FETCH_B_ACC_X_POS_0);
  181. PVR(p)->FetchA[0][0] = 0;
  182. PVR(p)->FetchA[0][1] = 0;
  183. PVR(p)->FetchA[1][0] = 0;
  184. PVR(p)->FetchA[1][1] = 0;
  186. mx = PVR(p)->mx;
  187. my = PVR(p)->my;
  188. cmd = GXVA_FETCH_A_FIRST_PRED;
  190. if (MVBack)
  191. {
  192. cmd |= GXVA_CMD_FETCH_PRED_A|GXVA_FETCH_A_SRC_SEL_REF1;
  194. PVR(p)->FetchA[0][0] = FUNC(MVConvert)(MVBack+8,mx,my) | cmd;
  195. PVR(p)->FetchA[0][1] = FUNC(MVConvert)(MVBack+10,mx,my) | cmd;
  196. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+0,mx*2,my*2) | cmd);
  198. cmd = 0;
  199. }
  200. if (MVFwd)
  201. {
  202. cmd |= GXVA_CMD_FETCH_PRED_A|GXVA_FETCH_A_SRC_SEL_REF2;
  204. PVR(p)->FetchA[1][0] = FUNC(MVConvert)(MVFwd+8,mx,my) | cmd;
  205. PVR(p)->FetchA[1][1] = FUNC(MVConvert)(MVFwd+10,mx,my) | cmd;
  206. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVFwd+0,mx*2,my*2) | cmd);
  207. }
  208. }
  210. static void FUNC(IDCTMComp8x8Back)(void* p,const int16_t* MVBack,const int16_t* MVFwd)
  211. {
  212. int mx = PVR(p)->mx;
  213. int my = PVR(p)->my;
  214. int cmd = GXVA_CMD_FETCH_PRED_A | GXVA_FETCH_A_FIRST_PRED | GXVA_FETCH_A_SRC_SEL_REF1;
  216. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->MCompType|GXVA_MC_TYPE_COL_PLANE_Y|GXVA_MC_TYPE_BLK_WIDTH_8|GXVA_MC_TYPE_BLK_HGHT_8);
  218. PVR(p)->FetchA[0][0] = FUNC(MVConvert)(MVBack+8,mx,my) | cmd;
  219. PVR(p)->FetchA[0][1] = FUNC(MVConvert)(MVBack+10,mx,my) | cmd;
  221. mx <<= 1;
  222. my <<= 1;
  224. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_00);
  225. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_00,mx,my) | cmd);
  226. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_01);
  227. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_01,mx+16,my) | cmd);
  228. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_10);
  229. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_10,mx,my+16) | cmd);
  230. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_11);
  231. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_11,mx+16,my+16) | cmd);
  232. }
  234. static void FUNC(IDCTMComp8x8BackFwd)(void* p,const int16_t* MVBack,const int16_t* MVFwd)
  235. {
  236. int mx = PVR(p)->mx;
  237. int my = PVR(p)->my;
  238. int cmd = GXVA_FETCH_A_FIRST_PRED;
  240. PVR(p)->FetchA[0][0] = 0;
  241. PVR(p)->FetchA[0][1] = 0;
  242. PVR(p)->FetchA[1][0] = 0;
  243. PVR(p)->FetchA[1][1] = 0;
  245. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->MCompType|GXVA_MC_TYPE_COL_PLANE_Y|GXVA_MC_TYPE_BLK_WIDTH_8|GXVA_MC_TYPE_BLK_HGHT_8);
  247. if (MVBack)
  248. {
  249. cmd |= GXVA_CMD_FETCH_PRED_A|GXVA_FETCH_A_SRC_SEL_REF1;
  251. PVR(p)->FetchA[0][0] = FUNC(MVConvert)(MVBack+8,mx,my) | cmd;
  252. PVR(p)->FetchA[0][1] = FUNC(MVConvert)(MVBack+10,mx,my) | cmd;
  254. mx <<= 1;
  255. my <<= 1;
  257. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_00);
  258. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_00,mx,my) | cmd);
  259. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_01);
  260. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_01,mx+16,my) | cmd);
  261. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_10);
  262. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_10,mx,my+16) | cmd);
  263. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_11);
  264. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVBack+MVIDX_11,mx+16,my+16) | cmd);
  266. mx >>= 1;
  267. my >>= 1;
  268. cmd = 0;
  269. }
  271. if (MVFwd)
  272. {
  273. cmd |= GXVA_CMD_FETCH_PRED_A|GXVA_FETCH_A_SRC_SEL_REF2;
  275. PVR(p)->FetchA[1][0] = FUNC(MVConvert)(MVFwd+8,mx,my) | cmd;
  276. PVR(p)->FetchA[1][1] = FUNC(MVConvert)(MVFwd+10,mx,my) | cmd;
  278. mx <<= 1;
  279. my <<= 1;
  281. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_00);
  282. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVFwd+MVIDX_00,mx,my) | cmd);
  283. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_01);
  284. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVFwd+MVIDX_01,mx+16,my) | cmd);
  285. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_10);
  286. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVFwd+MVIDX_10,mx,my+16) | cmd);
  287. PVR(p)->M24VA_WriteMCCmdData(GXVA_CMD_FETCH_PRED_B|MVPOS_11);
  288. PVR(p)->M24VA_WriteMCCmdData(FUNC(MVConvert)(MVFwd+MVIDX_11,mx+16,my+16) | cmd);
  289. }
  290. }
  292. static const int FUNC(Intra420)[6] =
  293. {
  294. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_00,
  295. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_01,
  296. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_10,
  297. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_11,
  298. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|GXVA_IDCT_MODE_BLK_TOP_LEFT,
  299. GXVA_CMD_IDCT_MODE|GXVA_IDCT_MODE_INTRA|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|GXVA_IDCT_MODE_BLK_TOP_LEFT
  300. };
  302. static const int FUNC(Inter420)[6] =
  303. {
  304. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_00,
  305. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_01,
  306. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_10,
  307. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|IDCT_11,
  308. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|GXVA_IDCT_MODE_BLK_TOP_LEFT,
  309. GXVA_CMD_IDCT_MODE|GXVA_IDCT_BLK_SIZEX_8|GXVA_IDCT_BLK_SIZEY_8|GXVA_IDCT_MODE_BLK_TOP_LEFT
  310. };
  312. static void FUNC(IDCTIntra8x8)(void* p,idct_block_t *Block,int Length,int ScanType)
  313. {
  314. int SubPos = PVR(p)->SubPos++;
  315. if (!SubPos)
  316. PVR(p)->M24VA_WriteMCCmdData(
  317. GXVA_CMD_MC_OPP_TYPE|
  318. GXVA_MC_TYPE_COL_PLANE_Y |
  319. GXVA_MC_TYPE_BLK_WIDTH_16 |
  320. GXVA_MC_TYPE_BLK_HGHT_16);
  321. else
  322. if (SubPos >= 4)
  323. PVR(p)->M24VA_WriteMCCmdData(
  324. (SubPos - 3)| // GXVA_MC_TYPE_COL_PLANE_U, GXVA_MC_TYPE_COL_PLANE_V
  325. GXVA_CMD_MC_OPP_TYPE|
  326. GXVA_MC_TYPE_BLK_WIDTH_8 |
  327. GXVA_MC_TYPE_BLK_HGHT_8);
  329. PVR(p)->M24VA_WriteMCCmdData(FUNC(Intra420)[SubPos]);
  330. FUNC(IDCT8x8)(PVR(p),Block,Length,ScanTable[ScanType]);
  332. SubPos -= 3;
  333. if (SubPos >= 0)
  334. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->ImageWrite[SubPos]);
  335. }
  337. static void FUNC(IDCTInter8x8Back)(void* p,idct_block_t *Block,int Length)
  338. {
  339. int SubPos = PVR(p)->SubPos++;
  340. if (SubPos >= 4)
  341. {
  342. PVR(p)->M24VA_WriteMCCmdData(
  343. PVR(p)->MCompType |
  344. GXVA_MC_TYPE_BLK_WIDTH_8 |
  345. GXVA_MC_TYPE_BLK_HGHT_8 |
  346. (SubPos - 3)); // GXVA_MC_TYPE_COL_PLANE_U, GXVA_MC_TYPE_COL_PLANE_V
  348. //FetchB
  349. PVR(p)->M24VA_WriteMCCmdData(
  350. GXVA_CMD_FETCH_PRED_B |
  351. GXVA_FETCH_B_ACC_Y_POS_0 |
  352. GXVA_FETCH_B_ACC_X_POS_0);
  354. //FetchA
  355. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->FetchA[0][SubPos-4]);
  356. }
  358. if (Length)
  359. {
  360. PVR(p)->M24VA_WriteMCCmdData(FUNC(Inter420)[SubPos]);
  361. FUNC(IDCT8x8)(PVR(p),Block,Length,ScanTable[0]);
  362. }
  364. SubPos -= 3;
  365. if (SubPos >= 0)
  366. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->ImageWrite[SubPos]);
  367. }
  369. static void FUNC(IDCTInter8x8BackFwd)(void* p,idct_block_t *Block,int Length)
  370. {
  371. int* FetchA;
  372. int SubPos = PVR(p)->SubPos++;
  373. if (SubPos >= 4)
  374. {
  375. PVR(p)->M24VA_WriteMCCmdData(
  376. PVR(p)->MCompType |
  377. GXVA_MC_TYPE_BLK_WIDTH_8 |
  378. GXVA_MC_TYPE_BLK_HGHT_8 |
  379. (SubPos - 3)); // GXVA_MC_TYPE_COL_PLANE_U, GXVA_MC_TYPE_COL_PLANE_V
  381. //FetchB
  382. PVR(p)->M24VA_WriteMCCmdData(
  383. GXVA_CMD_FETCH_PRED_B |
  384. GXVA_FETCH_B_ACC_Y_POS_0 |
  385. GXVA_FETCH_B_ACC_X_POS_0);
  387. //FetchA
  388. FetchA = &PVR(p)->FetchA[0][SubPos-4];
  389. if (FetchA[0])
  390. PVR(p)->M24VA_WriteMCCmdData(FetchA[0]);
  391. if (FetchA[2])
  392. PVR(p)->M24VA_WriteMCCmdData(FetchA[2]);
  393. }
  395. if (Length)
  396. {
  397. PVR(p)->M24VA_WriteMCCmdData(FUNC(Inter420)[SubPos]);
  398. FUNC(IDCT8x8)(PVR(p),Block,Length,ScanTable[0]);
  399. }
  401. SubPos -= 3;
  402. if (SubPos >= 0)
  403. PVR(p)->M24VA_WriteMCCmdData(PVR(p)->ImageWrite[SubPos]);
  404. }
  406. #undef FUNC
  407. #undef FA_XMASK
  408. #undef FA_YMASK
  409. #undef FA_XSHIFT
  410. #undef FA_YSHIFT
  411. #undef IW_XSHIFT
  412. #undef IW_YSHIFT
  413. #undef MIRRORXY
  414. #undef IZZDATA
  415. #undef MVDIRX
  416. #undef MVDIRY
  417. #undef MVPOS_00
  418. #undef MVIDX_00
  419. #undef MVPOS_01
  420. #undef MVIDX_01
  421. #undef MVPOS_10
  422. #undef MVIDX_10
  423. #undef MVPOS_11
  424. #undef MVIDX_11
  425. #undef IDCT_00
  426. #undef IDCT_01
  427. #undef IDCT_10
  428. #undef IDCT_11