Lines Matching defs:block
256 static void svq3_add_idct_c(uint8_t *dst, int16_t *block,
263 dc = 13 * 13 * (dc == 1 ? 1538U* block[0]
264 : qmul * (block[0] >> 3) / 2);
265 block[0] = 0;
269 const int z0 = 13 * (block[0 + 4 * i] + block[2 + 4 * i]);
270 const int z1 = 13 * (block[0 + 4 * i] - block[2 + 4 * i]);
271 const int z2 = 7 * block[1 + 4 * i] - 17 * block[3 + 4 * i];
272 const int z3 = 17 * block[1 + 4 * i] + 7 * block[3 + 4 * i];
274 block[0 + 4 * i] = z0 + z3;
275 block[1 + 4 * i] = z1 + z2;
276 block[2 + 4 * i] = z1 - z2;
277 block[3 + 4 * i] = z0 - z3;
281 const unsigned z0 = 13 * (block[i + 4 * 0] + block[i + 4 * 2]);
282 const unsigned z1 = 13 * (block[i + 4 * 0] - block[i + 4 * 2]);
283 const unsigned z2 = 7 * block[i + 4 * 1] - 17 * block[i + 4 * 3];
284 const unsigned z3 = 17 * block[i + 4 * 1] + 7 * block[i + 4 * 3];
293 memset(block, 0, 16 * sizeof(int16_t));
296 static inline int svq3_decode_block(GetBitContext *gb, int16_t *block,
344 block[scan[index]] = (level ^ sign) - sign;
372 * @param n the block index
868 } else { /* mb_type == 33, DC_128_PRED block type */
968 "error while decoding block\n");
978 "error while decoding chroma dc block\n");
990 "error while decoding chroma ac block\n");