1/* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#include "vpx_config.h" 12#include "vp8_rtcd.h" 13#include "vp8/common/blockd.h" 14#include "vpx_mem/vpx_mem.h" 15 16extern void vp8_dequantize_b_impl_mmx(short *sq, short *dq, short *q); 17 18void vp8_dequantize_b_mmx(BLOCKD *d, short *DQC) 19{ 20 short *sq = (short *) d->qcoeff; 21 short *dq = (short *) d->dqcoeff; 22 23 vp8_dequantize_b_impl_mmx(sq, dq, DQC); 24} 25 26void vp8_dequant_idct_add_y_block_mmx 27 (short *q, short *dq, 28 unsigned char *dst, int stride, char *eobs) 29{ 30 int i; 31 32 for (i = 0; i < 4; i++) 33 { 34 if (eobs[0] > 1) 35 vp8_dequant_idct_add_mmx (q, dq, dst, stride); 36 else if (eobs[0] == 1) 37 { 38 vp8_dc_only_idct_add_mmx (q[0]*dq[0], dst, stride, dst, stride); 39 memset(q, 0, 2 * sizeof(q[0])); 40 } 41 42 if (eobs[1] > 1) 43 vp8_dequant_idct_add_mmx (q+16, dq, dst+4, stride); 44 else if (eobs[1] == 1) 45 { 46 vp8_dc_only_idct_add_mmx (q[16]*dq[0], dst+4, stride, 47 dst+4, stride); 48 memset(q + 16, 0, 2 * sizeof(q[0])); 49 } 50 51 if (eobs[2] > 1) 52 vp8_dequant_idct_add_mmx (q+32, dq, dst+8, stride); 53 else if (eobs[2] == 1) 54 { 55 vp8_dc_only_idct_add_mmx (q[32]*dq[0], dst+8, stride, 56 dst+8, stride); 57 memset(q + 32, 0, 2 * sizeof(q[0])); 58 } 59 60 if (eobs[3] > 1) 61 vp8_dequant_idct_add_mmx (q+48, dq, dst+12, stride); 62 else if (eobs[3] == 1) 63 { 64 vp8_dc_only_idct_add_mmx (q[48]*dq[0], dst+12, stride, 65 dst+12, stride); 66 memset(q + 48, 0, 2 * sizeof(q[0])); 67 } 68 69 q += 64; 70 dst += 4*stride; 71 eobs += 4; 72 } 73} 74 75void vp8_dequant_idct_add_uv_block_mmx 76 (short *q, short *dq, 77 unsigned char *dstu, unsigned char *dstv, int stride, char *eobs) 78{ 79 int i; 80 81 for (i = 0; i < 2; i++) 82 { 83 if (eobs[0] > 1) 84 vp8_dequant_idct_add_mmx (q, dq, dstu, stride); 85 else if (eobs[0] == 1) 86 { 87 vp8_dc_only_idct_add_mmx (q[0]*dq[0], dstu, stride, dstu, stride); 88 memset(q, 0, 2 * sizeof(q[0])); 89 } 90 91 if (eobs[1] > 1) 92 vp8_dequant_idct_add_mmx (q+16, dq, dstu+4, stride); 93 else if (eobs[1] == 1) 94 { 95 vp8_dc_only_idct_add_mmx (q[16]*dq[0], dstu+4, stride, 96 dstu+4, stride); 97 memset(q + 16, 0, 2 * sizeof(q[0])); 98 } 99 100 q += 32; 101 dstu += 4*stride; 102 eobs += 2; 103 } 104 105 for (i = 0; i < 2; i++) 106 { 107 if (eobs[0] > 1) 108 vp8_dequant_idct_add_mmx (q, dq, dstv, stride); 109 else if (eobs[0] == 1) 110 { 111 vp8_dc_only_idct_add_mmx (q[0]*dq[0], dstv, stride, dstv, stride); 112 memset(q, 0, 2 * sizeof(q[0])); 113 } 114 115 if (eobs[1] > 1) 116 vp8_dequant_idct_add_mmx (q+16, dq, dstv+4, stride); 117 else if (eobs[1] == 1) 118 { 119 vp8_dc_only_idct_add_mmx (q[16]*dq[0], dstv+4, stride, 120 dstv+4, stride); 121 memset(q + 16, 0, 2 * sizeof(q[0])); 122 } 123 124 q += 32; 125 dstv += 4*stride; 126 eobs += 2; 127 } 128} 129