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_ports/config.h" 12 #include "vp8/common/idct.h" 13 #include "vp8/decoder/dequantize.h" 14 15 void idct_dequant_dc_0_2x_sse2 16 (short *q, short *dq, unsigned char *pre, 17 unsigned char *dst, int dst_stride, short *dc); 18 void idct_dequant_dc_full_2x_sse2 19 (short *q, short *dq, unsigned char *pre, 20 unsigned char *dst, int dst_stride, short *dc); 21 22 void idct_dequant_0_2x_sse2 23 (short *q, short *dq ,unsigned char *pre, 24 unsigned char *dst, int dst_stride, int blk_stride); 25 void idct_dequant_full_2x_sse2 26 (short *q, short *dq ,unsigned char *pre, 27 unsigned char *dst, int dst_stride, int blk_stride); 28 29 void vp8_dequant_dc_idct_add_y_block_sse2 30 (short *q, short *dq, unsigned char *pre, 31 unsigned char *dst, int stride, char *eobs, short *dc) 32 { 33 int i; 34 35 for (i = 0; i < 4; i++) 36 { 37 if (((short *)(eobs))[0] & 0xfefe) 38 idct_dequant_dc_full_2x_sse2 (q, dq, pre, dst, stride, dc); 39 else 40 idct_dequant_dc_0_2x_sse2 (q, dq, pre, dst, stride, dc); 41 42 if (((short *)(eobs))[1] & 0xfefe) 43 idct_dequant_dc_full_2x_sse2 (q+32, dq, pre+8, dst+8, stride, dc+2); 44 else 45 idct_dequant_dc_0_2x_sse2 (q+32, dq, pre+8, dst+8, stride, dc+2); 46 47 q += 64; 48 dc += 4; 49 pre += 64; 50 dst += stride*4; 51 eobs += 4; 52 } 53 } 54 55 void vp8_dequant_idct_add_y_block_sse2 56 (short *q, short *dq, unsigned char *pre, 57 unsigned char *dst, int stride, char *eobs) 58 { 59 int i; 60 61 for (i = 0; i < 4; i++) 62 { 63 if (((short *)(eobs))[0] & 0xfefe) 64 idct_dequant_full_2x_sse2 (q, dq, pre, dst, stride, 16); 65 else 66 idct_dequant_0_2x_sse2 (q, dq, pre, dst, stride, 16); 67 68 if (((short *)(eobs))[1] & 0xfefe) 69 idct_dequant_full_2x_sse2 (q+32, dq, pre+8, dst+8, stride, 16); 70 else 71 idct_dequant_0_2x_sse2 (q+32, dq, pre+8, dst+8, stride, 16); 72 73 q += 64; 74 pre += 64; 75 dst += stride*4; 76 eobs += 4; 77 } 78 } 79 80 void vp8_dequant_idct_add_uv_block_sse2 81 (short *q, short *dq, unsigned char *pre, 82 unsigned char *dstu, unsigned char *dstv, int stride, char *eobs) 83 { 84 if (((short *)(eobs))[0] & 0xfefe) 85 idct_dequant_full_2x_sse2 (q, dq, pre, dstu, stride, 8); 86 else 87 idct_dequant_0_2x_sse2 (q, dq, pre, dstu, stride, 8); 88 89 q += 32; 90 pre += 32; 91 dstu += stride*4; 92 93 if (((short *)(eobs))[1] & 0xfefe) 94 idct_dequant_full_2x_sse2 (q, dq, pre, dstu, stride, 8); 95 else 96 idct_dequant_0_2x_sse2 (q, dq, pre, dstu, stride, 8); 97 98 q += 32; 99 pre += 32; 100 101 if (((short *)(eobs))[2] & 0xfefe) 102 idct_dequant_full_2x_sse2 (q, dq, pre, dstv, stride, 8); 103 else 104 idct_dequant_0_2x_sse2 (q, dq, pre, dstv, stride, 8); 105 106 q += 32; 107 pre += 32; 108 dstv += stride*4; 109 110 if (((short *)(eobs))[3] & 0xfefe) 111 idct_dequant_full_2x_sse2 (q, dq, pre, dstv, stride, 8); 112 else 113 idct_dequant_0_2x_sse2 (q, dq, pre, dstv, stride, 8); 114 } 115
