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 "idct.h" 13 #include "dequantize.h" 14 15 /* place these declarations here because we don't want to maintain them 16 * outside of this scope 17 */ 18 void idct_dequant_dc_full_2x_neon 19 (short *input, short *dq, unsigned char *pre, unsigned char *dst, 20 int stride, short *dc); 21 void idct_dequant_dc_0_2x_neon 22 (short *dc, unsigned char *pre, unsigned char *dst, int stride); 23 void idct_dequant_full_2x_neon 24 (short *q, short *dq, unsigned char *pre, unsigned char *dst, 25 int pitch, int stride); 26 void idct_dequant_0_2x_neon 27 (short *q, short dq, unsigned char *pre, int pitch, 28 unsigned char *dst, int stride); 29 30 void vp8_dequant_dc_idct_add_y_block_neon 31 (short *q, short *dq, unsigned char *pre, 32 unsigned char *dst, int stride, char *eobs, short *dc) 33 { 34 int i; 35 36 for (i = 0; i < 4; i++) 37 { 38 if (((short *)eobs)[0] & 0xfefe) 39 idct_dequant_dc_full_2x_neon (q, dq, pre, dst, stride, dc); 40 else 41 idct_dequant_dc_0_2x_neon(dc, pre, dst, stride); 42 43 if (((short *)eobs)[1] & 0xfefe) 44 idct_dequant_dc_full_2x_neon (q+32, dq, pre+8, dst+8, stride, dc+2); 45 else 46 idct_dequant_dc_0_2x_neon(dc+2, pre+8, dst+8, stride); 47 48 q += 64; 49 dc += 4; 50 pre += 64; 51 dst += 4*stride; 52 eobs += 4; 53 } 54 } 55 56 void vp8_dequant_idct_add_y_block_neon 57 (short *q, short *dq, unsigned char *pre, 58 unsigned char *dst, int stride, char *eobs) 59 { 60 int i; 61 62 for (i = 0; i < 4; i++) 63 { 64 if (((short *)eobs)[0] & 0xfefe) 65 idct_dequant_full_2x_neon (q, dq, pre, dst, 16, stride); 66 else 67 idct_dequant_0_2x_neon (q, dq[0], pre, 16, dst, stride); 68 69 if (((short *)eobs)[1] & 0xfefe) 70 idct_dequant_full_2x_neon (q+32, dq, pre+8, dst+8, 16, stride); 71 else 72 idct_dequant_0_2x_neon (q+32, dq[0], pre+8, 16, dst+8, stride); 73 74 q += 64; 75 pre += 64; 76 dst += 4*stride; 77 eobs += 4; 78 } 79 } 80 81 void vp8_dequant_idct_add_uv_block_neon 82 (short *q, short *dq, unsigned char *pre, 83 unsigned char *dstu, unsigned char *dstv, int stride, char *eobs) 84 { 85 if (((short *)eobs)[0] & 0xfefe) 86 idct_dequant_full_2x_neon (q, dq, pre, dstu, 8, stride); 87 else 88 idct_dequant_0_2x_neon (q, dq[0], pre, 8, dstu, stride); 89 90 q += 32; 91 pre += 32; 92 dstu += 4*stride; 93 94 if (((short *)eobs)[1] & 0xfefe) 95 idct_dequant_full_2x_neon (q, dq, pre, dstu, 8, stride); 96 else 97 idct_dequant_0_2x_neon (q, dq[0], pre, 8, dstu, stride); 98 99 q += 32; 100 pre += 32; 101 102 if (((short *)eobs)[2] & 0xfefe) 103 idct_dequant_full_2x_neon (q, dq, pre, dstv, 8, stride); 104 else 105 idct_dequant_0_2x_neon (q, dq[0], pre, 8, dstv, stride); 106 107 q += 32; 108 pre += 32; 109 dstv += 4*stride; 110 111 if (((short *)eobs)[3] & 0xfefe) 112 idct_dequant_full_2x_neon (q, dq, pre, dstv, 8, stride); 113 else 114 idct_dequant_0_2x_neon (q, dq[0], pre, 8, dstv, stride); 115 } 116
