1 | /*
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2 | * Copyright (c) 2004 Romain Dolbeau <romain@dolbeau.org>
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3 | *
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4 | * This library is free software; you can redistribute it and/or
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5 | * modify it under the terms of the GNU Lesser General Public
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6 | * License as published by the Free Software Foundation; either
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7 | * version 2 of the License, or (at your option) any later version.
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8 | *
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9 | * This library is distributed in the hope that it will be useful,
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10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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12 | * Lesser General Public License for more details.
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13 | *
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14 | * You should have received a copy of the GNU Lesser General Public
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15 | * License along with this library; if not, write to the Free Software
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16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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17 | */
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18 |
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19 | #include "../dsputil.h"
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20 |
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21 | #include "gcc_fixes.h"
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22 |
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23 | #include "dsputil_altivec.h"
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24 |
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25 | #define PUT_OP_U8_ALTIVEC(d, s, dst) d = s
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26 | #define AVG_OP_U8_ALTIVEC(d, s, dst) d = vec_avg(dst, s)
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27 |
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28 | #define OP_U8_ALTIVEC PUT_OP_U8_ALTIVEC
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29 | #define PREFIX_h264_chroma_mc8_altivec put_h264_chroma_mc8_altivec
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30 | #define PREFIX_h264_chroma_mc8_num altivec_put_h264_chroma_mc8_num
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31 | #define PREFIX_h264_qpel16_h_lowpass_altivec put_h264_qpel16_h_lowpass_altivec
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32 | #define PREFIX_h264_qpel16_h_lowpass_num altivec_put_h264_qpel16_h_lowpass_num
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33 | #define PREFIX_h264_qpel16_v_lowpass_altivec put_h264_qpel16_v_lowpass_altivec
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34 | #define PREFIX_h264_qpel16_v_lowpass_num altivec_put_h264_qpel16_v_lowpass_num
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35 | #define PREFIX_h264_qpel16_hv_lowpass_altivec put_h264_qpel16_hv_lowpass_altivec
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36 | #define PREFIX_h264_qpel16_hv_lowpass_num altivec_put_h264_qpel16_hv_lowpass_num
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37 | #include "dsputil_h264_template_altivec.c"
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38 | #undef OP_U8_ALTIVEC
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39 | #undef PREFIX_h264_chroma_mc8_altivec
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40 | #undef PREFIX_h264_chroma_mc8_num
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41 | #undef PREFIX_h264_qpel16_h_lowpass_altivec
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42 | #undef PREFIX_h264_qpel16_h_lowpass_num
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43 | #undef PREFIX_h264_qpel16_v_lowpass_altivec
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44 | #undef PREFIX_h264_qpel16_v_lowpass_num
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45 | #undef PREFIX_h264_qpel16_hv_lowpass_altivec
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46 | #undef PREFIX_h264_qpel16_hv_lowpass_num
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47 |
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48 | #define OP_U8_ALTIVEC AVG_OP_U8_ALTIVEC
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49 | #define PREFIX_h264_chroma_mc8_altivec avg_h264_chroma_mc8_altivec
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50 | #define PREFIX_h264_chroma_mc8_num altivec_avg_h264_chroma_mc8_num
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51 | #define PREFIX_h264_qpel16_h_lowpass_altivec avg_h264_qpel16_h_lowpass_altivec
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52 | #define PREFIX_h264_qpel16_h_lowpass_num altivec_avg_h264_qpel16_h_lowpass_num
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53 | #define PREFIX_h264_qpel16_v_lowpass_altivec avg_h264_qpel16_v_lowpass_altivec
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54 | #define PREFIX_h264_qpel16_v_lowpass_num altivec_avg_h264_qpel16_v_lowpass_num
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55 | #define PREFIX_h264_qpel16_hv_lowpass_altivec avg_h264_qpel16_hv_lowpass_altivec
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56 | #define PREFIX_h264_qpel16_hv_lowpass_num altivec_avg_h264_qpel16_hv_lowpass_num
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57 | #include "dsputil_h264_template_altivec.c"
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58 | #undef OP_U8_ALTIVEC
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59 | #undef PREFIX_h264_chroma_mc8_altivec
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60 | #undef PREFIX_h264_chroma_mc8_num
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61 | #undef PREFIX_h264_qpel16_h_lowpass_altivec
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62 | #undef PREFIX_h264_qpel16_h_lowpass_num
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63 | #undef PREFIX_h264_qpel16_v_lowpass_altivec
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64 | #undef PREFIX_h264_qpel16_v_lowpass_num
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65 | #undef PREFIX_h264_qpel16_hv_lowpass_altivec
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66 | #undef PREFIX_h264_qpel16_hv_lowpass_num
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67 |
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68 | #define H264_MC(OPNAME, SIZE, CODETYPE) \
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69 | static void OPNAME ## h264_qpel ## SIZE ## _mc00_ ## CODETYPE (uint8_t *dst, uint8_t *src, int stride){\
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70 | OPNAME ## pixels ## SIZE ## _ ## CODETYPE(dst, src, stride, SIZE);\
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71 | }\
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72 | \
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73 | static void OPNAME ## h264_qpel ## SIZE ## _mc10_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){ \
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74 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/8]);\
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75 | uint8_t * const half= (uint8_t*)temp;\
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76 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
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77 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
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78 | }\
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79 | \
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80 | static void OPNAME ## h264_qpel ## SIZE ## _mc20_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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81 | OPNAME ## h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(dst, src, stride, stride);\
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82 | }\
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83 | \
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84 | static void OPNAME ## h264_qpel ## SIZE ## _mc30_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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85 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/8]);\
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86 | uint8_t * const half= (uint8_t*)temp;\
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87 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
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88 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+1, half, stride, stride, SIZE);\
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89 | }\
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90 | \
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91 | static void OPNAME ## h264_qpel ## SIZE ## _mc01_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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92 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/8]);\
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93 | uint8_t * const half= (uint8_t*)temp;\
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94 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
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95 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src, half, stride, stride, SIZE);\
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96 | }\
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97 | \
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98 | static void OPNAME ## h264_qpel ## SIZE ## _mc02_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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99 | OPNAME ## h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(dst, src, stride, stride);\
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100 | }\
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101 | \
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102 | static void OPNAME ## h264_qpel ## SIZE ## _mc03_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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103 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/8]);\
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104 | uint8_t * const half= (uint8_t*)temp;\
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105 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(half, src, SIZE, stride);\
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106 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, src+stride, half, stride, stride, SIZE);\
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107 | }\
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108 | \
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109 | static void OPNAME ## h264_qpel ## SIZE ## _mc11_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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110 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/4]);\
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111 | uint8_t * const halfH= (uint8_t*)temp;\
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112 | uint8_t * const halfV= ((uint8_t*)temp) + SIZE*SIZE;\
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113 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
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114 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
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115 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
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116 | }\
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117 | \
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118 | static void OPNAME ## h264_qpel ## SIZE ## _mc31_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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119 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/4]);\
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120 | uint8_t * const halfH= (uint8_t*)temp;\
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121 | uint8_t * const halfV= ((uint8_t*)temp) + SIZE*SIZE;\
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122 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
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123 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
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124 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
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125 | }\
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126 | \
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127 | static void OPNAME ## h264_qpel ## SIZE ## _mc13_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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128 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/4]);\
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129 | uint8_t * const halfH= (uint8_t*)temp;\
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130 | uint8_t * const halfV= ((uint8_t*)temp) + SIZE*SIZE;\
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131 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
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132 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
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133 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
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134 | }\
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135 | \
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136 | static void OPNAME ## h264_qpel ## SIZE ## _mc33_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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137 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*SIZE/4]);\
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138 | uint8_t * const halfH= (uint8_t*)temp;\
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139 | uint8_t * const halfV= ((uint8_t*)temp) + SIZE*SIZE;\
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140 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
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141 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
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142 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfV, stride, SIZE, SIZE);\
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143 | }\
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144 | \
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145 | static void OPNAME ## h264_qpel ## SIZE ## _mc22_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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146 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*(SIZE+8)/4]);\
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147 | int16_t * const tmp= (int16_t*)temp;\
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148 | OPNAME ## h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(dst, tmp, src, stride, SIZE, stride);\
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149 | }\
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150 | \
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151 | static void OPNAME ## h264_qpel ## SIZE ## _mc21_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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152 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*(SIZE+8)/4 + SIZE*SIZE/4]);\
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153 | uint8_t * const halfH= (uint8_t*)temp;\
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154 | uint8_t * const halfHV= ((uint8_t*)temp) + SIZE*SIZE;\
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155 | int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE;\
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156 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src, SIZE, stride);\
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157 | put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
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158 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
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159 | }\
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160 | \
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161 | static void OPNAME ## h264_qpel ## SIZE ## _mc23_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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162 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*(SIZE+8)/4 + SIZE*SIZE/4]);\
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163 | uint8_t * const halfH= (uint8_t*)temp;\
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164 | uint8_t * const halfHV= ((uint8_t*)temp) + SIZE*SIZE;\
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165 | int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE;\
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166 | put_h264_qpel ## SIZE ## _h_lowpass_ ## CODETYPE(halfH, src + stride, SIZE, stride);\
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167 | put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
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168 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfH, halfHV, stride, SIZE, SIZE);\
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169 | }\
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170 | \
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171 | static void OPNAME ## h264_qpel ## SIZE ## _mc12_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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172 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*(SIZE+8)/4 + SIZE*SIZE/4]);\
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173 | uint8_t * const halfV= (uint8_t*)temp;\
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174 | uint8_t * const halfHV= ((uint8_t*)temp) + SIZE*SIZE;\
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175 | int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE;\
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176 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src, SIZE, stride);\
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177 | put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
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178 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfV, halfHV, stride, SIZE, SIZE);\
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179 | }\
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180 | \
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181 | static void OPNAME ## h264_qpel ## SIZE ## _mc32_ ## CODETYPE(uint8_t *dst, uint8_t *src, int stride){\
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182 | DECLARE_ALIGNED_16(uint64_t, temp[SIZE*(SIZE+8)/4 + SIZE*SIZE/4]);\
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183 | uint8_t * const halfV= (uint8_t*)temp;\
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184 | uint8_t * const halfHV= ((uint8_t*)temp) + SIZE*SIZE;\
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185 | int16_t * const tmp= ((int16_t*)temp) + SIZE*SIZE;\
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186 | put_h264_qpel ## SIZE ## _v_lowpass_ ## CODETYPE(halfV, src+1, SIZE, stride);\
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187 | put_h264_qpel ## SIZE ## _hv_lowpass_ ## CODETYPE(halfHV, tmp, src, SIZE, SIZE, stride);\
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188 | OPNAME ## pixels ## SIZE ## _l2_ ## CODETYPE(dst, halfV, halfHV, stride, SIZE, SIZE);\
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189 | }\
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190 |
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191 | static inline void put_pixels16_l2_altivec( uint8_t * dst, const uint8_t * src1,
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192 | const uint8_t * src2, int dst_stride,
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193 | int src_stride1, int h)
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194 | {
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195 | int i;
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196 | vector unsigned char a, b, d, tmp1, tmp2, mask, mask_, edges, align;
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197 |
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198 | mask_ = vec_lvsl(0, src2);
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199 |
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200 | for (i = 0; i < h; i++) {
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201 |
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202 | tmp1 = vec_ld(i * src_stride1, src1);
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203 | mask = vec_lvsl(i * src_stride1, src1);
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204 | tmp2 = vec_ld(i * src_stride1 + 15, src1);
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205 |
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206 | a = vec_perm(tmp1, tmp2, mask);
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207 |
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208 | tmp1 = vec_ld(i * 16, src2);
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209 | tmp2 = vec_ld(i * 16 + 15, src2);
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210 |
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211 | b = vec_perm(tmp1, tmp2, mask_);
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212 |
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213 | tmp1 = vec_ld(0, dst);
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214 | mask = vec_lvsl(0, dst);
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215 | tmp2 = vec_ld(15, dst);
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216 |
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217 | d = vec_avg(a, b);
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218 |
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219 | edges = vec_perm(tmp2, tmp1, mask);
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220 |
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221 | align = vec_lvsr(0, dst);
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222 |
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223 | tmp1 = vec_perm(edges, d, align);
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224 | tmp2 = vec_perm(d, edges, align);
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225 |
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226 | vec_st(tmp2, 15, dst);
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227 | vec_st(tmp1, 0 , dst);
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228 |
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229 | dst += dst_stride;
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230 | }
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231 | }
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232 |
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233 | static inline void avg_pixels16_l2_altivec( uint8_t * dst, const uint8_t * src1,
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234 | const uint8_t * src2, int dst_stride,
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235 | int src_stride1, int h)
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236 | {
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237 | int i;
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238 | vector unsigned char a, b, d, tmp1, tmp2, mask, mask_, edges, align;
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239 |
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240 | mask_ = vec_lvsl(0, src2);
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241 |
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242 | for (i = 0; i < h; i++) {
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243 |
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244 | tmp1 = vec_ld(i * src_stride1, src1);
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245 | mask = vec_lvsl(i * src_stride1, src1);
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246 | tmp2 = vec_ld(i * src_stride1 + 15, src1);
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247 |
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248 | a = vec_perm(tmp1, tmp2, mask);
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249 |
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250 | tmp1 = vec_ld(i * 16, src2);
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251 | tmp2 = vec_ld(i * 16 + 15, src2);
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252 |
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253 | b = vec_perm(tmp1, tmp2, mask_);
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254 |
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255 | tmp1 = vec_ld(0, dst);
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256 | mask = vec_lvsl(0, dst);
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257 | tmp2 = vec_ld(15, dst);
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258 |
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259 | d = vec_avg(vec_perm(tmp1, tmp2, mask), vec_avg(a, b));
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260 |
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261 | edges = vec_perm(tmp2, tmp1, mask);
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262 |
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263 | align = vec_lvsr(0, dst);
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264 |
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265 | tmp1 = vec_perm(edges, d, align);
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266 | tmp2 = vec_perm(d, edges, align);
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267 |
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268 | vec_st(tmp2, 15, dst);
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269 | vec_st(tmp1, 0 , dst);
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270 |
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271 | dst += dst_stride;
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272 | }
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273 | }
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274 |
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275 | /* Implemented but could be faster
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276 | #define put_pixels16_l2_altivec(d,s1,s2,ds,s1s,h) put_pixels16_l2(d,s1,s2,ds,s1s,16,h)
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277 | #define avg_pixels16_l2_altivec(d,s1,s2,ds,s1s,h) avg_pixels16_l2(d,s1,s2,ds,s1s,16,h)
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278 | */
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279 |
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280 | H264_MC(put_, 16, altivec)
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281 | H264_MC(avg_, 16, altivec)
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282 |
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283 | void dsputil_h264_init_ppc(DSPContext* c, AVCodecContext *avctx) {
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284 |
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285 | #ifdef HAVE_ALTIVEC
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286 | if (has_altivec()) {
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287 | c->put_h264_chroma_pixels_tab[0] = put_h264_chroma_mc8_altivec;
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288 | c->avg_h264_chroma_pixels_tab[0] = avg_h264_chroma_mc8_altivec;
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289 |
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290 | #define dspfunc(PFX, IDX, NUM) \
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291 | c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_altivec; \
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292 | c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_altivec; \
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293 | c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_altivec; \
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294 | c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_altivec; \
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295 | c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_altivec; \
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296 | c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_altivec; \
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297 | c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_altivec; \
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298 | c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_altivec; \
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299 | c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_altivec; \
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300 | c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_altivec; \
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301 | c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_altivec; \
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302 | c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_altivec; \
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303 | c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_altivec; \
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304 | c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_altivec; \
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305 | c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_altivec; \
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306 | c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_altivec
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307 |
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308 | dspfunc(put_h264_qpel, 0, 16);
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309 | dspfunc(avg_h264_qpel, 0, 16);
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310 | #undef dspfunc
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311 |
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312 | } else
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313 | #endif /* HAVE_ALTIVEC */
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314 | {
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315 | // Non-AltiVec PPC optimisations
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316 |
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317 | // ... pending ...
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318 | }
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319 | }
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