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Rev | Author | Line No. | Line |
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1891 | serge | 1 | /* |
2 | * |
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3 | * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc. |
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4 | * 2005 Lars Knoll & Zack Rusin, Trolltech |
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5 | * 2008 Aaron Plattner, NVIDIA Corporation |
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6 | * |
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7 | * Permission to use, copy, modify, distribute, and sell this software and its |
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8 | * documentation for any purpose is hereby granted without fee, provided that |
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9 | * the above copyright notice appear in all copies and that both that |
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10 | * copyright notice and this permission notice appear in supporting |
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11 | * documentation, and that the name of Keith Packard not be used in |
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12 | * advertising or publicity pertaining to distribution of the software without |
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13 | * specific, written prior permission. Keith Packard makes no |
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14 | * representations about the suitability of this software for any purpose. It |
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15 | * is provided "as is" without express or implied warranty. |
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16 | * |
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17 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS |
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18 | * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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19 | * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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20 | * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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21 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN |
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22 | * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING |
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23 | * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS |
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24 | * SOFTWARE. |
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25 | */ |
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26 | |||
27 | #ifdef HAVE_CONFIG_H |
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28 | #include |
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29 | #endif |
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30 | |||
31 | #include |
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32 | #include |
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33 | #include |
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34 | |||
35 | #include "pixman-private.h" |
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36 | #include "pixman-accessor.h" |
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37 | |||
38 | #define CONVERT_RGB24_TO_Y15(s) \ |
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39 | (((((s) >> 16) & 0xff) * 153 + \ |
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40 | (((s) >> 8) & 0xff) * 301 + \ |
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41 | (((s) ) & 0xff) * 58) >> 2) |
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42 | |||
43 | #define CONVERT_RGB24_TO_RGB15(s) \ |
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44 | ((((s) >> 3) & 0x001f) | \ |
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45 | (((s) >> 6) & 0x03e0) | \ |
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46 | (((s) >> 9) & 0x7c00)) |
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47 | |||
48 | #define RGB15_TO_ENTRY(mif,rgb15) \ |
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49 | ((mif)->ent[rgb15]) |
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50 | |||
51 | #define RGB24_TO_ENTRY(mif,rgb24) \ |
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52 | RGB15_TO_ENTRY (mif,CONVERT_RGB24_TO_RGB15 (rgb24)) |
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53 | |||
54 | #define RGB24_TO_ENTRY_Y(mif,rgb24) \ |
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55 | ((mif)->ent[CONVERT_RGB24_TO_Y15 (rgb24)]) |
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56 | |||
57 | /* |
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58 | * YV12 setup and access macros |
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59 | */ |
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60 | |||
61 | #define YV12_SETUP(image) \ |
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62 | bits_image_t *__bits_image = (bits_image_t *)image; \ |
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63 | uint32_t *bits = __bits_image->bits; \ |
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64 | int stride = __bits_image->rowstride; \ |
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65 | int offset0 = stride < 0 ? \ |
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66 | ((-stride) >> 1) * ((__bits_image->height - 1) >> 1) - stride : \ |
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67 | stride * __bits_image->height; \ |
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68 | int offset1 = stride < 0 ? \ |
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69 | offset0 + ((-stride) >> 1) * ((__bits_image->height) >> 1) : \ |
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70 | offset0 + (offset0 >> 2) |
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71 | |||
72 | /* Note no trailing semicolon on the above macro; if it's there, then |
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73 | * the typical usage of YV12_SETUP(image); will have an extra trailing ; |
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74 | * that some compilers will interpret as a statement -- and then any further |
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75 | * variable declarations will cause an error. |
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76 | */ |
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77 | |||
78 | #define YV12_Y(line) \ |
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79 | ((uint8_t *) ((bits) + (stride) * (line))) |
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80 | |||
81 | #define YV12_U(line) \ |
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82 | ((uint8_t *) ((bits) + offset1 + \ |
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83 | ((stride) >> 1) * ((line) >> 1))) |
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84 | |||
85 | #define YV12_V(line) \ |
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86 | ((uint8_t *) ((bits) + offset0 + \ |
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87 | ((stride) >> 1) * ((line) >> 1))) |
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88 | |||
89 | /********************************** Fetch ************************************/ |
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90 | |||
91 | static void |
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92 | fetch_scanline_a8r8g8b8 (pixman_image_t *image, |
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93 | int x, |
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94 | int y, |
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95 | int width, |
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96 | uint32_t * buffer, |
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97 | const uint32_t *mask) |
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98 | { |
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99 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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100 | |||
101 | MEMCPY_WRAPPED (image, |
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102 | buffer, (const uint32_t *)bits + x, |
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103 | width * sizeof(uint32_t)); |
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104 | } |
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105 | |||
106 | static void |
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107 | fetch_scanline_x8r8g8b8 (pixman_image_t *image, |
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108 | int x, |
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109 | int y, |
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110 | int width, |
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111 | uint32_t * buffer, |
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112 | const uint32_t *mask) |
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113 | { |
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114 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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115 | const uint32_t *pixel = (const uint32_t *)bits + x; |
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116 | const uint32_t *end = pixel + width; |
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117 | |||
118 | while (pixel < end) |
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119 | *buffer++ = READ (image, pixel++) | 0xff000000; |
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120 | } |
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121 | |||
122 | static void |
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123 | fetch_scanline_a8b8g8r8 (pixman_image_t *image, |
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124 | int x, |
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125 | int y, |
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126 | int width, |
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127 | uint32_t * buffer, |
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128 | const uint32_t *mask) |
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129 | { |
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130 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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131 | const uint32_t *pixel = (uint32_t *)bits + x; |
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132 | const uint32_t *end = pixel + width; |
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133 | |||
134 | while (pixel < end) |
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135 | { |
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136 | uint32_t p = READ (image, pixel++); |
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137 | |||
138 | *buffer++ = (p & 0xff00ff00) | |
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139 | ((p >> 16) & 0xff) | |
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140 | ((p & 0xff) << 16); |
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141 | } |
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142 | } |
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143 | |||
144 | static void |
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145 | fetch_scanline_x8b8g8r8 (pixman_image_t *image, |
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146 | int x, |
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147 | int y, |
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148 | int width, |
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149 | uint32_t * buffer, |
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150 | const uint32_t *mask) |
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151 | { |
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152 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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153 | const uint32_t *pixel = (uint32_t *)bits + x; |
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154 | const uint32_t *end = pixel + width; |
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155 | |||
156 | while (pixel < end) |
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157 | { |
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158 | uint32_t p = READ (image, pixel++); |
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159 | |||
160 | *buffer++ = 0xff000000 | |
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161 | (p & 0x0000ff00) | |
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162 | ((p >> 16) & 0xff) | |
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163 | ((p & 0xff) << 16); |
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164 | } |
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165 | } |
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166 | |||
167 | static void |
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168 | fetch_scanline_b8g8r8a8 (pixman_image_t *image, |
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169 | int x, |
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170 | int y, |
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171 | int width, |
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172 | uint32_t * buffer, |
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173 | const uint32_t *mask) |
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174 | { |
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175 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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176 | const uint32_t *pixel = (uint32_t *)bits + x; |
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177 | const uint32_t *end = pixel + width; |
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178 | |||
179 | while (pixel < end) |
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180 | { |
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181 | uint32_t p = READ (image, pixel++); |
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182 | |||
183 | *buffer++ = (((p & 0xff000000) >> 24) | |
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184 | ((p & 0x00ff0000) >> 8) | |
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185 | ((p & 0x0000ff00) << 8) | |
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186 | ((p & 0x000000ff) << 24)); |
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187 | } |
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188 | } |
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189 | |||
190 | static void |
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191 | fetch_scanline_b8g8r8x8 (pixman_image_t *image, |
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192 | int x, |
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193 | int y, |
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194 | int width, |
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195 | uint32_t * buffer, |
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196 | const uint32_t *mask) |
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197 | { |
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198 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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199 | const uint32_t *pixel = (uint32_t *)bits + x; |
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200 | const uint32_t *end = pixel + width; |
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201 | |||
202 | while (pixel < end) |
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203 | { |
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204 | uint32_t p = READ (image, pixel++); |
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205 | |||
206 | *buffer++ = (0xff000000 | |
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207 | ((p & 0xff000000) >> 24) | |
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208 | ((p & 0x00ff0000) >> 8) | |
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209 | ((p & 0x0000ff00) << 8)); |
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210 | } |
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211 | } |
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212 | |||
213 | static void |
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214 | fetch_scanline_x14r6g6b6 (pixman_image_t *image, |
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215 | int x, |
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216 | int y, |
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217 | int width, |
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218 | uint32_t * buffer, |
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219 | const uint32_t *mask) |
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220 | { |
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221 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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222 | const uint32_t *pixel = (const uint32_t *)bits + x; |
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223 | const uint32_t *end = pixel + width; |
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224 | |||
225 | while (pixel < end) |
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226 | { |
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227 | uint32_t p = READ (image, pixel++); |
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228 | uint32_t r, g, b; |
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229 | |||
230 | r = ((p & 0x3f000) << 6) | ((p & 0x30000)); |
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231 | g = ((p & 0x00fc0) << 4) | ((p & 0x00c00) >> 2); |
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232 | b = ((p & 0x0003f) << 2) | ((p & 0x00030) >> 4); |
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233 | |||
234 | *buffer++ = 0xff000000 | r | g | b; |
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235 | } |
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236 | } |
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237 | |||
238 | /* Expects a uint64_t buffer */ |
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239 | static void |
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240 | fetch_scanline_a2r10g10b10 (pixman_image_t *image, |
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241 | int x, |
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242 | int y, |
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243 | int width, |
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244 | uint32_t * b, |
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245 | const uint32_t *mask) |
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246 | { |
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247 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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248 | const uint32_t *pixel = bits + x; |
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249 | const uint32_t *end = pixel + width; |
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250 | uint64_t *buffer = (uint64_t *)b; |
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251 | |||
252 | while (pixel < end) |
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253 | { |
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254 | uint32_t p = READ (image, pixel++); |
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255 | uint64_t a = p >> 30; |
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256 | uint64_t r = (p >> 20) & 0x3ff; |
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257 | uint64_t g = (p >> 10) & 0x3ff; |
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258 | uint64_t b = p & 0x3ff; |
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259 | |||
260 | r = r << 6 | r >> 4; |
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261 | g = g << 6 | g >> 4; |
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262 | b = b << 6 | b >> 4; |
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263 | |||
264 | a <<= 14; |
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265 | a |= a >> 2; |
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266 | a |= a >> 4; |
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267 | a |= a >> 8; |
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268 | |||
269 | *buffer++ = a << 48 | r << 32 | g << 16 | b; |
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270 | } |
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271 | } |
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272 | |||
273 | /* Expects a uint64_t buffer */ |
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274 | static void |
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275 | fetch_scanline_x2r10g10b10 (pixman_image_t *image, |
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276 | int x, |
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277 | int y, |
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278 | int width, |
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279 | uint32_t * b, |
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280 | const uint32_t *mask) |
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281 | { |
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282 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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283 | const uint32_t *pixel = (uint32_t *)bits + x; |
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284 | const uint32_t *end = pixel + width; |
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285 | uint64_t *buffer = (uint64_t *)b; |
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286 | |||
287 | while (pixel < end) |
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288 | { |
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289 | uint32_t p = READ (image, pixel++); |
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290 | uint64_t r = (p >> 20) & 0x3ff; |
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291 | uint64_t g = (p >> 10) & 0x3ff; |
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292 | uint64_t b = p & 0x3ff; |
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293 | |||
294 | r = r << 6 | r >> 4; |
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295 | g = g << 6 | g >> 4; |
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296 | b = b << 6 | b >> 4; |
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297 | |||
298 | *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b; |
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299 | } |
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300 | } |
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301 | |||
302 | /* Expects a uint64_t buffer */ |
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303 | static void |
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304 | fetch_scanline_a2b10g10r10 (pixman_image_t *image, |
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305 | int x, |
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306 | int y, |
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307 | int width, |
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308 | uint32_t * b, |
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309 | const uint32_t *mask) |
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310 | { |
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311 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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312 | const uint32_t *pixel = bits + x; |
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313 | const uint32_t *end = pixel + width; |
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314 | uint64_t *buffer = (uint64_t *)b; |
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315 | |||
316 | while (pixel < end) |
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317 | { |
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318 | uint32_t p = READ (image, pixel++); |
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319 | uint64_t a = p >> 30; |
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320 | uint64_t b = (p >> 20) & 0x3ff; |
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321 | uint64_t g = (p >> 10) & 0x3ff; |
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322 | uint64_t r = p & 0x3ff; |
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323 | |||
324 | r = r << 6 | r >> 4; |
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325 | g = g << 6 | g >> 4; |
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326 | b = b << 6 | b >> 4; |
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327 | |||
328 | a <<= 14; |
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329 | a |= a >> 2; |
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330 | a |= a >> 4; |
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331 | a |= a >> 8; |
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332 | |||
333 | *buffer++ = a << 48 | r << 32 | g << 16 | b; |
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334 | } |
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335 | } |
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336 | |||
337 | /* Expects a uint64_t buffer */ |
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338 | static void |
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339 | fetch_scanline_x2b10g10r10 (pixman_image_t *image, |
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340 | int x, |
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341 | int y, |
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342 | int width, |
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343 | uint32_t * b, |
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344 | const uint32_t *mask) |
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345 | { |
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346 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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347 | const uint32_t *pixel = (uint32_t *)bits + x; |
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348 | const uint32_t *end = pixel + width; |
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349 | uint64_t *buffer = (uint64_t *)b; |
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350 | |||
351 | while (pixel < end) |
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352 | { |
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353 | uint32_t p = READ (image, pixel++); |
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354 | uint64_t b = (p >> 20) & 0x3ff; |
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355 | uint64_t g = (p >> 10) & 0x3ff; |
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356 | uint64_t r = p & 0x3ff; |
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357 | |||
358 | r = r << 6 | r >> 4; |
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359 | g = g << 6 | g >> 4; |
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360 | b = b << 6 | b >> 4; |
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361 | |||
362 | *buffer++ = 0xffffULL << 48 | r << 32 | g << 16 | b; |
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363 | } |
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364 | } |
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365 | |||
366 | static void |
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367 | fetch_scanline_r8g8b8 (pixman_image_t *image, |
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368 | int x, |
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369 | int y, |
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370 | int width, |
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371 | uint32_t * buffer, |
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372 | const uint32_t *mask) |
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373 | { |
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374 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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375 | const uint8_t *pixel = (const uint8_t *)bits + 3 * x; |
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376 | const uint8_t *end = pixel + 3 * width; |
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377 | |||
378 | while (pixel < end) |
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379 | { |
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380 | uint32_t b = 0xff000000; |
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381 | |||
382 | #ifdef WORDS_BIGENDIAN |
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383 | b |= (READ (image, pixel++) << 16); |
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384 | b |= (READ (image, pixel++) << 8); |
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385 | b |= (READ (image, pixel++)); |
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386 | #else |
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387 | b |= (READ (image, pixel++)); |
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388 | b |= (READ (image, pixel++) << 8); |
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389 | b |= (READ (image, pixel++) << 16); |
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390 | #endif |
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391 | |||
392 | *buffer++ = b; |
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393 | } |
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394 | } |
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395 | |||
396 | static void |
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397 | fetch_scanline_b8g8r8 (pixman_image_t *image, |
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398 | int x, |
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399 | int y, |
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400 | int width, |
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401 | uint32_t * buffer, |
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402 | const uint32_t *mask) |
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403 | { |
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404 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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405 | const uint8_t *pixel = (const uint8_t *)bits + 3 * x; |
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406 | const uint8_t *end = pixel + 3 * width; |
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407 | |||
408 | while (pixel < end) |
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409 | { |
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410 | uint32_t b = 0xff000000; |
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411 | #ifdef WORDS_BIGENDIAN |
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412 | b |= (READ (image, pixel++)); |
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413 | b |= (READ (image, pixel++) << 8); |
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414 | b |= (READ (image, pixel++) << 16); |
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415 | #else |
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416 | b |= (READ (image, pixel++) << 16); |
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417 | b |= (READ (image, pixel++) << 8); |
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418 | b |= (READ (image, pixel++)); |
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419 | #endif |
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420 | *buffer++ = b; |
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421 | } |
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422 | } |
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423 | |||
424 | static void |
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425 | fetch_scanline_r5g6b5 (pixman_image_t *image, |
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426 | int x, |
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427 | int y, |
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428 | int width, |
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429 | uint32_t * buffer, |
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430 | const uint32_t *mask) |
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431 | { |
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432 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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433 | const uint16_t *pixel = (const uint16_t *)bits + x; |
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434 | const uint16_t *end = pixel + width; |
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435 | |||
436 | while (pixel < end) |
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437 | { |
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438 | uint32_t p = READ (image, pixel++); |
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439 | uint32_t r = (((p) << 3) & 0xf8) | |
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440 | (((p) << 5) & 0xfc00) | |
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441 | (((p) << 8) & 0xf80000); |
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442 | |||
443 | r |= (r >> 5) & 0x70007; |
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444 | r |= (r >> 6) & 0x300; |
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445 | |||
446 | *buffer++ = 0xff000000 | r; |
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447 | } |
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448 | } |
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449 | |||
450 | static void |
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451 | fetch_scanline_b5g6r5 (pixman_image_t *image, |
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452 | int x, |
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453 | int y, |
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454 | int width, |
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455 | uint32_t * buffer, |
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456 | const uint32_t *mask) |
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457 | { |
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458 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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459 | const uint16_t *pixel = (const uint16_t *)bits + x; |
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460 | const uint16_t *end = pixel + width; |
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461 | |||
462 | while (pixel < end) |
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463 | { |
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464 | uint32_t p = READ (image, pixel++); |
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465 | uint32_t r, g, b; |
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466 | |||
467 | b = ((p & 0xf800) | ((p & 0xe000) >> 5)) >> 8; |
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468 | g = ((p & 0x07e0) | ((p & 0x0600) >> 6)) << 5; |
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469 | r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; |
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470 | |||
471 | *buffer++ = 0xff000000 | r | g | b; |
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472 | } |
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473 | } |
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474 | |||
475 | static void |
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476 | fetch_scanline_a1r5g5b5 (pixman_image_t *image, |
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477 | int x, |
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478 | int y, |
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479 | int width, |
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480 | uint32_t * buffer, |
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481 | const uint32_t *mask) |
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482 | { |
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483 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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484 | const uint16_t *pixel = (const uint16_t *)bits + x; |
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485 | const uint16_t *end = pixel + width; |
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486 | |||
487 | while (pixel < end) |
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488 | { |
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489 | uint32_t p = READ (image, pixel++); |
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490 | uint32_t r, g, b, a; |
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491 | |||
492 | a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24; |
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493 | r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; |
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494 | g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; |
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495 | b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; |
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496 | |||
497 | *buffer++ = a | r | g | b; |
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498 | } |
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499 | } |
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500 | |||
501 | static void |
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502 | fetch_scanline_x1r5g5b5 (pixman_image_t *image, |
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503 | int x, |
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504 | int y, |
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505 | int width, |
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506 | uint32_t * buffer, |
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507 | const uint32_t *mask) |
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508 | { |
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509 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
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510 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
511 | const uint16_t *end = pixel + width; |
||
512 | |||
513 | while (pixel < end) |
||
514 | { |
||
515 | uint32_t p = READ (image, pixel++); |
||
516 | uint32_t r, g, b; |
||
517 | |||
518 | r = ((p & 0x7c00) | ((p & 0x7000) >> 5)) << 9; |
||
519 | g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; |
||
520 | b = ((p & 0x001c) | ((p & 0x001f) << 5)) >> 2; |
||
521 | |||
522 | *buffer++ = 0xff000000 | r | g | b; |
||
523 | } |
||
524 | } |
||
525 | |||
526 | static void |
||
527 | fetch_scanline_a1b5g5r5 (pixman_image_t *image, |
||
528 | int x, |
||
529 | int y, |
||
530 | int width, |
||
531 | uint32_t * buffer, |
||
532 | const uint32_t *mask) |
||
533 | { |
||
534 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
535 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
536 | const uint16_t *end = pixel + width; |
||
537 | uint32_t r, g, b, a; |
||
538 | |||
539 | while (pixel < end) |
||
540 | { |
||
541 | uint32_t p = READ (image, pixel++); |
||
542 | |||
543 | a = (uint32_t) ((uint8_t) (0 - ((p & 0x8000) >> 15))) << 24; |
||
544 | b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; |
||
545 | g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; |
||
546 | r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; |
||
547 | |||
548 | *buffer++ = a | r | g | b; |
||
549 | } |
||
550 | } |
||
551 | |||
552 | static void |
||
553 | fetch_scanline_x1b5g5r5 (pixman_image_t *image, |
||
554 | int x, |
||
555 | int y, |
||
556 | int width, |
||
557 | uint32_t * buffer, |
||
558 | const uint32_t *mask) |
||
559 | { |
||
560 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
561 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
562 | const uint16_t *end = pixel + width; |
||
563 | |||
564 | while (pixel < end) |
||
565 | { |
||
566 | uint32_t p = READ (image, pixel++); |
||
567 | uint32_t r, g, b; |
||
568 | |||
569 | b = ((p & 0x7c00) | ((p & 0x7000) >> 5)) >> 7; |
||
570 | g = ((p & 0x03e0) | ((p & 0x0380) >> 5)) << 6; |
||
571 | r = ((p & 0x001c) | ((p & 0x001f) << 5)) << 14; |
||
572 | |||
573 | *buffer++ = 0xff000000 | r | g | b; |
||
574 | } |
||
575 | } |
||
576 | |||
577 | static void |
||
578 | fetch_scanline_a4r4g4b4 (pixman_image_t *image, |
||
579 | int x, |
||
580 | int y, |
||
581 | int width, |
||
582 | uint32_t * buffer, |
||
583 | const uint32_t *mask) |
||
584 | { |
||
585 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
586 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
587 | const uint16_t *end = pixel + width; |
||
588 | |||
589 | while (pixel < end) |
||
590 | { |
||
591 | uint32_t p = READ (image, pixel++); |
||
592 | uint32_t r, g, b, a; |
||
593 | |||
594 | a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; |
||
595 | r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; |
||
596 | g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; |
||
597 | b = ((p & 0x000f) | ((p & 0x000f) << 4)); |
||
598 | |||
599 | *buffer++ = a | r | g | b; |
||
600 | } |
||
601 | } |
||
602 | |||
603 | static void |
||
604 | fetch_scanline_x4r4g4b4 (pixman_image_t *image, |
||
605 | int x, |
||
606 | int y, |
||
607 | int width, |
||
608 | uint32_t * buffer, |
||
609 | const uint32_t *mask) |
||
610 | { |
||
611 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
612 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
613 | const uint16_t *end = pixel + width; |
||
614 | |||
615 | while (pixel < end) |
||
616 | { |
||
617 | uint32_t p = READ (image, pixel++); |
||
618 | uint32_t r, g, b; |
||
619 | |||
620 | r = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) << 12; |
||
621 | g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; |
||
622 | b = ((p & 0x000f) | ((p & 0x000f) << 4)); |
||
623 | |||
624 | *buffer++ = 0xff000000 | r | g | b; |
||
625 | } |
||
626 | } |
||
627 | |||
628 | static void |
||
629 | fetch_scanline_a4b4g4r4 (pixman_image_t *image, |
||
630 | int x, |
||
631 | int y, |
||
632 | int width, |
||
633 | uint32_t * buffer, |
||
634 | const uint32_t *mask) |
||
635 | { |
||
636 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
637 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
638 | const uint16_t *end = pixel + width; |
||
639 | |||
640 | while (pixel < end) |
||
641 | { |
||
642 | uint32_t p = READ (image, pixel++); |
||
643 | uint32_t r, g, b, a; |
||
644 | |||
645 | a = ((p & 0xf000) | ((p & 0xf000) >> 4)) << 16; |
||
646 | b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; |
||
647 | g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; |
||
648 | r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; |
||
649 | |||
650 | *buffer++ = a | r | g | b; |
||
651 | } |
||
652 | } |
||
653 | |||
654 | static void |
||
655 | fetch_scanline_x4b4g4r4 (pixman_image_t *image, |
||
656 | int x, |
||
657 | int y, |
||
658 | int width, |
||
659 | uint32_t * buffer, |
||
660 | const uint32_t *mask) |
||
661 | { |
||
662 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
663 | const uint16_t *pixel = (const uint16_t *)bits + x; |
||
664 | const uint16_t *end = pixel + width; |
||
665 | |||
666 | while (pixel < end) |
||
667 | { |
||
668 | uint32_t p = READ (image, pixel++); |
||
669 | uint32_t r, g, b; |
||
670 | |||
671 | b = ((p & 0x0f00) | ((p & 0x0f00) >> 4)) >> 4; |
||
672 | g = ((p & 0x00f0) | ((p & 0x00f0) >> 4)) << 8; |
||
673 | r = ((p & 0x000f) | ((p & 0x000f) << 4)) << 16; |
||
674 | |||
675 | *buffer++ = 0xff000000 | r | g | b; |
||
676 | } |
||
677 | } |
||
678 | |||
679 | static void |
||
680 | fetch_scanline_a8 (pixman_image_t *image, |
||
681 | int x, |
||
682 | int y, |
||
683 | int width, |
||
684 | uint32_t * buffer, |
||
685 | const uint32_t *mask) |
||
686 | { |
||
687 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
688 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
689 | const uint8_t *end = pixel + width; |
||
690 | |||
691 | while (pixel < end) |
||
692 | *buffer++ = READ (image, pixel++) << 24; |
||
693 | } |
||
694 | |||
695 | static void |
||
696 | fetch_scanline_r3g3b2 (pixman_image_t *image, |
||
697 | int x, |
||
698 | int y, |
||
699 | int width, |
||
700 | uint32_t * buffer, |
||
701 | const uint32_t *mask) |
||
702 | { |
||
703 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
704 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
705 | const uint8_t *end = pixel + width; |
||
706 | |||
707 | while (pixel < end) |
||
708 | { |
||
709 | uint32_t p = READ (image, pixel++); |
||
710 | uint32_t r, g, b; |
||
711 | |||
712 | r = ((p & 0xe0) | ((p & 0xe0) >> 3) | ((p & 0xc0) >> 6)) << 16; |
||
713 | g = ((p & 0x1c) | ((p & 0x18) >> 3) | ((p & 0x1c) << 3)) << 8; |
||
714 | b = (((p & 0x03) ) | |
||
715 | ((p & 0x03) << 2) | |
||
716 | ((p & 0x03) << 4) | |
||
717 | ((p & 0x03) << 6)); |
||
718 | |||
719 | *buffer++ = 0xff000000 | r | g | b; |
||
720 | } |
||
721 | } |
||
722 | |||
723 | static void |
||
724 | fetch_scanline_b2g3r3 (pixman_image_t *image, |
||
725 | int x, |
||
726 | int y, |
||
727 | int width, |
||
728 | uint32_t * buffer, |
||
729 | const uint32_t *mask) |
||
730 | { |
||
731 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
732 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
733 | const uint8_t *end = pixel + width; |
||
734 | |||
735 | while (pixel < end) |
||
736 | { |
||
737 | uint32_t p = READ (image, pixel++); |
||
738 | uint32_t r, g, b; |
||
739 | |||
740 | b = p & 0xc0; |
||
741 | b |= b >> 2; |
||
742 | b |= b >> 4; |
||
743 | b &= 0xff; |
||
744 | |||
745 | g = (p & 0x38) << 10; |
||
746 | g |= g >> 3; |
||
747 | g |= g >> 6; |
||
748 | g &= 0xff00; |
||
749 | |||
750 | r = (p & 0x7) << 21; |
||
751 | r |= r >> 3; |
||
752 | r |= r >> 6; |
||
753 | r &= 0xff0000; |
||
754 | |||
755 | *buffer++ = 0xff000000 | r | g | b; |
||
756 | } |
||
757 | } |
||
758 | |||
759 | static void |
||
760 | fetch_scanline_a2r2g2b2 (pixman_image_t *image, |
||
761 | int x, |
||
762 | int y, |
||
763 | int width, |
||
764 | uint32_t * buffer, |
||
765 | const uint32_t *mask) |
||
766 | { |
||
767 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
768 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
769 | const uint8_t *end = pixel + width; |
||
770 | |||
771 | while (pixel < end) |
||
772 | { |
||
773 | uint32_t p = READ (image, pixel++); |
||
774 | uint32_t a, r, g, b; |
||
775 | |||
776 | a = ((p & 0xc0) * 0x55) << 18; |
||
777 | r = ((p & 0x30) * 0x55) << 12; |
||
778 | g = ((p & 0x0c) * 0x55) << 6; |
||
779 | b = ((p & 0x03) * 0x55); |
||
780 | |||
781 | *buffer++ = a | r | g | b; |
||
782 | } |
||
783 | } |
||
784 | |||
785 | static void |
||
786 | fetch_scanline_a2b2g2r2 (pixman_image_t *image, |
||
787 | int x, |
||
788 | int y, |
||
789 | int width, |
||
790 | uint32_t * buffer, |
||
791 | const uint32_t *mask) |
||
792 | { |
||
793 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
794 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
795 | const uint8_t *end = pixel + width; |
||
796 | |||
797 | while (pixel < end) |
||
798 | { |
||
799 | uint32_t p = READ (image, pixel++); |
||
800 | uint32_t a, r, g, b; |
||
801 | |||
802 | a = ((p & 0xc0) * 0x55) << 18; |
||
803 | b = ((p & 0x30) * 0x55) >> 4; |
||
804 | g = ((p & 0x0c) * 0x55) << 6; |
||
805 | r = ((p & 0x03) * 0x55) << 16; |
||
806 | |||
807 | *buffer++ = a | r | g | b; |
||
808 | } |
||
809 | } |
||
810 | |||
811 | static void |
||
812 | fetch_scanline_c8 (pixman_image_t *image, |
||
813 | int x, |
||
814 | int y, |
||
815 | int width, |
||
816 | uint32_t * buffer, |
||
817 | const uint32_t *mask) |
||
818 | { |
||
819 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
820 | const pixman_indexed_t * indexed = image->bits.indexed; |
||
821 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
822 | const uint8_t *end = pixel + width; |
||
823 | |||
824 | while (pixel < end) |
||
825 | { |
||
826 | uint32_t p = READ (image, pixel++); |
||
827 | |||
828 | *buffer++ = indexed->rgba[p]; |
||
829 | } |
||
830 | } |
||
831 | |||
832 | static void |
||
833 | fetch_scanline_x4a4 (pixman_image_t *image, |
||
834 | int x, |
||
835 | int y, |
||
836 | int width, |
||
837 | uint32_t * buffer, |
||
838 | const uint32_t *mask) |
||
839 | { |
||
840 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
841 | const uint8_t *pixel = (const uint8_t *)bits + x; |
||
842 | const uint8_t *end = pixel + width; |
||
843 | |||
844 | while (pixel < end) |
||
845 | { |
||
846 | uint8_t p = READ (image, pixel++) & 0xf; |
||
847 | |||
848 | *buffer++ = (p | (p << 4)) << 24; |
||
849 | } |
||
850 | } |
||
851 | |||
852 | #define FETCH_8(img,l,o) (READ (img, (((uint8_t *)(l)) + ((o) >> 3)))) |
||
853 | #ifdef WORDS_BIGENDIAN |
||
854 | #define FETCH_4(img,l,o) \ |
||
855 | (((4 * (o)) & 4) ? (FETCH_8 (img,l, 4 * (o)) & 0xf) : (FETCH_8 (img,l,(4 * (o))) >> 4)) |
||
856 | #else |
||
857 | #define FETCH_4(img,l,o) \ |
||
858 | (((4 * (o)) & 4) ? (FETCH_8 (img, l, 4 * (o)) >> 4) : (FETCH_8 (img, l, (4 * (o))) & 0xf)) |
||
859 | #endif |
||
860 | |||
861 | static void |
||
862 | fetch_scanline_a4 (pixman_image_t *image, |
||
863 | int x, |
||
864 | int y, |
||
865 | int width, |
||
866 | uint32_t * buffer, |
||
867 | const uint32_t *mask) |
||
868 | { |
||
869 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
870 | int i; |
||
871 | |||
872 | for (i = 0; i < width; ++i) |
||
873 | { |
||
874 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
875 | |||
876 | p |= p << 4; |
||
877 | |||
878 | *buffer++ = p << 24; |
||
879 | } |
||
880 | } |
||
881 | |||
882 | static void |
||
883 | fetch_scanline_r1g2b1 (pixman_image_t *image, |
||
884 | int x, |
||
885 | int y, |
||
886 | int width, |
||
887 | uint32_t * buffer, |
||
888 | const uint32_t *mask) |
||
889 | { |
||
890 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
891 | int i; |
||
892 | |||
893 | for (i = 0; i < width; ++i) |
||
894 | { |
||
895 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
896 | uint32_t r, g, b; |
||
897 | |||
898 | r = ((p & 0x8) * 0xff) << 13; |
||
899 | g = ((p & 0x6) * 0x55) << 7; |
||
900 | b = ((p & 0x1) * 0xff); |
||
901 | |||
902 | *buffer++ = 0xff000000 | r | g | b; |
||
903 | } |
||
904 | } |
||
905 | |||
906 | static void |
||
907 | fetch_scanline_b1g2r1 (pixman_image_t *image, |
||
908 | int x, |
||
909 | int y, |
||
910 | int width, |
||
911 | uint32_t * buffer, |
||
912 | const uint32_t *mask) |
||
913 | { |
||
914 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
915 | int i; |
||
916 | |||
917 | for (i = 0; i < width; ++i) |
||
918 | { |
||
919 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
920 | uint32_t r, g, b; |
||
921 | |||
922 | b = ((p & 0x8) * 0xff) >> 3; |
||
923 | g = ((p & 0x6) * 0x55) << 7; |
||
924 | r = ((p & 0x1) * 0xff) << 16; |
||
925 | |||
926 | *buffer++ = 0xff000000 | r | g | b; |
||
927 | } |
||
928 | } |
||
929 | |||
930 | static void |
||
931 | fetch_scanline_a1r1g1b1 (pixman_image_t *image, |
||
932 | int x, |
||
933 | int y, |
||
934 | int width, |
||
935 | uint32_t * buffer, |
||
936 | const uint32_t *mask) |
||
937 | { |
||
938 | uint32_t a, r, g, b; |
||
939 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
940 | int i; |
||
941 | |||
942 | for (i = 0; i < width; ++i) |
||
943 | { |
||
944 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
945 | |||
946 | a = ((p & 0x8) * 0xff) << 21; |
||
947 | r = ((p & 0x4) * 0xff) << 14; |
||
948 | g = ((p & 0x2) * 0xff) << 7; |
||
949 | b = ((p & 0x1) * 0xff); |
||
950 | |||
951 | *buffer++ = a | r | g | b; |
||
952 | } |
||
953 | } |
||
954 | |||
955 | static void |
||
956 | fetch_scanline_a1b1g1r1 (pixman_image_t *image, |
||
957 | int x, |
||
958 | int y, |
||
959 | int width, |
||
960 | uint32_t * buffer, |
||
961 | const uint32_t *mask) |
||
962 | { |
||
963 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
964 | int i; |
||
965 | |||
966 | for (i = 0; i < width; ++i) |
||
967 | { |
||
968 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
969 | uint32_t a, r, g, b; |
||
970 | |||
971 | a = ((p & 0x8) * 0xff) << 21; |
||
972 | b = ((p & 0x4) * 0xff) >> 2; |
||
973 | g = ((p & 0x2) * 0xff) << 7; |
||
974 | r = ((p & 0x1) * 0xff) << 16; |
||
975 | |||
976 | *buffer++ = a | r | g | b; |
||
977 | } |
||
978 | } |
||
979 | |||
980 | static void |
||
981 | fetch_scanline_c4 (pixman_image_t *image, |
||
982 | int x, |
||
983 | int y, |
||
984 | int width, |
||
985 | uint32_t * buffer, |
||
986 | const uint32_t *mask) |
||
987 | { |
||
988 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
989 | const pixman_indexed_t * indexed = image->bits.indexed; |
||
990 | int i; |
||
991 | |||
992 | for (i = 0; i < width; ++i) |
||
993 | { |
||
994 | uint32_t p = FETCH_4 (image, bits, i + x); |
||
995 | |||
996 | *buffer++ = indexed->rgba[p]; |
||
997 | } |
||
998 | } |
||
999 | |||
1000 | static void |
||
1001 | fetch_scanline_a1 (pixman_image_t *image, |
||
1002 | int x, |
||
1003 | int y, |
||
1004 | int width, |
||
1005 | uint32_t * buffer, |
||
1006 | const uint32_t *mask) |
||
1007 | { |
||
1008 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
1009 | int i; |
||
1010 | |||
1011 | for (i = 0; i < width; ++i) |
||
1012 | { |
||
1013 | uint32_t p = READ (image, bits + ((i + x) >> 5)); |
||
1014 | uint32_t a; |
||
1015 | |||
1016 | #ifdef WORDS_BIGENDIAN |
||
1017 | a = p >> (0x1f - ((i + x) & 0x1f)); |
||
1018 | #else |
||
1019 | a = p >> ((i + x) & 0x1f); |
||
1020 | #endif |
||
1021 | a = a & 1; |
||
1022 | a |= a << 1; |
||
1023 | a |= a << 2; |
||
1024 | a |= a << 4; |
||
1025 | |||
1026 | *buffer++ = a << 24; |
||
1027 | } |
||
1028 | } |
||
1029 | |||
1030 | static void |
||
1031 | fetch_scanline_g1 (pixman_image_t *image, |
||
1032 | int x, |
||
1033 | int y, |
||
1034 | int width, |
||
1035 | uint32_t * buffer, |
||
1036 | const uint32_t *mask) |
||
1037 | { |
||
1038 | const uint32_t *bits = image->bits.bits + y * image->bits.rowstride; |
||
1039 | const pixman_indexed_t * indexed = image->bits.indexed; |
||
1040 | int i; |
||
1041 | |||
1042 | for (i = 0; i < width; ++i) |
||
1043 | { |
||
1044 | uint32_t p = READ (image, bits + ((i + x) >> 5)); |
||
1045 | uint32_t a; |
||
1046 | |||
1047 | #ifdef WORDS_BIGENDIAN |
||
1048 | a = p >> (0x1f - ((i + x) & 0x1f)); |
||
1049 | #else |
||
1050 | a = p >> ((i + x) & 0x1f); |
||
1051 | #endif |
||
1052 | a = a & 1; |
||
1053 | |||
1054 | *buffer++ = indexed->rgba[a]; |
||
1055 | } |
||
1056 | } |
||
1057 | |||
1058 | static void |
||
1059 | fetch_scanline_yuy2 (pixman_image_t *image, |
||
1060 | int x, |
||
1061 | int line, |
||
1062 | int width, |
||
1063 | uint32_t * buffer, |
||
1064 | const uint32_t *mask) |
||
1065 | { |
||
1066 | const uint32_t *bits = image->bits.bits + image->bits.rowstride * line; |
||
1067 | int i; |
||
1068 | |||
1069 | for (i = 0; i < width; i++) |
||
1070 | { |
||
1071 | int16_t y, u, v; |
||
1072 | int32_t r, g, b; |
||
1073 | |||
1074 | y = ((uint8_t *) bits)[(x + i) << 1] - 16; |
||
1075 | u = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 1] - 128; |
||
1076 | v = ((uint8_t *) bits)[(((x + i) << 1) & - 4) + 3] - 128; |
||
1077 | |||
1078 | /* R = 1.164(Y - 16) + 1.596(V - 128) */ |
||
1079 | r = 0x012b27 * y + 0x019a2e * v; |
||
1080 | /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ |
||
1081 | g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; |
||
1082 | /* B = 1.164(Y - 16) + 2.018(U - 128) */ |
||
1083 | b = 0x012b27 * y + 0x0206a2 * u; |
||
1084 | |||
1085 | *buffer++ = 0xff000000 | |
||
1086 | (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | |
||
1087 | (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | |
||
1088 | (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); |
||
1089 | } |
||
1090 | } |
||
1091 | |||
1092 | static void |
||
1093 | fetch_scanline_yv12 (pixman_image_t *image, |
||
1094 | int x, |
||
1095 | int line, |
||
1096 | int width, |
||
1097 | uint32_t * buffer, |
||
1098 | const uint32_t *mask) |
||
1099 | { |
||
1100 | YV12_SETUP (image); |
||
1101 | uint8_t *y_line = YV12_Y (line); |
||
1102 | uint8_t *u_line = YV12_U (line); |
||
1103 | uint8_t *v_line = YV12_V (line); |
||
1104 | int i; |
||
1105 | |||
1106 | for (i = 0; i < width; i++) |
||
1107 | { |
||
1108 | int16_t y, u, v; |
||
1109 | int32_t r, g, b; |
||
1110 | |||
1111 | y = y_line[x + i] - 16; |
||
1112 | u = u_line[(x + i) >> 1] - 128; |
||
1113 | v = v_line[(x + i) >> 1] - 128; |
||
1114 | |||
1115 | /* R = 1.164(Y - 16) + 1.596(V - 128) */ |
||
1116 | r = 0x012b27 * y + 0x019a2e * v; |
||
1117 | /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ |
||
1118 | g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; |
||
1119 | /* B = 1.164(Y - 16) + 2.018(U - 128) */ |
||
1120 | b = 0x012b27 * y + 0x0206a2 * u; |
||
1121 | |||
1122 | *buffer++ = 0xff000000 | |
||
1123 | (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | |
||
1124 | (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | |
||
1125 | (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); |
||
1126 | } |
||
1127 | } |
||
1128 | |||
1129 | /**************************** Pixel wise fetching *****************************/ |
||
1130 | |||
1131 | /* Despite the type, expects a uint64_t buffer */ |
||
1132 | static uint64_t |
||
1133 | fetch_pixel_a2r10g10b10 (bits_image_t *image, |
||
1134 | int offset, |
||
1135 | int line) |
||
1136 | { |
||
1137 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1138 | uint32_t p = READ (image, bits + offset); |
||
1139 | uint64_t a = p >> 30; |
||
1140 | uint64_t r = (p >> 20) & 0x3ff; |
||
1141 | uint64_t g = (p >> 10) & 0x3ff; |
||
1142 | uint64_t b = p & 0x3ff; |
||
1143 | |||
1144 | r = r << 6 | r >> 4; |
||
1145 | g = g << 6 | g >> 4; |
||
1146 | b = b << 6 | b >> 4; |
||
1147 | |||
1148 | a <<= 14; |
||
1149 | a |= a >> 2; |
||
1150 | a |= a >> 4; |
||
1151 | a |= a >> 8; |
||
1152 | |||
1153 | return a << 48 | r << 32 | g << 16 | b; |
||
1154 | } |
||
1155 | |||
1156 | /* Despite the type, this function expects a uint64_t buffer */ |
||
1157 | static uint64_t |
||
1158 | fetch_pixel_x2r10g10b10 (bits_image_t *image, |
||
1159 | int offset, |
||
1160 | int line) |
||
1161 | { |
||
1162 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1163 | uint32_t p = READ (image, bits + offset); |
||
1164 | uint64_t r = (p >> 20) & 0x3ff; |
||
1165 | uint64_t g = (p >> 10) & 0x3ff; |
||
1166 | uint64_t b = p & 0x3ff; |
||
1167 | |||
1168 | r = r << 6 | r >> 4; |
||
1169 | g = g << 6 | g >> 4; |
||
1170 | b = b << 6 | b >> 4; |
||
1171 | |||
1172 | return 0xffffULL << 48 | r << 32 | g << 16 | b; |
||
1173 | } |
||
1174 | |||
1175 | /* Despite the type, expects a uint64_t buffer */ |
||
1176 | static uint64_t |
||
1177 | fetch_pixel_a2b10g10r10 (bits_image_t *image, |
||
1178 | int offset, |
||
1179 | int line) |
||
1180 | { |
||
1181 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1182 | uint32_t p = READ (image, bits + offset); |
||
1183 | uint64_t a = p >> 30; |
||
1184 | uint64_t b = (p >> 20) & 0x3ff; |
||
1185 | uint64_t g = (p >> 10) & 0x3ff; |
||
1186 | uint64_t r = p & 0x3ff; |
||
1187 | |||
1188 | r = r << 6 | r >> 4; |
||
1189 | g = g << 6 | g >> 4; |
||
1190 | b = b << 6 | b >> 4; |
||
1191 | |||
1192 | a <<= 14; |
||
1193 | a |= a >> 2; |
||
1194 | a |= a >> 4; |
||
1195 | a |= a >> 8; |
||
1196 | |||
1197 | return a << 48 | r << 32 | g << 16 | b; |
||
1198 | } |
||
1199 | |||
1200 | /* Despite the type, this function expects a uint64_t buffer */ |
||
1201 | static uint64_t |
||
1202 | fetch_pixel_x2b10g10r10 (bits_image_t *image, |
||
1203 | int offset, |
||
1204 | int line) |
||
1205 | { |
||
1206 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1207 | uint32_t p = READ (image, bits + offset); |
||
1208 | uint64_t b = (p >> 20) & 0x3ff; |
||
1209 | uint64_t g = (p >> 10) & 0x3ff; |
||
1210 | uint64_t r = p & 0x3ff; |
||
1211 | |||
1212 | r = r << 6 | r >> 4; |
||
1213 | g = g << 6 | g >> 4; |
||
1214 | b = b << 6 | b >> 4; |
||
1215 | |||
1216 | return 0xffffULL << 48 | r << 32 | g << 16 | b; |
||
1217 | } |
||
1218 | |||
1219 | static uint32_t |
||
1220 | fetch_pixel_a8r8g8b8 (bits_image_t *image, |
||
1221 | int offset, |
||
1222 | int line) |
||
1223 | { |
||
1224 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1225 | return READ (image, (uint32_t *)bits + offset); |
||
1226 | } |
||
1227 | |||
1228 | static uint32_t |
||
1229 | fetch_pixel_x8r8g8b8 (bits_image_t *image, |
||
1230 | int offset, |
||
1231 | int line) |
||
1232 | { |
||
1233 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1234 | |||
1235 | return READ (image, (uint32_t *)bits + offset) | 0xff000000; |
||
1236 | } |
||
1237 | |||
1238 | static uint32_t |
||
1239 | fetch_pixel_a8b8g8r8 (bits_image_t *image, |
||
1240 | int offset, |
||
1241 | int line) |
||
1242 | { |
||
1243 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1244 | uint32_t pixel = READ (image, (uint32_t *)bits + offset); |
||
1245 | |||
1246 | return ((pixel & 0xff000000) | |
||
1247 | ((pixel >> 16) & 0xff) | |
||
1248 | (pixel & 0x0000ff00) | |
||
1249 | ((pixel & 0xff) << 16)); |
||
1250 | } |
||
1251 | |||
1252 | static uint32_t |
||
1253 | fetch_pixel_x8b8g8r8 (bits_image_t *image, |
||
1254 | int offset, |
||
1255 | int line) |
||
1256 | { |
||
1257 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1258 | uint32_t pixel = READ (image, (uint32_t *)bits + offset); |
||
1259 | |||
1260 | return ((0xff000000) | |
||
1261 | ((pixel >> 16) & 0xff) | |
||
1262 | (pixel & 0x0000ff00) | |
||
1263 | ((pixel & 0xff) << 16)); |
||
1264 | } |
||
1265 | |||
1266 | static uint32_t |
||
1267 | fetch_pixel_b8g8r8a8 (bits_image_t *image, |
||
1268 | int offset, |
||
1269 | int line) |
||
1270 | { |
||
1271 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1272 | uint32_t pixel = READ (image, (uint32_t *)bits + offset); |
||
1273 | |||
1274 | return ((pixel & 0xff000000) >> 24 | |
||
1275 | (pixel & 0x00ff0000) >> 8 | |
||
1276 | (pixel & 0x0000ff00) << 8 | |
||
1277 | (pixel & 0x000000ff) << 24); |
||
1278 | } |
||
1279 | |||
1280 | static uint32_t |
||
1281 | fetch_pixel_b8g8r8x8 (bits_image_t *image, |
||
1282 | int offset, |
||
1283 | int line) |
||
1284 | { |
||
1285 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1286 | uint32_t pixel = READ (image, (uint32_t *)bits + offset); |
||
1287 | |||
1288 | return ((0xff000000) | |
||
1289 | (pixel & 0xff000000) >> 24 | |
||
1290 | (pixel & 0x00ff0000) >> 8 | |
||
1291 | (pixel & 0x0000ff00) << 8); |
||
1292 | } |
||
1293 | |||
1294 | static uint32_t |
||
1295 | fetch_pixel_x14r6g6b6 (bits_image_t *image, |
||
1296 | int offset, |
||
1297 | int line) |
||
1298 | { |
||
1299 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1300 | uint32_t pixel = READ (image, (uint32_t *) bits + offset); |
||
1301 | uint32_t r, g, b; |
||
1302 | |||
1303 | r = ((pixel & 0x3f000) << 6) | ((pixel & 0x30000)); |
||
1304 | g = ((pixel & 0x00fc0) << 4) | ((pixel & 0x00c00) >> 2); |
||
1305 | b = ((pixel & 0x0003f) << 2) | ((pixel & 0x00030) >> 4); |
||
1306 | |||
1307 | return 0xff000000 | r | g | b; |
||
1308 | } |
||
1309 | |||
1310 | static uint32_t |
||
1311 | fetch_pixel_r8g8b8 (bits_image_t *image, |
||
1312 | int offset, |
||
1313 | int line) |
||
1314 | { |
||
1315 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1316 | uint8_t *pixel = ((uint8_t *) bits) + (offset * 3); |
||
1317 | |||
1318 | #ifdef WORDS_BIGENDIAN |
||
1319 | return (0xff000000 | |
||
1320 | (READ (image, pixel + 0) << 16) | |
||
1321 | (READ (image, pixel + 1) << 8) | |
||
1322 | (READ (image, pixel + 2))); |
||
1323 | #else |
||
1324 | return (0xff000000 | |
||
1325 | (READ (image, pixel + 2) << 16) | |
||
1326 | (READ (image, pixel + 1) << 8) | |
||
1327 | (READ (image, pixel + 0))); |
||
1328 | #endif |
||
1329 | } |
||
1330 | |||
1331 | static uint32_t |
||
1332 | fetch_pixel_b8g8r8 (bits_image_t *image, |
||
1333 | int offset, |
||
1334 | int line) |
||
1335 | { |
||
1336 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1337 | uint8_t *pixel = ((uint8_t *) bits) + (offset * 3); |
||
1338 | #ifdef WORDS_BIGENDIAN |
||
1339 | return (0xff000000 | |
||
1340 | (READ (image, pixel + 2) << 16) | |
||
1341 | (READ (image, pixel + 1) << 8) | |
||
1342 | (READ (image, pixel + 0))); |
||
1343 | #else |
||
1344 | return (0xff000000 | |
||
1345 | (READ (image, pixel + 0) << 16) | |
||
1346 | (READ (image, pixel + 1) << 8) | |
||
1347 | (READ (image, pixel + 2))); |
||
1348 | #endif |
||
1349 | } |
||
1350 | |||
1351 | static uint32_t |
||
1352 | fetch_pixel_r5g6b5 (bits_image_t *image, |
||
1353 | int offset, |
||
1354 | int line) |
||
1355 | { |
||
1356 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1357 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1358 | uint32_t r, g, b; |
||
1359 | |||
1360 | r = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) << 8; |
||
1361 | g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; |
||
1362 | b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; |
||
1363 | |||
1364 | return (0xff000000 | r | g | b); |
||
1365 | } |
||
1366 | |||
1367 | static uint32_t |
||
1368 | fetch_pixel_b5g6r5 (bits_image_t *image, |
||
1369 | int offset, |
||
1370 | int line) |
||
1371 | { |
||
1372 | uint32_t r, g, b; |
||
1373 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1374 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1375 | |||
1376 | b = ((pixel & 0xf800) | ((pixel & 0xe000) >> 5)) >> 8; |
||
1377 | g = ((pixel & 0x07e0) | ((pixel & 0x0600) >> 6)) << 5; |
||
1378 | r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; |
||
1379 | |||
1380 | return (0xff000000 | r | g | b); |
||
1381 | } |
||
1382 | |||
1383 | static uint32_t |
||
1384 | fetch_pixel_a1r5g5b5 (bits_image_t *image, |
||
1385 | int offset, |
||
1386 | int line) |
||
1387 | { |
||
1388 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1389 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1390 | uint32_t a, r, g, b; |
||
1391 | |||
1392 | a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24; |
||
1393 | r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; |
||
1394 | g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; |
||
1395 | b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; |
||
1396 | |||
1397 | return (a | r | g | b); |
||
1398 | } |
||
1399 | |||
1400 | static uint32_t |
||
1401 | fetch_pixel_x1r5g5b5 (bits_image_t *image, |
||
1402 | int offset, |
||
1403 | int line) |
||
1404 | { |
||
1405 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1406 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1407 | uint32_t r, g, b; |
||
1408 | |||
1409 | r = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) << 9; |
||
1410 | g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; |
||
1411 | b = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) >> 2; |
||
1412 | |||
1413 | return (0xff000000 | r | g | b); |
||
1414 | } |
||
1415 | |||
1416 | static uint32_t |
||
1417 | fetch_pixel_a1b5g5r5 (bits_image_t *image, |
||
1418 | int offset, |
||
1419 | int line) |
||
1420 | { |
||
1421 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1422 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1423 | uint32_t a, r, g, b; |
||
1424 | |||
1425 | a = (uint32_t) ((uint8_t) (0 - ((pixel & 0x8000) >> 15))) << 24; |
||
1426 | b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; |
||
1427 | g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; |
||
1428 | r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; |
||
1429 | |||
1430 | return (a | r | g | b); |
||
1431 | } |
||
1432 | |||
1433 | static uint32_t |
||
1434 | fetch_pixel_x1b5g5r5 (bits_image_t *image, |
||
1435 | int offset, |
||
1436 | int line) |
||
1437 | { |
||
1438 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1439 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1440 | uint32_t r, g, b; |
||
1441 | |||
1442 | b = ((pixel & 0x7c00) | ((pixel & 0x7000) >> 5)) >> 7; |
||
1443 | g = ((pixel & 0x03e0) | ((pixel & 0x0380) >> 5)) << 6; |
||
1444 | r = ((pixel & 0x001c) | ((pixel & 0x001f) << 5)) << 14; |
||
1445 | |||
1446 | return (0xff000000 | r | g | b); |
||
1447 | } |
||
1448 | |||
1449 | static uint32_t |
||
1450 | fetch_pixel_a4r4g4b4 (bits_image_t *image, |
||
1451 | int offset, |
||
1452 | int line) |
||
1453 | { |
||
1454 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1455 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1456 | uint32_t a, r, g, b; |
||
1457 | |||
1458 | a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; |
||
1459 | r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; |
||
1460 | g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; |
||
1461 | b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); |
||
1462 | |||
1463 | return (a | r | g | b); |
||
1464 | } |
||
1465 | |||
1466 | static uint32_t |
||
1467 | fetch_pixel_x4r4g4b4 (bits_image_t *image, |
||
1468 | int offset, |
||
1469 | int line) |
||
1470 | { |
||
1471 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1472 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1473 | uint32_t r, g, b; |
||
1474 | |||
1475 | r = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) << 12; |
||
1476 | g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; |
||
1477 | b = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)); |
||
1478 | |||
1479 | return (0xff000000 | r | g | b); |
||
1480 | } |
||
1481 | |||
1482 | static uint32_t |
||
1483 | fetch_pixel_a4b4g4r4 (bits_image_t *image, |
||
1484 | int offset, |
||
1485 | int line) |
||
1486 | { |
||
1487 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1488 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1489 | uint32_t a, r, g, b; |
||
1490 | |||
1491 | a = ((pixel & 0xf000) | ((pixel & 0xf000) >> 4)) << 16; |
||
1492 | b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; |
||
1493 | g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; |
||
1494 | r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; |
||
1495 | |||
1496 | return (a | r | g | b); |
||
1497 | } |
||
1498 | |||
1499 | static uint32_t |
||
1500 | fetch_pixel_x4b4g4r4 (bits_image_t *image, |
||
1501 | int offset, |
||
1502 | int line) |
||
1503 | { |
||
1504 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1505 | uint32_t pixel = READ (image, (uint16_t *) bits + offset); |
||
1506 | uint32_t r, g, b; |
||
1507 | |||
1508 | b = ((pixel & 0x0f00) | ((pixel & 0x0f00) >> 4)) >> 4; |
||
1509 | g = ((pixel & 0x00f0) | ((pixel & 0x00f0) >> 4)) << 8; |
||
1510 | r = ((pixel & 0x000f) | ((pixel & 0x000f) << 4)) << 16; |
||
1511 | |||
1512 | return (0xff000000 | r | g | b); |
||
1513 | } |
||
1514 | |||
1515 | static uint32_t |
||
1516 | fetch_pixel_a8 (bits_image_t *image, |
||
1517 | int offset, |
||
1518 | int line) |
||
1519 | { |
||
1520 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1521 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1522 | |||
1523 | return pixel << 24; |
||
1524 | } |
||
1525 | |||
1526 | static uint32_t |
||
1527 | fetch_pixel_r3g3b2 (bits_image_t *image, |
||
1528 | int offset, |
||
1529 | int line) |
||
1530 | { |
||
1531 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1532 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1533 | uint32_t r, g, b; |
||
1534 | |||
1535 | r = ((pixel & 0xe0) | |
||
1536 | ((pixel & 0xe0) >> 3) | |
||
1537 | ((pixel & 0xc0) >> 6)) << 16; |
||
1538 | |||
1539 | g = ((pixel & 0x1c) | |
||
1540 | ((pixel & 0x18) >> 3) | |
||
1541 | ((pixel & 0x1c) << 3)) << 8; |
||
1542 | |||
1543 | b = (((pixel & 0x03) ) | |
||
1544 | ((pixel & 0x03) << 2) | |
||
1545 | ((pixel & 0x03) << 4) | |
||
1546 | ((pixel & 0x03) << 6)); |
||
1547 | |||
1548 | return (0xff000000 | r | g | b); |
||
1549 | } |
||
1550 | |||
1551 | static uint32_t |
||
1552 | fetch_pixel_b2g3r3 (bits_image_t *image, |
||
1553 | int offset, |
||
1554 | int line) |
||
1555 | { |
||
1556 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1557 | uint32_t p = READ (image, (uint8_t *) bits + offset); |
||
1558 | uint32_t r, g, b; |
||
1559 | |||
1560 | b = p & 0xc0; |
||
1561 | b |= b >> 2; |
||
1562 | b |= b >> 4; |
||
1563 | b &= 0xff; |
||
1564 | |||
1565 | g = (p & 0x38) << 10; |
||
1566 | g |= g >> 3; |
||
1567 | g |= g >> 6; |
||
1568 | g &= 0xff00; |
||
1569 | |||
1570 | r = (p & 0x7) << 21; |
||
1571 | r |= r >> 3; |
||
1572 | r |= r >> 6; |
||
1573 | r &= 0xff0000; |
||
1574 | |||
1575 | return 0xff000000 | r | g | b; |
||
1576 | } |
||
1577 | |||
1578 | static uint32_t |
||
1579 | fetch_pixel_a2r2g2b2 (bits_image_t *image, |
||
1580 | int offset, |
||
1581 | int line) |
||
1582 | { |
||
1583 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1584 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1585 | uint32_t a, r, g, b; |
||
1586 | |||
1587 | a = ((pixel & 0xc0) * 0x55) << 18; |
||
1588 | r = ((pixel & 0x30) * 0x55) << 12; |
||
1589 | g = ((pixel & 0x0c) * 0x55) << 6; |
||
1590 | b = ((pixel & 0x03) * 0x55); |
||
1591 | |||
1592 | return a | r | g | b; |
||
1593 | } |
||
1594 | |||
1595 | static uint32_t |
||
1596 | fetch_pixel_a2b2g2r2 (bits_image_t *image, |
||
1597 | int offset, |
||
1598 | int line) |
||
1599 | { |
||
1600 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1601 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1602 | uint32_t a, r, g, b; |
||
1603 | |||
1604 | a = ((pixel & 0xc0) * 0x55) << 18; |
||
1605 | b = ((pixel & 0x30) * 0x55) >> 4; |
||
1606 | g = ((pixel & 0x0c) * 0x55) << 6; |
||
1607 | r = ((pixel & 0x03) * 0x55) << 16; |
||
1608 | |||
1609 | return a | r | g | b; |
||
1610 | } |
||
1611 | |||
1612 | static uint32_t |
||
1613 | fetch_pixel_c8 (bits_image_t *image, |
||
1614 | int offset, |
||
1615 | int line) |
||
1616 | { |
||
1617 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1618 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1619 | const pixman_indexed_t * indexed = image->indexed; |
||
1620 | |||
1621 | return indexed->rgba[pixel]; |
||
1622 | } |
||
1623 | |||
1624 | static uint32_t |
||
1625 | fetch_pixel_x4a4 (bits_image_t *image, |
||
1626 | int offset, |
||
1627 | int line) |
||
1628 | { |
||
1629 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1630 | uint32_t pixel = READ (image, (uint8_t *) bits + offset); |
||
1631 | |||
1632 | return ((pixel & 0xf) | ((pixel & 0xf) << 4)) << 24; |
||
1633 | } |
||
1634 | |||
1635 | static uint32_t |
||
1636 | fetch_pixel_a4 (bits_image_t *image, |
||
1637 | int offset, |
||
1638 | int line) |
||
1639 | { |
||
1640 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1641 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1642 | |||
1643 | pixel |= pixel << 4; |
||
1644 | return pixel << 24; |
||
1645 | } |
||
1646 | |||
1647 | static uint32_t |
||
1648 | fetch_pixel_r1g2b1 (bits_image_t *image, |
||
1649 | int offset, |
||
1650 | int line) |
||
1651 | { |
||
1652 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1653 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1654 | uint32_t r, g, b; |
||
1655 | |||
1656 | r = ((pixel & 0x8) * 0xff) << 13; |
||
1657 | g = ((pixel & 0x6) * 0x55) << 7; |
||
1658 | b = ((pixel & 0x1) * 0xff); |
||
1659 | |||
1660 | return 0xff000000 | r | g | b; |
||
1661 | } |
||
1662 | |||
1663 | static uint32_t |
||
1664 | fetch_pixel_b1g2r1 (bits_image_t *image, |
||
1665 | int offset, |
||
1666 | int line) |
||
1667 | { |
||
1668 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1669 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1670 | uint32_t r, g, b; |
||
1671 | |||
1672 | b = ((pixel & 0x8) * 0xff) >> 3; |
||
1673 | g = ((pixel & 0x6) * 0x55) << 7; |
||
1674 | r = ((pixel & 0x1) * 0xff) << 16; |
||
1675 | |||
1676 | return 0xff000000 | r | g | b; |
||
1677 | } |
||
1678 | |||
1679 | static uint32_t |
||
1680 | fetch_pixel_a1r1g1b1 (bits_image_t *image, |
||
1681 | int offset, |
||
1682 | int line) |
||
1683 | { |
||
1684 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1685 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1686 | uint32_t a, r, g, b; |
||
1687 | |||
1688 | a = ((pixel & 0x8) * 0xff) << 21; |
||
1689 | r = ((pixel & 0x4) * 0xff) << 14; |
||
1690 | g = ((pixel & 0x2) * 0xff) << 7; |
||
1691 | b = ((pixel & 0x1) * 0xff); |
||
1692 | |||
1693 | return a | r | g | b; |
||
1694 | } |
||
1695 | |||
1696 | static uint32_t |
||
1697 | fetch_pixel_a1b1g1r1 (bits_image_t *image, |
||
1698 | int offset, |
||
1699 | int line) |
||
1700 | { |
||
1701 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1702 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1703 | uint32_t a, r, g, b; |
||
1704 | |||
1705 | a = ((pixel & 0x8) * 0xff) << 21; |
||
1706 | b = ((pixel & 0x4) * 0xff) >> 2; |
||
1707 | g = ((pixel & 0x2) * 0xff) << 7; |
||
1708 | r = ((pixel & 0x1) * 0xff) << 16; |
||
1709 | |||
1710 | return a | r | g | b; |
||
1711 | } |
||
1712 | |||
1713 | static uint32_t |
||
1714 | fetch_pixel_c4 (bits_image_t *image, |
||
1715 | int offset, |
||
1716 | int line) |
||
1717 | { |
||
1718 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1719 | uint32_t pixel = FETCH_4 (image, bits, offset); |
||
1720 | const pixman_indexed_t * indexed = image->indexed; |
||
1721 | |||
1722 | return indexed->rgba[pixel]; |
||
1723 | } |
||
1724 | |||
1725 | static uint32_t |
||
1726 | fetch_pixel_a1 (bits_image_t *image, |
||
1727 | int offset, |
||
1728 | int line) |
||
1729 | { |
||
1730 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1731 | uint32_t pixel = READ (image, bits + (offset >> 5)); |
||
1732 | uint32_t a; |
||
1733 | |||
1734 | #ifdef WORDS_BIGENDIAN |
||
1735 | a = pixel >> (0x1f - (offset & 0x1f)); |
||
1736 | #else |
||
1737 | a = pixel >> (offset & 0x1f); |
||
1738 | #endif |
||
1739 | a = a & 1; |
||
1740 | a |= a << 1; |
||
1741 | a |= a << 2; |
||
1742 | a |= a << 4; |
||
1743 | |||
1744 | return a << 24; |
||
1745 | } |
||
1746 | |||
1747 | static uint32_t |
||
1748 | fetch_pixel_g1 (bits_image_t *image, |
||
1749 | int offset, |
||
1750 | int line) |
||
1751 | { |
||
1752 | uint32_t *bits = image->bits + line * image->rowstride; |
||
1753 | uint32_t pixel = READ (image, bits + (offset >> 5)); |
||
1754 | const pixman_indexed_t * indexed = image->indexed; |
||
1755 | uint32_t a; |
||
1756 | |||
1757 | #ifdef WORDS_BIGENDIAN |
||
1758 | a = pixel >> (0x1f - (offset & 0x1f)); |
||
1759 | #else |
||
1760 | a = pixel >> (offset & 0x1f); |
||
1761 | #endif |
||
1762 | a = a & 1; |
||
1763 | |||
1764 | return indexed->rgba[a]; |
||
1765 | } |
||
1766 | |||
1767 | static uint32_t |
||
1768 | fetch_pixel_yuy2 (bits_image_t *image, |
||
1769 | int offset, |
||
1770 | int line) |
||
1771 | { |
||
1772 | const uint32_t *bits = image->bits + image->rowstride * line; |
||
1773 | |||
1774 | int16_t y, u, v; |
||
1775 | int32_t r, g, b; |
||
1776 | |||
1777 | y = ((uint8_t *) bits)[offset << 1] - 16; |
||
1778 | u = ((uint8_t *) bits)[((offset << 1) & - 4) + 1] - 128; |
||
1779 | v = ((uint8_t *) bits)[((offset << 1) & - 4) + 3] - 128; |
||
1780 | |||
1781 | /* R = 1.164(Y - 16) + 1.596(V - 128) */ |
||
1782 | r = 0x012b27 * y + 0x019a2e * v; |
||
1783 | |||
1784 | /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ |
||
1785 | g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; |
||
1786 | |||
1787 | /* B = 1.164(Y - 16) + 2.018(U - 128) */ |
||
1788 | b = 0x012b27 * y + 0x0206a2 * u; |
||
1789 | |||
1790 | return 0xff000000 | |
||
1791 | (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | |
||
1792 | (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | |
||
1793 | (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); |
||
1794 | } |
||
1795 | |||
1796 | static uint32_t |
||
1797 | fetch_pixel_yv12 (bits_image_t *image, |
||
1798 | int offset, |
||
1799 | int line) |
||
1800 | { |
||
1801 | YV12_SETUP (image); |
||
1802 | int16_t y = YV12_Y (line)[offset] - 16; |
||
1803 | int16_t u = YV12_U (line)[offset >> 1] - 128; |
||
1804 | int16_t v = YV12_V (line)[offset >> 1] - 128; |
||
1805 | int32_t r, g, b; |
||
1806 | |||
1807 | /* R = 1.164(Y - 16) + 1.596(V - 128) */ |
||
1808 | r = 0x012b27 * y + 0x019a2e * v; |
||
1809 | |||
1810 | /* G = 1.164(Y - 16) - 0.813(V - 128) - 0.391(U - 128) */ |
||
1811 | g = 0x012b27 * y - 0x00d0f2 * v - 0x00647e * u; |
||
1812 | |||
1813 | /* B = 1.164(Y - 16) + 2.018(U - 128) */ |
||
1814 | b = 0x012b27 * y + 0x0206a2 * u; |
||
1815 | |||
1816 | return 0xff000000 | |
||
1817 | (r >= 0 ? r < 0x1000000 ? r & 0xff0000 : 0xff0000 : 0) | |
||
1818 | (g >= 0 ? g < 0x1000000 ? (g >> 8) & 0x00ff00 : 0x00ff00 : 0) | |
||
1819 | (b >= 0 ? b < 0x1000000 ? (b >> 16) & 0x0000ff : 0x0000ff : 0); |
||
1820 | } |
||
1821 | |||
1822 | /*********************************** Store ************************************/ |
||
1823 | |||
1824 | #define SPLIT_A(v) \ |
||
1825 | uint32_t a = ((v) >> 24), \ |
||
1826 | r = ((v) >> 16) & 0xff, \ |
||
1827 | g = ((v) >> 8) & 0xff, \ |
||
1828 | b = (v) & 0xff |
||
1829 | |||
1830 | #define SPLIT(v) \ |
||
1831 | uint32_t r = ((v) >> 16) & 0xff, \ |
||
1832 | g = ((v) >> 8) & 0xff, \ |
||
1833 | b = (v) & 0xff |
||
1834 | |||
1835 | static void |
||
1836 | store_scanline_a2r10g10b10 (bits_image_t * image, |
||
1837 | int x, |
||
1838 | int y, |
||
1839 | int width, |
||
1840 | const uint32_t *v) |
||
1841 | { |
||
1842 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1843 | uint32_t *pixel = bits + x; |
||
1844 | uint64_t *values = (uint64_t *)v; |
||
1845 | int i; |
||
1846 | |||
1847 | for (i = 0; i < width; ++i) |
||
1848 | { |
||
1849 | WRITE (image, pixel++, |
||
1850 | ((values[i] >> 32) & 0xc0000000) | |
||
1851 | ((values[i] >> 18) & 0x3ff00000) | |
||
1852 | ((values[i] >> 12) & 0xffc00) | |
||
1853 | ((values[i] >> 6) & 0x3ff)); |
||
1854 | } |
||
1855 | } |
||
1856 | |||
1857 | static void |
||
1858 | store_scanline_x2r10g10b10 (bits_image_t * image, |
||
1859 | int x, |
||
1860 | int y, |
||
1861 | int width, |
||
1862 | const uint32_t *v) |
||
1863 | { |
||
1864 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1865 | uint64_t *values = (uint64_t *)v; |
||
1866 | uint32_t *pixel = bits + x; |
||
1867 | int i; |
||
1868 | |||
1869 | for (i = 0; i < width; ++i) |
||
1870 | { |
||
1871 | WRITE (image, pixel++, |
||
1872 | ((values[i] >> 18) & 0x3ff00000) | |
||
1873 | ((values[i] >> 12) & 0xffc00) | |
||
1874 | ((values[i] >> 6) & 0x3ff)); |
||
1875 | } |
||
1876 | } |
||
1877 | |||
1878 | static void |
||
1879 | store_scanline_a2b10g10r10 (bits_image_t * image, |
||
1880 | int x, |
||
1881 | int y, |
||
1882 | int width, |
||
1883 | const uint32_t *v) |
||
1884 | { |
||
1885 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1886 | uint32_t *pixel = bits + x; |
||
1887 | uint64_t *values = (uint64_t *)v; |
||
1888 | int i; |
||
1889 | |||
1890 | for (i = 0; i < width; ++i) |
||
1891 | { |
||
1892 | WRITE (image, pixel++, |
||
1893 | ((values[i] >> 32) & 0xc0000000) | |
||
1894 | ((values[i] >> 38) & 0x3ff) | |
||
1895 | ((values[i] >> 12) & 0xffc00) | |
||
1896 | ((values[i] << 14) & 0x3ff00000)); |
||
1897 | } |
||
1898 | } |
||
1899 | |||
1900 | static void |
||
1901 | store_scanline_x2b10g10r10 (bits_image_t * image, |
||
1902 | int x, |
||
1903 | int y, |
||
1904 | int width, |
||
1905 | const uint32_t *v) |
||
1906 | { |
||
1907 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1908 | uint64_t *values = (uint64_t *)v; |
||
1909 | uint32_t *pixel = bits + x; |
||
1910 | int i; |
||
1911 | |||
1912 | for (i = 0; i < width; ++i) |
||
1913 | { |
||
1914 | WRITE (image, pixel++, |
||
1915 | ((values[i] >> 38) & 0x3ff) | |
||
1916 | ((values[i] >> 12) & 0xffc00) | |
||
1917 | ((values[i] << 14) & 0x3ff00000)); |
||
1918 | } |
||
1919 | } |
||
1920 | |||
1921 | static void |
||
1922 | store_scanline_a8r8g8b8 (bits_image_t * image, |
||
1923 | int x, |
||
1924 | int y, |
||
1925 | int width, |
||
1926 | const uint32_t *values) |
||
1927 | { |
||
1928 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1929 | |||
1930 | MEMCPY_WRAPPED (image, ((uint32_t *)bits) + x, values, |
||
1931 | width * sizeof(uint32_t)); |
||
1932 | } |
||
1933 | |||
1934 | static void |
||
1935 | store_scanline_x8r8g8b8 (bits_image_t * image, |
||
1936 | int x, |
||
1937 | int y, |
||
1938 | int width, |
||
1939 | const uint32_t *values) |
||
1940 | { |
||
1941 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1942 | uint32_t *pixel = (uint32_t *)bits + x; |
||
1943 | int i; |
||
1944 | |||
1945 | for (i = 0; i < width; ++i) |
||
1946 | WRITE (image, pixel++, values[i] & 0xffffff); |
||
1947 | } |
||
1948 | |||
1949 | static void |
||
1950 | store_scanline_a8b8g8r8 (bits_image_t * image, |
||
1951 | int x, |
||
1952 | int y, |
||
1953 | int width, |
||
1954 | const uint32_t *values) |
||
1955 | { |
||
1956 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1957 | uint32_t *pixel = (uint32_t *)bits + x; |
||
1958 | int i; |
||
1959 | |||
1960 | for (i = 0; i < width; ++i) |
||
1961 | { |
||
1962 | WRITE (image, pixel++, |
||
1963 | (values[i] & 0xff00ff00) | |
||
1964 | ((values[i] >> 16) & 0xff) | |
||
1965 | ((values[i] & 0xff) << 16)); |
||
1966 | } |
||
1967 | } |
||
1968 | |||
1969 | static void |
||
1970 | store_scanline_x8b8g8r8 (bits_image_t * image, |
||
1971 | int x, |
||
1972 | int y, |
||
1973 | int width, |
||
1974 | const uint32_t *values) |
||
1975 | { |
||
1976 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1977 | uint32_t *pixel = (uint32_t *)bits + x; |
||
1978 | int i; |
||
1979 | |||
1980 | for (i = 0; i < width; ++i) |
||
1981 | { |
||
1982 | WRITE (image, pixel++, |
||
1983 | (values[i] & 0x0000ff00) | |
||
1984 | ((values[i] >> 16) & 0xff) | |
||
1985 | ((values[i] & 0xff) << 16)); |
||
1986 | } |
||
1987 | } |
||
1988 | |||
1989 | static void |
||
1990 | store_scanline_b8g8r8a8 (bits_image_t * image, |
||
1991 | int x, |
||
1992 | int y, |
||
1993 | int width, |
||
1994 | const uint32_t *values) |
||
1995 | { |
||
1996 | uint32_t *bits = image->bits + image->rowstride * y; |
||
1997 | uint32_t *pixel = (uint32_t *)bits + x; |
||
1998 | int i; |
||
1999 | |||
2000 | for (i = 0; i < width; ++i) |
||
2001 | { |
||
2002 | WRITE (image, pixel++, |
||
2003 | ((values[i] >> 24) & 0x000000ff) | |
||
2004 | ((values[i] >> 8) & 0x0000ff00) | |
||
2005 | ((values[i] << 8) & 0x00ff0000) | |
||
2006 | ((values[i] << 24) & 0xff000000)); |
||
2007 | } |
||
2008 | } |
||
2009 | |||
2010 | static void |
||
2011 | store_scanline_b8g8r8x8 (bits_image_t * image, |
||
2012 | int x, |
||
2013 | int y, |
||
2014 | int width, |
||
2015 | const uint32_t *values) |
||
2016 | { |
||
2017 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2018 | uint32_t *pixel = (uint32_t *)bits + x; |
||
2019 | int i; |
||
2020 | |||
2021 | for (i = 0; i < width; ++i) |
||
2022 | { |
||
2023 | WRITE (image, pixel++, |
||
2024 | ((values[i] >> 8) & 0x0000ff00) | |
||
2025 | ((values[i] << 8) & 0x00ff0000) | |
||
2026 | ((values[i] << 24) & 0xff000000)); |
||
2027 | } |
||
2028 | } |
||
2029 | |||
2030 | static void |
||
2031 | store_scanline_x14r6g6b6 (bits_image_t * image, |
||
2032 | int x, |
||
2033 | int y, |
||
2034 | int width, |
||
2035 | const uint32_t *values) |
||
2036 | { |
||
2037 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2038 | uint32_t *pixel = ((uint32_t *) bits) + x; |
||
2039 | int i; |
||
2040 | |||
2041 | for (i = 0; i < width; ++i) |
||
2042 | { |
||
2043 | uint32_t s = values[i]; |
||
2044 | uint32_t r, g, b; |
||
2045 | |||
2046 | r = (s & 0xfc0000) >> 6; |
||
2047 | g = (s & 0x00fc00) >> 4; |
||
2048 | b = (s & 0x0000fc) >> 2; |
||
2049 | |||
2050 | WRITE (image, pixel++, r | g | b); |
||
2051 | } |
||
2052 | } |
||
2053 | |||
2054 | static void |
||
2055 | store_scanline_r8g8b8 (bits_image_t * image, |
||
2056 | int x, |
||
2057 | int y, |
||
2058 | int width, |
||
2059 | const uint32_t *values) |
||
2060 | { |
||
2061 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2062 | uint8_t *pixel = ((uint8_t *) bits) + 3 * x; |
||
2063 | int i; |
||
2064 | |||
2065 | for (i = 0; i < width; ++i) |
||
2066 | { |
||
2067 | uint32_t val = values[i]; |
||
2068 | |||
2069 | #ifdef WORDS_BIGENDIAN |
||
2070 | WRITE (image, pixel++, (val & 0x00ff0000) >> 16); |
||
2071 | WRITE (image, pixel++, (val & 0x0000ff00) >> 8); |
||
2072 | WRITE (image, pixel++, (val & 0x000000ff) >> 0); |
||
2073 | #else |
||
2074 | WRITE (image, pixel++, (val & 0x000000ff) >> 0); |
||
2075 | WRITE (image, pixel++, (val & 0x0000ff00) >> 8); |
||
2076 | WRITE (image, pixel++, (val & 0x00ff0000) >> 16); |
||
2077 | #endif |
||
2078 | } |
||
2079 | } |
||
2080 | |||
2081 | static void |
||
2082 | store_scanline_b8g8r8 (bits_image_t * image, |
||
2083 | int x, |
||
2084 | int y, |
||
2085 | int width, |
||
2086 | const uint32_t *values) |
||
2087 | { |
||
2088 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2089 | uint8_t *pixel = ((uint8_t *) bits) + 3 * x; |
||
2090 | int i; |
||
2091 | |||
2092 | for (i = 0; i < width; ++i) |
||
2093 | { |
||
2094 | uint32_t val = values[i]; |
||
2095 | |||
2096 | #ifdef WORDS_BIGENDIAN |
||
2097 | WRITE (image, pixel++, (val & 0x000000ff) >> 0); |
||
2098 | WRITE (image, pixel++, (val & 0x0000ff00) >> 8); |
||
2099 | WRITE (image, pixel++, (val & 0x00ff0000) >> 16); |
||
2100 | #else |
||
2101 | WRITE (image, pixel++, (val & 0x00ff0000) >> 16); |
||
2102 | WRITE (image, pixel++, (val & 0x0000ff00) >> 8); |
||
2103 | WRITE (image, pixel++, (val & 0x000000ff) >> 0); |
||
2104 | #endif |
||
2105 | } |
||
2106 | } |
||
2107 | |||
2108 | static void |
||
2109 | store_scanline_r5g6b5 (bits_image_t * image, |
||
2110 | int x, |
||
2111 | int y, |
||
2112 | int width, |
||
2113 | const uint32_t *values) |
||
2114 | { |
||
2115 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2116 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2117 | int i; |
||
2118 | |||
2119 | for (i = 0; i < width; ++i) |
||
2120 | { |
||
2121 | uint32_t s = values[i]; |
||
2122 | |||
2123 | WRITE (image, pixel++, |
||
2124 | ((s >> 3) & 0x001f) | |
||
2125 | ((s >> 5) & 0x07e0) | |
||
2126 | ((s >> 8) & 0xf800)); |
||
2127 | } |
||
2128 | } |
||
2129 | |||
2130 | static void |
||
2131 | store_scanline_b5g6r5 (bits_image_t * image, |
||
2132 | int x, |
||
2133 | int y, |
||
2134 | int width, |
||
2135 | const uint32_t *values) |
||
2136 | { |
||
2137 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2138 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2139 | int i; |
||
2140 | |||
2141 | for (i = 0; i < width; ++i) |
||
2142 | { |
||
2143 | SPLIT (values[i]); |
||
2144 | |||
2145 | WRITE (image, pixel++, |
||
2146 | ((b << 8) & 0xf800) | |
||
2147 | ((g << 3) & 0x07e0) | |
||
2148 | ((r >> 3) )); |
||
2149 | } |
||
2150 | } |
||
2151 | |||
2152 | static void |
||
2153 | store_scanline_a1r5g5b5 (bits_image_t * image, |
||
2154 | int x, |
||
2155 | int y, |
||
2156 | int width, |
||
2157 | const uint32_t *values) |
||
2158 | { |
||
2159 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2160 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2161 | int i; |
||
2162 | |||
2163 | for (i = 0; i < width; ++i) |
||
2164 | { |
||
2165 | SPLIT_A (values[i]); |
||
2166 | |||
2167 | WRITE (image, pixel++, |
||
2168 | ((a << 8) & 0x8000) | |
||
2169 | ((r << 7) & 0x7c00) | |
||
2170 | ((g << 2) & 0x03e0) | |
||
2171 | ((b >> 3) )); |
||
2172 | } |
||
2173 | } |
||
2174 | |||
2175 | static void |
||
2176 | store_scanline_x1r5g5b5 (bits_image_t * image, |
||
2177 | int x, |
||
2178 | int y, |
||
2179 | int width, |
||
2180 | const uint32_t *values) |
||
2181 | { |
||
2182 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2183 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2184 | int i; |
||
2185 | |||
2186 | for (i = 0; i < width; ++i) |
||
2187 | { |
||
2188 | SPLIT (values[i]); |
||
2189 | |||
2190 | WRITE (image, pixel++, |
||
2191 | ((r << 7) & 0x7c00) | |
||
2192 | ((g << 2) & 0x03e0) | |
||
2193 | ((b >> 3) )); |
||
2194 | } |
||
2195 | } |
||
2196 | |||
2197 | static void |
||
2198 | store_scanline_a1b5g5r5 (bits_image_t * image, |
||
2199 | int x, |
||
2200 | int y, |
||
2201 | int width, |
||
2202 | const uint32_t *values) |
||
2203 | { |
||
2204 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2205 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2206 | int i; |
||
2207 | |||
2208 | for (i = 0; i < width; ++i) |
||
2209 | { |
||
2210 | SPLIT_A (values[i]); |
||
2211 | |||
2212 | WRITE (image, pixel++, |
||
2213 | ((a << 8) & 0x8000) | |
||
2214 | ((b << 7) & 0x7c00) | |
||
2215 | ((g << 2) & 0x03e0) | |
||
2216 | ((r >> 3) )); |
||
2217 | } |
||
2218 | } |
||
2219 | |||
2220 | static void |
||
2221 | store_scanline_x1b5g5r5 (bits_image_t * image, |
||
2222 | int x, |
||
2223 | int y, |
||
2224 | int width, |
||
2225 | const uint32_t *values) |
||
2226 | { |
||
2227 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2228 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2229 | int i; |
||
2230 | |||
2231 | for (i = 0; i < width; ++i) |
||
2232 | { |
||
2233 | SPLIT (values[i]); |
||
2234 | |||
2235 | WRITE (image, pixel++, ((b << 7) & 0x7c00) | |
||
2236 | ((g << 2) & 0x03e0) | |
||
2237 | ((r >> 3) )); |
||
2238 | } |
||
2239 | } |
||
2240 | |||
2241 | static void |
||
2242 | store_scanline_a4r4g4b4 (bits_image_t * image, |
||
2243 | int x, |
||
2244 | int y, |
||
2245 | int width, |
||
2246 | const uint32_t *values) |
||
2247 | { |
||
2248 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2249 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2250 | int i; |
||
2251 | |||
2252 | for (i = 0; i < width; ++i) |
||
2253 | { |
||
2254 | SPLIT_A (values[i]); |
||
2255 | |||
2256 | WRITE (image, pixel++, |
||
2257 | ((a << 8) & 0xf000) | |
||
2258 | ((r << 4) & 0x0f00) | |
||
2259 | ((g ) & 0x00f0) | |
||
2260 | ((b >> 4) )); |
||
2261 | } |
||
2262 | } |
||
2263 | |||
2264 | static void |
||
2265 | store_scanline_x4r4g4b4 (bits_image_t * image, |
||
2266 | int x, |
||
2267 | int y, |
||
2268 | int width, |
||
2269 | const uint32_t *values) |
||
2270 | { |
||
2271 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2272 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2273 | int i; |
||
2274 | |||
2275 | for (i = 0; i < width; ++i) |
||
2276 | { |
||
2277 | SPLIT (values[i]); |
||
2278 | |||
2279 | WRITE (image, pixel++, |
||
2280 | ((r << 4) & 0x0f00) | |
||
2281 | ((g ) & 0x00f0) | |
||
2282 | ((b >> 4) )); |
||
2283 | } |
||
2284 | } |
||
2285 | |||
2286 | static void |
||
2287 | store_scanline_a4b4g4r4 (bits_image_t * image, |
||
2288 | int x, |
||
2289 | int y, |
||
2290 | int width, |
||
2291 | const uint32_t *values) |
||
2292 | { |
||
2293 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2294 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2295 | int i; |
||
2296 | |||
2297 | for (i = 0; i < width; ++i) |
||
2298 | { |
||
2299 | SPLIT_A (values[i]); |
||
2300 | WRITE (image, pixel++, ((a << 8) & 0xf000) | |
||
2301 | ((b << 4) & 0x0f00) | |
||
2302 | ((g ) & 0x00f0) | |
||
2303 | ((r >> 4) )); |
||
2304 | } |
||
2305 | } |
||
2306 | |||
2307 | static void |
||
2308 | store_scanline_x4b4g4r4 (bits_image_t * image, |
||
2309 | int x, |
||
2310 | int y, |
||
2311 | int width, |
||
2312 | const uint32_t *values) |
||
2313 | { |
||
2314 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2315 | uint16_t *pixel = ((uint16_t *) bits) + x; |
||
2316 | int i; |
||
2317 | |||
2318 | for (i = 0; i < width; ++i) |
||
2319 | { |
||
2320 | SPLIT (values[i]); |
||
2321 | |||
2322 | WRITE (image, pixel++, |
||
2323 | ((b << 4) & 0x0f00) | |
||
2324 | ((g ) & 0x00f0) | |
||
2325 | ((r >> 4) )); |
||
2326 | } |
||
2327 | } |
||
2328 | |||
2329 | static void |
||
2330 | store_scanline_a8 (bits_image_t * image, |
||
2331 | int x, |
||
2332 | int y, |
||
2333 | int width, |
||
2334 | const uint32_t *values) |
||
2335 | { |
||
2336 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2337 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2338 | int i; |
||
2339 | |||
2340 | for (i = 0; i < width; ++i) |
||
2341 | { |
||
2342 | WRITE (image, pixel++, values[i] >> 24); |
||
2343 | } |
||
2344 | } |
||
2345 | |||
2346 | static void |
||
2347 | store_scanline_r3g3b2 (bits_image_t * image, |
||
2348 | int x, |
||
2349 | int y, |
||
2350 | int width, |
||
2351 | const uint32_t *values) |
||
2352 | { |
||
2353 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2354 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2355 | int i; |
||
2356 | |||
2357 | for (i = 0; i < width; ++i) |
||
2358 | { |
||
2359 | SPLIT (values[i]); |
||
2360 | |||
2361 | WRITE (image, pixel++, |
||
2362 | ((r ) & 0xe0) | |
||
2363 | ((g >> 3) & 0x1c) | |
||
2364 | ((b >> 6) )); |
||
2365 | } |
||
2366 | } |
||
2367 | |||
2368 | static void |
||
2369 | store_scanline_b2g3r3 (bits_image_t * image, |
||
2370 | int x, |
||
2371 | int y, |
||
2372 | int width, |
||
2373 | const uint32_t *values) |
||
2374 | { |
||
2375 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2376 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2377 | int i; |
||
2378 | |||
2379 | for (i = 0; i < width; ++i) |
||
2380 | { |
||
2381 | SPLIT (values[i]); |
||
2382 | |||
2383 | WRITE (image, pixel++, |
||
2384 | ((b ) & 0xc0) | |
||
2385 | ((g >> 2) & 0x38) | |
||
2386 | ((r >> 5) )); |
||
2387 | } |
||
2388 | } |
||
2389 | |||
2390 | static void |
||
2391 | store_scanline_a2r2g2b2 (bits_image_t * image, |
||
2392 | int x, |
||
2393 | int y, |
||
2394 | int width, |
||
2395 | const uint32_t *values) |
||
2396 | { |
||
2397 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2398 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2399 | int i; |
||
2400 | |||
2401 | for (i = 0; i < width; ++i) |
||
2402 | { |
||
2403 | SPLIT_A (values[i]); |
||
2404 | |||
2405 | WRITE (image, pixel++, |
||
2406 | ((a ) & 0xc0) | |
||
2407 | ((r >> 2) & 0x30) | |
||
2408 | ((g >> 4) & 0x0c) | |
||
2409 | ((b >> 6) )); |
||
2410 | } |
||
2411 | } |
||
2412 | |||
2413 | static void |
||
2414 | store_scanline_a2b2g2r2 (bits_image_t * image, |
||
2415 | int x, |
||
2416 | int y, |
||
2417 | int width, |
||
2418 | const uint32_t *values) |
||
2419 | { |
||
2420 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2421 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2422 | int i; |
||
2423 | |||
2424 | for (i = 0; i < width; ++i) |
||
2425 | { |
||
2426 | SPLIT_A (values[i]); |
||
2427 | |||
2428 | WRITE (image, pixel++, |
||
2429 | ((a ) & 0xc0) | |
||
2430 | ((b >> 2) & 0x30) | |
||
2431 | ((g >> 4) & 0x0c) | |
||
2432 | ((r >> 6) )); |
||
2433 | } |
||
2434 | } |
||
2435 | |||
2436 | static void |
||
2437 | store_scanline_c8 (bits_image_t * image, |
||
2438 | int x, |
||
2439 | int y, |
||
2440 | int width, |
||
2441 | const uint32_t *values) |
||
2442 | { |
||
2443 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2444 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2445 | const pixman_indexed_t *indexed = image->indexed; |
||
2446 | int i; |
||
2447 | |||
2448 | for (i = 0; i < width; ++i) |
||
2449 | WRITE (image, pixel++, RGB24_TO_ENTRY (indexed,values[i])); |
||
2450 | } |
||
2451 | |||
2452 | static void |
||
2453 | store_scanline_g8 (bits_image_t * image, |
||
2454 | int x, |
||
2455 | int y, |
||
2456 | int width, |
||
2457 | const uint32_t *values) |
||
2458 | { |
||
2459 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2460 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2461 | const pixman_indexed_t *indexed = image->indexed; |
||
2462 | int i; |
||
2463 | |||
2464 | for (i = 0; i < width; ++i) |
||
2465 | WRITE (image, pixel++, RGB24_TO_ENTRY_Y (indexed,values[i])); |
||
2466 | } |
||
2467 | |||
2468 | static void |
||
2469 | store_scanline_x4a4 (bits_image_t * image, |
||
2470 | int x, |
||
2471 | int y, |
||
2472 | int width, |
||
2473 | const uint32_t *values) |
||
2474 | { |
||
2475 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2476 | uint8_t *pixel = ((uint8_t *) bits) + x; |
||
2477 | int i; |
||
2478 | |||
2479 | for (i = 0; i < width; ++i) |
||
2480 | WRITE (image, pixel++, values[i] >> 28); |
||
2481 | } |
||
2482 | |||
2483 | #define STORE_8(img,l,o,v) (WRITE (img, (uint8_t *)(l) + ((o) >> 3), (v))) |
||
2484 | #ifdef WORDS_BIGENDIAN |
||
2485 | |||
2486 | #define STORE_4(img,l,o,v) \ |
||
2487 | do \ |
||
2488 | { \ |
||
2489 | int bo = 4 * (o); \ |
||
2490 | int v4 = (v) & 0x0f; \ |
||
2491 | \ |
||
2492 | STORE_8 (img, l, bo, ( \ |
||
2493 | bo & 4 ? \ |
||
2494 | (FETCH_8 (img, l, bo) & 0xf0) | (v4) : \ |
||
2495 | (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4))); \ |
||
2496 | } while (0) |
||
2497 | #else |
||
2498 | |||
2499 | #define STORE_4(img,l,o,v) \ |
||
2500 | do \ |
||
2501 | { \ |
||
2502 | int bo = 4 * (o); \ |
||
2503 | int v4 = (v) & 0x0f; \ |
||
2504 | \ |
||
2505 | STORE_8 (img, l, bo, ( \ |
||
2506 | bo & 4 ? \ |
||
2507 | (FETCH_8 (img, l, bo) & 0x0f) | (v4 << 4) : \ |
||
2508 | (FETCH_8 (img, l, bo) & 0xf0) | (v4))); \ |
||
2509 | } while (0) |
||
2510 | #endif |
||
2511 | |||
2512 | static void |
||
2513 | store_scanline_a4 (bits_image_t * image, |
||
2514 | int x, |
||
2515 | int y, |
||
2516 | int width, |
||
2517 | const uint32_t *values) |
||
2518 | { |
||
2519 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2520 | int i; |
||
2521 | |||
2522 | for (i = 0; i < width; ++i) |
||
2523 | STORE_4 (image, bits, i + x, values[i] >> 28); |
||
2524 | } |
||
2525 | |||
2526 | static void |
||
2527 | store_scanline_r1g2b1 (bits_image_t * image, |
||
2528 | int x, |
||
2529 | int y, |
||
2530 | int width, |
||
2531 | const uint32_t *values) |
||
2532 | { |
||
2533 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2534 | int i; |
||
2535 | |||
2536 | for (i = 0; i < width; ++i) |
||
2537 | { |
||
2538 | uint32_t pixel; |
||
2539 | |||
2540 | SPLIT (values[i]); |
||
2541 | pixel = (((r >> 4) & 0x8) | |
||
2542 | ((g >> 5) & 0x6) | |
||
2543 | ((b >> 7) )); |
||
2544 | STORE_4 (image, bits, i + x, pixel); |
||
2545 | } |
||
2546 | } |
||
2547 | |||
2548 | static void |
||
2549 | store_scanline_b1g2r1 (bits_image_t * image, |
||
2550 | int x, |
||
2551 | int y, |
||
2552 | int width, |
||
2553 | const uint32_t *values) |
||
2554 | { |
||
2555 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2556 | int i; |
||
2557 | |||
2558 | for (i = 0; i < width; ++i) |
||
2559 | { |
||
2560 | uint32_t pixel; |
||
2561 | |||
2562 | SPLIT (values[i]); |
||
2563 | pixel = (((b >> 4) & 0x8) | |
||
2564 | ((g >> 5) & 0x6) | |
||
2565 | ((r >> 7) )); |
||
2566 | STORE_4 (image, bits, i + x, pixel); |
||
2567 | } |
||
2568 | } |
||
2569 | |||
2570 | static void |
||
2571 | store_scanline_a1r1g1b1 (bits_image_t * image, |
||
2572 | int x, |
||
2573 | int y, |
||
2574 | int width, |
||
2575 | const uint32_t *values) |
||
2576 | { |
||
2577 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2578 | int i; |
||
2579 | |||
2580 | for (i = 0; i < width; ++i) |
||
2581 | { |
||
2582 | uint32_t pixel; |
||
2583 | |||
2584 | SPLIT_A (values[i]); |
||
2585 | pixel = (((a >> 4) & 0x8) | |
||
2586 | ((r >> 5) & 0x4) | |
||
2587 | ((g >> 6) & 0x2) | |
||
2588 | ((b >> 7) )); |
||
2589 | |||
2590 | STORE_4 (image, bits, i + x, pixel); |
||
2591 | } |
||
2592 | } |
||
2593 | |||
2594 | static void |
||
2595 | store_scanline_a1b1g1r1 (bits_image_t * image, |
||
2596 | int x, |
||
2597 | int y, |
||
2598 | int width, |
||
2599 | const uint32_t *values) |
||
2600 | { |
||
2601 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2602 | int i; |
||
2603 | |||
2604 | for (i = 0; i < width; ++i) |
||
2605 | { |
||
2606 | uint32_t pixel; |
||
2607 | |||
2608 | SPLIT_A (values[i]); |
||
2609 | pixel = (((a >> 4) & 0x8) | |
||
2610 | ((b >> 5) & 0x4) | |
||
2611 | ((g >> 6) & 0x2) | |
||
2612 | ((r >> 7) )); |
||
2613 | |||
2614 | STORE_4 (image, bits, i + x, pixel); |
||
2615 | } |
||
2616 | } |
||
2617 | |||
2618 | static void |
||
2619 | store_scanline_c4 (bits_image_t * image, |
||
2620 | int x, |
||
2621 | int y, |
||
2622 | int width, |
||
2623 | const uint32_t *values) |
||
2624 | { |
||
2625 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2626 | const pixman_indexed_t *indexed = image->indexed; |
||
2627 | int i; |
||
2628 | |||
2629 | for (i = 0; i < width; ++i) |
||
2630 | { |
||
2631 | uint32_t pixel; |
||
2632 | |||
2633 | pixel = RGB24_TO_ENTRY (indexed, values[i]); |
||
2634 | STORE_4 (image, bits, i + x, pixel); |
||
2635 | } |
||
2636 | } |
||
2637 | |||
2638 | static void |
||
2639 | store_scanline_g4 (bits_image_t * image, |
||
2640 | int x, |
||
2641 | int y, |
||
2642 | int width, |
||
2643 | const uint32_t *values) |
||
2644 | { |
||
2645 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2646 | const pixman_indexed_t *indexed = image->indexed; |
||
2647 | int i; |
||
2648 | |||
2649 | for (i = 0; i < width; ++i) |
||
2650 | { |
||
2651 | uint32_t pixel; |
||
2652 | |||
2653 | pixel = RGB24_TO_ENTRY_Y (indexed, values[i]); |
||
2654 | STORE_4 (image, bits, i + x, pixel); |
||
2655 | } |
||
2656 | } |
||
2657 | |||
2658 | static void |
||
2659 | store_scanline_a1 (bits_image_t * image, |
||
2660 | int x, |
||
2661 | int y, |
||
2662 | int width, |
||
2663 | const uint32_t *values) |
||
2664 | { |
||
2665 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2666 | int i; |
||
2667 | |||
2668 | for (i = 0; i < width; ++i) |
||
2669 | { |
||
2670 | uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5); |
||
2671 | uint32_t mask, v; |
||
2672 | |||
2673 | #ifdef WORDS_BIGENDIAN |
||
2674 | mask = 1 << (0x1f - ((i + x) & 0x1f)); |
||
2675 | #else |
||
2676 | mask = 1 << ((i + x) & 0x1f); |
||
2677 | #endif |
||
2678 | v = values[i] & 0x80000000 ? mask : 0; |
||
2679 | |||
2680 | WRITE (image, pixel, (READ (image, pixel) & ~mask) | v); |
||
2681 | } |
||
2682 | } |
||
2683 | |||
2684 | static void |
||
2685 | store_scanline_g1 (bits_image_t * image, |
||
2686 | int x, |
||
2687 | int y, |
||
2688 | int width, |
||
2689 | const uint32_t *values) |
||
2690 | { |
||
2691 | uint32_t *bits = image->bits + image->rowstride * y; |
||
2692 | const pixman_indexed_t *indexed = image->indexed; |
||
2693 | int i; |
||
2694 | |||
2695 | for (i = 0; i < width; ++i) |
||
2696 | { |
||
2697 | uint32_t *pixel = ((uint32_t *) bits) + ((i + x) >> 5); |
||
2698 | uint32_t mask, v; |
||
2699 | |||
2700 | #ifdef WORDS_BIGENDIAN |
||
2701 | mask = 1 << (0x1f - ((i + x) & 0x1f)); |
||
2702 | #else |
||
2703 | mask = 1 << ((i + x) & 0x1f); |
||
2704 | #endif |
||
2705 | v = RGB24_TO_ENTRY_Y (indexed, values[i]) & 0x1 ? mask : 0; |
||
2706 | |||
2707 | WRITE (image, pixel, (READ (image, pixel) & ~mask) | v); |
||
2708 | } |
||
2709 | } |
||
2710 | |||
2711 | /* |
||
2712 | * Contracts a 64bpp image to 32bpp and then stores it using a regular 32-bit |
||
2713 | * store proc. Despite the type, this function expects a uint64_t buffer. |
||
2714 | */ |
||
2715 | static void |
||
2716 | store_scanline_generic_64 (bits_image_t * image, |
||
2717 | int x, |
||
2718 | int y, |
||
2719 | int width, |
||
2720 | const uint32_t *values) |
||
2721 | { |
||
2722 | uint32_t *argb8_pixels; |
||
2723 | |||
2724 | assert (image->common.type == BITS); |
||
2725 | |||
2726 | argb8_pixels = pixman_malloc_ab (width, sizeof(uint32_t)); |
||
2727 | if (!argb8_pixels) |
||
2728 | return; |
||
2729 | |||
2730 | /* Contract the scanline. We could do this in place if values weren't |
||
2731 | * const. |
||
2732 | */ |
||
2733 | pixman_contract (argb8_pixels, (uint64_t *)values, width); |
||
2734 | |||
2735 | image->store_scanline_32 (image, x, y, width, argb8_pixels); |
||
2736 | |||
2737 | free (argb8_pixels); |
||
2738 | } |
||
2739 | |||
2740 | /* Despite the type, this function expects both buffer |
||
2741 | * and mask to be uint64_t |
||
2742 | */ |
||
2743 | static void |
||
2744 | fetch_scanline_generic_64 (pixman_image_t *image, |
||
2745 | int x, |
||
2746 | int y, |
||
2747 | int width, |
||
2748 | uint32_t * buffer, |
||
2749 | const uint32_t *mask) |
||
2750 | { |
||
2751 | pixman_format_code_t format; |
||
2752 | |||
2753 | /* Fetch the pixels into the first half of buffer and then expand them in |
||
2754 | * place. |
||
2755 | */ |
||
2756 | image->bits.fetch_scanline_32 (image, x, y, width, buffer, NULL); |
||
2757 | |||
2758 | format = image->bits.format; |
||
2759 | if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR || |
||
2760 | PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY) |
||
2761 | { |
||
2762 | /* Indexed formats are mapped to a8r8g8b8 with full |
||
2763 | * precision, so when expanding we shouldn't correct |
||
2764 | * for the width of the channels |
||
2765 | */ |
||
2766 | |||
2767 | format = PIXMAN_a8r8g8b8; |
||
2768 | } |
||
2769 | |||
2770 | pixman_expand ((uint64_t *)buffer, buffer, format, width); |
||
2771 | } |
||
2772 | |||
2773 | /* Despite the type, this function expects a uint64_t *buffer */ |
||
2774 | static uint64_t |
||
2775 | fetch_pixel_generic_64 (bits_image_t *image, |
||
2776 | int offset, |
||
2777 | int line) |
||
2778 | { |
||
2779 | uint32_t pixel32 = image->fetch_pixel_32 (image, offset, line); |
||
2780 | uint64_t result; |
||
2781 | pixman_format_code_t format; |
||
2782 | |||
2783 | format = image->format; |
||
2784 | if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR || |
||
2785 | PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY) |
||
2786 | { |
||
2787 | /* Indexed formats are mapped to a8r8g8b8 with full |
||
2788 | * precision, so when expanding we shouldn't correct |
||
2789 | * for the width of the channels |
||
2790 | */ |
||
2791 | |||
2792 | format = PIXMAN_a8r8g8b8; |
||
2793 | } |
||
2794 | |||
2795 | pixman_expand ((uint64_t *)&result, &pixel32, format, 1); |
||
2796 | |||
2797 | return result; |
||
2798 | } |
||
2799 | |||
2800 | /* |
||
2801 | * XXX: The transformed fetch path only works at 32-bpp so far. When all |
||
2802 | * paths have wide versions, this can be removed. |
||
2803 | * |
||
2804 | * WARNING: This function loses precision! |
||
2805 | */ |
||
2806 | static uint32_t |
||
2807 | fetch_pixel_generic_lossy_32 (bits_image_t *image, |
||
2808 | int offset, |
||
2809 | int line) |
||
2810 | { |
||
2811 | uint64_t pixel64 = image->fetch_pixel_64 (image, offset, line); |
||
2812 | uint32_t result; |
||
2813 | |||
2814 | pixman_contract (&result, &pixel64, 1); |
||
2815 | |||
2816 | return result; |
||
2817 | } |
||
2818 | |||
2819 | typedef struct |
||
2820 | { |
||
2821 | pixman_format_code_t format; |
||
2822 | fetch_scanline_t fetch_scanline_32; |
||
2823 | fetch_scanline_t fetch_scanline_64; |
||
2824 | fetch_pixel_32_t fetch_pixel_32; |
||
2825 | fetch_pixel_64_t fetch_pixel_64; |
||
2826 | store_scanline_t store_scanline_32; |
||
2827 | store_scanline_t store_scanline_64; |
||
2828 | } format_info_t; |
||
2829 | |||
2830 | #define FORMAT_INFO(format) \ |
||
2831 | { \ |
||
2832 | PIXMAN_ ## format, \ |
||
2833 | fetch_scanline_ ## format, \ |
||
2834 | fetch_scanline_generic_64, \ |
||
2835 | fetch_pixel_ ## format, fetch_pixel_generic_64, \ |
||
2836 | store_scanline_ ## format, store_scanline_generic_64 \ |
||
2837 | } |
||
2838 | |||
2839 | static const format_info_t accessors[] = |
||
2840 | { |
||
2841 | /* 32 bpp formats */ |
||
2842 | FORMAT_INFO (a8r8g8b8), |
||
2843 | FORMAT_INFO (x8r8g8b8), |
||
2844 | FORMAT_INFO (a8b8g8r8), |
||
2845 | FORMAT_INFO (x8b8g8r8), |
||
2846 | FORMAT_INFO (b8g8r8a8), |
||
2847 | FORMAT_INFO (b8g8r8x8), |
||
2848 | FORMAT_INFO (x14r6g6b6), |
||
2849 | |||
2850 | /* 24bpp formats */ |
||
2851 | FORMAT_INFO (r8g8b8), |
||
2852 | FORMAT_INFO (b8g8r8), |
||
2853 | |||
2854 | /* 16bpp formats */ |
||
2855 | FORMAT_INFO (r5g6b5), |
||
2856 | FORMAT_INFO (b5g6r5), |
||
2857 | |||
2858 | FORMAT_INFO (a1r5g5b5), |
||
2859 | FORMAT_INFO (x1r5g5b5), |
||
2860 | FORMAT_INFO (a1b5g5r5), |
||
2861 | FORMAT_INFO (x1b5g5r5), |
||
2862 | FORMAT_INFO (a4r4g4b4), |
||
2863 | FORMAT_INFO (x4r4g4b4), |
||
2864 | FORMAT_INFO (a4b4g4r4), |
||
2865 | FORMAT_INFO (x4b4g4r4), |
||
2866 | |||
2867 | /* 8bpp formats */ |
||
2868 | FORMAT_INFO (a8), |
||
2869 | FORMAT_INFO (r3g3b2), |
||
2870 | FORMAT_INFO (b2g3r3), |
||
2871 | FORMAT_INFO (a2r2g2b2), |
||
2872 | FORMAT_INFO (a2b2g2r2), |
||
2873 | |||
2874 | FORMAT_INFO (c8), |
||
2875 | |||
2876 | #define fetch_scanline_g8 fetch_scanline_c8 |
||
2877 | #define fetch_pixel_g8 fetch_pixel_c8 |
||
2878 | FORMAT_INFO (g8), |
||
2879 | |||
2880 | #define fetch_scanline_x4c4 fetch_scanline_c8 |
||
2881 | #define fetch_pixel_x4c4 fetch_pixel_c8 |
||
2882 | #define store_scanline_x4c4 store_scanline_c8 |
||
2883 | FORMAT_INFO (x4c4), |
||
2884 | |||
2885 | #define fetch_scanline_x4g4 fetch_scanline_c8 |
||
2886 | #define fetch_pixel_x4g4 fetch_pixel_c8 |
||
2887 | #define store_scanline_x4g4 store_scanline_g8 |
||
2888 | FORMAT_INFO (x4g4), |
||
2889 | |||
2890 | FORMAT_INFO (x4a4), |
||
2891 | |||
2892 | /* 4bpp formats */ |
||
2893 | FORMAT_INFO (a4), |
||
2894 | FORMAT_INFO (r1g2b1), |
||
2895 | FORMAT_INFO (b1g2r1), |
||
2896 | FORMAT_INFO (a1r1g1b1), |
||
2897 | FORMAT_INFO (a1b1g1r1), |
||
2898 | |||
2899 | FORMAT_INFO (c4), |
||
2900 | |||
2901 | #define fetch_scanline_g4 fetch_scanline_c4 |
||
2902 | #define fetch_pixel_g4 fetch_pixel_c4 |
||
2903 | FORMAT_INFO (g4), |
||
2904 | |||
2905 | /* 1bpp formats */ |
||
2906 | FORMAT_INFO (a1), |
||
2907 | FORMAT_INFO (g1), |
||
2908 | |||
2909 | /* Wide formats */ |
||
2910 | |||
2911 | { PIXMAN_a2r10g10b10, |
||
2912 | NULL, fetch_scanline_a2r10g10b10, |
||
2913 | fetch_pixel_generic_lossy_32, fetch_pixel_a2r10g10b10, |
||
2914 | NULL, store_scanline_a2r10g10b10 }, |
||
2915 | |||
2916 | { PIXMAN_x2r10g10b10, |
||
2917 | NULL, fetch_scanline_x2r10g10b10, |
||
2918 | fetch_pixel_generic_lossy_32, fetch_pixel_x2r10g10b10, |
||
2919 | NULL, store_scanline_x2r10g10b10 }, |
||
2920 | |||
2921 | { PIXMAN_a2b10g10r10, |
||
2922 | NULL, fetch_scanline_a2b10g10r10, |
||
2923 | fetch_pixel_generic_lossy_32, fetch_pixel_a2b10g10r10, |
||
2924 | NULL, store_scanline_a2b10g10r10 }, |
||
2925 | |||
2926 | { PIXMAN_x2b10g10r10, |
||
2927 | NULL, fetch_scanline_x2b10g10r10, |
||
2928 | fetch_pixel_generic_lossy_32, fetch_pixel_x2b10g10r10, |
||
2929 | NULL, store_scanline_x2b10g10r10 }, |
||
2930 | |||
2931 | /* YUV formats */ |
||
2932 | { PIXMAN_yuy2, |
||
2933 | fetch_scanline_yuy2, fetch_scanline_generic_64, |
||
2934 | fetch_pixel_yuy2, fetch_pixel_generic_64, |
||
2935 | NULL, NULL }, |
||
2936 | |||
2937 | { PIXMAN_yv12, |
||
2938 | fetch_scanline_yv12, fetch_scanline_generic_64, |
||
2939 | fetch_pixel_yv12, fetch_pixel_generic_64, |
||
2940 | NULL, NULL }, |
||
2941 | |||
2942 | { PIXMAN_null }, |
||
2943 | }; |
||
2944 | |||
2945 | static void |
||
2946 | setup_accessors (bits_image_t *image) |
||
2947 | { |
||
2948 | const format_info_t *info = accessors; |
||
2949 | |||
2950 | while (info->format != PIXMAN_null) |
||
2951 | { |
||
2952 | if (info->format == image->format) |
||
2953 | { |
||
2954 | image->fetch_scanline_32 = info->fetch_scanline_32; |
||
2955 | image->fetch_scanline_64 = info->fetch_scanline_64; |
||
2956 | image->fetch_pixel_32 = info->fetch_pixel_32; |
||
2957 | image->fetch_pixel_64 = info->fetch_pixel_64; |
||
2958 | image->store_scanline_32 = info->store_scanline_32; |
||
2959 | image->store_scanline_64 = info->store_scanline_64; |
||
2960 | |||
2961 | return; |
||
2962 | } |
||
2963 | |||
2964 | info++; |
||
2965 | } |
||
2966 | } |
||
2967 | |||
2968 | #ifndef PIXMAN_FB_ACCESSORS |
||
2969 | void |
||
2970 | _pixman_bits_image_setup_accessors_accessors (bits_image_t *image); |
||
2971 | |||
2972 | void |
||
2973 | _pixman_bits_image_setup_accessors (bits_image_t *image) |
||
2974 | { |
||
2975 | if (image->read_func || image->write_func) |
||
2976 | _pixman_bits_image_setup_accessors_accessors (image); |
||
2977 | else |
||
2978 | setup_accessors (image); |
||
2979 | } |
||
2980 | |||
2981 | #else |
||
2982 | |||
2983 | void |
||
2984 | _pixman_bits_image_setup_accessors_accessors (bits_image_t *image) |
||
2985 | { |
||
2986 | setup_accessors (image); |
||
2987 | } |
||
2988 | |||
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