Pierre Ossman | ba82ddf | 2009-06-29 11:20:42 +0000 | [diff] [blame] | 1 | /* |
| 2 | * jsimd_none.c |
| 3 | * |
| 4 | * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB |
| 5 | * Copyright 2009 D. R. Commander |
| 6 | * |
| 7 | * Based on the x86 SIMD extension for IJG JPEG library, |
| 8 | * Copyright (C) 1999-2006, MIYASAKA Masaru. |
| 9 | * |
| 10 | * This file contains stubs for when there is no SIMD support available. |
| 11 | */ |
| 12 | |
| 13 | #define JPEG_INTERNALS |
| 14 | #include "jinclude.h" |
| 15 | #include "jpeglib.h" |
| 16 | #include "jsimd.h" |
| 17 | #include "jdct.h" |
| 18 | #include "jsimddct.h" |
| 19 | |
| 20 | GLOBAL(int) |
| 21 | jsimd_can_rgb_ycc (void) |
| 22 | { |
| 23 | return 0; |
| 24 | } |
| 25 | |
| 26 | GLOBAL(int) |
| 27 | jsimd_can_ycc_rgb (void) |
| 28 | { |
| 29 | return 0; |
| 30 | } |
| 31 | |
| 32 | GLOBAL(void) |
| 33 | jsimd_rgb_ycc_convert (j_compress_ptr cinfo, |
| 34 | JSAMPARRAY input_buf, JSAMPIMAGE output_buf, |
| 35 | JDIMENSION output_row, int num_rows) |
| 36 | { |
| 37 | } |
| 38 | |
| 39 | GLOBAL(void) |
| 40 | jsimd_ycc_rgb_convert (j_decompress_ptr cinfo, |
| 41 | JSAMPIMAGE input_buf, JDIMENSION input_row, |
| 42 | JSAMPARRAY output_buf, int num_rows) |
| 43 | { |
| 44 | } |
| 45 | |
| 46 | GLOBAL(int) |
| 47 | jsimd_can_h2v2_downsample (void) |
| 48 | { |
| 49 | return 0; |
| 50 | } |
| 51 | |
| 52 | GLOBAL(int) |
| 53 | jsimd_can_h2v1_downsample (void) |
| 54 | { |
| 55 | return 0; |
| 56 | } |
| 57 | |
| 58 | GLOBAL(void) |
| 59 | jsimd_h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr, |
| 60 | JSAMPARRAY input_data, JSAMPARRAY output_data) |
| 61 | { |
| 62 | } |
| 63 | |
| 64 | GLOBAL(void) |
| 65 | jsimd_h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info * compptr, |
| 66 | JSAMPARRAY input_data, JSAMPARRAY output_data) |
| 67 | { |
| 68 | } |
| 69 | |
| 70 | GLOBAL(int) |
| 71 | jsimd_can_h2v2_upsample (void) |
| 72 | { |
| 73 | return 0; |
| 74 | } |
| 75 | |
| 76 | GLOBAL(int) |
| 77 | jsimd_can_h2v1_upsample (void) |
| 78 | { |
| 79 | return 0; |
| 80 | } |
| 81 | |
| 82 | GLOBAL(void) |
| 83 | jsimd_h2v2_upsample (j_decompress_ptr cinfo, |
| 84 | jpeg_component_info * compptr, |
| 85 | JSAMPARRAY input_data, |
| 86 | JSAMPARRAY * output_data_ptr) |
| 87 | { |
| 88 | } |
| 89 | |
| 90 | GLOBAL(void) |
| 91 | jsimd_h2v1_upsample (j_decompress_ptr cinfo, |
| 92 | jpeg_component_info * compptr, |
| 93 | JSAMPARRAY input_data, |
| 94 | JSAMPARRAY * output_data_ptr) |
| 95 | { |
| 96 | } |
| 97 | |
| 98 | GLOBAL(int) |
| 99 | jsimd_can_h2v2_fancy_upsample (void) |
| 100 | { |
| 101 | return 0; |
| 102 | } |
| 103 | |
| 104 | GLOBAL(int) |
| 105 | jsimd_can_h2v1_fancy_upsample (void) |
| 106 | { |
| 107 | return 0; |
| 108 | } |
| 109 | |
| 110 | GLOBAL(void) |
| 111 | jsimd_h2v2_fancy_upsample (j_decompress_ptr cinfo, |
| 112 | jpeg_component_info * compptr, |
| 113 | JSAMPARRAY input_data, |
| 114 | JSAMPARRAY * output_data_ptr) |
| 115 | { |
| 116 | } |
| 117 | |
| 118 | GLOBAL(void) |
| 119 | jsimd_h2v1_fancy_upsample (j_decompress_ptr cinfo, |
| 120 | jpeg_component_info * compptr, |
| 121 | JSAMPARRAY input_data, |
| 122 | JSAMPARRAY * output_data_ptr) |
| 123 | { |
| 124 | } |
| 125 | |
| 126 | GLOBAL(int) |
| 127 | jsimd_can_h2v2_merged_upsample (void) |
| 128 | { |
| 129 | return 0; |
| 130 | } |
| 131 | |
| 132 | GLOBAL(int) |
| 133 | jsimd_can_h2v1_merged_upsample (void) |
| 134 | { |
| 135 | return 0; |
| 136 | } |
| 137 | |
| 138 | GLOBAL(void) |
| 139 | jsimd_h2v2_merged_upsample (j_decompress_ptr cinfo, |
| 140 | JSAMPIMAGE input_buf, |
| 141 | JDIMENSION in_row_group_ctr, |
| 142 | JSAMPARRAY output_buf) |
| 143 | { |
| 144 | } |
| 145 | |
| 146 | GLOBAL(void) |
| 147 | jsimd_h2v1_merged_upsample (j_decompress_ptr cinfo, |
| 148 | JSAMPIMAGE input_buf, |
| 149 | JDIMENSION in_row_group_ctr, |
| 150 | JSAMPARRAY output_buf) |
| 151 | { |
| 152 | } |
| 153 | |
| 154 | GLOBAL(int) |
| 155 | jsimd_can_convsamp (void) |
| 156 | { |
| 157 | return 0; |
| 158 | } |
| 159 | |
| 160 | GLOBAL(int) |
| 161 | jsimd_can_convsamp_float (void) |
| 162 | { |
| 163 | return 0; |
| 164 | } |
| 165 | |
| 166 | GLOBAL(void) |
| 167 | jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col, |
| 168 | DCTELEM * workspace) |
| 169 | { |
| 170 | } |
| 171 | |
| 172 | GLOBAL(void) |
| 173 | jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col, |
| 174 | FAST_FLOAT * workspace) |
| 175 | { |
| 176 | } |
| 177 | |
| 178 | GLOBAL(int) |
| 179 | jsimd_can_fdct_islow (void) |
| 180 | { |
| 181 | return 0; |
| 182 | } |
| 183 | |
| 184 | GLOBAL(int) |
| 185 | jsimd_can_fdct_ifast (void) |
| 186 | { |
| 187 | return 0; |
| 188 | } |
| 189 | |
| 190 | GLOBAL(int) |
| 191 | jsimd_can_fdct_float (void) |
| 192 | { |
| 193 | return 0; |
| 194 | } |
| 195 | |
| 196 | GLOBAL(void) |
| 197 | jsimd_fdct_islow (DCTELEM * data) |
| 198 | { |
| 199 | } |
| 200 | |
| 201 | GLOBAL(void) |
| 202 | jsimd_fdct_ifast (DCTELEM * data) |
| 203 | { |
| 204 | } |
| 205 | |
| 206 | GLOBAL(void) |
| 207 | jsimd_fdct_float (FAST_FLOAT * data) |
| 208 | { |
| 209 | } |
| 210 | |
| 211 | GLOBAL(int) |
| 212 | jsimd_can_quantize (void) |
| 213 | { |
| 214 | return 0; |
| 215 | } |
| 216 | |
| 217 | GLOBAL(int) |
| 218 | jsimd_can_quantize_float (void) |
| 219 | { |
| 220 | return 0; |
| 221 | } |
| 222 | |
| 223 | GLOBAL(void) |
| 224 | jsimd_quantize (JCOEFPTR coef_block, DCTELEM * divisors, |
| 225 | DCTELEM * workspace) |
| 226 | { |
| 227 | } |
| 228 | |
| 229 | GLOBAL(void) |
| 230 | jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT * divisors, |
| 231 | FAST_FLOAT * workspace) |
| 232 | { |
| 233 | } |
| 234 | |
| 235 | GLOBAL(int) |
| 236 | jsimd_can_idct_2x2 (void) |
| 237 | { |
| 238 | return 0; |
| 239 | } |
| 240 | |
| 241 | GLOBAL(int) |
| 242 | jsimd_can_idct_4x4 (void) |
| 243 | { |
| 244 | return 0; |
| 245 | } |
| 246 | |
| 247 | GLOBAL(void) |
| 248 | jsimd_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
| 249 | JCOEFPTR coef_block, JSAMPARRAY output_buf, |
| 250 | JDIMENSION output_col) |
| 251 | { |
| 252 | } |
| 253 | |
| 254 | GLOBAL(void) |
| 255 | jsimd_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
| 256 | JCOEFPTR coef_block, JSAMPARRAY output_buf, |
| 257 | JDIMENSION output_col) |
| 258 | { |
| 259 | } |
| 260 | |
| 261 | GLOBAL(int) |
| 262 | jsimd_can_idct_islow (void) |
| 263 | { |
| 264 | return 0; |
| 265 | } |
| 266 | |
| 267 | GLOBAL(int) |
| 268 | jsimd_can_idct_ifast (void) |
| 269 | { |
| 270 | return 0; |
| 271 | } |
| 272 | |
| 273 | GLOBAL(int) |
| 274 | jsimd_can_idct_float (void) |
| 275 | { |
| 276 | return 0; |
| 277 | } |
| 278 | |
| 279 | GLOBAL(void) |
| 280 | jsimd_idct_islow (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
| 281 | JCOEFPTR coef_block, JSAMPARRAY output_buf, |
| 282 | JDIMENSION output_col) |
| 283 | { |
| 284 | } |
| 285 | |
| 286 | GLOBAL(void) |
| 287 | jsimd_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
| 288 | JCOEFPTR coef_block, JSAMPARRAY output_buf, |
| 289 | JDIMENSION output_col) |
| 290 | { |
| 291 | } |
| 292 | |
| 293 | GLOBAL(void) |
| 294 | jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info * compptr, |
| 295 | JCOEFPTR coef_block, JSAMPARRAY output_buf, |
| 296 | JDIMENSION output_col) |
| 297 | { |
| 298 | } |
| 299 | |