1 /* 2 * Copyright 2013 The LibYuv Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 // Convert an ARGB image to YUV. 12 // Usage: convert src_argb.raw dst_yuv.raw 13 14 #ifndef _CRT_SECURE_NO_WARNINGS 15 #define _CRT_SECURE_NO_WARNINGS 16 #endif 17 18 #include <stddef.h> 19 #include <stdio.h> 20 #include <stdlib.h> 21 #include <string.h> 22 23 #include "libyuv/convert.h" 24 #include "libyuv/planar_functions.h" 25 #include "libyuv/scale_argb.h" 26 27 // options 28 bool verbose = false; 29 bool attenuate = false; 30 bool unattenuate = false; 31 int image_width = 0, image_height = 0; // original width and height 32 int dst_width = 0, dst_height = 0; // new width and height 33 int fileindex_org = 0; // argv argument contains the original file name. 34 int fileindex_rec = 0; // argv argument contains the reconstructed file name. 35 int num_rec = 0; // Number of reconstructed images. 36 int num_skip_org = 0; // Number of frames to skip in original. 37 int num_frames = 0; // Number of frames to convert. 38 int filter = 1; // Bilinear filter for scaling. 39 40 static __inline uint32 Abs(int32 v) { 41 return v >= 0 ? v : -v; 42 } 43 44 // Parse PYUV format. ie name.1920x800_24Hz_P420.yuv 45 bool ExtractResolutionFromFilename(const char* name, 46 int* width_ptr, 47 int* height_ptr) { 48 // Isolate the .width_height. section of the filename by searching for a 49 // dot or underscore followed by a digit. 50 for (int i = 0; name[i]; ++i) { 51 if ((name[i] == '.' || name[i] == '_') && name[i + 1] >= '0' && 52 name[i + 1] <= '9') { 53 int n = sscanf(name + i + 1, "%dx%d", width_ptr, height_ptr); // NOLINT 54 if (2 == n) { 55 return true; 56 } 57 } 58 } 59 return false; 60 } 61 62 void PrintHelp(const char* program) { 63 printf("%s [-options] src_argb.raw dst_yuv.raw\n", program); 64 printf( 65 " -s <width> <height> .... specify source resolution. " 66 "Optional if name contains\n" 67 " resolution (ie. " 68 "name.1920x800_24Hz_P420.yuv)\n" 69 " Negative value mirrors.\n"); 70 printf(" -d <width> <height> .... specify destination resolution.\n"); 71 printf(" -f <filter> ............ 0 = point, 1 = bilinear (default).\n"); 72 printf(" -skip <src_argb> ....... Number of frame to skip of src_argb\n"); 73 printf(" -frames <num> .......... Number of frames to convert\n"); 74 printf(" -attenuate ............. Attenuate the ARGB image\n"); 75 printf(" -unattenuate ........... Unattenuate the ARGB image\n"); 76 printf(" -v ..................... verbose\n"); 77 printf(" -h ..................... this help\n"); 78 exit(0); 79 } 80 81 void ParseOptions(int argc, const char* argv[]) { 82 if (argc <= 1) 83 PrintHelp(argv[0]); 84 for (int c = 1; c < argc; ++c) { 85 if (!strcmp(argv[c], "-v")) { 86 verbose = true; 87 } else if (!strcmp(argv[c], "-attenuate")) { 88 attenuate = true; 89 } else if (!strcmp(argv[c], "-unattenuate")) { 90 unattenuate = true; 91 } else if (!strcmp(argv[c], "-h") || !strcmp(argv[c], "-help")) { 92 PrintHelp(argv[0]); 93 } else if (!strcmp(argv[c], "-s") && c + 2 < argc) { 94 image_width = atoi(argv[++c]); // NOLINT 95 image_height = atoi(argv[++c]); // NOLINT 96 } else if (!strcmp(argv[c], "-d") && c + 2 < argc) { 97 dst_width = atoi(argv[++c]); // NOLINT 98 dst_height = atoi(argv[++c]); // NOLINT 99 } else if (!strcmp(argv[c], "-skip") && c + 1 < argc) { 100 num_skip_org = atoi(argv[++c]); // NOLINT 101 } else if (!strcmp(argv[c], "-frames") && c + 1 < argc) { 102 num_frames = atoi(argv[++c]); // NOLINT 103 } else if (!strcmp(argv[c], "-f") && c + 1 < argc) { 104 filter = atoi(argv[++c]); // NOLINT 105 } else if (argv[c][0] == '-') { 106 fprintf(stderr, "Unknown option. %s\n", argv[c]); 107 } else if (fileindex_org == 0) { 108 fileindex_org = c; 109 } else if (fileindex_rec == 0) { 110 fileindex_rec = c; 111 num_rec = 1; 112 } else { 113 ++num_rec; 114 } 115 } 116 if (fileindex_org == 0 || fileindex_rec == 0) { 117 fprintf(stderr, "Missing filenames\n"); 118 PrintHelp(argv[0]); 119 } 120 if (num_skip_org < 0) { 121 fprintf(stderr, "Skipped frames incorrect\n"); 122 PrintHelp(argv[0]); 123 } 124 if (num_frames < 0) { 125 fprintf(stderr, "Number of frames incorrect\n"); 126 PrintHelp(argv[0]); 127 } 128 129 int org_width, org_height; 130 int rec_width, rec_height; 131 bool org_res_avail = ExtractResolutionFromFilename(argv[fileindex_org], 132 &org_width, &org_height); 133 bool rec_res_avail = ExtractResolutionFromFilename(argv[fileindex_rec], 134 &rec_width, &rec_height); 135 if (image_width == 0 || image_height == 0) { 136 if (org_res_avail) { 137 image_width = org_width; 138 image_height = org_height; 139 } else if (rec_res_avail) { 140 image_width = rec_width; 141 image_height = rec_height; 142 } else { 143 fprintf(stderr, "Missing dimensions.\n"); 144 PrintHelp(argv[0]); 145 } 146 } 147 if (dst_width == 0 || dst_height == 0) { 148 if (rec_res_avail) { 149 dst_width = rec_width; 150 dst_height = rec_height; 151 } else { 152 dst_width = Abs(image_width); 153 dst_height = Abs(image_height); 154 } 155 } 156 } 157 158 static const int kTileX = 32; 159 static const int kTileY = 32; 160 161 static int TileARGBScale(const uint8* src_argb, 162 int src_stride_argb, 163 int src_width, 164 int src_height, 165 uint8* dst_argb, 166 int dst_stride_argb, 167 int dst_width, 168 int dst_height, 169 libyuv::FilterMode filtering) { 170 for (int y = 0; y < dst_height; y += kTileY) { 171 for (int x = 0; x < dst_width; x += kTileX) { 172 int clip_width = kTileX; 173 if (x + clip_width > dst_width) { 174 clip_width = dst_width - x; 175 } 176 int clip_height = kTileY; 177 if (y + clip_height > dst_height) { 178 clip_height = dst_height - y; 179 } 180 int r = libyuv::ARGBScaleClip(src_argb, src_stride_argb, src_width, 181 src_height, dst_argb, dst_stride_argb, 182 dst_width, dst_height, x, y, clip_width, 183 clip_height, filtering); 184 if (r) { 185 return r; 186 } 187 } 188 } 189 return 0; 190 } 191 192 int main(int argc, const char* argv[]) { 193 ParseOptions(argc, argv); 194 195 // Open original file (first file argument) 196 FILE* const file_org = fopen(argv[fileindex_org], "rb"); 197 if (file_org == NULL) { 198 fprintf(stderr, "Cannot open %s\n", argv[fileindex_org]); 199 exit(1); 200 } 201 202 // Open all files to convert to 203 FILE** file_rec = new FILE*[num_rec]; 204 memset(file_rec, 0, num_rec * sizeof(FILE*)); // NOLINT 205 for (int cur_rec = 0; cur_rec < num_rec; ++cur_rec) { 206 file_rec[cur_rec] = fopen(argv[fileindex_rec + cur_rec], "wb"); 207 if (file_rec[cur_rec] == NULL) { 208 fprintf(stderr, "Cannot open %s\n", argv[fileindex_rec + cur_rec]); 209 fclose(file_org); 210 for (int i = 0; i < cur_rec; ++i) { 211 fclose(file_rec[i]); 212 } 213 delete[] file_rec; 214 exit(1); 215 } 216 } 217 218 bool org_is_yuv = strstr(argv[fileindex_org], "_P420.") != NULL; 219 bool org_is_argb = strstr(argv[fileindex_org], "_ARGB.") != NULL; 220 if (!org_is_yuv && !org_is_argb) { 221 fprintf(stderr, "Original format unknown %s\n", argv[fileindex_org]); 222 exit(1); 223 } 224 int org_size = Abs(image_width) * Abs(image_height) * 4; // ARGB 225 // Input is YUV 226 if (org_is_yuv) { 227 const int y_size = Abs(image_width) * Abs(image_height); 228 const int uv_size = 229 ((Abs(image_width) + 1) / 2) * ((Abs(image_height) + 1) / 2); 230 org_size = y_size + 2 * uv_size; // YUV original. 231 } 232 233 const int dst_size = dst_width * dst_height * 4; // ARGB scaled 234 const int y_size = dst_width * dst_height; 235 const int uv_size = ((dst_width + 1) / 2) * ((dst_height + 1) / 2); 236 const size_t total_size = y_size + 2 * uv_size; 237 #if defined(_MSC_VER) 238 _fseeki64(file_org, 239 static_cast<__int64>(num_skip_org) * static_cast<__int64>(org_size), 240 SEEK_SET); 241 #else 242 fseek(file_org, num_skip_org * total_size, SEEK_SET); 243 #endif 244 245 uint8* const ch_org = new uint8[org_size]; 246 uint8* const ch_dst = new uint8[dst_size]; 247 uint8* const ch_rec = new uint8[total_size]; 248 if (ch_org == NULL || ch_rec == NULL) { 249 fprintf(stderr, "No memory available\n"); 250 fclose(file_org); 251 for (int i = 0; i < num_rec; ++i) { 252 fclose(file_rec[i]); 253 } 254 delete[] ch_org; 255 delete[] ch_dst; 256 delete[] ch_rec; 257 delete[] file_rec; 258 exit(1); 259 } 260 261 if (verbose) { 262 printf("Size: %dx%d to %dx%d\n", image_width, image_height, dst_width, 263 dst_height); 264 } 265 266 int number_of_frames; 267 for (number_of_frames = 0;; ++number_of_frames) { 268 if (num_frames && number_of_frames >= num_frames) 269 break; 270 271 // Load original YUV or ARGB frame. 272 size_t bytes_org = 273 fread(ch_org, sizeof(uint8), static_cast<size_t>(org_size), file_org); 274 if (bytes_org < static_cast<size_t>(org_size)) 275 break; 276 277 // TODO(fbarchard): Attenuate doesnt need to know dimensions. 278 // ARGB attenuate frame 279 if (org_is_argb && attenuate) { 280 libyuv::ARGBAttenuate(ch_org, 0, ch_org, 0, org_size / 4, 1); 281 } 282 // ARGB unattenuate frame 283 if (org_is_argb && unattenuate) { 284 libyuv::ARGBUnattenuate(ch_org, 0, ch_org, 0, org_size / 4, 1); 285 } 286 287 for (int cur_rec = 0; cur_rec < num_rec; ++cur_rec) { 288 // Scale YUV or ARGB frame. 289 if (org_is_yuv) { 290 int src_width = Abs(image_width); 291 int src_height = Abs(image_height); 292 int half_src_width = (src_width + 1) / 2; 293 int half_src_height = (src_height + 1) / 2; 294 int half_dst_width = (dst_width + 1) / 2; 295 int half_dst_height = (dst_height + 1) / 2; 296 I420Scale( 297 ch_org, src_width, ch_org + src_width * src_height, half_src_width, 298 ch_org + src_width * src_height + half_src_width * half_src_height, 299 half_src_width, image_width, image_height, ch_rec, dst_width, 300 ch_rec + dst_width * dst_height, half_dst_width, 301 ch_rec + dst_width * dst_height + half_dst_width * half_dst_height, 302 half_dst_width, dst_width, dst_height, 303 static_cast<libyuv::FilterMode>(filter)); 304 } else { 305 TileARGBScale(ch_org, Abs(image_width) * 4, image_width, image_height, 306 ch_dst, dst_width * 4, dst_width, dst_height, 307 static_cast<libyuv::FilterMode>(filter)); 308 } 309 bool rec_is_yuv = strstr(argv[fileindex_rec + cur_rec], "_P420.") != NULL; 310 bool rec_is_argb = 311 strstr(argv[fileindex_rec + cur_rec], "_ARGB.") != NULL; 312 if (!rec_is_yuv && !rec_is_argb) { 313 fprintf(stderr, "Output format unknown %s\n", 314 argv[fileindex_rec + cur_rec]); 315 continue; // Advance to next file. 316 } 317 318 // Convert ARGB to YUV. 319 if (!org_is_yuv && rec_is_yuv) { 320 int half_width = (dst_width + 1) / 2; 321 int half_height = (dst_height + 1) / 2; 322 libyuv::ARGBToI420( 323 ch_dst, dst_width * 4, ch_rec, dst_width, 324 ch_rec + dst_width * dst_height, half_width, 325 ch_rec + dst_width * dst_height + half_width * half_height, 326 half_width, dst_width, dst_height); 327 } 328 329 // Output YUV or ARGB frame. 330 if (rec_is_yuv) { 331 size_t bytes_rec = 332 fwrite(ch_rec, sizeof(uint8), static_cast<size_t>(total_size), 333 file_rec[cur_rec]); 334 if (bytes_rec < static_cast<size_t>(total_size)) 335 break; 336 } else { 337 size_t bytes_rec = 338 fwrite(ch_dst, sizeof(uint8), static_cast<size_t>(dst_size), 339 file_rec[cur_rec]); 340 if (bytes_rec < static_cast<size_t>(dst_size)) 341 break; 342 } 343 if (verbose) { 344 printf("%5d", number_of_frames); 345 } 346 if (verbose) { 347 printf("\t%s", argv[fileindex_rec + cur_rec]); 348 printf("\n"); 349 } 350 } 351 } 352 353 fclose(file_org); 354 for (int cur_rec = 0; cur_rec < num_rec; ++cur_rec) { 355 fclose(file_rec[cur_rec]); 356 } 357 delete[] ch_org; 358 delete[] ch_dst; 359 delete[] ch_rec; 360 delete[] file_rec; 361 return 0; 362 } 363