int main(int argc, const char *argv[]) { int return_value = -1; const char *in_file = NULL, *out_file = NULL, *dump_file = NULL; FILE *out = NULL; int c; int short_output = 0; int quiet = 0; int keep_alpha = 1; int blend_alpha = 0; uint32_t background_color = 0xffffffu; int crop = 0, crop_x = 0, crop_y = 0, crop_w = 0, crop_h = 0; int resize_w = 0, resize_h = 0; int lossless_preset = 6; int use_lossless_preset = -1; // -1=unset, 0=don't use, 1=use it int show_progress = 0; int keep_metadata = 0; int metadata_written = 0; WebPPicture picture; int print_distortion = -1; // -1=off, 0=PSNR, 1=SSIM, 2=LSIM WebPPicture original_picture; // when PSNR or SSIM is requested WebPConfig config; WebPAuxStats stats; WebPMemoryWriter memory_writer; Metadata metadata; Stopwatch stop_watch; MetadataInit(&metadata); WebPMemoryWriterInit(&memory_writer); if (!WebPPictureInit(&picture) || !WebPPictureInit(&original_picture) || !WebPConfigInit(&config)) { fprintf(stderr, "Error! Version mismatch!\n"); return -1; } if (argc == 1) { HelpShort(); return 0; } for (c = 1; c < argc; ++c) { if (!strcmp(argv[c], "-h") || !strcmp(argv[c], "-help")) { HelpShort(); return 0; } else if (!strcmp(argv[c], "-H") || !strcmp(argv[c], "-longhelp")) { HelpLong(); return 0; } else if (!strcmp(argv[c], "-o") && c < argc - 1) { out_file = argv[++c]; } else if (!strcmp(argv[c], "-d") && c < argc - 1) { dump_file = argv[++c]; config.show_compressed = 1; } else if (!strcmp(argv[c], "-print_psnr")) { config.show_compressed = 1; print_distortion = 0; } else if (!strcmp(argv[c], "-print_ssim")) { config.show_compressed = 1; print_distortion = 1; } else if (!strcmp(argv[c], "-print_lsim")) { config.show_compressed = 1; print_distortion = 2; } else if (!strcmp(argv[c], "-short")) { ++short_output; } else if (!strcmp(argv[c], "-s") && c < argc - 2) { picture.width = strtol(argv[++c], NULL, 0); picture.height = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-m") && c < argc - 1) { config.method = strtol(argv[++c], NULL, 0); use_lossless_preset = 0; // disable -z option } else if (!strcmp(argv[c], "-q") && c < argc - 1) { config.quality = (float)strtod(argv[++c], NULL); use_lossless_preset = 0; // disable -z option } else if (!strcmp(argv[c], "-z") && c < argc - 1) { lossless_preset = strtol(argv[++c], NULL, 0); if (use_lossless_preset != 0) use_lossless_preset = 1; } else if (!strcmp(argv[c], "-alpha_q") && c < argc - 1) { config.alpha_quality = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-alpha_method") && c < argc - 1) { config.alpha_compression = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-alpha_cleanup")) { keep_alpha = keep_alpha ? 2 : 0; } else if (!strcmp(argv[c], "-blend_alpha") && c < argc - 1) { blend_alpha = 1; background_color = strtol(argv[++c], NULL, 16); // <- parses '0x' prefix background_color = background_color & 0x00ffffffu; } else if (!strcmp(argv[c], "-alpha_filter") && c < argc - 1) { ++c; if (!strcmp(argv[c], "none")) { config.alpha_filtering = 0; } else if (!strcmp(argv[c], "fast")) { config.alpha_filtering = 1; } else if (!strcmp(argv[c], "best")) { config.alpha_filtering = 2; } else { fprintf(stderr, "Error! Unrecognized alpha filter: %s\n", argv[c]); goto Error; } } else if (!strcmp(argv[c], "-noalpha")) { keep_alpha = 0; } else if (!strcmp(argv[c], "-lossless")) { config.lossless = 1; } else if (!strcmp(argv[c], "-hint") && c < argc - 1) { ++c; if (!strcmp(argv[c], "photo")) { config.image_hint = WEBP_HINT_PHOTO; } else if (!strcmp(argv[c], "picture")) { config.image_hint = WEBP_HINT_PICTURE; } else if (!strcmp(argv[c], "graph")) { config.image_hint = WEBP_HINT_GRAPH; } else { fprintf(stderr, "Error! Unrecognized image hint: %s\n", argv[c]); goto Error; } } else if (!strcmp(argv[c], "-size") && c < argc - 1) { config.target_size = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-psnr") && c < argc - 1) { config.target_PSNR = (float)strtod(argv[++c], NULL); } else if (!strcmp(argv[c], "-sns") && c < argc - 1) { config.sns_strength = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-f") && c < argc - 1) { config.filter_strength = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-af")) { config.autofilter = 1; } else if (!strcmp(argv[c], "-jpeg_like")) { config.emulate_jpeg_size = 1; } else if (!strcmp(argv[c], "-mt")) { ++config.thread_level; // increase thread level } else if (!strcmp(argv[c], "-low_memory")) { config.low_memory = 1; } else if (!strcmp(argv[c], "-strong")) { config.filter_type = 1; } else if (!strcmp(argv[c], "-nostrong")) { config.filter_type = 0; } else if (!strcmp(argv[c], "-sharpness") && c < argc - 1) { config.filter_sharpness = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-pass") && c < argc - 1) { config.pass = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-pre") && c < argc - 1) { config.preprocessing = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-segments") && c < argc - 1) { config.segments = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-partition_limit") && c < argc - 1) { config.partition_limit = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-map") && c < argc - 1) { picture.extra_info_type = strtol(argv[++c], NULL, 0); #ifdef WEBP_EXPERIMENTAL_FEATURES } else if (!strcmp(argv[c], "-444")) { picture.colorspace = WEBP_YUV444; } else if (!strcmp(argv[c], "-422")) { picture.colorspace = WEBP_YUV422; } else if (!strcmp(argv[c], "-gray")) { picture.colorspace = WEBP_YUV400; #endif } else if (!strcmp(argv[c], "-crop") && c < argc - 4) { crop = 1; crop_x = strtol(argv[++c], NULL, 0); crop_y = strtol(argv[++c], NULL, 0); crop_w = strtol(argv[++c], NULL, 0); crop_h = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-resize") && c < argc - 2) { resize_w = strtol(argv[++c], NULL, 0); resize_h = strtol(argv[++c], NULL, 0); #ifndef WEBP_DLL } else if (!strcmp(argv[c], "-noasm")) { VP8GetCPUInfo = NULL; #endif } else if (!strcmp(argv[c], "-version")) { const int version = WebPGetEncoderVersion(); printf("%d.%d.%d\n", (version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff); return 0; } else if (!strcmp(argv[c], "-progress")) { show_progress = 1; } else if (!strcmp(argv[c], "-quiet")) { quiet = 1; } else if (!strcmp(argv[c], "-preset") && c < argc - 1) { WebPPreset preset; ++c; if (!strcmp(argv[c], "default")) { preset = WEBP_PRESET_DEFAULT; } else if (!strcmp(argv[c], "photo")) { preset = WEBP_PRESET_PHOTO; } else if (!strcmp(argv[c], "picture")) { preset = WEBP_PRESET_PICTURE; } else if (!strcmp(argv[c], "drawing")) { preset = WEBP_PRESET_DRAWING; } else if (!strcmp(argv[c], "icon")) { preset = WEBP_PRESET_ICON; } else if (!strcmp(argv[c], "text")) { preset = WEBP_PRESET_TEXT; } else { fprintf(stderr, "Error! Unrecognized preset: %s\n", argv[c]); goto Error; } if (!WebPConfigPreset(&config, preset, config.quality)) { fprintf(stderr, "Error! Could initialize configuration with preset.\n"); goto Error; } } else if (!strcmp(argv[c], "-metadata") && c < argc - 1) { static const struct { const char* option; int flag; } kTokens[] = { { "all", METADATA_ALL }, { "none", 0 }, { "exif", METADATA_EXIF }, { "icc", METADATA_ICC }, { "xmp", METADATA_XMP }, }; const size_t kNumTokens = sizeof(kTokens) / sizeof(kTokens[0]); const char* start = argv[++c]; const char* const end = start + strlen(start); while (start < end) { size_t i; const char* token = strchr(start, ','); if (token == NULL) token = end; for (i = 0; i < kNumTokens; ++i) { if ((size_t)(token - start) == strlen(kTokens[i].option) && !strncmp(start, kTokens[i].option, strlen(kTokens[i].option))) { if (kTokens[i].flag != 0) { keep_metadata |= kTokens[i].flag; } else { keep_metadata = 0; } break; } } if (i == kNumTokens) { fprintf(stderr, "Error! Unknown metadata type '%.*s'\n", (int)(token - start), start); HelpLong(); return -1; } start = token + 1; } #ifdef HAVE_WINCODEC_H if (keep_metadata != 0 && keep_metadata != METADATA_ICC) { // TODO(jzern): remove when -metadata is supported on all platforms. fprintf(stderr, "Warning: only ICC profile extraction is currently" " supported on this platform!\n"); } #endif } else if (!strcmp(argv[c], "-v")) { verbose = 1; } else if (!strcmp(argv[c], "--")) { if (c < argc - 1) in_file = argv[++c]; break; } else if (argv[c][0] == '-') { fprintf(stderr, "Error! Unknown option '%s'\n", argv[c]); HelpLong(); return -1; } else { in_file = argv[c]; } }
int main(int argc, const char *argv[]) { const char *in_file = NULL, *out_file = NULL, *dump_file = NULL; FILE *out = NULL; int c; int short_output = 0; int quiet = 0; int keep_alpha = 0; int crop = 0, crop_x = 0, crop_y = 0, crop_w = 0, crop_h = 0; int resize_w = 0, resize_h = 0; WebPPicture picture; WebPConfig config; WebPAuxStats stats; Stopwatch stop_watch; #ifdef WEBP_EXPERIMENTAL_FEATURES keep_alpha = 1; #endif if (!WebPPictureInit(&picture) || !WebPConfigInit(&config)) { fprintf(stderr, "Error! Version mismatch!\n"); goto Error; } if (argc == 1) { HelpShort(); return 0; } for (c = 1; c < argc; ++c) { if (!strcmp(argv[c], "-h") || !strcmp(argv[c], "-help")) { HelpShort(); return 0; } else if (!strcmp(argv[c], "-H") || !strcmp(argv[c], "-longhelp")) { HelpLong(); return 0; } else if (!strcmp(argv[c], "-o") && c < argc - 1) { out_file = argv[++c]; } else if (!strcmp(argv[c], "-d") && c < argc - 1) { dump_file = argv[++c]; config.show_compressed = 1; } else if (!strcmp(argv[c], "-short")) { short_output++; } else if (!strcmp(argv[c], "-s") && c < argc - 2) { picture.width = strtol(argv[++c], NULL, 0); picture.height = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-m") && c < argc - 1) { config.method = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-q") && c < argc - 1) { config.quality = (float)strtod(argv[++c], NULL); } else if (!strcmp(argv[c], "-size") && c < argc - 1) { config.target_size = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-psnr") && c < argc - 1) { config.target_PSNR = (float)strtod(argv[++c], NULL); } else if (!strcmp(argv[c], "-sns") && c < argc - 1) { config.sns_strength = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-f") && c < argc - 1) { config.filter_strength = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-af")) { config.autofilter = 1; } else if (!strcmp(argv[c], "-strong")) { config.filter_type = 1; } else if (!strcmp(argv[c], "-sharpness") && c < argc - 1) { config.filter_sharpness = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-pass") && c < argc - 1) { config.pass = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-pre") && c < argc - 1) { config.preprocessing = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-segments") && c < argc - 1) { config.segments = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-partition_limit") && c < argc - 1) { config.partition_limit = strtol(argv[++c], NULL, 0); #ifdef WEBP_EXPERIMENTAL_FEATURES } else if (!strcmp(argv[c], "-alpha_comp") && c < argc - 1) { config.alpha_compression = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-noalpha")) { keep_alpha = 0; #endif } else if (!strcmp(argv[c], "-map") && c < argc - 1) { picture.extra_info_type = strtol(argv[++c], NULL, 0); #ifdef WEBP_EXPERIMENTAL_FEATURES } else if (!strcmp(argv[c], "-444")) { picture.colorspace = WEBP_YUV444; } else if (!strcmp(argv[c], "-422")) { picture.colorspace = WEBP_YUV422; } else if (!strcmp(argv[c], "-gray")) { picture.colorspace = WEBP_YUV400; #endif } else if (!strcmp(argv[c], "-crop") && c < argc - 4) { crop = 1; crop_x = strtol(argv[++c], NULL, 0); crop_y = strtol(argv[++c], NULL, 0); crop_w = strtol(argv[++c], NULL, 0); crop_h = strtol(argv[++c], NULL, 0); } else if (!strcmp(argv[c], "-resize") && c < argc - 2) { resize_w = strtol(argv[++c], NULL, 0); resize_h = strtol(argv[++c], NULL, 0); #ifndef WEBP_DLL } else if (!strcmp(argv[c], "-noasm")) { VP8GetCPUInfo = NULL; #endif } else if (!strcmp(argv[c], "-version")) { const int version = WebPGetEncoderVersion(); printf("%d.%d.%d\n", (version >> 16) & 0xff, (version >> 8) & 0xff, version & 0xff); return 0; } else if (!strcmp(argv[c], "-quiet")) { quiet = 1; } else if (!strcmp(argv[c], "-preset") && c < argc - 1) { WebPPreset preset; ++c; if (!strcmp(argv[c], "default")) { preset = WEBP_PRESET_DEFAULT; } else if (!strcmp(argv[c], "photo")) { preset = WEBP_PRESET_PHOTO; } else if (!strcmp(argv[c], "picture")) { preset = WEBP_PRESET_PICTURE; } else if (!strcmp(argv[c], "drawing")) { preset = WEBP_PRESET_DRAWING; } else if (!strcmp(argv[c], "icon")) { preset = WEBP_PRESET_ICON; } else if (!strcmp(argv[c], "text")) { preset = WEBP_PRESET_TEXT; } else { fprintf(stderr, "Error! Unrecognized preset: %s\n", argv[c]); goto Error; } if (!WebPConfigPreset(&config, preset, config.quality)) { fprintf(stderr, "Error! Could initialize configuration with preset.\n"); goto Error; } } else if (!strcmp(argv[c], "-v")) { verbose = 1; } else if (argv[c][0] == '-') { fprintf(stderr, "Error! Unknown option '%s'\n", argv[c]); HelpLong(); return -1; } else { in_file = argv[c]; } }