Searched defs:file_gamma (Results 1 - 5 of 5) sorted by relevance
/vbox/src/libs/libpng-1.2.8/ |
H A D | pngget.c | 441 png_get_gAMA(png_structp png_ptr, png_infop info_ptr, double *file_gamma) argument 444 && file_gamma != NULL) 447 *file_gamma = (double)info_ptr->gamma;
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H A D | pngset.c | 142 png_set_gAMA(png_structp png_ptr, png_infop info_ptr, double file_gamma) argument 150 if (file_gamma > 21474.83) 156 gamma=file_gamma; 579 float file_gamma; local 602 file_gamma = (float).45455; 603 png_set_gAMA(png_ptr, info_ptr, file_gamma);
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H A D | pngrtran.c | 521 /* Transform the image from the file_gamma to the screen_gamma. We 522 * only do transformations on images where the file_gamma and screen_gamma 531 png_set_gamma(png_structp png_ptr, double scrn_gamma, double file_gamma) argument 534 if ((fabs(scrn_gamma * file_gamma - 1.0) > PNG_GAMMA_THRESHOLD) || 538 png_ptr->gamma = (float)file_gamma;
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H A D | pngrutil.c | 572 float file_gamma; local 635 file_gamma = (float)igamma / (float)100000.0; 637 png_ptr->gamma = file_gamma; 639 png_set_gAMA(png_ptr, info_ptr, file_gamma);
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H A D | pngwutil.c | 668 png_write_gAMA(png_structp png_ptr, double file_gamma) argument 677 /* file_gamma is saved in 1/100,000ths */ 678 igamma = (png_uint_32)(file_gamma * 100000.0 + 0.5); 685 png_write_gAMA_fixed(png_structp png_ptr, png_fixed_point file_gamma) argument 693 /* file_gamma is saved in 1/100,000ths */ 694 png_save_uint_32(buf, (png_uint_32)file_gamma);
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