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  /external/libpng/
example.c 240 screen_gamma = user-defined screen_gamma;
243 else if ((gamma_str = getenv("SCREEN_GAMMA")) != NULL)
245 screen_gamma = atof(gamma_str);
250 screen_gamma = 2.2; /* A good guess for a PC monitor in a dimly
252 screen_gamma = 1.7 or 1.0; /* A good guess for Mac systems */
264 png_set_gamma(png_ptr, screen_gamma, 0.45455);
269 png_set_gamma(png_ptr, screen_gamma, image_gamma);
271 png_set_gamma(png_ptr, screen_gamma, 0.45455);
pngrtran.c 542 /* Transform the image from the file_gamma to the screen_gamma. We
543 * only do transformations on images where the file_gamma and screen_gamma
564 png_ptr->screen_gamma = (float)scrn_gamma;
912 && (fabs(png_ptr->screen_gamma * png_ptr->gamma - 1.0)
958 g = (png_ptr->screen_gamma);
964 gs = 1.0 / (png_ptr->gamma * png_ptr->screen_gamma);
970 png_ptr->screen_gamma);
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libpng-1.2.44.txt     [all...]
libpng-1.2.46.txt     [all...]
libpng.3     [all...]
png.h     [all...]
CHANGES 216 cosmetic change "display_gamma" to "screen_gamma" in pngrtran.c
219 screen_gamma, viewing_gamma, and display_gamma.
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  /ndk/tests/build/issue20862-libpng-O0/jni/
pngrtran.c 327 png_ptr->screen_gamma = output_gamma;
804 png_ptr->screen_gamma = scrn_gamma;
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pngstruct.h 173 png_fixed_point screen_gamma; /* screen gamma value (display_exponent) */ member in struct:png_struct_def
png.h     [all...]
  /external/qemu/distrib/libpng-1.2.19/
pngrtran.c 517 /* Transform the image from the file_gamma to the screen_gamma. We
518 * only do transformations on images where the file_gamma and screen_gamma
536 png_ptr->screen_gamma = (float)scrn_gamma;
849 && (fabs(png_ptr->screen_gamma * png_ptr->gamma - 1.0)
895 g = (png_ptr->screen_gamma);
900 gs = 1.0 / (png_ptr->gamma * png_ptr->screen_gamma);
905 png_ptr->screen_gamma);
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png.h 1226 float screen_gamma; \/* screen gamma value (display_exponent) *\/ member in struct:png_struct_def
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  /external/libpng/contrib/gregbook/
rpng-win.c 208 /* If the user has set the SCREEN_GAMMA environment variable as suggested
213 if ((p = getenv("SCREEN_GAMMA")) != NULL)
rpng-x.c 222 /* If the user has set the SCREEN_GAMMA environment variable as suggested
227 if ((p = getenv("SCREEN_GAMMA")) != NULL)
wpng.c 233 /* If the user has set the SCREEN_GAMMA environment variable as suggested
238 if ((p = getenv("SCREEN_GAMMA")) != NULL) {
rpng2-win.c 325 /* If the user has set the SCREEN_GAMMA environment variable as suggested
330 if ((p = getenv("SCREEN_GAMMA")) != NULL)
    [all...]
rpng2-x.c 363 /* If the user has set the SCREEN_GAMMA environment variable as suggested
368 if ((p = getenv("SCREEN_GAMMA")) != NULL)
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