50                     png_uint_32* width, png_uint_32* height, png_byte* channels) {  in open_png()  argument
97     png_get_IHDR(*png_ptr, *info_ptr, width, height, &bit_depth,  in open_png()
143 static GRSurface* init_display_surface(png_uint_32 width, png_uint_32 height) {  in init_display_surface()  argument
144     GRSurface* surface = malloc_surface(width * height * 4);  in init_display_surface()
148     surface->height = height;  in init_display_surface()
205     png_uint_32 width, height;  in res_create_display_surface()  local
212     result = open_png(name, &png_ptr, &info_ptr, &width, &height, &channels);  in res_create_display_surface()
215     surface = init_display_surface(width, height);  in res_create_display_surface()
226     for (y = 0; y < height; ++y) {  in res_create_display_surface()
245     png_uint_32 width, height;  in res_create_multi_display_surface()  local
256     result = open_png(name, &png_ptr, &info_ptr, &width, &height, &channels);  in res_create_multi_display_surface()
270     if (height % *frames != 0) {  in res_create_multi_display_surface()
271         printf("bad height (%d) for frame count (%d)\n", height, *frames);  in res_create_multi_display_surface()
282         surface[i] = init_display_surface(width, height / *frames);  in res_create_multi_display_surface()
294     for (y = 0; y < height; ++y) {  in res_create_multi_display_surface()
324     png_uint_32 width, height;  in res_create_alpha_surface()  local
329     result = open_png(name, &png_ptr, &info_ptr, &width, &height, &channels);  in res_create_alpha_surface()
337     surface = malloc_surface(width * height);  in res_create_alpha_surface()
343     surface->height = height;  in res_create_alpha_surface()
353     for (y = 0; y < height; ++y) {  in res_create_alpha_surface()
390     png_uint_32 width, height;  in res_create_localized_alpha_surface()  local
400         surface->height = 0;  in res_create_localized_alpha_surface()
406     result = open_png(name, &png_ptr, &info_ptr, &width, &height, &channels);  in res_create_localized_alpha_surface()
415     for (y = 0; y < height; ++y) {  in res_create_localized_alpha_surface()
422         if (y+1+h >= height || matches_locale(loc, locale)) {  in res_create_localized_alpha_surface()
431             surface->height = h;  in res_create_localized_alpha_surface()