Searched refs:output_alpha (Results 1 – 3 of 3) sorted by relevance
| /third_party/ffmpeg/libavcodec/ |
| D | pngdec.c | 1131 uint8_t foreground_alpha, background_alpha, output_alpha; in handle_p_frame_apng() local
1169 … output_alpha = foreground_alpha + FAST_DIV255((255 - foreground_alpha) * background_alpha); in handle_p_frame_apng()
1174 if (output_alpha == 0) { in handle_p_frame_apng()
1179 …oreground[b] + (255 - foreground_alpha) * background_alpha * background[b]) / (255 * output_alpha); in handle_p_frame_apng()
1182 output[b] = output_alpha; in handle_p_frame_apng()
|
| /third_party/flutter/skia/third_party/externals/libpng/contrib/libtests/ |
| D | pngvalid.c | 10278 unsigned int output_alpha = 65536 /* as a flag value */; in gamma_image_validate() local
10283 output_alpha = out_palette[out_index].alpha; in gamma_image_validate()
10287 output_alpha = sample(pRow, out_ct, out_bd, x, in gamma_image_validate()
10290 if (output_alpha != 65536) in gamma_image_validate()
10292 output_alpha, -1/*alpha*/, 0/*background*/); in gamma_image_validate()
|
| /third_party/skia/third_party/externals/libpng/contrib/libtests/ |
| D | pngvalid.c | 10278 unsigned int output_alpha = 65536 /* as a flag value */; in gamma_image_validate() local
10283 output_alpha = out_palette[out_index].alpha; in gamma_image_validate()
10287 output_alpha = sample(pRow, out_ct, out_bd, x, in gamma_image_validate()
10290 if (output_alpha != 65536) in gamma_image_validate()
10292 output_alpha, -1/*alpha*/, 0/*background*/); in gamma_image_validate()
|