foreground_alpha (reference) in projects: third_party - OpenGrok search results

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Searched refs:foreground_alpha (Results 1 - 1 of 1) sorted by relevance

/third_party/ffmpeg/libavcodec/
H A D	pngdec.c	1120 uint8_t foreground_alpha, background_alpha, output_alpha; in handle_p_frame_apng() local 1124 // output_alpha = foreground_alpha + (1 - foreground_alpha) * background_alpha in handle_p_frame_apng() 1125 // output = (foreground_alpha * foreground + (1 - foreground_alpha) * background_alpha * background) / output_alpha in handle_p_frame_apng() 1129 foreground_alpha = foreground[3]; in handle_p_frame_apng() 1134 foreground_alpha = foreground[1]; in handle_p_frame_apng() 1139 if (foreground_alpha == 255) in handle_p_frame_apng() 1142 if (foreground_alpha == 0) { in handle_p_frame_apng() 1147 output_alpha = foreground_alpha in handle_p_frame_apng() [all...]

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