Searched refs:upper_left (Results 1 – 1 of 1) sorted by relevance
313 uint8_t upper_left = 0; in PNG_PredictorEncode() local315 upper_left = pSrcData[byte - row_size - BytesPerPixel]; in PNG_PredictorEncode()318 pSrcData[byte] - PaethPredictor(left, up, upper_left); in PNG_PredictorEncode()387 uint8_t upper_left = 0; in PNG_PredictLine() local389 upper_left = pLastLine[byte - BytesPerPixel]; in PNG_PredictLine()391 pDestData[byte] = raw_byte + PaethPredictor(left, up, upper_left); in PNG_PredictLine()472 uint8_t upper_left = 0; in PNG_Predictor() local474 upper_left = pDestData[byte - row_size - BytesPerPixel]; in PNG_Predictor()476 pDestData[byte] = raw_byte + PaethPredictor(left, up, upper_left); in PNG_Predictor()