Searched refs:prev_line (Results 1 – 1 of 1) sorted by relevance
400 uint8_t *prev_line, unsigned len) in png_filter_up() argument404 if (prev_line) { in png_filter_up()406 out[i] = in[i] + prev_line[i]; in png_filter_up()413 uint8_t *prev_line, unsigned len) in png_filter_average() argument421 if (prev_line) in png_filter_average()422 b = prev_line[i]; in png_filter_average()455 png_filter_paeth(unsigned stride, uint8_t *in, uint8_t *out, uint8_t *prev_line, in png_filter_paeth() argument464 if (prev_line && i >= stride) { in png_filter_paeth()466 b = prev_line[i]; in png_filter_paeth()467 c = prev_line[i - stride]; in png_filter_paeth()[all …]