Lines Matching refs:prev_row
1768 png_ptr->prev_row = (png_bytep)png_malloc(png_ptr, (png_uint_32)buf_size);
1769 png_memset(png_ptr->prev_row, 0, buf_size);
1885 if (png_ptr->prev_row != NULL)
1886 png_memset(png_ptr->prev_row, 0,
2113 png_bytep prev_row, best_row, row_buf;
2125 prev_row = png_ptr->prev_row;
2331 pp = prev_row + 1; i < row_bytes;
2379 pp = prev_row + 1; i < row_bytes; i++)
2433 pp = prev_row + 1; i < bpp; i++)
2484 pp = prev_row + 1; i < bpp; i++)
2545 pp = prev_row + 1; i < bpp; i++)
2550 for (lp = row_buf + 1, cp = prev_row + 1; i < row_bytes; i++)
2617 pp = prev_row + 1; i < bpp; i++)
2624 for (lp = row_buf + 1, cp = prev_row + 1; i < row_bytes; i++)
2760 if (png_ptr->prev_row != NULL)
2764 tptr = png_ptr->prev_row;
2765 png_ptr->prev_row = png_ptr->row_buf;
