634 png_do_write_intrapixel(png_row_infop row_info, png_bytep row)  in png_do_write_intrapixel()  argument
638    if ((row_info->color_type & PNG_COLOR_MASK_COLOR) != 0)  in png_do_write_intrapixel()
641       png_uint_32 row_width = row_info->width;  in png_do_write_intrapixel()
642       if (row_info->bit_depth == 8)  in png_do_write_intrapixel()
647          if (row_info->color_type == PNG_COLOR_TYPE_RGB)  in png_do_write_intrapixel()
650          else if (row_info->color_type == PNG_COLOR_TYPE_RGB_ALPHA)  in png_do_write_intrapixel()
664       else if (row_info->bit_depth == 16)  in png_do_write_intrapixel()
669          if (row_info->color_type == PNG_COLOR_TYPE_RGB)  in png_do_write_intrapixel()
672          else if (row_info->color_type == PNG_COLOR_TYPE_RGB_ALPHA)  in png_do_write_intrapixel()
701    png_row_info row_info;  in png_write_row()  local
827    row_info.color_type = png_ptr->color_type;  in png_write_row()
828    row_info.width = png_ptr->usr_width;  in png_write_row()
829    row_info.channels = png_ptr->usr_channels;  in png_write_row()
830    row_info.bit_depth = png_ptr->usr_bit_depth;  in png_write_row()
831    row_info.pixel_depth = (png_byte)(row_info.bit_depth * row_info.channels);  in png_write_row()
832    row_info.rowbytes = PNG_ROWBYTES(row_info.pixel_depth, row_info.width);  in png_write_row()
834    png_debug1(3, "row_info->color_type = %d", row_info.color_type);  in png_write_row()
835    png_debug1(3, "row_info->width = %u", row_info.width);  in png_write_row()
836    png_debug1(3, "row_info->channels = %d", row_info.channels);  in png_write_row()
837    png_debug1(3, "row_info->bit_depth = %d", row_info.bit_depth);  in png_write_row()
838    png_debug1(3, "row_info->pixel_depth = %d", row_info.pixel_depth);  in png_write_row()
839    png_debug1(3, "row_info->rowbytes = %lu", (unsigned long)row_info.rowbytes);  in png_write_row()
842    memcpy(png_ptr->row_buf + 1, row, row_info.rowbytes);  in png_write_row()
849       png_do_write_interlace(&row_info, png_ptr->row_buf + 1, png_ptr->pass);  in png_write_row()
851       if (row_info.width == 0)  in png_write_row()
862       png_do_write_transformations(png_ptr, &row_info);  in png_write_row()
868    if (row_info.pixel_depth != png_ptr->pixel_depth ||  in png_write_row()
869        row_info.pixel_depth != png_ptr->transformed_pixel_depth)  in png_write_row()
886       png_do_write_intrapixel(&row_info, png_ptr->row_buf + 1);  in png_write_row()
893    if (row_info.color_type == PNG_COLOR_TYPE_PALETTE &&  in png_write_row()
895       png_do_check_palette_indexes(png_ptr, &row_info);  in png_write_row()
899    png_write_find_filter(png_ptr, &row_info);  in png_write_row()