Cross Reference: /external/libpng/pngwtran.c

Lines Matching defs:row_info
21  * row_info bit depth should be 8 (one pixel per byte).  The channels
25 png_do_pack(png_row_infop row_info, png_bytep row, png_uint_32 bit_depth)
29    if (row_info->bit_depth == 8 &&
30       row_info->channels == 1)
39             png_uint_32 row_width = row_info->width;
76             png_uint_32 row_width = row_info->width;
115             png_uint_32 row_width = row_info->width;
153       row_info->bit_depth = (png_byte)bit_depth;
154       row_info->pixel_depth = (png_byte)(bit_depth * row_info->channels);
155       row_info->rowbytes = PNG_ROWBYTES(row_info->pixel_depth,
156           row_info->width);
164  * according to row_info->bit_depth.  Thus, if you had a row of
170 png_do_shift(png_row_infop row_info, png_bytep row,
175    if (row_info->color_type != PNG_COLOR_TYPE_PALETTE)
180       if (row_info->color_type & PNG_COLOR_MASK_COLOR)
182          shift_start[channels] = row_info->bit_depth - bit_depth->red;
186          shift_start[channels] = row_info->bit_depth - bit_depth->green;
190          shift_start[channels] = row_info->bit_depth - bit_depth->blue;
197          shift_start[channels] = row_info->bit_depth - bit_depth->gray;
202       if (row_info->color_type & PNG_COLOR_MASK_ALPHA)
204          shift_start[channels] = row_info->bit_depth - bit_depth->alpha;
210       if (row_info->bit_depth < 8)
215          png_size_t row_bytes = row_info->rowbytes;
217          if (bit_depth->gray == 1 && row_info->bit_depth == 2)
220          else if (row_info->bit_depth == 4 && bit_depth->gray == 3)
247       else if (row_info->bit_depth == 8)
251          png_uint_32 istop = channels * row_info->width;
280          png_uint_32 istop = channels * row_info->width;
309 png_do_write_swap_alpha(png_row_infop row_info, png_bytep row)
314       if (row_info->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
316          if (row_info->bit_depth == 8)
321             png_uint_32 row_width = row_info->width;
339             png_uint_32 row_width = row_info->width;
359       else if (row_info->color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
361          if (row_info->bit_depth == 8)
366             png_uint_32 row_width = row_info->width;
382             png_uint_32 row_width = row_info->width;
403 png_do_write_invert_alpha(png_row_infop row_info, png_bytep row)
408       if (row_info->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
410          if (row_info->bit_depth == 8)
415             png_uint_32 row_width = row_info->width;
435             png_uint_32 row_width = row_info->width;
455       else if (row_info->color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
457          if (row_info->bit_depth == 8)
462             png_uint_32 row_width = row_info->width;
477             png_uint_32 row_width = row_info->width;
500 png_do_write_transformations(png_structrp png_ptr, png_row_infop row_info)
513              row_info,  /* row_info: */
525       png_do_strip_channel(row_info, png_ptr->row_buf + 1,
531       png_do_packswap(row_info, png_ptr->row_buf + 1);
536       png_do_pack(row_info, png_ptr->row_buf + 1,
542       png_do_swap(row_info, png_ptr->row_buf + 1);
547       png_do_shift(row_info, png_ptr->row_buf + 1,
553       png_do_write_swap_alpha(row_info, png_ptr->row_buf + 1);
558       png_do_write_invert_alpha(row_info, png_ptr->row_buf + 1);
563       png_do_bgr(row_info, png_ptr->row_buf + 1);
568       png_do_invert(row_info, png_ptr->row_buf + 1);