Lines Matching defs:png_ptr
109 png_combine_row(png_structp png_ptr, png_bytep row, int mask)
120 png_warning(png_ptr, "asm_flags may not have been initialized");
127 png_memcpy(row, png_ptr->row_buf + 1,
128 (png_size_t)PNG_ROWBYTES(png_ptr->row_info.pixel_depth,
129 png_ptr->width));
135 switch (png_ptr->row_info.pixel_depth)
146 sp = png_ptr->row_buf + 1;
150 if (png_ptr->transformations & PNG_PACKSWAP)
166 for (i = 0; i < png_ptr->width; i++)
204 sp = png_ptr->row_buf + 1;
208 if (png_ptr->transformations & PNG_PACKSWAP)
224 for (i = 0; i < png_ptr->width; i++)
259 sp = png_ptr->row_buf + 1;
263 if (png_ptr->transformations & PNG_PACKSWAP)
278 for (i = 0; i < png_ptr->width; i++)
314 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_COMBINE_ROW)
320 srcptr = png_ptr->row_buf + 1;
324 len = png_ptr->width &~7; /*reduce to multiple of 8 */
325 diff = png_ptr->width & 7; /*amount lost */
388 register int disp = png_pass_inc[png_ptr->pass];
391 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
392 srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
394 dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;
395 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
396 final_val = png_ptr->width*pixel_bytes;
419 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_COMBINE_ROW)
425 srcptr = png_ptr->row_buf + 1;
429 len = (png_ptr->width)&~7;
430 diff = (png_ptr->width)&7;
504 register int disp = png_pass_inc[png_ptr->pass];
507 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
508 srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
510 dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;
511 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
512 final_val = png_ptr->width*pixel_bytes;
536 srcptr = png_ptr->row_buf + 1;
540 len = (png_ptr->width)&~7;
541 diff = (png_ptr->width)&7;
544 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_COMBINE_ROW)
639 register int disp = png_pass_inc[png_ptr->pass];
642 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
643 srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
645 dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;
646 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
647 final_val = png_ptr->width*pixel_bytes;
672 srcptr = png_ptr->row_buf + 1;
676 len = (png_ptr->width)&~7;
677 diff = (png_ptr->width)&7;
680 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_COMBINE_ROW)
783 register int disp = png_pass_inc[png_ptr->pass];
786 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
787 srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
789 dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;
790 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
791 final_val = png_ptr->width*pixel_bytes;
819 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_COMBINE_ROW)
825 srcptr = png_ptr->row_buf + 1;
829 len = (png_ptr->width)&~7;
830 diff = (png_ptr->width)&7;
945 register int disp = png_pass_inc[png_ptr->pass];
948 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
949 srcptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
951 dstptr = row + offset_table[png_ptr->pass]*pixel_bytes;
952 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
953 final_val = png_ptr->width*pixel_bytes;
973 register int disp = png_pass_inc[png_ptr->pass]; /* get the offset */
976 pixel_bytes = (png_ptr->row_info.pixel_depth >> 3);
977 sptr = png_ptr->row_buf + 1 + offset_table[png_ptr->pass]*
979 dp = row + offset_table[png_ptr->pass]*pixel_bytes;
980 initial_val = offset_table[png_ptr->pass]*pixel_bytes;
981 final_val = png_ptr->width*pixel_bytes;
991 } /* end switch (png_ptr->row_info.pixel_depth) */
1000 png_do_read_interlace(png_structp png_ptr)
1002 png_row_infop row_info = &(png_ptr->row_info);
1003 png_bytep row = png_ptr->row_buf + 1;
1004 int pass = png_ptr->pass;
1005 png_uint_32 transformations = png_ptr->transformations;
1015 png_warning(png_ptr, "asm_flags may not have been initialized");
1218 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_INTERLACE)
3676 png_read_filter_row(png_structp png_ptr, png_row_infop row_info, png_bytep
3686 png_warning(png_ptr, "asm_flags may not have been initialized");
3699 (png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_SUB)? "MMX" : "x86");
3702 (png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_UP)? "MMX" : "x86");
3705 (png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_AVG)? "MMX" : "x86");
3708 (png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_PAETH)? "MMX":"x86");
3723 png_debug2(0,"row=%5d, %s, ", png_ptr->row_number, filnm);
3737 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_SUB) &&
3738 (row_info->pixel_depth >= png_ptr->mmx_bitdepth_threshold) &&
3739 (row_info->rowbytes >= png_ptr->mmx_rowbytes_threshold))
3766 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_UP) &&
3767 (row_info->pixel_depth >= png_ptr->mmx_bitdepth_threshold) &&
3768 (row_info->rowbytes >= png_ptr->mmx_rowbytes_threshold))
3794 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_AVG) &&
3795 (row_info->pixel_depth >= png_ptr->mmx_bitdepth_threshold) &&
3796 (row_info->rowbytes >= png_ptr->mmx_rowbytes_threshold))
3832 if ((png_ptr->asm_flags & PNG_ASM_FLAG_MMX_READ_FILTER_PAETH) &&
3833 (row_info->pixel_depth >= png_ptr->mmx_bitdepth_threshold) &&
3834 (row_info->rowbytes >= png_ptr->mmx_rowbytes_threshold))
3897 png_warning(png_ptr, "Ignoring bad row filter type");