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windowscodecs: Handle broken TIFF files without a RowsPerStrip tag.

This commit is contained in:
Vincent Povirk 2011-04-21 01:17:07 -05:00 committed by Alexandre Julliard
parent 66b11a00b5
commit a08aa5391e
1 changed files with 5 additions and 2 deletions
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7
dlls/windowscodecs/tiffformat.c
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@ -462,8 +462,11 @@ static HRESULT tiff_get_decode_info(TIFF *tiff, tiff_decode_info *decode_info)
}
else
{
FIXME("missing RowsPerStrip value\n");
return E_FAIL;
/* Some broken TIFF files have a single strip and lack the RowsPerStrip tag */
decode_info->tile_height = decode_info->height;
decode_info->tile_width = decode_info->width;
decode_info->tile_stride = ((decode_info->bpp * decode_info->tile_width + 7)/8);
decode_info->tile_size = decode_info->tile_height * decode_info->tile_stride;
}
decode_info->resolution_unit = 0;