if (texture->resource.format_flags & WINED3DFMT_FLAG_DECOMPRESS)
    {
        struct wined3d_format temp;

        temp.decompress = format->decompress;
        format = wined3d_get_format(gl_info, WINED3DFMT_B8G8R8A8_UNORM, WINED3DUSAGE_TEXTURE);
        f = *format;
        f.conv_byte_count = format->byte_count;
        f.upload = temp.decompress;
        format = &f;
        texture->resource.format_flags &= ~WINED3DFMT_FLAG_BLOCKS;
    }