[PATCH v2 2/3] windowscodecs: Add tests and initial implementation for DdsFrameDecode_CopyPixels().

[Ziqing Hui]

Signed-off-by: Ziqing Hui 
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v2: (The differences are done in PATCH 1)
    * Use CreateComponentInfo() directly in get_pixel_format_bpp().
    * Add a pixel_format_bpp member in dds_frame_info.

dlls/windowscodecs/ddsformat.c       | 31 +++++++++-
 dlls/windowscodecs/tests/ddsformat.c | 91 ++++++++++++++++++++++++++--
 2 files changed, 115 insertions(+), 7 deletions(-)