Ziqing Hui : windowscodecs: Introduce get_dds_format() to replace get_dxgi_format().
Alexandre Julliard
julliard at winehq.org
Tue Aug 25 16:16:58 CDT 2020
Module: wine
Branch: master
Commit: a017f701f3bc60e66dcd46c8f6d0127c13331ddf
URL: https://source.winehq.org/git/wine.git/?a=commit;h=a017f701f3bc60e66dcd46c8f6d0127c13331ddf
Author: Ziqing Hui <zhui at codeweavers.com>
Date: Tue Aug 25 22:00:47 2020 +0800
windowscodecs: Introduce get_dds_format() to replace get_dxgi_format().
Signed-off-by: Ziqing Hui <zhui at codeweavers.com>
Signed-off-by: Esme Povirk <esme at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/windowscodecs/ddsformat.c | 31 +++++++++++++++++--------------
1 file changed, 17 insertions(+), 14 deletions(-)
diff --git a/dlls/windowscodecs/ddsformat.c b/dlls/windowscodecs/ddsformat.c
index 75fa911797..d16fc9700d 100644
--- a/dlls/windowscodecs/ddsformat.c
+++ b/dlls/windowscodecs/ddsformat.c
@@ -166,7 +166,7 @@ static struct dds_format {
const GUID *wic_format;
UINT wic_format_bpp;
DXGI_FORMAT dxgi_format;
-} dds_formats[] = {
+} dds_format_table[] = {
{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '1'), 0, 0, 0, 0, 0 },
&GUID_WICPixelFormat32bppPBGRA, 32, DXGI_FORMAT_BC1_UNORM },
{ { sizeof(DDS_PIXELFORMAT), DDPF_FOURCC, MAKEFOURCC('D', 'X', 'T', '2'), 0, 0, 0, 0, 0 },
@@ -239,7 +239,8 @@ static struct dds_format {
{ { sizeof(DDS_PIXELFORMAT), DDPF_LUMINANCE, 0, 16, 0xFF,0,0,0xFF00 },
&GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_R8G8_UNORM },
{ { sizeof(DDS_PIXELFORMAT), DDPF_LUMINANCE, 0, 8, 0xFF,0,0,0 },
- &GUID_WICPixelFormat8bppGray, 8, DXGI_FORMAT_R8_UNORM }
+ &GUID_WICPixelFormat8bppGray, 8, DXGI_FORMAT_R8_UNORM },
+ { { 0 }, &GUID_WICPixelFormatUndefined, 0, DXGI_FORMAT_UNKNOWN }
};
static DXGI_FORMAT compressed_formats[] = {
@@ -289,23 +290,23 @@ static WICDdsDimension get_dimension(DDS_HEADER *header, DDS_HEADER_DXT10 *heade
}
}
-static DXGI_FORMAT get_dxgi_format(DDS_PIXELFORMAT *pixel_format)
+static struct dds_format *get_dds_format(DDS_PIXELFORMAT *pixel_format)
{
UINT i;
- for (i = 0; i < ARRAY_SIZE(dds_formats); i++)
+ for (i = 0; i < ARRAY_SIZE(dds_format_table); i++)
{
- if ((pixel_format->flags & dds_formats[i].pixel_format.flags) &&
- (pixel_format->fourCC == dds_formats[i].pixel_format.fourCC) &&
- (pixel_format->rgbBitCount == dds_formats[i].pixel_format.rgbBitCount) &&
- (pixel_format->rBitMask == dds_formats[i].pixel_format.rBitMask) &&
- (pixel_format->gBitMask == dds_formats[i].pixel_format.gBitMask) &&
- (pixel_format->bBitMask == dds_formats[i].pixel_format.bBitMask) &&
- (pixel_format->aBitMask == dds_formats[i].pixel_format.aBitMask))
- return dds_formats[i].dxgi_format;
+ if ((pixel_format->flags & dds_format_table[i].pixel_format.flags) &&
+ (pixel_format->fourCC == dds_format_table[i].pixel_format.fourCC) &&
+ (pixel_format->rgbBitCount == dds_format_table[i].pixel_format.rgbBitCount) &&
+ (pixel_format->rBitMask == dds_format_table[i].pixel_format.rBitMask) &&
+ (pixel_format->gBitMask == dds_format_table[i].pixel_format.gBitMask) &&
+ (pixel_format->bBitMask == dds_format_table[i].pixel_format.bBitMask) &&
+ (pixel_format->aBitMask == dds_format_table[i].pixel_format.aBitMask))
+ return dds_format_table + i;
}
- return DXGI_FORMAT_UNKNOWN;
+ return dds_format_table + ARRAY_SIZE(dds_format_table) - 1;
}
static WICDdsAlphaMode get_alpha_mode_from_fourcc(DWORD fourcc)
@@ -452,6 +453,7 @@ static void get_dds_info(dds_info* info, DDS_HEADER *header, DDS_HEADER_DXT10 *h
{
int i;
UINT depth;
+ struct dds_format *format_info;
info->width = header->width;
info->height = header->height;
@@ -461,6 +463,7 @@ static void get_dds_info(dds_info* info, DDS_HEADER *header, DDS_HEADER_DXT10 *h
if (header->depth) info->depth = header->depth;
if (header->mipMapCount) info->mip_levels = header->mipMapCount;
+ format_info = get_dds_format(&header->ddspf);
if (has_extended_header(header)) {
if (header_dxt10->arraySize) info->array_size = header_dxt10->arraySize;
info->format = header_dxt10->dxgiFormat;
@@ -468,7 +471,7 @@ static void get_dds_info(dds_info* info, DDS_HEADER *header, DDS_HEADER_DXT10 *h
info->alpha_mode = header_dxt10->miscFlags2 & 0x00000008;
info->data_offset = sizeof(DWORD) + sizeof(*header) + sizeof(*header_dxt10);
} else {
- info->format = get_dxgi_format(&header->ddspf);
+ info->format = format_info->dxgi_format;
info->dimension = get_dimension(header, NULL);
info->alpha_mode = get_alpha_mode_from_fourcc(header->ddspf.fourCC);
info->data_offset = sizeof(DWORD) + sizeof(*header);
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