diff --git a/dll/directx/wine/d3dx9_36/surface.c b/dll/directx/wine/d3dx9_36/surface.c index cf8286e..6e2c10a 100644 --- a/dll/directx/wine/d3dx9_36/surface.c +++ b/dll/directx/wine/d3dx9_36/surface.c @@ -954,6 +954,24 @@ HRESULT WINAPI D3DXGetImageInfoFromFileInMemory(const void *data, UINT datasize, } } + /* For 32 bpp BMP, windowscodecs.dll never returns a format with alpha while + * d3dx9_xx.dll returns one if at least 1 pixel has a non zero alpha component */ + if (SUCCEEDED(hr) && (info->Format == D3DFMT_X8R8G8B8) && (info->ImageFileFormat == D3DXIFF_BMP)) { + DWORD size = sizeof(DWORD) * info->Width * info->Height; + BYTE *buffer = HeapAlloc(GetProcessHeap(), 0, size); + hr = IWICBitmapFrameDecode_CopyPixels(frame, NULL, sizeof(DWORD) * info->Width, size, buffer); + if (SUCCEEDED(hr)) { + DWORD i; + for (i = 0; i < info->Width * info->Height; i++) { + if (buffer[i*4+3]) { + info->Format = D3DFMT_A8R8G8B8; + break; + } + } + } + HeapFree(GetProcessHeap(), 0, buffer); + } + if (frame) IWICBitmapFrameDecode_Release(frame); diff --git a/modules/rostests/winetests/d3dx9_36/surface.c b/modules/rostests/winetests/d3dx9_36/surface.c index b7c52a2..2c83dc2 100644 --- a/modules/rostests/winetests/d3dx9_36/surface.c +++ b/modules/rostests/winetests/d3dx9_36/surface.c @@ -67,6 +67,24 @@ static const unsigned char bmp_8bpp[] = { 0x00,0x00 }; +/* 2x2 bmp (32 bpp XRGB) */ +static const unsigned char bmp_32bpp_xrgb[] = { +0x42,0x4d,0x46,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x36,0x00,0x00,0x00,0x28,0x00, +0x00,0x00,0x02,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x01,0x00,0x20,0x00,0x00,0x00, +0x00,0x00,0x10,0x00,0x00,0x00,0x12,0x0b,0x00,0x00,0x12,0x0b,0x00,0x00,0x00,0x00, +0x00,0x00,0x00,0x00,0x00,0x00,0xa0,0xb0,0xc0,0x00,0xa1,0xb1,0xc1,0x00,0xa2,0xb2, +0xc2,0x00,0xa3,0xb3,0xc3,0x00 +}; + +/* 2x2 bmp (32 bpp ARGB) */ +static const unsigned char bmp_32bpp_argb[] = { +0x42,0x4d,0x46,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x36,0x00,0x00,0x00,0x28,0x00, +0x00,0x00,0x02,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x01,0x00,0x20,0x00,0x00,0x00, +0x00,0x00,0x10,0x00,0x00,0x00,0x12,0x0b,0x00,0x00,0x12,0x0b,0x00,0x00,0x00,0x00, +0x00,0x00,0x00,0x00,0x00,0x00,0xa0,0xb0,0xc0,0x00,0xa1,0xb1,0xc1,0x00,0xa2,0xb2, +0xc2,0x00,0xa3,0xb3,0xc3,0x01 +}; + static const unsigned char png_grayscale[] = { 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d, 0x49, @@ -559,6 +577,14 @@ static void test_D3DXGetImageInfo(void) ok(hr == D3D_OK, "D3DXGetImageInfoFromFileInMemory returned %#x, expected %#x\n", hr, D3D_OK); ok(info.Depth == 1, "Got depth %u, expected 1\n", info.Depth); ok(info.Format == D3DFMT_P8, "Got format %u, expected %u\n", info.Format, D3DFMT_P8); + hr = D3DXGetImageInfoFromFileInMemory(bmp_32bpp_xrgb, sizeof(bmp_32bpp_xrgb), &info); + ok(hr == D3D_OK, "D3DXGetImageInfoFromFileInMemory returned %#x, expected %#x\n", hr, D3D_OK); + ok(info.Depth == 1, "Got depth %u, expected 1\n", info.Depth); + ok(info.Format == D3DFMT_X8R8G8B8, "Got format %u, expected %u\n", info.Format, D3DFMT_X8R8G8B8); + hr = D3DXGetImageInfoFromFileInMemory(bmp_32bpp_argb, sizeof(bmp_32bpp_argb), &info); + ok(hr == D3D_OK, "D3DXGetImageInfoFromFileInMemory returned %#x, expected %#x\n", hr, D3D_OK); + ok(info.Depth == 1, "Got depth %u, expected 1\n", info.Depth); + ok(info.Format == D3DFMT_A8R8G8B8, "Got format %u, expected %u\n", info.Format, D3DFMT_A8R8G8B8); /* Grayscale PNG */ hr = D3DXGetImageInfoFromFileInMemory(png_grayscale, sizeof(png_grayscale), &info);