static void test_componentinfo(void)
{
IWICImagingFactory *factory;
IWICComponentInfo *info;
IWICBitmapDecoderInfo *decoderinfo;
IWICBitmapDecoder *decoder;
HRESULT hr;
WICBitmapPattern *patterns;
UINT pattern_count, pattern_size;
WICComponentType type;
GUID guidresult;
HGLOBAL hbmpdata;
char *bmpdata;
IStream *bmpstream;
BOOL boolresult;
hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER,
&IID_IWICImagingFactory, (void**)&factory);
ok(SUCCEEDED(hr), "CoCreateInstance failed, hr=%x\n", hr);
if (SUCCEEDED(hr))
{
hr = IWICImagingFactory_CreateComponentInfo(factory, &CLSID_WICBmpDecoder, &info);
ok(SUCCEEDED(hr), "CreateComponentInfo failed, hr=%x\n", hr);
if (SUCCEEDED(hr))
{
hr = IWICComponentInfo_GetComponentType(info, &type);
ok(SUCCEEDED(hr), "GetComponentType failed, hr=%x\n", hr);
ok(type == WICDecoder, "got %i, expected WICDecoder\n", type);
hr = IWICComponentInfo_QueryInterface(info, &IID_IWICBitmapDecoderInfo, (void**)&decoderinfo);
ok(SUCCEEDED(hr), "QueryInterface failed, hr=%x\n", hr);
if (SUCCEEDED(hr))
{
pattern_count = 0;
pattern_size = 0;
hr = IWICBitmapDecoderInfo_GetPatterns(decoderinfo, 0, NULL, &pattern_count, &pattern_size);
ok(SUCCEEDED(hr), "GetPatterns failed, hr=%x\n", hr);
ok(pattern_count != 0, "pattern count is 0\n");
ok(pattern_size > pattern_count * sizeof(WICBitmapPattern), "size=%i, count=%i\n", pattern_size, pattern_count);
patterns = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, pattern_size);
hr = IWICBitmapDecoderInfo_GetPatterns(decoderinfo, pattern_size, patterns, &pattern_count, &pattern_size);
ok(SUCCEEDED(hr), "GetPatterns failed, hr=%x\n", hr);
ok(pattern_count != 0, "pattern count is 0\n");
ok(pattern_size > pattern_count * sizeof(WICBitmapPattern), "size=%i, count=%i\n", pattern_size, pattern_count);
ok(patterns[0].Length != 0, "pattern length is 0\n");
ok(patterns[0].Pattern != NULL, "pattern is NULL\n");
ok(patterns[0].Mask != NULL, "mask is NULL\n");
pattern_size -= 1;
hr = IWICBitmapDecoderInfo_GetPatterns(decoderinfo, pattern_size, patterns, &pattern_count, &pattern_size);
ok(hr == WINCODEC_ERR_INSUFFICIENTBUFFER, "GetPatterns returned %x, expected WINCODEC_ERR_INSUFFICIENTBUFFER\n", hr);
HeapFree(GetProcessHeap(), 0, patterns);
hr = IWICBitmapDecoderInfo_CreateInstance(decoderinfo, &decoder);
ok(SUCCEEDED(hr), "CreateInstance failed, hr=%x\n", hr);
if (SUCCEEDED(hr))
{
hr = IWICBitmapDecoder_GetContainerFormat(decoder, &guidresult);
ok(SUCCEEDED(hr), "GetContainerFormat failed, hr=%x\n", hr);
ok(IsEqualGUID(&guidresult, &GUID_ContainerFormatBmp), "unexpected container format\n");
IWICBitmapDecoder_Release(decoder);
}
hbmpdata = GlobalAlloc(GMEM_MOVEABLE, sizeof(testbmp_rle4));
ok(hbmpdata != 0, "GlobalAlloc failed\n");
if (hbmpdata)
{
bmpdata = GlobalLock(hbmpdata);
memcpy(bmpdata, testbmp_rle4, sizeof(testbmp_rle4));
GlobalUnlock(hbmpdata);
hr = CreateStreamOnHGlobal(hbmpdata, FALSE, &bmpstream);
ok(SUCCEEDED(hr), "CreateStreamOnHGlobal failed, hr=%x\n", hr);
if (SUCCEEDED(hr))
{
boolresult = 0;
hr = IWICBitmapDecoderInfo_MatchesPattern(decoderinfo, bmpstream, &boolresult);
ok(SUCCEEDED(hr), "MatchesPattern failed, hr=%x\n", hr);
ok(boolresult, "pattern not matched\n");
IStream_Release(bmpstream);
}
GlobalFree(hbmpdata);
}
IWICBitmapDecoderInfo_Release(decoderinfo);
}
IWICComponentInfo_Release(info);
}
IWICImagingFactory_Release(factory);
}
}
static IWICBitmapDecoder *find_decoder(IStream *pIStream, const GUID *pguidVendor,
WICDecodeOptions metadataOptions)
{
IEnumUnknown *enumdecoders;
IUnknown *unkdecoderinfo;
IWICBitmapDecoderInfo *decoderinfo;
IWICBitmapDecoder *decoder = NULL;
GUID vendor;
HRESULT res;
ULONG num_fetched;
BOOL matches;
res = CreateComponentEnumerator(WICDecoder, WICComponentEnumerateDefault, &enumdecoders);
if (FAILED(res)) return NULL;
while (!decoder)
{
res = IEnumUnknown_Next(enumdecoders, 1, &unkdecoderinfo, &num_fetched);
if (res == S_OK)
{
res = IUnknown_QueryInterface(unkdecoderinfo, &IID_IWICBitmapDecoderInfo, (void**)&decoderinfo);
if (SUCCEEDED(res))
{
if (pguidVendor)
{
res = IWICBitmapDecoderInfo_GetVendorGUID(decoderinfo, &vendor);
if (FAILED(res) || !IsEqualIID(&vendor, pguidVendor))
{
IWICBitmapDecoderInfo_Release(decoderinfo);
IUnknown_Release(unkdecoderinfo);
continue;
}
}
res = IWICBitmapDecoderInfo_MatchesPattern(decoderinfo, pIStream, &matches);
if (SUCCEEDED(res) && matches)
{
res = IWICBitmapDecoderInfo_CreateInstance(decoderinfo, &decoder);
/* FIXME: should use QueryCapability to choose a decoder */
if (SUCCEEDED(res))
{
res = IWICBitmapDecoder_Initialize(decoder, pIStream, metadataOptions);
if (FAILED(res))
{
IWICBitmapDecoder_Release(decoder);
decoder = NULL;
}
}
}
IWICBitmapDecoderInfo_Release(decoderinfo);
}
IUnknown_Release(unkdecoderinfo);
}
else
break;
}
IEnumUnknown_Release(enumdecoders);
return decoder;
}
static HRESULT WINAPI ImagingFactory_CreateDecoderFromStream(
IWICImagingFactory *iface, IStream *pIStream, const GUID *pguidVendor,
WICDecodeOptions metadataOptions, IWICBitmapDecoder **ppIDecoder)
{
static int fixme=0;
IEnumUnknown *enumdecoders;
IUnknown *unkdecoderinfo;
IWICBitmapDecoderInfo *decoderinfo;
IWICBitmapDecoder *decoder=NULL;
HRESULT res=S_OK;
ULONG num_fetched;
BOOL matches;
TRACE("(%p,%p,%s,%u,%p)\n", iface, pIStream, debugstr_guid(pguidVendor),
metadataOptions, ppIDecoder);
if (pguidVendor && !fixme++)
FIXME("ignoring vendor GUID\n");
res = CreateComponentEnumerator(WICDecoder, WICComponentEnumerateDefault, &enumdecoders);
if (FAILED(res)) return res;
while (!decoder)
{
res = IEnumUnknown_Next(enumdecoders, 1, &unkdecoderinfo, &num_fetched);
if (res == S_OK)
{
res = IUnknown_QueryInterface(unkdecoderinfo, &IID_IWICBitmapDecoderInfo, (void**)&decoderinfo);
if (SUCCEEDED(res))
{
res = IWICBitmapDecoderInfo_MatchesPattern(decoderinfo, pIStream, &matches);
if (SUCCEEDED(res) && matches)
{
res = IWICBitmapDecoderInfo_CreateInstance(decoderinfo, &decoder);
/* FIXME: should use QueryCapability to choose a decoder */
if (SUCCEEDED(res))
{
res = IWICBitmapDecoder_Initialize(decoder, pIStream, metadataOptions);
if (FAILED(res))
{
IWICBitmapDecoder_Release(decoder);
decoder = NULL;
}
}
}
IWICBitmapDecoderInfo_Release(decoderinfo);
}
IUnknown_Release(unkdecoderinfo);
}
else
break;
}
IEnumUnknown_Release(enumdecoders);
if (decoder)
{
*ppIDecoder = decoder;
return S_OK;
}
else
{
if (WARN_ON(wincodecs))
{
LARGE_INTEGER seek;
BYTE data[4];
ULONG bytesread;
WARN("failed to load from a stream\n");
seek.QuadPart = 0;
res = IStream_Seek(pIStream, seek, STREAM_SEEK_SET, NULL);
if (SUCCEEDED(res))
res = IStream_Read(pIStream, data, 4, &bytesread);
if (SUCCEEDED(res))
WARN("first %i bytes of stream=%x %x %x %x\n", bytesread, data[0], data[1], data[2], data[3]);
}
*ppIDecoder = NULL;
return WINCODEC_ERR_COMPONENTNOTFOUND;
}
}
