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mfreadwrite/reader: Split source_reader_create_decoder_for_stream helper.

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Rémi Bernon 2024-01-24 22:01:14 +01:00 • committed by Alexandre Julliard
parent f9dd0fca4c
commit 7325dd4a5a
1 changed files with 29 additions and 32 deletions
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61
dlls/mfreadwrite/reader.c
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@ -1825,56 +1825,53 @@ static HRESULT source_reader_configure_decoder(struct source_reader *reader, DWO
return MF_E_TOPO_CODEC_NOT_FOUND;
}
static HRESULT source_reader_create_decoder_for_stream(struct source_reader *reader, DWORD index, IMFMediaType *output_type)
static HRESULT source_reader_create_transform(struct source_reader *reader, DWORD index,
IMFMediaType *input_type, IMFMediaType *output_type)
{
MFT_REGISTER_TYPE_INFO in_type, out_type;
CLSID *clsids, mft_clsid, category;
unsigned int i = 0, count;
IMFMediaType *input_type;
GUID *classes, category;
HRESULT hr;
UINT count;
/* TODO: should we check if the source type is compressed? */
if (FAILED(hr = IMFMediaType_GetMajorType(output_type, &out_type.guidMajorType)))
if (FAILED(hr = IMFMediaType_GetMajorType(input_type, &in_type.guidMajorType))
|| FAILED(hr = IMFMediaType_GetGUID(input_type, &MF_MT_SUBTYPE, &in_type.guidSubtype)))
return hr;
if (FAILED(hr = IMFMediaType_GetMajorType(output_type, &out_type.guidMajorType))
|| FAILED(hr = IMFMediaType_GetGUID(output_type, &MF_MT_SUBTYPE, &out_type.guidSubtype)))
return hr;
if (IsEqualGUID(&out_type.guidMajorType, &MFMediaType_Video))
{
category = MFT_CATEGORY_VIDEO_DECODER;
}
else if (IsEqualGUID(&out_type.guidMajorType, &MFMediaType_Audio))
{
category = MFT_CATEGORY_AUDIO_DECODER;
}
else
{
WARN("Unhandled major type %s.\n", debugstr_guid(&out_type.guidMajorType));
return MF_E_TOPO_CODEC_NOT_FOUND;
count = 0;
if (SUCCEEDED(hr = MFTEnum(category, 0, &in_type, &out_type, NULL, &classes, &count)))
{
if (!count)
return MF_E_TOPO_CODEC_NOT_FOUND;
/* TODO: Should we iterate over all of them? */
hr = source_reader_configure_decoder(reader, index, &classes[0], input_type, output_type);
CoTaskMemFree(classes);
}
if (FAILED(hr = IMFMediaType_GetGUID(output_type, &MF_MT_SUBTYPE, &out_type.guidSubtype)))
return hr;
return hr;
}
in_type.guidMajorType = out_type.guidMajorType;
static HRESULT source_reader_create_decoder_for_stream(struct source_reader *reader, DWORD index, IMFMediaType *output_type)
{
IMFMediaType *input_type;
unsigned int i = 0;
HRESULT hr;
while (source_reader_get_native_media_type(reader, index, i++, &input_type) == S_OK)
while (SUCCEEDED(hr = source_reader_get_native_media_type(reader, index, i++, &input_type)))
{
if (SUCCEEDED(IMFMediaType_GetGUID(input_type, &MF_MT_SUBTYPE, &in_type.guidSubtype)))
if (SUCCEEDED(hr = source_reader_create_transform(reader, index, input_type, output_type)))
{
count = 0;
if (SUCCEEDED(hr = MFTEnum(category, 0, &in_type, &out_type, NULL, &clsids, &count)) && count)
{
mft_clsid = clsids[0];
CoTaskMemFree(clsids);
/* TODO: Should we iterate over all of them? */
if (SUCCEEDED(source_reader_configure_decoder(reader, index, &mft_clsid, input_type, output_type)))
{
IMFMediaType_Release(input_type);
return S_OK;
}
}
IMFMediaType_Release(input_type);
return S_OK;
}
IMFMediaType_Release(input_type);