audio_core: hle: mf: use object proxy

This commit is contained in:
liushuyu 2019-02-03 22:42:18 -07:00 committed by B3N30
parent 26b3b41788
commit 25fa10327b
3 changed files with 41 additions and 28 deletions

View file

@ -70,15 +70,13 @@ std::optional<BinaryResponse> WMFDecoder::Impl::Initalize(const BinaryRequest& r
}
BinaryResponse response;
IMFTransform* tmp = nullptr;
std::memcpy(&response, &request, sizeof(response));
response.unknown1 = 0x0;
if (!MFDecoderInit(&tmp)) {
if (!MFDecoderInit(Amp(transform))) {
LOG_CRITICAL(Audio_DSP, "Can't init decoder");
return response;
}
transform.reset(tmp);
HRESULT hr = transform->GetStreamIDs(1, &in_stream_id, 1, &out_stream_id);
if (hr == E_NOTIMPL) {
@ -108,9 +106,6 @@ MFOutputState WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
MFOutputState output_status = MFOutputState::OK;
char* output_buffer = nullptr;
DWORD output_len = 0;
DWORD tmp = 0;
// IMFSample* output_tmp = nullptr;
IMFMediaBuffer* mdbuf = nullptr;
unique_mfptr<IMFSample> output;
while (true) {
@ -150,7 +145,8 @@ MFOutputState WMFDecoder::Impl::DecodingLoop(ADTSData adts_header,
if (output_status == MFOutputState::HaveMoreData)
continue;
if (output_status == MFOutputState::NeedMoreInput) // according to MS document, this is not an error (?!)
// according to MS document, this is not an error (?!)
if (output_status == MFOutputState::NeedMoreInput)
return MFOutputState::NeedMoreInput;
return MFOutputState::FatalError; // return on other status

View file

@ -15,6 +15,7 @@ void ReportError(std::string msg, HRESULT hr) {
nullptr, hr,
// hardcode to use en_US because if any user had problems with this
// we can help them w/o translating anything
// default is to use the language currently active on the operating system
MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), (LPSTR)&err, 0, nullptr);
if (err != nullptr) {
LOG_CRITICAL(Audio_DSP, "{}: {}", msg, err);
@ -79,24 +80,20 @@ void MFDeInit(IMFTransform* transform) {
unique_mfptr<IMFSample> CreateSample(void* data, DWORD len, DWORD alignment, LONGLONG duration) {
HRESULT hr = S_OK;
IMFMediaBuffer* buf_tmp = nullptr;
unique_mfptr<IMFMediaBuffer> buf;
IMFSample* sample_tmp = nullptr;
unique_mfptr<IMFSample> sample;
hr = MFCreateSample(&sample_tmp);
hr = MFCreateSample(Amp(sample));
if (FAILED(hr)) {
ReportError("Unable to allocate a sample", hr);
return nullptr;
}
sample.reset(sample_tmp);
// Yes, the argument for alignment is the actual alignment - 1
hr = MFCreateAlignedMemoryBuffer(len, alignment - 1, &buf_tmp);
hr = MFCreateAlignedMemoryBuffer(len, alignment - 1, Amp(buf));
if (FAILED(hr)) {
ReportError("Unable to allocate a memory buffer for sample", hr);
return nullptr;
}
buf.reset(buf_tmp);
if (data) {
BYTE* buffer;
// lock the MediaBuffer
@ -116,6 +113,7 @@ unique_mfptr<IMFSample> CreateSample(void* data, DWORD len, DWORD alignment, LON
sample->AddBuffer(buf.get());
hr = sample->SetSampleDuration(duration);
if (FAILED(hr)) {
// MFT will take a guess for you in this case
ReportError("Unable to set sample duration, but continuing anyway", hr);
}
@ -125,11 +123,11 @@ unique_mfptr<IMFSample> CreateSample(void* data, DWORD len, DWORD alignment, LON
bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSData& adts,
UINT8* user_data, UINT32 user_data_len, GUID audio_format) {
HRESULT hr = S_OK;
IMFMediaType* t;
unique_mfptr<IMFMediaType> t;
// actually you can get rid of the whole block of searching and filtering mess
// if you know the exact parameters of your media stream
hr = MFCreateMediaType(&t);
hr = MFCreateMediaType(Amp(t));
if (FAILED(hr)) {
ReportError("Unable to create an empty MediaType", hr);
return false;
@ -146,7 +144,7 @@ bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSD
t->SetUINT32(MF_MT_AAC_AUDIO_PROFILE_LEVEL_INDICATION, 254);
t->SetUINT32(MF_MT_AUDIO_BLOCK_ALIGNMENT, 1);
t->SetBlob(MF_MT_USER_DATA, user_data, user_data_len);
hr = transform->SetInputType(in_stream_id, t, 0);
hr = transform->SetInputType(in_stream_id, t.get(), 0);
if (FAILED(hr)) {
ReportError("failed to select input types for MFT", hr);
return false;
@ -158,15 +156,13 @@ bool SelectInputMediaType(IMFTransform* transform, int in_stream_id, const ADTSD
bool SelectOutputMediaType(IMFTransform* transform, int out_stream_id, GUID audio_format) {
HRESULT hr = S_OK;
UINT32 tmp;
IMFMediaType* type;
unique_mfptr<IMFMediaType> t;
unique_mfptr<IMFMediaType> type;
// If you know what you need and what you are doing, you can specify the condition instead of
// If you know what you need and what you are doing, you can specify the conditions instead of
// searching but it's better to use search since MFT may or may not support your output
// parameters
for (DWORD i = 0;; i++) {
hr = transform->GetOutputAvailableType(out_stream_id, i, &type);
t.reset(type);
hr = transform->GetOutputAvailableType(out_stream_id, i, Amp(type));
if (hr == MF_E_NO_MORE_TYPES || hr == E_NOTIMPL) {
return true;
}
@ -175,19 +171,19 @@ bool SelectOutputMediaType(IMFTransform* transform, int out_stream_id, GUID audi
return false;
}
hr = t->GetUINT32(MF_MT_AUDIO_BITS_PER_SAMPLE, &tmp);
hr = type->GetUINT32(MF_MT_AUDIO_BITS_PER_SAMPLE, &tmp);
if (FAILED(hr))
continue;
// select PCM-16 format
if (tmp == 32) {
hr = t->SetUINT32(MF_MT_AUDIO_BLOCK_ALIGNMENT, 1);
hr = type->SetUINT32(MF_MT_AUDIO_BLOCK_ALIGNMENT, 1);
if (FAILED(hr)) {
ReportError("failed to set MF_MT_AUDIO_BLOCK_ALIGNMENT for MFT on output stream",
hr);
return false;
}
hr = transform->SetOutputType(out_stream_id, t.get(), 0);
hr = transform->SetOutputType(out_stream_id, type.get(), 0);
if (FAILED(hr)) {
ReportError("failed to select output types for MFT", hr);
return false;
@ -331,7 +327,6 @@ std::tuple<MFOutputState, unique_mfptr<IMFSample>> ReceiveSample(IMFTransform* t
int CopySampleToBuffer(IMFSample* sample, void** output, DWORD* len) {
unique_mfptr<IMFMediaBuffer> buffer;
IMFMediaBuffer* tmp;
HRESULT hr = S_OK;
BYTE* data;
@ -341,14 +336,13 @@ int CopySampleToBuffer(IMFSample* sample, void** output, DWORD* len) {
return -1;
}
hr = sample->ConvertToContiguousBuffer(&tmp);
hr = sample->ConvertToContiguousBuffer(Amp(buffer));
if (FAILED(hr)) {
ReportError("Failed to get sample buffer", hr);
return -1;
}
buffer.reset(tmp);
hr = tmp->Lock(&data, nullptr, nullptr);
hr = buffer->Lock(&data, nullptr, nullptr);
if (FAILED(hr)) {
ReportError("Failed to lock the buffer", hr);
return -1;

View file

@ -31,6 +31,29 @@ struct MFRelease {
template <typename T>
using unique_mfptr = std::unique_ptr<T, MFRelease<T>>;
template <typename SmartPtr, typename RawPtr>
class AmpImpl {
public:
AmpImpl(SmartPtr& smart_ptr) : smart_ptr(smart_ptr) {}
~AmpImpl() {
smart_ptr.reset(raw_ptr);
}
operator RawPtr*() {
return &raw_ptr;
}
private:
SmartPtr& smart_ptr;
RawPtr raw_ptr;
};
template <typename SmartPtr>
auto Amp(SmartPtr& smart_ptr) {
return AmpImpl<SmartPtr, decltype(smart_ptr.get())>(smart_ptr);
}
// convient function for formatting error messages
void ReportError(std::string msg, HRESULT hr);
// exported functions