mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
367 lines
9.8 KiB
C++
367 lines
9.8 KiB
C++
/*
|
|
* Copyright 2013, Mozilla Foundation and contributors
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#include "WMFAACDecoder.h"
|
|
#include <algorithm>
|
|
#include <stdint.h>
|
|
#include <vector>
|
|
|
|
using std::vector;
|
|
|
|
namespace wmf {
|
|
|
|
WMFAACDecoder::WMFAACDecoder()
|
|
: mDecoder(nullptr)
|
|
, mChannels(0)
|
|
, mRate(0)
|
|
{
|
|
memset(&mInputStreamInfo, 0, sizeof(MFT_INPUT_STREAM_INFO));
|
|
memset(&mOutputStreamInfo, 0, sizeof(MFT_OUTPUT_STREAM_INFO));
|
|
}
|
|
|
|
WMFAACDecoder::~WMFAACDecoder()
|
|
{
|
|
Reset();
|
|
}
|
|
|
|
HRESULT
|
|
AACAudioSpecificConfigToUserData(BYTE* aAudioSpecConfig, UINT32 aConfigLength,
|
|
BYTE** aOutUserData, UINT32* aOutUserDataLength)
|
|
{
|
|
// For MFAudioFormat_AAC, MF_MT_USER_DATA
|
|
// Contains the portion of the HEAACWAVEINFO structure that appears
|
|
// after the WAVEFORMATEX structure (that is, after the wfx member).
|
|
// This is followed by the AudioSpecificConfig() data, as defined
|
|
// by ISO/IEC 14496-3.
|
|
// ...
|
|
// The length of the AudioSpecificConfig() data is 2 bytes for AAC-LC
|
|
// or HE-AAC with implicit signaling of SBR/PS. It is more than 2 bytes
|
|
// for HE-AAC with explicit signaling of SBR/PS.
|
|
//
|
|
// The value of audioObjectType as defined in AudioSpecificConfig()
|
|
// must be 2, indicating AAC-LC. The value of extensionAudioObjectType
|
|
// must be 5 for SBR or 29 for PS.
|
|
//
|
|
// See:
|
|
// http://msdn.microsoft.com/en-us/library/windows/desktop/dd742784%28v=vs.85%29.aspx
|
|
//
|
|
// HEAACWAVEINFO structure:
|
|
// typedef struct heaacwaveinfo_tag {
|
|
// WAVEFORMATEX wfx;
|
|
// WORD wPayloadType;
|
|
// WORD wAudioProfileLevelIndication;
|
|
// WORD wStructType;
|
|
// WORD wReserved1;
|
|
// DWORD dwReserved2;
|
|
// }
|
|
const UINT32 heeInfoLen = 4 * sizeof(WORD) + sizeof(DWORD);
|
|
BYTE heeInfo[heeInfoLen] = {0};
|
|
WORD* w = (WORD*)heeInfo;
|
|
w[0] = 0x0; // Payload type raw AAC
|
|
w[1] = 0; // Profile level unspecified
|
|
|
|
const UINT32 len = heeInfoLen + aConfigLength;
|
|
BYTE* data = new BYTE[len];
|
|
memcpy(data, heeInfo, heeInfoLen);
|
|
memcpy(data+heeInfoLen, aAudioSpecConfig, aConfigLength);
|
|
*aOutUserData = data;
|
|
*aOutUserDataLength = len;
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::Init(int32_t aChannelCount,
|
|
int32_t aSampleRate,
|
|
BYTE* aAACAudioSpecificConfig,
|
|
UINT32 aAudioConfigLength)
|
|
{
|
|
HRESULT hr;
|
|
|
|
// AAC decoder is in msauddecmft on Win8, and msmpeg2adec in earlier versions.
|
|
hr = CreateMFT(CLSID_CMSAACDecMFT,
|
|
WMFDecoderDllNameFor(AAC),
|
|
mDecoder);
|
|
if (FAILED(hr)) {
|
|
hr = CreateMFT(CLSID_CMSAACDecMFT,
|
|
WMFDecoderDllNameFor(AAC),
|
|
mDecoder);
|
|
if (FAILED(hr)) {
|
|
LOG("Failed to create AAC decoder\n");
|
|
return E_FAIL;
|
|
}
|
|
}
|
|
|
|
BYTE* userData = nullptr;
|
|
UINT32 userDataLength;
|
|
hr = AACAudioSpecificConfigToUserData(aAACAudioSpecificConfig,
|
|
aAudioConfigLength,
|
|
&userData,
|
|
&userDataLength);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
hr = SetDecoderInputType(aChannelCount, aSampleRate, userData, userDataLength);
|
|
delete userData;
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = SetDecoderOutputType();
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = SendMFTMessage(MFT_MESSAGE_NOTIFY_BEGIN_STREAMING, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = SendMFTMessage(MFT_MESSAGE_NOTIFY_START_OF_STREAM, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = mDecoder->GetInputStreamInfo(0, &mInputStreamInfo);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = mDecoder->GetOutputStreamInfo(0, &mOutputStreamInfo);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::SetDecoderInputType(int32_t aChannelCount,
|
|
int32_t aSampleRate,
|
|
BYTE* aUserData,
|
|
UINT32 aUserDataLength)
|
|
{
|
|
HRESULT hr;
|
|
|
|
CComPtr<IMFMediaType> type;
|
|
hr = MFCreateMediaType(&type);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = type->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Audio);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = type->SetGUID(MF_MT_SUBTYPE, MFAudioFormat_AAC);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
mRate = aSampleRate;
|
|
hr = type->SetUINT32(MF_MT_AUDIO_SAMPLES_PER_SECOND, mRate);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
mChannels = aChannelCount;
|
|
hr = type->SetUINT32(MF_MT_AUDIO_NUM_CHANNELS, mChannels);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = type->SetBlob(MF_MT_USER_DATA, aUserData, aUserDataLength);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = mDecoder->SetInputType(0, type, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::SetDecoderOutputType()
|
|
{
|
|
HRESULT hr;
|
|
|
|
CComPtr<IMFMediaType> type;
|
|
|
|
UINT32 typeIndex = 0;
|
|
while (type = nullptr, SUCCEEDED(mDecoder->GetOutputAvailableType(0, typeIndex++, &type))) {
|
|
GUID subtype;
|
|
hr = type->GetGUID(MF_MT_SUBTYPE, &subtype);
|
|
if (FAILED(hr)) {
|
|
continue;
|
|
}
|
|
if (subtype == MFAudioFormat_PCM) {
|
|
hr = mDecoder->SetOutputType(0, type, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = type->GetUINT32(MF_MT_AUDIO_NUM_CHANNELS, &mChannels);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = type->GetUINT32(MF_MT_AUDIO_SAMPLES_PER_SECOND, &mRate);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
}
|
|
|
|
return E_FAIL;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::SendMFTMessage(MFT_MESSAGE_TYPE aMsg, UINT32 aData)
|
|
{
|
|
ENSURE(mDecoder != nullptr, E_POINTER);
|
|
HRESULT hr = mDecoder->ProcessMessage(aMsg, aData);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::CreateInputSample(const uint8_t* aData,
|
|
uint32_t aDataSize,
|
|
Microseconds aTimestamp,
|
|
IMFSample** aOutSample)
|
|
{
|
|
HRESULT hr;
|
|
CComPtr<IMFSample> sample = nullptr;
|
|
hr = MFCreateSample(&sample);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
CComPtr<IMFMediaBuffer> buffer = nullptr;
|
|
int32_t bufferSize = std::max<uint32_t>(uint32_t(mInputStreamInfo.cbSize), aDataSize);
|
|
UINT32 alignment = (mInputStreamInfo.cbAlignment > 1) ? mInputStreamInfo.cbAlignment - 1 : 0;
|
|
hr = MFCreateAlignedMemoryBuffer(bufferSize, alignment, &buffer);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
DWORD maxLength = 0;
|
|
DWORD currentLength = 0;
|
|
BYTE* dst = nullptr;
|
|
hr = buffer->Lock(&dst, &maxLength, ¤tLength);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
// Copy data into sample's buffer.
|
|
memcpy(dst, aData, aDataSize);
|
|
|
|
hr = buffer->Unlock();
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = buffer->SetCurrentLength(aDataSize);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = sample->AddBuffer(buffer);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = sample->SetSampleTime(UsecsToHNs(aTimestamp));
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
*aOutSample = sample.Detach();
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::CreateOutputSample(IMFSample** aOutSample)
|
|
{
|
|
HRESULT hr;
|
|
CComPtr<IMFSample> sample = nullptr;
|
|
hr = MFCreateSample(&sample);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
CComPtr<IMFMediaBuffer> buffer = nullptr;
|
|
int32_t bufferSize = mOutputStreamInfo.cbSize;
|
|
UINT32 alignment = (mOutputStreamInfo.cbAlignment > 1) ? mOutputStreamInfo.cbAlignment - 1 : 0;
|
|
hr = MFCreateAlignedMemoryBuffer(bufferSize, alignment, &buffer);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
hr = sample->AddBuffer(buffer);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
*aOutSample = sample.Detach();
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
HRESULT
|
|
WMFAACDecoder::GetOutputSample(IMFSample** aOutSample)
|
|
{
|
|
HRESULT hr;
|
|
// We allocate samples for MFT output.
|
|
MFT_OUTPUT_DATA_BUFFER output = {0};
|
|
|
|
CComPtr<IMFSample> sample = nullptr;
|
|
hr = CreateOutputSample(&sample);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
output.pSample = sample;
|
|
|
|
DWORD status = 0;
|
|
hr = mDecoder->ProcessOutput(0, 1, &output, &status);
|
|
CComPtr<IMFCollection> events = output.pEvents; // Ensure this is released.
|
|
|
|
if (hr == MF_E_TRANSFORM_STREAM_CHANGE) {
|
|
// Type change. Probably geometric apperature change.
|
|
hr = SetDecoderOutputType();
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return GetOutputSample(aOutSample);
|
|
} else if (hr == MF_E_TRANSFORM_NEED_MORE_INPUT || !sample) {
|
|
return MF_E_TRANSFORM_NEED_MORE_INPUT;
|
|
}
|
|
// Treat other errors as fatal.
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
assert(sample);
|
|
|
|
*aOutSample = sample.Detach();
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::Input(const uint8_t* aData,
|
|
uint32_t aDataSize,
|
|
Microseconds aTimestamp)
|
|
{
|
|
CComPtr<IMFSample> input = nullptr;
|
|
HRESULT hr = CreateInputSample(aData, aDataSize, aTimestamp, &input);
|
|
ENSURE(SUCCEEDED(hr) && input!=nullptr, hr);
|
|
|
|
hr = mDecoder->ProcessInput(0, input, 0);
|
|
if (hr == MF_E_NOTACCEPTING) {
|
|
// MFT *already* has enough data to produce a sample. Retrieve it.
|
|
LOG("ProcessInput returned MF_E_NOTACCEPTING\n");
|
|
return MF_E_NOTACCEPTING;
|
|
}
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::Output(IMFSample** aOutput)
|
|
{
|
|
CComPtr<IMFSample> outputSample = nullptr;
|
|
HRESULT hr = GetOutputSample(&outputSample);
|
|
if (hr == MF_E_TRANSFORM_NEED_MORE_INPUT) {
|
|
return MF_E_TRANSFORM_NEED_MORE_INPUT;
|
|
}
|
|
// Treat other errors as fatal.
|
|
ENSURE(SUCCEEDED(hr) && outputSample, hr);
|
|
|
|
*aOutput = outputSample.Detach();
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::Reset()
|
|
{
|
|
HRESULT hr = SendMFTMessage(MFT_MESSAGE_COMMAND_FLUSH, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
HRESULT
|
|
WMFAACDecoder::Drain()
|
|
{
|
|
HRESULT hr = SendMFTMessage(MFT_MESSAGE_COMMAND_DRAIN, 0);
|
|
ENSURE(SUCCEEDED(hr), hr);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
}
|