gecko-dev/media/gmp-clearkey/0.1/WMFAACDecoder.h

75 строки
2.0 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.
*/
#if !defined(WMFAACDecoder_h_)
#define WMFAACDecoder_h_
#include "WMFUtils.h"
namespace wmf {
class WMFAACDecoder {
public:
WMFAACDecoder();
~WMFAACDecoder();
HRESULT Init(int32_t aChannelCount,
int32_t aSampleRate,
BYTE* aUserData,
UINT32 aUserDataLength);
HRESULT Input(const uint8_t* aData,
uint32_t aDataSize,
Microseconds aTimestamp);
HRESULT Output(IMFSample** aOutput);
HRESULT Reset();
HRESULT Drain();
UINT32 Channels() const { return mChannels; }
UINT32 Rate() const { return mRate; }
private:
HRESULT GetOutputSample(IMFSample** aOutSample);
HRESULT CreateOutputSample(IMFSample** aOutSample);
HRESULT CreateInputSample(const uint8_t* aData,
uint32_t aDataSize,
Microseconds aTimestamp,
IMFSample** aOutSample);
HRESULT SetDecoderInputType(int32_t aChannelCount,
int32_t aSampleRate,
BYTE* aUserData,
UINT32 aUserDataLength);
HRESULT SetDecoderOutputType();
HRESULT SendMFTMessage(MFT_MESSAGE_TYPE aMsg, UINT32 aData);
MFT_INPUT_STREAM_INFO mInputStreamInfo;
MFT_OUTPUT_STREAM_INFO mOutputStreamInfo;
CComPtr<IMFTransform> mDecoder;
UINT32 mChannels;
UINT32 mRate;
};
}
#endif