WMFH264Decoder.h - mozsearch

Enable keyboard shortcuts

/*

 * 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(WMFH264Decoder_h_)

#  define WMFH264Decoder_h_

#  include "WMFUtils.h"

namespace wmf {

class WMFH264Decoder {

 public:

  WMFH264Decoder();

  ~WMFH264Decoder();

  HRESULT Init(int32_t aCoreCount);

  HRESULT Input(const uint8_t* aData, uint32_t aDataSize,

                Microseconds aTimestamp);

  HRESULT Output(IMFSample** aOutput);

  HRESULT Reset();

  int32_t GetFrameHeight() const;

  const IntRect& GetPictureRegion() const;

  int32_t GetStride() const;

  HRESULT Drain();

 private:

  HRESULT SetDecoderInputType();

  HRESULT SetDecoderOutputType();

  HRESULT SendMFTMessage(MFT_MESSAGE_TYPE aMsg, UINT32 aData);

  HRESULT CreateInputSample(const uint8_t* aData, uint32_t aDataSize,

                            Microseconds aTimestamp, IMFSample** aOutSample);

  HRESULT CreateOutputSample(IMFSample** aOutSample);

  HRESULT GetOutputSample(IMFSample** aOutSample);

  HRESULT ConfigureVideoFrameGeometry(IMFMediaType* aMediaType);

  MFT_INPUT_STREAM_INFO mInputStreamInfo;

  MFT_OUTPUT_STREAM_INFO mOutputStreamInfo;

  CComPtr<IMFTransform> mDecoder;

  int32_t mVideoWidth;

  int32_t mVideoHeight;

  IntRect mPictureRegion;

  int32_t mStride;

};

}  // namespace wmf

#endif