WMFH264Decoder.h (1827B)
1 /* 2 * Copyright 2013, Mozilla Foundation and contributors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #if !defined(WMFH264Decoder_h_) 18 # define WMFH264Decoder_h_ 19 20 # include "WMFUtils.h" 21 22 namespace wmf { 23 24 class WMFH264Decoder { 25 public: 26 WMFH264Decoder(); 27 ~WMFH264Decoder(); 28 29 HRESULT Init(int32_t aCoreCount); 30 31 HRESULT Input(const uint8_t* aData, uint32_t aDataSize, 32 Microseconds aTimestamp); 33 34 HRESULT Output(IMFSample** aOutput); 35 36 HRESULT Reset(); 37 38 int32_t GetFrameHeight() const; 39 const IntRect& GetPictureRegion() const; 40 int32_t GetStride() const; 41 42 HRESULT Drain(); 43 44 private: 45 HRESULT SetDecoderInputType(); 46 HRESULT SetDecoderOutputType(); 47 HRESULT SendMFTMessage(MFT_MESSAGE_TYPE aMsg, UINT32 aData); 48 49 HRESULT CreateInputSample(const uint8_t* aData, uint32_t aDataSize, 50 Microseconds aTimestamp, IMFSample** aOutSample); 51 52 HRESULT CreateOutputSample(IMFSample** aOutSample); 53 54 HRESULT GetOutputSample(IMFSample** aOutSample); 55 HRESULT ConfigureVideoFrameGeometry(IMFMediaType* aMediaType); 56 57 MFT_INPUT_STREAM_INFO mInputStreamInfo; 58 MFT_OUTPUT_STREAM_INFO mOutputStreamInfo; 59 60 CComPtr<IMFTransform> mDecoder; 61 62 int32_t mVideoWidth; 63 int32_t mVideoHeight; 64 IntRect mPictureRegion; 65 int32_t mStride; 66 }; 67 68 } // namespace wmf 69 70 #endif