85 lines
No EOL
2.5 KiB
C++
85 lines
No EOL
2.5 KiB
C++
// Copyright (c) Microsoft. All rights reserved.
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//
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// The MIT License (MIT)
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files(the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions :
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#pragma once
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#include "MFIncludes.hpp"
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namespace Media {
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class MediaSink;
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enum class CaptureStreamType
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{
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Preview = 0,
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Record
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};
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ref class CaptureFrameGrabber sealed
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{
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public:
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// IClosable
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virtual ~CaptureFrameGrabber();
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virtual void ShowCameraSettings();
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internal:
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static concurrency::task<CaptureFrameGrabber^> CreateAsync(_In_ WMC::MediaCapture^ capture, _In_ WMMp::VideoEncodingProperties^ props)
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{
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return CreateAsync(capture, props, CaptureStreamType::Preview);
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}
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static concurrency::task<CaptureFrameGrabber^> CreateAsync(_In_ WMC::MediaCapture^ capture, _In_ WMMp::VideoEncodingProperties^ props, CaptureStreamType streamType);
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concurrency::task<MW::ComPtr<IMF2DBuffer2>> GetFrameAsync();
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concurrency::task<void> FinishAsync();
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private:
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CaptureFrameGrabber(_In_ WMC::MediaCapture^ capture, _In_ WMMp::VideoEncodingProperties^ props, CaptureStreamType streamType);
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void ProcessSample(_In_ MediaSample^ sample);
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Platform::Agile<WMC::MediaCapture> _capture;
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::Windows::Media::IMediaExtension^ _mediaExtension;
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MW::ComPtr<MediaSink> _mediaSink;
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CaptureStreamType _streamType;
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enum class State
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{
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Created,
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Started,
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Closing,
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Closed
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} _state;
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std::queue<concurrency::task_completion_event<MW::ComPtr<IMF2DBuffer2>>> _videoSampleRequestQueue;
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AutoMF _mf;
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MWW::SRWLock _lock;
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};
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} |