зеркало из https://github.com/mozilla/gecko-dev.git
87 строки
2.4 KiB
C++
87 строки
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* Copyright 2012 Mozilla Foundation and Mozilla contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef GonkDeviceCaptureProvider_h_
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#define GonkDeviceCaptureProvider_h_
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#include "nsDeviceCaptureProvider.h"
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#include "nsIAsyncInputStream.h"
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#include "nsCOMPtr.h"
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#include "nsAutoPtr.h"
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#include "nsString.h"
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#include "nsIEventTarget.h"
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#include "nsDeque.h"
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#include "mozilla/ReentrantMonitor.h"
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#include "binder/IMemory.h"
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using namespace android;
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class CameraHardwareInterface;
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class GonkCaptureProvider : public nsDeviceCaptureProvider {
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public:
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GonkCaptureProvider();
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~GonkCaptureProvider();
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NS_DECL_ISUPPORTS
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nsresult Init(nsACString& aContentType, nsCaptureParams* aParams, nsIInputStream** aStream);
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static GonkCaptureProvider* sInstance;
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};
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class GonkCameraInputStream : public nsIAsyncInputStream {
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public:
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GonkCameraInputStream();
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~GonkCameraInputStream();
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NS_IMETHODIMP Init(nsACString& aContentType, nsCaptureParams* aParams);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIINPUTSTREAM
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NS_DECL_NSIASYNCINPUTSTREAM
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void ReceiveFrame(char* frame, uint32_t length);
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static void DataCallback(int32_t aMsgType, const sp<IMemory>& aDataPtr, void *aUser);
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static uint32_t getNumberOfCameras();
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protected:
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void NotifyListeners();
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void doClose();
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private:
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uint32_t mAvailable;
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nsCString mContentType;
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uint32_t mWidth;
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uint32_t mHeight;
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uint32_t mFps;
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uint32_t mCamera;
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bool mHeaderSent;
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bool mClosed;
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bool mIs420p;
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nsDeque mFrameQueue;
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uint32_t mFrameSize;
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mozilla::ReentrantMonitor mMonitor;
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nsCOMPtr<nsIInputStreamCallback> mCallback;
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nsCOMPtr<nsIEventTarget> mCallbackTarget;
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CameraHardwareInterface* mHardware;
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};
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already_AddRefed<GonkCaptureProvider> GetGonkCaptureProvider();
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#endif
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