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/*
* Copyright (C) 2009 The Android Open Source Project
*
* 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.
*/
#ifndef CAMERA_SOURCE_H_
#define CAMERA_SOURCE_H_
#include <media/stagefright/MediaBuffer.h>
#include <media/stagefright/MediaSource.h>
#include <utils/List.h>
#include <utils/RefBase.h>
#include <utils/threads.h>
namespace android {
class ICamera;
class ICameraClient;
class IMemory;
class CameraSource : public MediaSource,
public MediaBufferObserver {
public:
static CameraSource *Create();
virtual ~CameraSource();
virtual status_t start(MetaData *params = NULL);
virtual status_t stop();
virtual sp<MetaData> getFormat();
virtual status_t read(
MediaBuffer **buffer, const ReadOptions *options = NULL);
virtual void notifyCallback(int32_t msgType, int32_t ext1, int32_t ext2);
virtual void dataCallback(int32_t msgType, const sp<IMemory>& data);
virtual void signalBufferReturned(MediaBuffer *buffer);
private:
CameraSource(const sp<ICamera> &camera, const sp<ICameraClient> &client);
sp<ICamera> mCamera;
sp<ICameraClient> mCameraClient;
Mutex mLock;
Condition mFrameAvailableCondition;
List<sp<IMemory> > mFrames;
int mNumFrames;
bool mStarted;
CameraSource(const CameraSource &);
CameraSource &operator=(const CameraSource &);
};
} // namespace android
#endif // CAMERA_SOURCE_H_
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