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/*
* Copyright (C) 2012 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 ANDROID_SERVERS_CAMERA_CAMERA2_JPEGPROCESSOR_H
#define ANDROID_SERVERS_CAMERA_CAMERA2_JPEGPROCESSOR_H
#include <utils/Thread.h>
#include <utils/String16.h>
#include <utils/Vector.h>
#include <utils/Mutex.h>
#include <utils/Condition.h>
#include <gui/CpuConsumer.h>
#include "camera/CameraMetadata.h"
namespace android {
class Camera2Client;
class CameraDeviceBase;
class MemoryHeapBase;
namespace camera2 {
class CaptureSequencer;
class Parameters;
/***
* Still image capture output image processing
*/
class JpegProcessor:
public Thread, public CpuConsumer::FrameAvailableListener {
public:
JpegProcessor(sp<Camera2Client> client, wp<CaptureSequencer> sequencer);
~JpegProcessor();
// CpuConsumer listener implementation
void onFrameAvailable(const BufferItem& item);
status_t updateStream(const Parameters ¶ms);
status_t deleteStream();
int getStreamId() const;
void dump(int fd, const Vector<String16>& args) const;
private:
static const nsecs_t kWaitDuration = 10000000; // 10 ms
wp<CameraDeviceBase> mDevice;
wp<CaptureSequencer> mSequencer;
int mId;
mutable Mutex mInputMutex;
bool mCaptureAvailable;
Condition mCaptureAvailableSignal;
enum {
NO_STREAM = -1
};
int mCaptureStreamId;
sp<CpuConsumer> mCaptureConsumer;
sp<Surface> mCaptureWindow;
sp<MemoryHeapBase> mCaptureHeap;
virtual bool threadLoop();
status_t processNewCapture();
size_t findJpegSize(uint8_t* jpegBuffer, size_t maxSize);
};
}; //namespace camera2
}; //namespace android
#endif
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