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/*
* Copyright (C) 2015 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 DVB_MANAGER_H_
#define DVB_MANAGER_H_
#include <jni.h>
#include <map>
#include "mutex.h"
#include "tunertvinput_jni.h"
class DvbManager {
static const int NUM_POLLFDS = 1;
static const int FE_LOCK_CHECK_INTERNAL_US = 100 * 1000;
static const int FE_CONSECUTIVE_LOCK_SUCCESS_COUNT = 1;
static const int DVB_ERROR_RETRY_INTERVAL_MS = 100 * 1000;
static const int DVB_TUNE_STOP_DELAY_MS = 100 * 1000;
static const int PAT_PID = 0;
static const int FILTER_TYPE_OTHER =
com_android_usbtuner_TunerHal_FILTER_TYPE_OTHER;
static const int FILTER_TYPE_AUDIO =
com_android_usbtuner_TunerHal_FILTER_TYPE_AUDIO;
static const int FILTER_TYPE_VIDEO =
com_android_usbtuner_TunerHal_FILTER_TYPE_VIDEO;
static const int FILTER_TYPE_PCR =
com_android_usbtuner_TunerHal_FILTER_TYPE_PCR;
int mFeFd;
int mDemuxFd;
int mDvrFd;
int mPatFilterFd;
bool mFeHasLock;
std::map<int, int> mPidFilters;
Mutex mFilterLock;
jmethodID mOpenDvbFrontEndMethodID;
jmethodID mOpenDvbDemuxMethodID;
jmethodID mOpenDvbDvrMethodID;
public:
DvbManager(JNIEnv *env, jobject thiz);
~DvbManager();
int tune(JNIEnv *env, jobject thiz,
const int frequency, const char *modulationStr, int timeout_ms);
int stopTune();
int readTsStream(JNIEnv *env, jobject thiz,
uint8_t *tsBuffer, int tsBufferSize, int timeout_ms);
int startTsPidFilter(JNIEnv *env, jobject thiz, int pid, int filterType);
void closeAllDvbPidFilter();
private:
int openDvbFe(JNIEnv *env, jobject thiz);
int openDvbDvr(JNIEnv *env, jobject thiz);
void closePatFilter();
void closeDvbFe();
void closeDvbDvr();
void reset();
void resetExceptFe();
bool isFeLocked();
// Call to java method
int openDvbFeFromSystemApi(JNIEnv *env, jobject thiz);
int openDvbDemuxFromSystemApi(JNIEnv *env, jobject thiz);
int openDvbDvrFromSystemApi(JNIEnv *env, jobject thiz);
};
#endif // DVB_MANAGER_H_
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