| /* |
| * 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 FE_POLL_TIMEOUT_MS = 100; |
| static const int PAT_PID = 0; |
| |
| static const int FILTER_TYPE_OTHER = |
| com_android_tv_tuner_TunerHal_FILTER_TYPE_OTHER; |
| static const int FILTER_TYPE_AUDIO = |
| com_android_tv_tuner_TunerHal_FILTER_TYPE_AUDIO; |
| static const int FILTER_TYPE_VIDEO = |
| com_android_tv_tuner_TunerHal_FILTER_TYPE_VIDEO; |
| static const int FILTER_TYPE_PCR = |
| com_android_tv_tuner_TunerHal_FILTER_TYPE_PCR; |
| |
| int mFeFd; |
| int mDemuxFd; |
| int mDvrFd; |
| int mPatFilterFd; |
| bool mFeHasLock; |
| // Flag for pending tune request. Used for canceling the current tune operation. |
| bool volatile mHasPendingTune; |
| 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(); |
| void setHasPendingTune(bool hasPendingTune); |
| |
| 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_ |