105 lines
2.8 KiB
C++
105 lines
2.8 KiB
C++
/*
|
|
* Copyright (C) 2011 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 WVMMEDIA_SOURCE_H_
|
|
#define WVMMEDIA_SOURCE_H_
|
|
|
|
#include "AndroidConfig.h"
|
|
#include "WVStreamControlAPI.h"
|
|
#include <media/stagefright/DataSource.h>
|
|
#include <media/stagefright/MediaSource.h>
|
|
#include <media/stagefright/MetaData.h>
|
|
#include <media/stagefright/MediaBufferGroup.h>
|
|
#include <utils/RefBase.h>
|
|
#ifdef REQUIRE_SECURE_BUFFERS
|
|
#include "OEMCrypto_L1.h"
|
|
#endif
|
|
|
|
|
|
namespace android {
|
|
|
|
class WVMFileSource;
|
|
|
|
class WVMMediaSource : public MediaSource {
|
|
public:
|
|
WVMMediaSource(WVSession *session, WVEsSelector esSelector,
|
|
const sp<MetaData> &metaData, bool isLive);
|
|
|
|
void delegateFileSource(sp<WVMFileSource> fileSource);
|
|
void delegateDataSource(sp<DataSource> dataSource);
|
|
|
|
virtual status_t start(MetaData *params = NULL);
|
|
virtual status_t stop();
|
|
|
|
virtual sp<MetaData> getFormat();
|
|
|
|
virtual status_t setBuffers(const Vector<MediaBuffer *> &buffers);
|
|
virtual status_t read(MediaBuffer **buffer, const ReadOptions *options = NULL);
|
|
|
|
static int sLastError;
|
|
|
|
#ifdef REQUIRE_SECURE_BUFFERS
|
|
class DecryptContext {
|
|
public:
|
|
void Initialize(MediaBuffer *mediaBuf) {
|
|
mMediaBuf = mediaBuf;
|
|
mOffset = 0;
|
|
memset(mIV, 0, sizeof(mIV));
|
|
}
|
|
MediaBuffer *mMediaBuf;
|
|
size_t mOffset;
|
|
static const int kCryptoBlockSize = 16;
|
|
unsigned char mIV[kCryptoBlockSize];
|
|
};
|
|
static void DecryptCallback(WVEsSelector esType, void* input, void* output,
|
|
size_t length, int key);
|
|
static DecryptContext sDecryptContext[2]; // audio vs. video
|
|
#endif
|
|
|
|
protected:
|
|
virtual ~WVMMediaSource();
|
|
|
|
private:
|
|
Mutex mLock;
|
|
|
|
WVSession *mSession;
|
|
WVEsSelector mESSelector; // indicates audio vs. video
|
|
|
|
sp<MetaData> mTrackMetaData;
|
|
|
|
bool mStarted;
|
|
bool mLogOnce;
|
|
bool mIsLiveStream;
|
|
bool mNewSegment;
|
|
|
|
MediaBufferGroup *mGroup;
|
|
|
|
unsigned long long mDts;
|
|
unsigned long long mPts;
|
|
|
|
sp<WVMFileSource> mFileSource;
|
|
sp<DataSource> mDataSource;
|
|
|
|
void allocBufferGroup();
|
|
|
|
WVMMediaSource(const WVMMediaSource &);
|
|
WVMMediaSource &operator=(const WVMMediaSource &);
|
|
};
|
|
|
|
} // namespace android
|
|
|
|
#endif // WVMMEDIA_SOURCE_H_
|