Files
android/proprietary/wvm/include/WVMMediaSource.h
Jeff Tinker 35064be9c6 Revert Widevine 6.0.0 -> 4.5.0 libraries
DO NOT MERGE

Source and library changes to roll back to 4.5.0, including
maintaining the DRM HAL support.

Includes Widevine libraries 4.5.0-7111

Change-Id: I420c6990748e95ad7516ecb2397ebf7707a157f4
related-to-bug: 6492434
2012-05-14 15:06:13 -07:00

102 lines
2.5 KiB
C++

/*
* Copyright (C) 2011 Google, Inc. All Rights Reserved
*/
#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, bool cryptoPluginMode);
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);
void addEncryptedSize(size_t size) { mEncryptedSizes.push_back(size); }
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, void *context);
DecryptContext& getDecryptContext() { return mDecryptContext; }
private:
DecryptContext mDecryptContext;
#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;
bool mCryptoInitialized;
MediaBufferGroup *mGroup;
unsigned long long mDts;
unsigned long long mPts;
sp<WVMFileSource> mFileSource;
sp<DataSource> mDataSource;
Vector<size_t> mEncryptedSizes;
void allocBufferGroup();
WVMMediaSource(const WVMMediaSource &);
WVMMediaSource &operator=(const WVMMediaSource &);
};
} // namespace android
#endif // WVMMEDIA_SOURCE_H_