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/*
* Copyright (C) 2009 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 FILE_SOURCE_H_
#define FILE_SOURCE_H_
#include <stdio.h>
#include <media/stagefright/DataSource.h>
#include <media/stagefright/MediaErrors.h>
#include <utils/threads.h>
#include <drm/DrmManagerClient.h>
namespace android {
class FileSource : public DataSource {
public:
FileSource(const char *filename);
// FileSource takes ownership and will close the fd
FileSource(int fd, int64_t offset, int64_t length);
virtual status_t initCheck() const;
virtual ssize_t readAt(off64_t offset, void *data, size_t size);
virtual status_t getSize(off64_t *size);
virtual sp<DecryptHandle> DrmInitialization(const char *mime);
virtual void getDrmInfo(sp<DecryptHandle> &handle, DrmManagerClient **client);
protected:
virtual ~FileSource();
private:
int mFd;
int64_t mOffset;
int64_t mLength;
Mutex mLock;
/*for DRM*/
sp<DecryptHandle> mDecryptHandle;
DrmManagerClient *mDrmManagerClient;
int64_t mDrmBufOffset;
size_t mDrmBufSize;
unsigned char *mDrmBuf;
ssize_t readAtDRM(off64_t offset, void *data, size_t size);
FileSource(const FileSource &);
FileSource &operator=(const FileSource &);
};
} // namespace android
#endif // FILE_SOURCE_H_
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