56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
|
|
**
|
|
** Copyright (C) 2008 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 ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
|
|
#define ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
|
|
|
|
#include <utils/RefBase.h>
|
|
#include <media/mediametadataretriever.h>
|
|
#include <private/media/VideoFrame.h>
|
|
|
|
namespace android {
|
|
|
|
// Abstract base class
|
|
class MediaMetadataRetrieverBase : public RefBase
|
|
{
|
|
public:
|
|
MediaMetadataRetrieverBase() {}
|
|
virtual ~MediaMetadataRetrieverBase() {}
|
|
virtual status_t setDataSource(const char *url) = 0;
|
|
virtual status_t setDataSource(int fd, int64_t offset, int64_t length) = 0;
|
|
virtual VideoFrame* getFrameAtTime(int64_t timeUs, int option) = 0;
|
|
virtual MediaAlbumArt* extractAlbumArt() = 0;
|
|
virtual const char* extractMetadata(int keyCode) = 0;
|
|
};
|
|
|
|
// MediaMetadataRetrieverInterface
|
|
class MediaMetadataRetrieverInterface : public MediaMetadataRetrieverBase
|
|
{
|
|
public:
|
|
MediaMetadataRetrieverInterface() {}
|
|
|
|
virtual ~MediaMetadataRetrieverInterface() {}
|
|
virtual VideoFrame* getFrameAtTime(int64_t timeUs, int option) { return NULL; }
|
|
virtual MediaAlbumArt* extractAlbumArt() { return NULL; }
|
|
virtual const char* extractMetadata(int keyCode) { return NULL; }
|
|
};
|
|
|
|
}; // namespace android
|
|
|
|
#endif // ANDROID_MEDIAMETADATARETRIEVERINTERFACE_H
|
|
|