Home | History | Annotate | Download | only in lvpp
      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef DUMMY_VIDEOSOURCE_H_
     18 
     19 #define DUMMY_VIDEOSOURCE_H_
     20 
     21 #include <utils/RefBase.h>
     22 #include <utils/threads.h>
     23 #include <media/stagefright/MediaSource.h>
     24 #include <media/stagefright/DataSource.h>
     25 #include "OMX_IVCommon.h"
     26 #include "VideoEditorTools.h"
     27 #include "M4OSA_Clock.h"
     28 #include "M4OSA_Time.h"
     29 #include "M4OSA_Types.h"
     30 
     31 
     32 namespace android {
     33 
     34 
     35 class  MediaBuffer;
     36 class  MetaData;
     37 
     38 struct DummyVideoSource : public MediaSource {
     39 
     40 public:
     41     static sp<DummyVideoSource> Create(uint32_t width,
     42                                        uint32_t height,
     43                                        uint64_t clipDuration,
     44                                        const char *imageUri);
     45 
     46     virtual status_t start(MetaData *params = NULL);
     47     virtual status_t stop();
     48     virtual sp<MetaData> getFormat();
     49     virtual status_t read(MediaBuffer **buffer,
     50                           const MediaSource::ReadOptions *options = NULL);
     51 
     52 protected:
     53     DummyVideoSource (uint32_t width, uint32_t height,
     54                       uint64_t clipDuration, const char *imageUri);
     55     virtual ~DummyVideoSource();
     56 
     57 private:
     58     uint32_t mFrameWidth;
     59     uint32_t mFrameHeight;
     60     uint64_t mImageClipDuration;
     61     const char *mUri;
     62     int64_t mFrameTimeUs;
     63     bool mIsFirstImageFrame;
     64     void *mImageBuffer;
     65     M4OSA_Time mImagePlayStartTime;
     66     uint32_t mImageSeekTime;
     67 
     68     DummyVideoSource(const DummyVideoSource &);
     69     DummyVideoSource &operator=(const DummyVideoSource &);
     70 
     71 };
     72 
     73 
     74 }//namespace android
     75 
     76 
     77 #endif //DUMMY_VIDEOSOURCE_H_
     78 
     79