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      1 /*
      2  * Copyright (C) 2009 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 MEDIA_RECORDER_BASE_H_
     18 
     19 #define MEDIA_RECORDER_BASE_H_
     20 
     21 #include <media/mediarecorder.h>
     22 
     23 #include <system/audio.h>
     24 
     25 namespace android {
     26 
     27 class ICameraRecordingProxy;
     28 class Surface;
     29 class IGraphicBufferProducer;
     30 
     31 struct MediaRecorderBase {
     32     MediaRecorderBase() {}
     33     virtual ~MediaRecorderBase() {}
     34 
     35     virtual status_t init() = 0;
     36     virtual status_t setAudioSource(audio_source_t as) = 0;
     37     virtual status_t setVideoSource(video_source vs) = 0;
     38     virtual status_t setOutputFormat(output_format of) = 0;
     39     virtual status_t setAudioEncoder(audio_encoder ae) = 0;
     40     virtual status_t setVideoEncoder(video_encoder ve) = 0;
     41     virtual status_t setVideoSize(int width, int height) = 0;
     42     virtual status_t setVideoFrameRate(int frames_per_second) = 0;
     43     virtual status_t setCamera(const sp<ICamera>& camera,
     44                                const sp<ICameraRecordingProxy>& proxy) = 0;
     45     virtual status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface) = 0;
     46     virtual status_t setOutputFile(const char *path) = 0;
     47     virtual status_t setOutputFile(int fd, int64_t offset, int64_t length) = 0;
     48     virtual status_t setOutputFileAuxiliary(int fd) {return INVALID_OPERATION;}
     49     virtual status_t setParameters(const String8& params) = 0;
     50     virtual status_t setListener(const sp<IMediaRecorderClient>& listener) = 0;
     51     virtual status_t setClientName(const String16& clientName) = 0;
     52     virtual status_t prepare() = 0;
     53     virtual status_t start() = 0;
     54     virtual status_t stop() = 0;
     55     virtual status_t close() = 0;
     56     virtual status_t reset() = 0;
     57     virtual status_t getMaxAmplitude(int *max) = 0;
     58     virtual status_t dump(int fd, const Vector<String16>& args) const = 0;
     59     virtual sp<IGraphicBufferProducer> querySurfaceMediaSource() const = 0;
     60 
     61 private:
     62     MediaRecorderBase(const MediaRecorderBase &);
     63     MediaRecorderBase &operator=(const MediaRecorderBase &);
     64 };
     65 
     66 }  // namespace android
     67 
     68 #endif  // MEDIA_RECORDER_BASE_H_
     69