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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/AudioSystem.h>
     22 #include <media/MicrophoneInfo.h>
     23 #include <media/mediarecorder.h>
     24 
     25 #include <system/audio.h>
     26 
     27 #include <vector>
     28 
     29 namespace android {
     30 
     31 class ICameraRecordingProxy;
     32 class IGraphicBufferProducer;
     33 struct PersistentSurface;
     34 
     35 struct MediaRecorderBase {
     36     MediaRecorderBase(const String16 &opPackageName)
     37         : mOpPackageName(opPackageName) {}
     38     virtual ~MediaRecorderBase() {}
     39 
     40     virtual status_t init() = 0;
     41     virtual status_t setAudioSource(audio_source_t as) = 0;
     42     virtual status_t setVideoSource(video_source vs) = 0;
     43     virtual status_t setOutputFormat(output_format of) = 0;
     44     virtual status_t setAudioEncoder(audio_encoder ae) = 0;
     45     virtual status_t setVideoEncoder(video_encoder ve) = 0;
     46     virtual status_t setVideoSize(int width, int height) = 0;
     47     virtual status_t setVideoFrameRate(int frames_per_second) = 0;
     48     virtual status_t setCamera(const sp<hardware::ICamera>& camera,
     49                                const sp<ICameraRecordingProxy>& proxy) = 0;
     50     virtual status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface) = 0;
     51     virtual status_t setOutputFile(int fd) = 0;
     52     virtual status_t setNextOutputFile(int /*fd*/) {return INVALID_OPERATION;}
     53     virtual status_t setOutputFileAuxiliary(int /*fd*/) {return INVALID_OPERATION;}
     54     virtual status_t setParameters(const String8& params) = 0;
     55     virtual status_t setListener(const sp<IMediaRecorderClient>& listener) = 0;
     56     virtual status_t setClientName(const String16& clientName) = 0;
     57     virtual status_t prepare() = 0;
     58     virtual status_t start() = 0;
     59     virtual status_t stop() = 0;
     60     virtual status_t pause() = 0;
     61     virtual status_t resume() = 0;
     62     virtual status_t close() = 0;
     63     virtual status_t reset() = 0;
     64     virtual status_t getMaxAmplitude(int *max) = 0;
     65     virtual status_t getMetrics(Parcel *reply) = 0;
     66     virtual status_t dump(int fd, const Vector<String16>& args) const = 0;
     67     virtual status_t setInputSurface(const sp<PersistentSurface>& surface) = 0;
     68     virtual sp<IGraphicBufferProducer> querySurfaceMediaSource() const = 0;
     69     virtual status_t setInputDevice(audio_port_handle_t deviceId) = 0;
     70     virtual status_t getRoutedDeviceId(audio_port_handle_t* deviceId) = 0;
     71     virtual void setAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback) = 0;
     72     virtual status_t enableAudioDeviceCallback(bool enabled) = 0;
     73     virtual status_t getActiveMicrophones(
     74                         std::vector<media::MicrophoneInfo>* activeMicrophones) = 0;
     75 
     76 
     77 
     78 protected:
     79     String16 mOpPackageName;
     80 
     81 private:
     82     MediaRecorderBase(const MediaRecorderBase &);
     83     MediaRecorderBase &operator=(const MediaRecorderBase &);
     84 };
     85 
     86 }  // namespace android
     87 
     88 #endif  // MEDIA_RECORDER_BASE_H_
     89