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Diffstat (limited to 'include/media/mediarecorder.h')
-rw-r--r-- | include/media/mediarecorder.h | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/include/media/mediarecorder.h b/include/media/mediarecorder.h new file mode 100644 index 0000000..f247424 --- /dev/null +++ b/include/media/mediarecorder.h @@ -0,0 +1,120 @@ +/* + * 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 MEDIARECORDER_H +#define MEDIARECORDER_H + +#include <utils.h> +#include <ui/SurfaceComposerClient.h> + +namespace android { + +class AuthorDriverWrapper; + +typedef void (*media_completion_f)(status_t status, void *cookie); + +/* Do not change these values without updating their counterparts + * in java/android/android/media/MediaRecorder.java! + */ +enum audio_source { + AUDIO_SOURCE_DEFAULT = 0, + AUDIO_SOURCE_MIC = 1, +}; + +enum video_source { + VIDEO_SOURCE_DEFAULT = 0, + VIDEO_SOURCE_CAMERA = 1, +}; + +enum output_format { + OUTPUT_FORMAT_DEFAULT = 0, + OUTPUT_FORMAT_THREE_GPP = 1, + OUTPUT_FORMAT_MPEG_4 = 2, +}; + +enum audio_encoder { + AUDIO_ENCODER_DEFAULT = 0, + AUDIO_ENCODER_AMR_NB = 1, +}; + +enum video_encoder { + VIDEO_ENCODER_DEFAULT = 0, + VIDEO_ENCODER_H263 = 1, + VIDEO_ENCODER_H264 = 2, + VIDEO_ENCODER_MPEG_4_SP = 3, +}; + +/* + * The state machine of the media_recorder uses a set of different state names. + * The mapping between the media_recorder and the pvauthorengine is shown below: + * + * mediarecorder pvauthorengine + * ---------------------------------------------------------------- + * MEDIA_RECORDER_ERROR ERROR + * MEDIA_RECORDER_IDLE IDLE + * MEDIA_RECORDER_INITIALIZED OPENED + * MEDIA_RECORDER_PREPARING + * MEDIA_RECORDER_PREPARED INITIALIZED + * MEDIA_RECORDER_RECORDING RECORDING + */ +enum media_recorder_states { + MEDIA_RECORDER_ERROR = 0, + MEDIA_RECORDER_IDLE = 1 << 0, + MEDIA_RECORDER_INITIALIZED = 1 << 1, + MEDIA_RECORDER_PREPARING = 1 << 2, + MEDIA_RECORDER_PREPARED = 1 << 3, + MEDIA_RECORDER_RECORDING = 1 << 4, +}; + +class MediaRecorder +{ +public: + MediaRecorder(); + ~MediaRecorder(); + + status_t init(); + + status_t setAudioSource(audio_source as); + status_t setVideoSource(video_source vs); + status_t setOutputFormat(output_format of); + status_t setAudioEncoder(audio_encoder ae); + status_t setVideoEncoder(video_encoder ve); + status_t setVideoSize(int width, int height); + status_t setVideoFrameRate(int frames_per_second); + status_t setPreviewSurface(const sp<Surface>& surface); + + status_t setOutputFile(const char *path); + // XXX metadata setup + + status_t prepare(); + status_t start(); + status_t stop(); + status_t reset(); + status_t getIfOutputFormatSpecified(); + + status_t getMaxAmplitude(int *max); + +private: + AuthorDriverWrapper *mAuthorDriverWrapper; + bool mOutputFormatSpecified; + media_recorder_states mCurrentState; + +}; + +}; // namespace android + +#endif // MEDIAPLAYER_H + |