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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /dom/system/gonk/android_audio/IAudioTrack.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/system/gonk/android_audio/IAudioTrack.h')
-rw-r--r-- | dom/system/gonk/android_audio/IAudioTrack.h | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/dom/system/gonk/android_audio/IAudioTrack.h b/dom/system/gonk/android_audio/IAudioTrack.h new file mode 100644 index 000000000..47d530be5 --- /dev/null +++ b/dom/system/gonk/android_audio/IAudioTrack.h @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2007 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_IAUDIOTRACK_H +#define ANDROID_IAUDIOTRACK_H + +#include <stdint.h> +#include <sys/types.h> + +#include <utils/RefBase.h> +#include <utils/Errors.h> +#include <binder/IInterface.h> +#include <binder/IMemory.h> + + +namespace android { + +// ---------------------------------------------------------------------------- + +class IAudioTrack : public IInterface +{ +public: + DECLARE_META_INTERFACE(AudioTrack); + + /* After it's created the track is not active. Call start() to + * make it active. If set, the callback will start being called. + */ + virtual status_t start() = 0; + + /* Stop a track. If set, the callback will cease being called and + * obtainBuffer will return an error. Buffers that are already released + * will be processed, unless flush() is called. + */ + virtual void stop() = 0; + + /* flush a stopped track. All pending buffers are discarded. + * This function has no effect if the track is not stoped. + */ + virtual void flush() = 0; + + /* mute or unmutes this track. + * While mutted, the callback, if set, is still called. + */ + virtual void mute(bool) = 0; + + /* Pause a track. If set, the callback will cease being called and + * obtainBuffer will return an error. Buffers that are already released + * will be processed, unless flush() is called. + */ + virtual void pause() = 0; + + /* Attach track auxiliary output to specified effect. Use effectId = 0 + * to detach track from effect. + */ + virtual status_t attachAuxEffect(int effectId) = 0; + + /* get this tracks control block */ + virtual sp<IMemory> getCblk() const = 0; +}; + +// ---------------------------------------------------------------------------- + +class BnAudioTrack : public BnInterface<IAudioTrack> +{ +public: + virtual status_t onTransact( uint32_t code, + const Parcel& data, + Parcel* reply, + uint32_t flags = 0); +}; + +// ---------------------------------------------------------------------------- + +}; // namespace android + +#endif // ANDROID_IAUDIOTRACK_H |