diff options
author | Iliyan Malchev <malchev@google.com> | 2008-10-29 16:07:23 -0700 |
---|---|---|
committer | Iliyan Malchev <malchev@google.com> | 2008-10-29 16:07:23 -0700 |
commit | 5ecbb8067789854f471cd73ce4650ac91a2e1b3e (patch) | |
tree | 630ecef2c9c251d29c8b829f86de75834c6d7bba | |
parent | d6054a36475b5ff502b4af78f7d272a713c1a8e7 (diff) | |
download | libhardware-5ecbb8067789854f471cd73ce4650ac91a2e1b3e.tar.gz |
Add AudioHardwareBase class to libhardware.cdma-import
Signed-off-by: Iliyan Malchev <malchev@google.com>
-rw-r--r-- | include/hardware/AudioHardwareBase.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/include/hardware/AudioHardwareBase.h b/include/hardware/AudioHardwareBase.h new file mode 100644 index 00000000..fb1e1250 --- /dev/null +++ b/include/hardware/AudioHardwareBase.h @@ -0,0 +1,72 @@ +/* + * 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_AUDIO_HARDWARE_BASE_H +#define ANDROID_AUDIO_HARDWARE_BASE_H + +#include "hardware/AudioHardwareInterface.h" + + +namespace android { + +// ---------------------------------------------------------------------------- + +/** + * AudioHardwareBase is a convenient base class used for implementing the + * AudioHardwareInterface interface. + */ +class AudioHardwareBase : public AudioHardwareInterface +{ +public: + AudioHardwareBase(); + virtual ~AudioHardwareBase() { } + + /** + * Audio routing methods. Routes defined in include/hardware/AudioSystem.h. + * Audio routes can be (ROUTE_EARPIECE | ROUTE_SPEAKER | ROUTE_BLUETOOTH + * | ROUTE_HEADSET) + * + * setRouting sets the routes for a mode. This is called at startup. It is + * also called when a new device is connected, such as a wired headset is + * plugged in or a Bluetooth headset is paired. + */ + virtual status_t setRouting(int mode, uint32_t routes); + + virtual status_t getRouting(int mode, uint32_t* routes); + + /** + * setMode is called when the audio mode changes. NORMAL mode is for + * standard audio playback, RINGTONE when a ringtone is playing, and IN_CALL + * when a call is in progress. + */ + virtual status_t setMode(int mode); + virtual status_t getMode(int* mode); + + // Temporary interface, do not use + // TODO: Replace with a more generic key:value get/set mechanism + virtual status_t setParameter(const char* key, const char* value); + + /**This method dumps the state of the audio hardware */ + virtual status_t dumpState(int fd, const Vector<String16>& args); + +protected: + int mMode; + uint32_t mRoutes[AudioSystem::NUM_MODES]; +}; + +}; // namespace android + +#endif // ANDROID_AUDIO_HARDWARE_BASE_H |