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/*
**
** Copyright 2014, 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 INCLUDING_FROM_AUDIOFLINGER_H
#error This header file should only be included from AudioFlinger.h
#endif
class PatchPanel : public RefBase {
public:
class Patch;
PatchPanel(const sp<AudioFlinger>& audioFlinger);
virtual ~PatchPanel();
/* List connected audio ports and their attributes */
status_t listAudioPorts(unsigned int *num_ports,
struct audio_port *ports);
/* Get supported attributes for a given audio port */
status_t getAudioPort(struct audio_port *port);
/* Create a patch between several source and sink ports */
status_t createAudioPatch(const struct audio_patch *patch,
audio_patch_handle_t *handle);
/* Release a patch */
status_t releaseAudioPatch(audio_patch_handle_t handle);
/* List connected audio devices and they attributes */
status_t listAudioPatches(unsigned int *num_patches,
struct audio_patch *patches);
/* Set audio port configuration */
status_t setAudioPortConfig(const struct audio_port_config *config);
status_t createPatchConnections(Patch *patch,
const struct audio_patch *audioPatch);
void clearPatchConnections(Patch *patch);
class Patch {
public:
Patch(const struct audio_patch *patch) :
mAudioPatch(*patch), mHandle(AUDIO_PATCH_HANDLE_NONE),
mHalHandle(AUDIO_PATCH_HANDLE_NONE), mRecordPatchHandle(AUDIO_PATCH_HANDLE_NONE),
mPlaybackPatchHandle(AUDIO_PATCH_HANDLE_NONE) {}
~Patch() {}
struct audio_patch mAudioPatch;
audio_patch_handle_t mHandle;
audio_patch_handle_t mHalHandle;
sp<PlaybackThread> mPlaybackThread;
sp<PlaybackThread::PatchTrack> mPatchTrack;
sp<RecordThread> mRecordThread;
sp<RecordThread::PatchRecord> mPatchRecord;
audio_patch_handle_t mRecordPatchHandle;
audio_patch_handle_t mPlaybackPatchHandle;
};
private:
const wp<AudioFlinger> mAudioFlinger;
SortedVector <Patch *> mPatches;
};
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