From aa9811945f575614b3482d09e4d969792701cebb Mon Sep 17 00:00:00 2001 From: Paul McLean Date: Sat, 21 Mar 2015 09:55:15 -0700 Subject: Adding explicit routing API to AudioTrack Change-Id: I40c048c7644c46f4e4f7103875206c0785c4b1dc --- media/libmedia/AudioSystem.cpp | 3 ++- media/libmedia/AudioTrack.cpp | 33 ++++++++++++++++++++++++++------- media/libmedia/IAudioPolicyService.cpp | 5 ++++- 3 files changed, 32 insertions(+), 9 deletions(-) (limited to 'media') diff --git a/media/libmedia/AudioSystem.cpp b/media/libmedia/AudioSystem.cpp index 9150a94..8db72ee 100644 --- a/media/libmedia/AudioSystem.cpp +++ b/media/libmedia/AudioSystem.cpp @@ -658,13 +658,14 @@ status_t AudioSystem::getOutputForAttr(const audio_attributes_t *attr, audio_format_t format, audio_channel_mask_t channelMask, audio_output_flags_t flags, + audio_port_handle_t selectedDeviceId, const audio_offload_info_t *offloadInfo) { const sp& aps = AudioSystem::get_audio_policy_service(); if (aps == 0) return NO_INIT; return aps->getOutputForAttr(attr, output, session, stream, samplingRate, format, channelMask, - flags, offloadInfo); + flags, selectedDeviceId, offloadInfo); } status_t AudioSystem::startOutput(audio_io_handle_t output, diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp index ce30c62..9e9ec5b 100644 --- a/media/libmedia/AudioTrack.cpp +++ b/media/libmedia/AudioTrack.cpp @@ -121,7 +121,8 @@ AudioTrack::AudioTrack() mIsTimed(false), mPreviousPriority(ANDROID_PRIORITY_NORMAL), mPreviousSchedulingGroup(SP_DEFAULT), - mPausedPosition(0) + mPausedPosition(0), + mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE) { mAttributes.content_type = AUDIO_CONTENT_TYPE_UNKNOWN; mAttributes.usage = AUDIO_USAGE_UNKNOWN; @@ -149,7 +150,8 @@ AudioTrack::AudioTrack( mIsTimed(false), mPreviousPriority(ANDROID_PRIORITY_NORMAL), mPreviousSchedulingGroup(SP_DEFAULT), - mPausedPosition(0) + mPausedPosition(0), + mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE) { mStatus = set(streamType, sampleRate, format, channelMask, frameCount, flags, cbf, user, notificationFrames, @@ -177,7 +179,8 @@ AudioTrack::AudioTrack( mIsTimed(false), mPreviousPriority(ANDROID_PRIORITY_NORMAL), mPreviousSchedulingGroup(SP_DEFAULT), - mPausedPosition(0) + mPausedPosition(0), + mSelectedDeviceId(AUDIO_PORT_HANDLE_NONE) { mStatus = set(streamType, sampleRate, format, channelMask, 0 /*frameCount*/, flags, cbf, user, notificationFrames, @@ -928,6 +931,21 @@ audio_io_handle_t AudioTrack::getOutput() const return mOutput; } +status_t AudioTrack::setOutputDevice(audio_port_handle_t deviceId) { + AutoMutex lock(mLock); + if (mSelectedDeviceId != deviceId) { + mSelectedDeviceId = deviceId; + return restoreTrack_l("setOutputDevice() restart"); + } else { + return NO_ERROR; + } +} + +audio_port_handle_t AudioTrack::getOutputDevice() { + AutoMutex lock(mLock); + return mSelectedDeviceId; +} + status_t AudioTrack::attachAuxEffect(int effectId) { AutoMutex lock(mLock); @@ -960,11 +978,12 @@ status_t AudioTrack::createTrack_l() audio_io_handle_t output; audio_stream_type_t streamType = mStreamType; audio_attributes_t *attr = (mStreamType == AUDIO_STREAM_DEFAULT) ? &mAttributes : NULL; - status_t status = AudioSystem::getOutputForAttr(attr, &output, - (audio_session_t)mSessionId, &streamType, - mSampleRate, mFormat, mChannelMask, - mFlags, mOffloadInfo); + status_t status; + status = AudioSystem::getOutputForAttr(attr, &output, + (audio_session_t)mSessionId, &streamType, + mSampleRate, mFormat, mChannelMask, + mFlags, mSelectedDeviceId, mOffloadInfo); if (status != NO_ERROR || output == AUDIO_IO_HANDLE_NONE) { ALOGE("Could not get audio output for session %d, stream type %d, usage %d, sample rate %u, format %#x," diff --git a/media/libmedia/IAudioPolicyService.cpp b/media/libmedia/IAudioPolicyService.cpp index 39374d8..4b86532 100644 --- a/media/libmedia/IAudioPolicyService.cpp +++ b/media/libmedia/IAudioPolicyService.cpp @@ -173,6 +173,7 @@ public: audio_format_t format, audio_channel_mask_t channelMask, audio_output_flags_t flags, + audio_port_handle_t selectedDeviceId, const audio_offload_info_t *offloadInfo) { Parcel data, reply; @@ -208,6 +209,7 @@ public: data.writeInt32(static_cast (format)); data.writeInt32(channelMask); data.writeInt32(static_cast (flags)); + data.writeInt32(selectedDeviceId); // hasOffloadInfo if (offloadInfo == NULL) { data.writeInt32(0); @@ -815,6 +817,7 @@ status_t BnAudioPolicyService::onTransact( audio_channel_mask_t channelMask = data.readInt32(); audio_output_flags_t flags = static_cast (data.readInt32()); + audio_port_handle_t selectedDeviceId = data.readInt32(); bool hasOffloadInfo = data.readInt32() != 0; audio_offload_info_t offloadInfo; if (hasOffloadInfo) { @@ -824,7 +827,7 @@ status_t BnAudioPolicyService::onTransact( status_t status = getOutputForAttr(hasAttributes ? &attr : NULL, &output, session, &stream, samplingRate, format, channelMask, - flags, hasOffloadInfo ? &offloadInfo : NULL); + flags, selectedDeviceId, hasOffloadInfo ? &offloadInfo : NULL); reply->writeInt32(status); reply->writeInt32(output); reply->writeInt32(stream); -- cgit v1.1