Implement audio devices and streams HAL delegating to legacy HAL
Changes made to the .hal definition:
- introduce Effect ID returned by the IEffectsFactory that
needs to be passed to IStream.{add|remove}Effect; otherwise
it's impossible to retrieve the underlying HAL effect handle;
- change "bus address" in DeviceAddress to "string" type;
- fix signature of some methods w.r.t. returning Result;
- remove unused "struct AudioPatch".
Bug: 30222631
Test: make
Change-Id: Icb51729ef57bb2a5b0b78609735e7481bc04f95c
diff --git a/audio/2.0/default/StreamOut.cpp b/audio/2.0/default/StreamOut.cpp
new file mode 100644
index 0000000..34bae29
--- /dev/null
+++ b/audio/2.0/default/StreamOut.cpp
@@ -0,0 +1,275 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#define LOG_TAG "StreamOutHAL"
+
+#include <hardware/audio.h>
+#include <utils/Log.h>
+
+#include "StreamOut.h"
+
+namespace android {
+namespace hardware {
+namespace audio {
+namespace V2_0 {
+namespace implementation {
+
+StreamOut::StreamOut(audio_hw_device_t* device, audio_stream_out_t* stream)
+ : mDevice(device), mStream(stream), mStreamCommon(new Stream(&stream->common)) {
+}
+
+StreamOut::~StreamOut() {
+ mCallback.clear();
+ mDevice->close_output_stream(mDevice, mStream);
+ mStream = nullptr;
+ mDevice = nullptr;
+}
+
+// Methods from ::android::hardware::audio::V2_0::IStream follow.
+Return<uint64_t> StreamOut::getFrameSize() {
+ return audio_stream_out_frame_size(mStream);
+}
+
+Return<uint64_t> StreamOut::getFrameCount() {
+ return mStreamCommon->getFrameCount();
+}
+
+Return<uint64_t> StreamOut::getBufferSize() {
+ return mStreamCommon->getBufferSize();
+}
+
+Return<uint32_t> StreamOut::getSampleRate() {
+ return mStreamCommon->getSampleRate();
+}
+
+Return<void> StreamOut::getSupportedSampleRates(getSupportedSampleRates_cb _hidl_cb) {
+ return mStreamCommon->getSupportedSampleRates(_hidl_cb);
+}
+
+Return<Result> StreamOut::setSampleRate(uint32_t sampleRateHz) {
+ return mStreamCommon->setSampleRate(sampleRateHz);
+}
+
+Return<AudioChannelMask> StreamOut::getChannelMask() {
+ return mStreamCommon->getChannelMask();
+}
+
+Return<void> StreamOut::getSupportedChannelMasks(getSupportedChannelMasks_cb _hidl_cb) {
+ return mStreamCommon->getSupportedChannelMasks(_hidl_cb);
+}
+
+Return<Result> StreamOut::setChannelMask(AudioChannelMask mask) {
+ return mStreamCommon->setChannelMask(mask);
+}
+
+Return<AudioFormat> StreamOut::getFormat() {
+ return mStreamCommon->getFormat();
+}
+
+Return<void> StreamOut::getSupportedFormats(getSupportedFormats_cb _hidl_cb) {
+ return mStreamCommon->getSupportedFormats(_hidl_cb);
+}
+
+Return<Result> StreamOut::setFormat(AudioFormat format) {
+ return mStreamCommon->setFormat(format);
+}
+
+Return<void> StreamOut::getAudioProperties(getAudioProperties_cb _hidl_cb) {
+ return mStreamCommon->getAudioProperties(_hidl_cb);
+}
+
+Return<Result> StreamOut::addEffect(uint64_t effectId) {
+ return mStreamCommon->addEffect(effectId);
+}
+
+Return<Result> StreamOut::removeEffect(uint64_t effectId) {
+ return mStreamCommon->removeEffect(effectId);
+}
+
+Return<Result> StreamOut::standby() {
+ return mStreamCommon->standby();
+}
+
+Return<AudioDevice> StreamOut::getDevice() {
+ return mStreamCommon->getDevice();
+}
+
+Return<Result> StreamOut::setDevice(const DeviceAddress& address) {
+ return mStreamCommon->setDevice(address);
+}
+
+Return<Result> StreamOut::setConnectedState(const DeviceAddress& address, bool connected) {
+ return mStreamCommon->setConnectedState(address, connected);
+}
+
+Return<Result> StreamOut::setHwAvSync(uint32_t hwAvSync) {
+ return mStreamCommon->setHwAvSync(hwAvSync);
+}
+
+Return<void> StreamOut::getParameters(
+ const hidl_vec<hidl_string>& keys, getParameters_cb _hidl_cb) {
+ return mStreamCommon->getParameters(keys, _hidl_cb);
+}
+
+Return<Result> StreamOut::setParameters(const hidl_vec<ParameterValue>& parameters) {
+ return mStreamCommon->setParameters(parameters);
+}
+
+Return<void> StreamOut::debugDump(const native_handle_t* fd) {
+ return mStreamCommon->debugDump(fd);
+}
+
+
+// Methods from ::android::hardware::audio::V2_0::IStreamOut follow.
+Return<uint32_t> StreamOut::getLatency() {
+ return mStream->get_latency(mStream);
+}
+
+Return<Result> StreamOut::setVolume(float left, float right) {
+ Result retval(Result::NOT_SUPPORTED);
+ if (mStream->set_volume != NULL) {
+ retval = mStreamCommon->analyzeStatus(
+ "set_volume", mStream->set_volume(mStream, left, right));
+ }
+ return retval;
+}
+
+Return<void> StreamOut::write(const hidl_vec<uint8_t>& data, write_cb _hidl_cb) {
+ // TODO(mnaganov): Replace with FMQ version.
+ Result retval(Result::OK);
+ uint64_t written = 0;
+ ssize_t writeResult = mStream->write(mStream, &data[0], data.size());
+ if (writeResult >= 0) {
+ written = writeResult;
+ } else {
+ retval = mStreamCommon->analyzeStatus("write", writeResult);
+ written = 0;
+ }
+ _hidl_cb(retval, written);
+ return Void();
+}
+
+Return<void> StreamOut::getRenderPosition(getRenderPosition_cb _hidl_cb) {
+ uint32_t halDspFrames;
+ Result retval = mStreamCommon->analyzeStatus(
+ "get_render_position", mStream->get_render_position(mStream, &halDspFrames));
+ _hidl_cb(retval, halDspFrames);
+ return Void();
+}
+
+Return<void> StreamOut::getNextWriteTimestamp(getNextWriteTimestamp_cb _hidl_cb) {
+ Result retval(Result::NOT_SUPPORTED);
+ int64_t timestampUs = 0;
+ if (mStream->get_next_write_timestamp != NULL) {
+ retval = mStreamCommon->analyzeStatus(
+ "get_next_write_timestamp",
+ mStream->get_next_write_timestamp(mStream, ×tampUs));
+ }
+ _hidl_cb(retval, timestampUs);
+ return Void();
+}
+
+Return<Result> StreamOut::setCallback(const sp<IStreamOutCallback>& callback) {
+ if (mStream->set_callback == NULL) return Result::NOT_SUPPORTED;
+ int result = mStream->set_callback(mStream, StreamOut::asyncCallback, this);
+ if (result == 0) {
+ mCallback = callback;
+ }
+ return mStreamCommon->analyzeStatus("set_callback", result);
+}
+
+// static
+int StreamOut::asyncCallback(stream_callback_event_t event, void*, void *cookie) {
+ wp<StreamOut> weakSelf(reinterpret_cast<StreamOut*>(cookie));
+ sp<StreamOut> self = weakSelf.promote();
+ if (self == 0) return 0;
+ sp<IStreamOutCallback> callback = self->mCallback.promote();
+ if (callback == 0) return 0;
+ ALOGV("asyncCallback() event %d", event);
+ switch (event) {
+ case STREAM_CBK_EVENT_WRITE_READY:
+ callback->onWriteReady();
+ break;
+ case STREAM_CBK_EVENT_DRAIN_READY:
+ callback->onDrainReady();
+ break;
+ case STREAM_CBK_EVENT_ERROR:
+ callback->onError();
+ break;
+ default:
+ ALOGW("asyncCallback() unknown event %d", event);
+ break;
+ }
+ return 0;
+}
+
+Return<void> StreamOut::supportsPauseAndResume(supportsPauseAndResume_cb _hidl_cb) {
+ _hidl_cb(mStream->pause != NULL, mStream->resume != NULL);
+ return Void();
+}
+
+Return<Result> StreamOut::pause() {
+ return mStream->pause != NULL ?
+ mStreamCommon->analyzeStatus("pause", mStream->pause(mStream)) :
+ Result::NOT_SUPPORTED;
+}
+
+Return<Result> StreamOut::resume() {
+ return mStream->resume != NULL ?
+ mStreamCommon->analyzeStatus("resume", mStream->resume(mStream)) :
+ Result::NOT_SUPPORTED;
+}
+
+Return<bool> StreamOut::supportsDrain() {
+ return mStream->drain != NULL;
+}
+
+Return<Result> StreamOut::drain(AudioDrain type) {
+ return mStream->drain != NULL ?
+ mStreamCommon->analyzeStatus(
+ "drain", mStream->drain(mStream, static_cast<audio_drain_type_t>(type))) :
+ Result::NOT_SUPPORTED;
+}
+
+Return<Result> StreamOut::flush() {
+ return mStream->flush != NULL ?
+ mStreamCommon->analyzeStatus("flush", mStream->flush(mStream)) :
+ Result::NOT_SUPPORTED;
+}
+
+Return<void> StreamOut::getPresentationPosition(getPresentationPosition_cb _hidl_cb) {
+ Result retval(Result::NOT_SUPPORTED);
+ uint64_t frames = 0;
+ TimeSpec timeStamp = { 0, 0 };
+ if (mStream->get_presentation_position != NULL) {
+ struct timespec halTimeStamp;
+ retval = mStreamCommon->analyzeStatus(
+ "get_presentation_position",
+ mStream->get_presentation_position(mStream, &frames, &halTimeStamp));
+ if (retval == Result::OK) {
+ timeStamp.tvSec = halTimeStamp.tv_sec;
+ timeStamp.tvNSec = halTimeStamp.tv_nsec;
+ }
+ }
+ _hidl_cb(retval, frames, timeStamp);
+ return Void();
+}
+
+} // namespace implementation
+} // namespace V2_0
+} // namespace audio
+} // namespace hardware
+} // namespace android