2 * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
20 #include "CAudioIODef.h"
24 using namespace tizen_media_audio;
30 CAudioOutput::CAudioOutput(CAudioInfo& info) :
32 __mIsUsedSyncWrite(false),
34 mDirection = CAudioInfo::EAudioDirection::AUDIO_DIRECTION_OUT;
37 void CAudioOutput::onStream(CPulseAudioClient* pClient, size_t length) {
41 * Does not call CAudioIO::onStream() for synchronization
42 * if a user is using write()
44 if (__mIsUsedSyncWrite) {
45 #ifdef _AUDIO_IO_DEBUG_TIMING_
46 AUDIO_IO_LOGD("Sync Write Mode! - signal! - pClient:[%p], length:[%zu]", pClient, length);
53 * Accrues callback function
55 #ifdef _AUDIO_IO_DEBUG_TIMING_
56 AUDIO_IO_LOGD("pClient:[%p], length:[%zu]", pClient, length);
58 CAudioIO::onStream(pClient, length);
61 void CAudioOutput::__setInit(bool flag) noexcept {
65 bool CAudioOutput::__IsInit() noexcept {
66 return (CAudioIO::isInit() && __mIsInit);
69 bool CAudioOutput::__IsReady() noexcept {
70 return CAudioIO::IsReady();
73 void CAudioOutput::initialize() {
78 CAudioIO::initialize();
80 } catch (const CAudioError& e) {
87 CAudioIO::onStateChanged(CAudioInfo::EAudioIOState::AUDIO_IO_STATE_IDLE);
90 void CAudioOutput::finalize() {
92 AUDIO_IO_LOGD("Did not initialize");
101 void CAudioOutput::prepare() {
103 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, "Did not initialize CAudioOutput"); //LCOV_EXCL_LINE
107 AUDIO_IO_LOGD("Already prepared CAudioOutput");
113 /* Check invalid AudioType */
114 CAudioInfo::EAudioType audioType = mAudioInfo.getAudioType();
115 if (audioType < CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA ||
116 audioType >= CAudioInfo::EAudioType::AUDIO_TYPE_MAX)
117 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
118 "The audioType is invalid [type:%d]", static_cast<int>(audioType));
121 /* Init StreamSpec */
122 CPulseStreamSpec::EStreamLatency streamSpec = CPulseStreamSpec::EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT;
123 #ifndef DISABLE_MOBILE_BACK_COMP
124 if (!mStreamCallback.onStream) {
125 AUDIO_IO_LOGD("Set Stream Spec : CPulseStreamSpec::STREAM_LATENCY_OUTPUT_DEFAULT");
126 streamSpec = CPulseStreamSpec::EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT;
128 AUDIO_IO_LOGD("Set Stream Spec : CPulseStreamSpec::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC");
129 streamSpec = CPulseStreamSpec::EStreamLatency::STREAM_LATENCY_OUTPUT_DEFAULT_ASYNC;
132 /* Override the default value by audio type */
133 if (audioType == CAudioInfo::EAudioType::AUDIO_OUT_TYPE_VOIP)
134 streamSpec = CPulseStreamSpec::EStreamLatency::STREAM_LATENCY_OUTPUT_VOIP;
135 else if (audioType == CAudioInfo::EAudioType::AUDIO_OUT_TYPE_MEDIA_NETWORK_SOURCE)
136 streamSpec = CPulseStreamSpec::EStreamLatency::STREAM_LATENCY_OUTPUT_HIGH;
138 CPulseStreamSpec spec(streamSpec, mAudioInfo);
141 mpPulseAudioClient = new CPulseAudioClient(CPulseAudioClient::EStreamDirection::STREAM_DIRECTION_PLAYBACK, spec, this);
142 mpPulseAudioClient->initialize();
143 #ifndef DISABLE_MOBILE_BACK_COMP
144 /* Uncork stream which is created with CORKED flag */
145 mpPulseAudioClient->cork(false);
150 } catch (const CAudioError& e) {
152 SAFE_FINALIZE(mpPulseAudioClient);
153 SAFE_DELETE(mpPulseAudioClient);
157 } catch (const std::bad_alloc&) {
160 THROW_ERROR_MSG(CAudioError::EError::ERROR_OUT_OF_MEMORY, "Failed to allocate CPulseAudioClient object");
165 void CAudioOutput::unprepare() {
167 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
168 "Did not initialize CAudioOutput"); //LCOV_EXCL_LINE
171 AUDIO_IO_LOGD("Already unprepared");
175 CAudioIO::unprepare();
179 if (mpPulseAudioClient && mpPulseAudioClient->isInThread())
180 THROW_ERROR_MSG(CAudioError::EError::ERROR_INVALID_OPERATION, "Can't unprepare inside pulseaudio thread");
181 SAFE_FINALIZE(mpPulseAudioClient);
182 SAFE_DELETE(mpPulseAudioClient);
184 } catch (const CAudioError& e) {
191 CAudioIO::onStateChanged(CAudioInfo::EAudioIOState::AUDIO_IO_STATE_IDLE);
194 void CAudioOutput::pause() {
195 if (!__IsInit() || !__IsReady())
196 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
197 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
199 if (CAudioIO::getState() != CAudioInfo::EAudioIOState::AUDIO_IO_STATE_RUNNING)
200 THROW_ERROR_MSG(CAudioError::EError::ERROR_INVALID_STATE,
201 "Can't pause if not in Running state");
203 if (mpPulseAudioClient->isInThread() )
204 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_OPERATION, "Can't pause in thread"); //LCOV_EXCL_LINE
207 CAudioIO::onStateChanged(CAudioInfo::EAudioIOState::AUDIO_IO_STATE_PAUSED);
210 void CAudioOutput::resume() {
211 if (!__IsInit() || !__IsReady())
212 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
213 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
215 if (CAudioIO::getState() != CAudioInfo::EAudioIOState::AUDIO_IO_STATE_PAUSED)
216 THROW_ERROR_MSG(CAudioError::EError::ERROR_INVALID_STATE,
217 "Can't resume if not in Paused state");
219 if (mpPulseAudioClient->isInThread())
220 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_OPERATION, "Can't resume in thread"); //LCOV_EXCL_LINE
223 CAudioIO::onStateChanged(CAudioInfo::EAudioIOState::AUDIO_IO_STATE_RUNNING);
226 void CAudioOutput::drain() {
227 if (!__IsInit() || !__IsReady())
228 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
229 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
231 if (mStreamCallback.onStream)
232 THROW_ERROR_MSG(CAudioError::EError::ERROR_INVALID_OPERATION, "async type don't support drain");
235 if (mpPulseAudioClient->isInThread()) {
236 mpPulseAudioClient->drain();
239 mpPulseAudioClient->drain();
242 } catch (const CAudioError& e) {
243 if (!mpPulseAudioClient->isInThread())
249 void CAudioOutput::flush() {
250 if (!__IsInit() || !__IsReady())
251 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
252 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
257 int CAudioOutput::getBufferSize() {
259 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
260 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
262 /* FIXME : return calculated size here to satisfy backward compatibility */
263 return (mAudioInfo.getSampleRate() * DEFAULT_PERIOD_SIZE) / 1000 * mAudioInfo.getSampleSize();
266 size_t CAudioOutput::write(const void* buffer, size_t length) {
267 if (!__IsInit() || !__IsReady())
268 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
269 "Did not initialize or prepare CAudioOutput"); //LCOV_EXCL_LINE
272 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INVALID_ARGUMENT,
273 "Parameters are invalid - buffer:%p, length:%zu", buffer, length);
275 if (CAudioIO::getState() != CAudioInfo::EAudioIOState::AUDIO_IO_STATE_RUNNING)
276 THROW_ERROR_MSG(CAudioError::EError::ERROR_INVALID_OPERATION,
277 "Can't write if not in Running state");
279 /* When write() is called in PulseAudio callback, bypass a pcm data to CPulseAudioClient (For Asynchronous) */
280 if (mpPulseAudioClient && mpPulseAudioClient->isInThread()) {
281 int ret = mpPulseAudioClient->write(buffer, length);
283 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INTERNAL_OPERATION,
284 "The written result is invalid ret:%d", ret);
285 #ifdef _AUDIO_IO_DEBUG_TIMING_
286 AUDIO_IO_LOGD("CPulseAudioClient->write(buffer:%p, length:%zu)", buffer, length);
292 /* For synchronization */
295 // If another thread did call unprepare, do not write
296 if (!mpPulseAudioClient)
297 THROW_ERROR_MSG(CAudioError::EError::ERROR_NOT_INITIALIZED, //LCOV_EXCL_LINE
298 "Did not initialize CPulseAudioClient"); //LCOV_EXCL_LINE
300 // Sets synchronous flag
301 __mIsUsedSyncWrite = true;
303 size_t lengthIter = length;
305 while (lengthIter > 0) {
308 while ((l = mpPulseAudioClient->getWritableSize()) == 0) {
309 #ifdef _AUDIO_IO_DEBUG_TIMING_
310 AUDIO_IO_LOGD("writableSize is [%zu].. wait", l);
318 #ifdef _AUDIO_IO_DEBUG_TIMING_
319 AUDIO_IO_LOGD("CPulseAudioClient->write(buffer:%p, length:%zu)", buffer, l);
322 int ret = mpPulseAudioClient->write(buffer, l);
324 THROW_ERROR_MSG_FORMAT(CAudioError::EError::ERROR_INTERNAL_OPERATION,//LCOV_EXCL_LINE
325 "The written result is invalid ret:%d", ret); //LCOV_EXCL_LINE
327 buffer = static_cast<const uint8_t*>(buffer) + l;
329 } // End of while (length > 0)
331 __mIsUsedSyncWrite = false;
335 } catch (const CAudioError& e) {
336 __mIsUsedSyncWrite = false;