media/libmedia/docs/paused.dot

digraph paused {
initial [label="INITIAL\n\
mIgnoreNextPausedInt = false\n\
mPaused = false\n\
mPausedInt = false"];

resume_body [label="mIgnoreNextPausedInt = true\nif (mPaused || mPausedInt)"];
resume_paused [label="mPaused = false\nmPausedInt = false\nsignal()"];
resume_paused -> resume_merged;
resume_merged [label="return"];

Application -> ATstop;
ATstop [label="AudioTrack::stop()"];
ATstop -> pause;
Application -> ATpause;
ATpause [label="AudioTrack::pause()"];
ATpause -> pause;
ATstart -> resume;
ATstart [label="AudioTrack::start()"];
destructor [label="~AudioTrack()"];
destructor -> requestExit;
requestExit [label="AudioTrackThread::requestExit()"];
requestExit -> resume;
Application -> ATsetMarkerPosition
ATsetMarkerPosition [label="AudioTrack::setMarkerPosition()\n[sets marker variables]"];
ATsetMarkerPosition -> ATTwake
Application -> ATsetPositionUpdatePeriod
ATsetPositionUpdatePeriod [label="AudioTrack::setPositionUpdatePeriod()\n[sets update period variables]"];
ATsetPositionUpdatePeriod -> ATTwake
Application -> ATstart;

resume [label="AudioTrackThread::resume()"];
resume -> resume_body;

resume_body -> resume_paused [label="true"];
resume_body -> resume_merged [label="false"];

ATTwake [label="AudioTrackThread::wake()\nif (!mPaused && mPausedInt && mPausedNs > 0)"];
ATTwake-> ATTWake_wakeable [label="true"];
ATTWake_wakeable [label="mIgnoreNextPausedInt = true\nmPausedInt = false\nsignal()"];
ATTwake-> ATTWake_cannotwake [label="false"]
ATTWake_cannotwake [label="ignore"];

pause [label="mPaused = true"];
pause -> return;

threadLoop [label="AudioTrackThread::threadLoop()\nENTRY"];
threadLoop -> threadLoop_1;
threadLoop_1 [label="if (mPaused)"];
threadLoop_1 -> threadLoop_1_true [label="true"];
threadLoop_1 -> threadLoop_2 [label="false"];
threadLoop_1_true [label="wait()\nreturn true"];
threadLoop_2 [label="if (mIgnoreNextPausedInt)"];
threadLoop_2 -> threadLoop_2_true [label="true"];
threadLoop_2 -> threadLoop_3 [label="false"];
threadLoop_2_true [label="mIgnoreNextPausedInt = false\nmPausedInt = false"];
threadLoop_2_true -> threadLoop_3;
threadLoop_3 [label="if (mPausedInt)"];
threadLoop_3 -> threadLoop_3_true [label="true"];
threadLoop_3 -> threadLoop_4 [label="false"];
threadLoop_3_true [label="wait()\nmPausedInt = false\nreturn true"];
threadLoop_4 [label="if (exitPending)"];
threadLoop_4 -> threadLoop_4_true [label="true"];
threadLoop_4 -> threadLoop_5 [label="false"];
threadLoop_4_true [label="return false"];
threadLoop_5 [label="ns = processAudioBuffer()"];
threadLoop_5 -> threadLoop_6;
threadLoop_6 [label="case ns"];
threadLoop_6 -> threadLoop_6_0 [label="0"];
threadLoop_6 -> threadLoop_6_NS_INACTIVE [label="NS_INACTIVE"];
threadLoop_6 -> threadLoop_6_NS_NEVER [label="NS_NEVER"];
threadLoop_6 -> threadLoop_6_NS_WHENEVER [label="NS_WHENEVER"];
threadLoop_6 -> threadLoop_6_default [label="default"];
threadLoop_6_default [label="if (ns < 0)"];
threadLoop_6_default -> threadLoop_6_default_true [label="true"];
threadLoop_6_default -> threadLoop_6_default_false [label="false"];
threadLoop_6_default_true [label="FATAL"];
threadLoop_6_default_false [label="pauseInternal(ns) [wake()-able]\nmPausedInternal = true\nmPausedNs = ns\nreturn true"];
threadLoop_6_0 [label="return true"];
threadLoop_6_NS_INACTIVE [label="pauseInternal()\nmPausedInternal = true\nmPausedNs = 0\nreturn true"];
threadLoop_6_NS_NEVER [label="return false"];
threadLoop_6_NS_WHENEVER [label="ns = 1s"];
threadLoop_6_NS_WHENEVER -> threadLoop_6_default_false;

}