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Remove my USE_TIME_INFO conditional compilation... will fix otherwise

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This commit is contained in:
Paul Licameli
2017-09-23 23:40:25 -04:00
parent 857a7ca737
commit b38bacfafa
2 changed files with 2 additions and 35 deletions
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23
src/AudioIO.cpp
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@@ -1554,9 +1554,6 @@ bool AudioIO::StartPortAudioStream(double sampleRate,
int userData = 24;
int* lpUserData = (captureFormat_saved == int24Sample) ? &userData : NULL;
#ifndef USE_TIME_INFO
mMidiTimeCorrection = 0;
#endif
mLastPaError = Pa_OpenStream( &mPortStreamV19,
useCapture ? &captureParameters : NULL,
usePlayback ? &playbackParameters : NULL,
@@ -1571,13 +1568,6 @@ bool AudioIO::StartPortAudioStream(double sampleRate,
#endif
if (mPortStreamV19 != NULL && mLastPaError == paNoError) {
#ifndef USE_TIME_INFO
auto info = Pa_GetStreamInfo(mPortStreamV19);
if (info)
mMidiTimeCorrection =
info->outputLatency - (MIDI_MINIMAL_LATENCY_MS / 1000.0);
#endif
#ifdef __WXMAC__
if (mPortMixer) {
if (Px_SupportsPlaythrough(mPortMixer)) {
@@ -4130,16 +4120,7 @@ PmTimestamp AudioIO::MidiTime()
// have the virtue of keeping the Midi output synched with audio, even though
// pmlinuxalsa.c does not implement any synchronization of its own.
#ifdef USE_TIME_INFO
auto offset = mAudioCallbackOutputDacTime - mAudioCallbackOutputCurrentTime;
#else
// We are now using mMidiTimeCorrection, computed once after opening the
// portaudio stream, rather than the difference of dac and current
// times reported to the audio callback; because on Linux with ALSA,
// the dac and current times were not reliable, and that caused irregular
// timing of Midi playback because latency was effectively zero.
auto offset = mMidiTimeCorrection;
#endif
auto clockChange = PaUtil_GetTime() - mAudioCallbackClockTime;
// auto offset = mAudioCallbackOutputDacTime - mAudioCallbackOutputCurrentTime;
@@ -4147,7 +4128,7 @@ PmTimestamp AudioIO::MidiTime()
AudioTime() + 1.0005 -
mAudioFramesPerBuffer / mRate +
clockChange - offset
)));
))) + MIDI_MINIMAL_LATENCY_MS;
}
@@ -4418,10 +4399,8 @@ int audacityAudioCallback(const void *inputBuffer, void *outputBuffer,
/* GSW: Save timeInfo in case MidiPlayback needs it */
gAudioIO->mAudioCallbackClockTime = PaUtil_GetTime();
#ifdef USE_TIME_INFO
gAudioIO->mAudioCallbackOutputDacTime = timeInfo->outputBufferDacTime;
gAudioIO->mAudioCallbackOutputCurrentTime = timeInfo->currentTime;
#endif
// printf("in callback, mAudioCallbackOutputDacTime %g\n", gAudioIO->mAudioCallbackOutputDacTime); //DBG
gAudioIO->mAudioFramesPerBuffer = framesPerBuffer;