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Keyboard scrubbing: change some of the parameters

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Changes to some of the parameters, based on user feedback.
This commit is contained in:
David Bailes 2020-01-08 09:05:53 +00:00
parent a178f0df09
commit d22edcbc10
1 changed files with 9 additions and 4 deletions
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13
src/tracks/ui/Scrubbing.cpp
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@ -591,13 +591,18 @@ bool Scrubber::StartKeyboardScrubbing(double time0, bool backwards)
options.pScrubbingOptions = &mOptions;
options.envelope = nullptr;
// delay and minStutterTime are used in AudioIO::AllocateBuffers() for setting the
// values of mPlaybackQueueMinimum and mPlaybackSamplesToCopy respectively. minStutterTime
// is set lower here than in mouse scrubbing to ensure that there is not a long
// delay before the start of the playback of the audio.
mOptions.delay = (ScrubPollInterval_ms / 1000.0);
mOptions.minStutterTime = mOptions.delay;
mOptions.minSpeed = ScrubbingOptions::MinAllowedScrubSpeed();
mOptions.maxSpeed = ScrubbingOptions::MaxAllowedScrubSpeed();
mOptions.minTime = 0;
mOptions.maxTime = std::max(0.0, TrackList::Get(*mProject).GetEndTime());
mOptions.minStutterTime = std::max(0.0, MinStutter);
mOptions.bySpeed = true;
mOptions.adjustStart = false;
mOptions.isPlayingAtSpeed = false;
@ -623,8 +628,8 @@ bool Scrubber::StartKeyboardScrubbing(double time0, bool backwards)
double Scrubber::GetKeyboardScrubbingSpeed()
{
const double speedAtDefaultZoom = 0.25;
const double maxSpeed = 4.0;
const double speedAtDefaultZoom = 0.5;
const double maxSpeed = 3.0;
const double minSpeed = 0.0625;
auto &viewInfo = ViewInfo::Get(*mProject);