ardour/livetrax
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use internal seek to implement DiskReader::seek() when possible.

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This still needs a check that the amount of readable data left in the buffe is adequate.
This commit is contained in:
Paul Davis 2019-09-20 14:11:07 -06:00
parent 99c072660b
commit 057ce33563
1 changed files with 6 additions and 3 deletions
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9
libs/ardour/disk_reader.cc
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@ -598,10 +598,13 @@ DiskReader::seek (samplepos_t sample, bool complete_refill)
g_atomic_int_set (&_pending_overwrite, 0);
//sample = std::max ((samplecnt_t)0, sample -_session.worst_output_latency ());
DEBUG_TRACE (DEBUG::DiskIO, string_compose ("DiskReader::seek %s %ld -> %ld refill=%d\n", owner()->name().c_str(), playback_sample, sample, complete_refill));
//printf ("DiskReader::seek %s %ld -> %ld refill=%d\n", owner()->name().c_str(), playback_sample, sample, complete_refill);
// TODO: check if we can micro-locate
const samplecnt_t distance = sample - playback_sample;
if (can_internal_playback_seek (distance)) {
internal_playback_seek (distance);
return 0;
}
for (n = 0, chan = c->begin(); chan != c->end(); ++chan, ++n) {
(*chan)->rbuf->reset ();