shawn/op-pedal
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Midi handling in the Dummy Audio driver.

Browse Source
This commit is contained in:
Robin E. R. Davies
2025-06-29 08:30:26 -04:00
parent a81056a657
commit 03cb18e065
4 changed files with 72 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/AlsaDriver.cpp
+4 -8
View File
@@ -303,12 +303,8 @@ namespace pipedal
: driverHost(driverHost)
{
midiEventMemoryIndex = 0;
midiEventMemory.resize(MAX_MIDI_EVENT * MAX_MIDI_EVENT_SIZE);
midiEventMemory.resize(MIDI_MEMORY_BUFFER_SIZE);
midiEvents.resize(MAX_MIDI_EVENT);
for (size_t i = 0; i < midiEvents.size(); ++i)
{
midiEvents[i].buffer = midiEventMemory.data() + i * MAX_MIDI_EVENT_SIZE;
}
}
virtual ~AlsaDriverImpl()
{
@@ -1522,7 +1518,7 @@ namespace pipedal
} while (frames > 0);
return framesRead;
}
protected:
void ReadMidiData(uint32_t audioFrame)
{
AlsaMidiMessage message;
@@ -1558,6 +1554,7 @@ namespace pipedal
}
}
private:
long WriteBuffer(snd_pcm_t *handle, uint8_t *buf, size_t frames)
{
@@ -1782,8 +1779,7 @@ namespace pipedal
Lv2Log::debug("Audio thread joined.");
}
static constexpr size_t MAX_MIDI_EVENT_SIZE = 3;
static constexpr size_t MIDI_BUFFER_SIZE = 16 * 1024;
static constexpr size_t MIDI_MEMORY_BUFFER_SIZE = 32 * 1024;
static constexpr size_t MAX_MIDI_EVENT = 4 * 1024;
size_t midiEventCount = 0;