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Code Pull Requests Releases Activity

add a raw CoreMidi data debug mode

This commit is contained in:
Robin Gareus 2015-07-01 22:14:30 +02:00
parent b687ed9339
commit 2d098c346a
1 changed files with 54 additions and 6 deletions
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60
libs/backends/coreaudio/coremidi_io.cc
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@ -24,28 +24,71 @@
using namespace ARDOUR;
#ifndef NDEBUG
static int _debug_mode = 0;
#endif
static void notifyProc (const MIDINotification *message, void *refCon) {
CoreMidiIo *self = static_cast<CoreMidiIo*>(refCon);
self->notify_proc(message);
}
#ifndef NDEBUG
static void print_packet (const MIDIPacket *p) {
fprintf (stderr, "CoreMIDI: Packet %d bytes [ ", p->length);
for (int bb = 0; bb < p->length; ++bb) {
fprintf (stderr, "%02x ", ((uint8_t*)p->data)[bb]);
}
fprintf (stderr, "]\n");
}
static void dump_packet_list (const UInt32 numPackets, MIDIPacket const *p) {
for (UInt32 i = 0; i < numPackets; ++i) {
print_packet (p);
p = MIDIPacketNext (p);
}
}
#endif
static void midiInputCallback(const MIDIPacketList *list, void *procRef, void *srcRef) {
CoreMidiIo *self = static_cast<CoreMidiIo*> (procRef);
if (!self || !self->enabled()) {
// skip while freewheeling
#ifndef NDEBUG
if (_debug_mode & 2) {
fprintf (stderr, "Ignored Midi Packet while freewheeling:\n");
dump_packet_list (list->numPackets, &list->packet[0]);
}
#endif
return;
}
RingBuffer<uint8_t> * rb = static_cast<RingBuffer < uint8_t > *> (srcRef);
if (!rb) return;
if (!rb) {
#ifndef NDEBUG
if (_debug_mode & 4) {
fprintf (stderr, "Ignored Midi Packet - no ringbuffer:\n");
dump_packet_list (list->numPackets, &list->packet[0]);
}
#endif
return;
}
MIDIPacket const *p = &list->packet[0];
for (UInt32 i = 0; i < list->numPackets; ++i) {
uint32_t len = ((p->length + 3)&~3) + sizeof(MIDITimeStamp) + sizeof(UInt16);
if (rb->write_space() < sizeof(uint32_t) + len) {
fprintf(stderr, "CoreMIDI: dropped MIDI event\n");
continue;
#ifndef NDEBUG
if (_debug_mode & 1) {
print_packet (p);
}
rb->write ((uint8_t*)&len, sizeof(uint32_t));
rb->write ((uint8_t*)p, len);
#endif
if (rb->write_space() > sizeof(uint32_t) + len) {
rb->write ((uint8_t*)&len, sizeof(uint32_t));
rb->write ((uint8_t*)p, len);
}
#ifndef NDEBUG
else {
fprintf (stderr, "CoreMIDI: dropped MIDI event\n");
}
#endif
p = MIDIPacketNext (p);
}
}
@ -88,6 +131,11 @@ CoreMidiIo::CoreMidiIo()
, _changed_arg (0)
{
pthread_mutex_init (&_discovery_lock, 0);
#ifndef NDEBUG
const char *p = getenv ("COREMIDIDEBUG");
if (p && *p) _debug_mode = atoi (p);
#endif
}
CoreMidiIo::~CoreMidiIo()