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Tweaks to ALSA midi handling

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This commit is contained in:
Jack Andersen
2016-05-20 15:16:28 -10:00
parent df61d6678b
commit 6f04bea1f0
3 changed files with 8 additions and 18 deletions
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22
lib/audiodev/ALSA.cpp
View File

@@ -351,8 +351,8 @@ struct ALSAAudioVoiceEngine : BaseAudioVoiceEngine
snd_rawmidi_info_t *info;
snd_rawmidi_info_alloca(&info);
snd_rawmidi_info_set_device(info, device);
ret.push_back(std::make_pair(snd_rawmidi_info_get_id(info),
snd_rawmidi_info_get_name(info)));
sprintf(name + strlen(name), ",%d", device);
ret.push_back(std::make_pair(name, snd_rawmidi_info_get_name(info)));
}
} while (device >= 0);
@@ -501,12 +501,8 @@ struct ALSAAudioVoiceEngine : BaseAudioVoiceEngine
std::unique_ptr<IMIDIIn> newRealMIDIIn(const char* name, ReceiveFunctor&& receiver)
{
int status;
char path[128];
snprintf(path, 128, "hw:%s", name);
snd_rawmidi_t* midi;
status = snd_rawmidi_open(&midi, nullptr, path, 0);
int status = snd_rawmidi_open(&midi, nullptr, name, 0);
if (status)
return {};
return std::make_unique<MIDIIn>(midi, true, std::move(receiver));
@@ -514,12 +510,8 @@ struct ALSAAudioVoiceEngine : BaseAudioVoiceEngine
std::unique_ptr<IMIDIOut> newRealMIDIOut(const char* name)
{
int status;
char path[128];
snprintf(path, 128, "hw:%s", name);
snd_rawmidi_t* midi;
status = snd_rawmidi_open(nullptr, &midi, path, 0);
int status = snd_rawmidi_open(nullptr, &midi, name, 0);
if (status)
return {};
return std::make_unique<MIDIOut>(midi, true);
@@ -527,13 +519,9 @@ struct ALSAAudioVoiceEngine : BaseAudioVoiceEngine
std::unique_ptr<IMIDIInOut> newRealMIDIInOut(const char* name, ReceiveFunctor&& receiver)
{
int status;
char path[128];
snprintf(path, 128, "hw:%s", name);
snd_rawmidi_t* midiIn;
snd_rawmidi_t* midiOut;
status = snd_rawmidi_open(&midiIn, &midiOut, path, 0);
int status = snd_rawmidi_open(&midiIn, &midiOut, name, 0);
if (status)
return {};
return std::make_unique<MIDIInOut>(midiIn, midiOut, true, std::move(receiver));

2
lib/audiodev/MIDIDecoder.cpp
View File

@@ -47,6 +47,8 @@ MIDIDecoder::receiveBytes(std::vector<uint8_t>::const_iterator begin,
uint8_t b;
if (a & 0x80)
m_status = a;
else
it--;
uint8_t chan = m_status & 0xf;
switch (Status(m_status & 0xf0))