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-rw-r--r--src/adlmidi.cpp91
1 files changed, 70 insertions, 21 deletions
diff --git a/src/adlmidi.cpp b/src/adlmidi.cpp
index 59d7a7e..dc9c980 100644
--- a/src/adlmidi.cpp
+++ b/src/adlmidi.cpp
@@ -23,7 +23,11 @@
#include "adlmidi_private.hpp"
+#ifdef ADLMIDI_HW_OPL
+static const unsigned MaxCards = 1;
+#else
static const unsigned MaxCards = 100;
+#endif
/*---------------------------EXPORTS---------------------------*/
@@ -31,7 +35,20 @@ ADLMIDI_EXPORT struct ADL_MIDIPlayer *adl_init(long sample_rate)
{
ADL_MIDIPlayer *midi_device;
midi_device = (ADL_MIDIPlayer *)malloc(sizeof(ADL_MIDIPlayer));
+ if(!midi_device)
+ {
+ ADLMIDI_ErrorString = "Can't initialize ADLMIDI: out of memory!";
+ return NULL;
+ }
+
MIDIplay *player = new MIDIplay;
+ if(!player)
+ {
+ free(midi_device);
+ ADLMIDI_ErrorString = "Can't initialize ADLMIDI: out of memory!";
+ return NULL;
+ }
+
midi_device->adl_midiPlayer = player;
player->m_setup.PCM_RATE = static_cast<unsigned long>(sample_rate);
player->m_setup.mindelay = 1.0 / (double)player->m_setup.PCM_RATE;
@@ -52,7 +69,7 @@ ADLMIDI_EXPORT int adl_setNumCards(ADL_MIDIPlayer *device, int numCards)
{
std::stringstream s;
s << "number of cards may only be 1.." << MaxCards << ".\n";
- ADLMIDI_ErrorString = s.str();
+ play->setErrorString(s.str());
return -1;
}
@@ -83,7 +100,7 @@ ADLMIDI_EXPORT int adl_setBank(ADL_MIDIPlayer *device, int bank)
{
std::stringstream s;
s << "bank number may only be 0.." << (NumBanks - 1) << ".\n";
- ADLMIDI_ErrorString = s.str();
+ play->setErrorString(s.str());
return -1;
}
@@ -113,7 +130,7 @@ ADLMIDI_EXPORT int adl_setNumFourOpsChn(ADL_MIDIPlayer *device, int ops4)
{
std::stringstream s;
s << "number of four-op channels may only be 0.." << (6 * (play->m_setup.NumCards)) << " when " << play->m_setup.NumCards << " OPL3 cards are used.\n";
- ADLMIDI_ErrorString = s.str();
+ play->setErrorString(s.str());
return -1;
}
@@ -178,8 +195,6 @@ ADLMIDI_EXPORT void adl_setVolumeRangeModel(struct ADL_MIDIPlayer *device, int v
ADLMIDI_EXPORT int adl_openBankFile(struct ADL_MIDIPlayer *device, char *filePath)
{
- ADLMIDI_ErrorString.clear();
-
if(device && device->adl_midiPlayer)
{
MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
@@ -187,8 +202,9 @@ ADLMIDI_EXPORT int adl_openBankFile(struct ADL_MIDIPlayer *device, char *filePat
play->m_setup.backup_samples_size = 0;
if(!play->LoadBank(filePath))
{
- if(ADLMIDI_ErrorString.empty())
- ADLMIDI_ErrorString = "ADL MIDI: Can't load file";
+ std::string err = play->getErrorString();
+ if(err.empty())
+ play->setErrorString("ADL MIDI: Can't load file");
return -1;
}
else return 0;
@@ -200,8 +216,6 @@ ADLMIDI_EXPORT int adl_openBankFile(struct ADL_MIDIPlayer *device, char *filePat
ADLMIDI_EXPORT int adl_openBankData(struct ADL_MIDIPlayer *device, void *mem, long size)
{
- ADLMIDI_ErrorString.clear();
-
if(device && device->adl_midiPlayer)
{
MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
@@ -209,8 +223,9 @@ ADLMIDI_EXPORT int adl_openBankData(struct ADL_MIDIPlayer *device, void *mem, lo
play->m_setup.backup_samples_size = 0;
if(!play->LoadBank(mem, static_cast<size_t>(size)))
{
- if(ADLMIDI_ErrorString.empty())
- ADLMIDI_ErrorString = "ADL MIDI: Can't load data from memory";
+ std::string err = play->getErrorString();
+ if(err.empty())
+ play->setErrorString("ADL MIDI: Can't load data from memory");
return -1;
}
else return 0;
@@ -222,8 +237,6 @@ ADLMIDI_EXPORT int adl_openBankData(struct ADL_MIDIPlayer *device, void *mem, lo
ADLMIDI_EXPORT int adl_openFile(ADL_MIDIPlayer *device, char *filePath)
{
- ADLMIDI_ErrorString.clear();
-
if(device && device->adl_midiPlayer)
{
MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
@@ -231,8 +244,9 @@ ADLMIDI_EXPORT int adl_openFile(ADL_MIDIPlayer *device, char *filePath)
play->m_setup.backup_samples_size = 0;
if(!play->LoadMIDI(filePath))
{
- if(ADLMIDI_ErrorString.empty())
- ADLMIDI_ErrorString = "ADL MIDI: Can't load file";
+ std::string err = play->getErrorString();
+ if(err.empty())
+ play->setErrorString("ADL MIDI: Can't load file");
return -1;
}
else return 0;
@@ -244,8 +258,6 @@ ADLMIDI_EXPORT int adl_openFile(ADL_MIDIPlayer *device, char *filePath)
ADLMIDI_EXPORT int adl_openData(ADL_MIDIPlayer *device, void *mem, long size)
{
- ADLMIDI_ErrorString.clear();
-
if(device && device->adl_midiPlayer)
{
MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
@@ -253,13 +265,13 @@ ADLMIDI_EXPORT int adl_openData(ADL_MIDIPlayer *device, void *mem, long size)
play->m_setup.backup_samples_size = 0;
if(!play->LoadMIDI(mem, static_cast<size_t>(size)))
{
- if(ADLMIDI_ErrorString.empty())
- ADLMIDI_ErrorString = "ADL MIDI: Can't load data from memory";
+ std::string err = play->getErrorString();
+ if(err.empty())
+ play->setErrorString("ADL MIDI: Can't load data from memory");
return -1;
}
else return 0;
}
-
ADLMIDI_ErrorString = "Can't load file: ADL MIDI is not initialized";
return -1;
}
@@ -274,16 +286,35 @@ ADLMIDI_EXPORT const char *adl_emulatorName()
#endif
}
+ADLMIDI_EXPORT const char *adl_linkedLibraryVersion()
+{
+ return ADLMIDI_VERSION;
+}
+
+
ADLMIDI_EXPORT const char *adl_errorString()
{
return ADLMIDI_ErrorString.c_str();
}
+ADLMIDI_EXPORT const char *adl_errorInfo(ADL_MIDIPlayer *device)
+{
+ if(!device)
+ return adl_errorString();
+ MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
+ if(!play)
+ return adl_errorString();
+ return play->getErrorString().c_str();
+}
+
ADLMIDI_EXPORT const char *adl_getMusicTitle(ADL_MIDIPlayer *device)
{
if(!device)
return "";
- return reinterpret_cast<MIDIplay *>(device->adl_midiPlayer)->musTitle.c_str();
+ MIDIplay *play = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
+ if(!play)
+ return "";
+ return play->musTitle.c_str();
}
ADLMIDI_EXPORT void adl_close(ADL_MIDIPlayer *device)
@@ -477,6 +508,9 @@ inline static void SendStereoAudio(MIDIplay::Setup &device,
ADLMIDI_EXPORT int adl_play(ADL_MIDIPlayer *device, int sampleCount, short *out)
{
+ #ifdef ADLMIDI_HW_OPL
+ return 0;
+ #else
sampleCount -= sampleCount % 2; //Avoid even sample requests
if(sampleCount < 0)
return 0;
@@ -573,11 +607,15 @@ ADLMIDI_EXPORT int adl_play(ADL_MIDIPlayer *device, int sampleCount, short *out)
}
return static_cast<int>(gotten_len);
+ #endif
}
ADLMIDI_EXPORT int adl_generate(ADL_MIDIPlayer *device, int sampleCount, short *out)
{
+ #ifdef ADLMIDI_HW_OPL
+ return 0;
+ #else
sampleCount -= sampleCount % 2; //Avoid even sample requests
if(sampleCount < 0)
return 0;
@@ -617,4 +655,15 @@ ADLMIDI_EXPORT int adl_generate(ADL_MIDIPlayer *device, int sampleCount, short *
}
return sampleCount;
+ #endif
+}
+
+ADLMIDI_EXPORT double adl_tickEvents(ADL_MIDIPlayer *device, double seconds, double granuality)
+{
+ if(!device)
+ return -1.0;
+ MIDIplay *player = reinterpret_cast<MIDIplay *>(device->adl_midiPlayer);
+ if(!player)
+ return -1.0;
+ return player->Tick(seconds, granuality);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-04 08:42:51 +0000