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JUCE
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Cleaned up some ASIO code and added some logging.

tags/2021-05-28
jules 12 years ago
parent
74bd1ea8e6
commit
0d477bb422
1 changed files with 212 additions and 189 deletions
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  1. +212
    -189
      modules/juce_audio_devices/native/juce_win32_ASIO.cpp

+ 212
- 189
modules/juce_audio_devices/native/juce_win32_ASIO.cpp View File

@@ -323,6 +323,7 @@ public:
minSize (0), maxSize (0), minSize (0), maxSize (0),
preferredSize (0), preferredSize (0),
granularity (0), granularity (0),
numClockSources (0),
currentBlockSizeSamples (0), currentBlockSizeSamples (0),
currentBitDepth (16), currentBitDepth (16),
currentSampleRate (0), currentSampleRate (0),
@@ -376,12 +377,10 @@ public:
if (newRates.size() == 0) if (newRates.size() == 0)
{ {
double cr = 0;
const long err = asioObject->getSampleRate (&cr);
double cr = getSampleRate();
JUCE_ASIO_LOG ("No sample rates supported - current rate: " + String ((int) cr)); JUCE_ASIO_LOG ("No sample rates supported - current rate: " + String ((int) cr));
JUCE_ASIO_LOG_ERROR ("getSampleRate", err);
if (err == 0)
if (cr > 0)
newRates.add ((int) cr); newRates.add ((int) cr);
} }
@@ -431,46 +430,11 @@ public:
isStarted = false; isStarted = false;
bufferIndex = -1; bufferIndex = -1;
minSize = 0;
maxSize = 0;
granularity = 0;
long err = asioObject->getChannels (&totalNumInputChans, &totalNumOutputChans); long err = asioObject->getChannels (&totalNumInputChans, &totalNumOutputChans);
jassert (err == ASE_OK); jassert (err == ASE_OK);
long newPreferredSize = 0;
if (asioObject->getBufferSize (&minSize, &maxSize, &newPreferredSize, &granularity) == ASE_OK)
{
if (preferredSize != 0 && newPreferredSize != 0 && newPreferredSize != preferredSize)
shouldUsePreferredSize = true;
if (bufferSizeSamples < minSize || bufferSizeSamples > maxSize)
shouldUsePreferredSize = true;
preferredSize = newPreferredSize;
}
// unfortunate workaround for certain manufacturers whose drivers crash horribly if you make
// dynamic changes to the buffer size...
shouldUsePreferredSize = shouldUsePreferredSize
|| getName().containsIgnoreCase ("Digidesign");
if (shouldUsePreferredSize)
{
JUCE_ASIO_LOG ("Using preferred size for buffer..");
if ((err = asioObject->getBufferSize (&minSize, &maxSize, &preferredSize, &granularity)) == ASE_OK)
{
bufferSizeSamples = preferredSize;
}
else
{
bufferSizeSamples = 1024;
JUCE_ASIO_LOG_ERROR ("getBufferSize1", err);
}
shouldUsePreferredSize = false;
}
bufferSizeSamples = readBufferSizes (bufferSizeSamples);
int sampleRate = roundToInt (sr); int sampleRate = roundToInt (sr);
currentSampleRate = sampleRate; currentSampleRate = sampleRate;
@@ -489,71 +453,13 @@ public:
if (sampleRate == 0) if (sampleRate == 0)
sampleRate = 44100; sampleRate = 44100;
ASIOClockSource clocks[32] = { 0 };
long numSources = numElementsInArray (clocks);
asioObject->getClockSources (clocks, &numSources);
bool isSourceSet = false;
// careful not to remove this loop because it does more than just logging!
for (int i = 0; i < numSources; ++i)
{
String s ("clock: ");
s += clocks[i].name;
if (clocks[i].isCurrentSource)
{
isSourceSet = true;
s << " (cur)";
}
JUCE_ASIO_LOG (s);
}
if (numSources > 1 && ! isSourceSet)
{
JUCE_ASIO_LOG ("setting clock source");
err = asioObject->setClockSource (clocks[0].index);
JUCE_ASIO_LOG_ERROR ("setClockSource1", err);
Thread::sleep (20);
}
else
{
if (numSources == 0)
JUCE_ASIO_LOG ("no clock sources!");
}
{
double cr = 0;
err = asioObject->getSampleRate (&cr);
JUCE_ASIO_LOG_ERROR ("getSampleRate", err);
currentSampleRate = cr;
}
updateClockSources();
currentSampleRate = getSampleRate();
error = String::empty; error = String::empty;
err = 0;
buffersCreated = false; buffersCreated = false;
if (currentSampleRate != sampleRate)
{
JUCE_ASIO_LOG ("rate change: " + String (currentSampleRate) + " to " + String (sampleRate));
err = asioObject->setSampleRate (sampleRate);
if (err == ASE_NoClock && numSources > 0)
{
JUCE_ASIO_LOG ("trying to set a clock source..");
Thread::sleep (10);
err = asioObject->setClockSource (clocks[0].index);
JUCE_ASIO_LOG_ERROR ("setClockSource2", err);
Thread::sleep (10);
err = asioObject->setSampleRate (sampleRate);
}
if (err == 0)
currentSampleRate = sampleRate;
// on fail, ignore the attempt to change rate, and run with the current one..
}
setSampleRate (sampleRate);
if (needToReset) if (needToReset)
{ {
@@ -652,12 +558,7 @@ public:
outputFormat[i].clear (bufferInfos [numActiveInputChans + i].buffers[1], currentBlockSizeSamples); outputFormat[i].clear (bufferInfos [numActiveInputChans + i].buffers[1], currentBlockSizeSamples);
} }
inputLatency = outputLatency = 0;
if (asioObject->getLatencies (&inputLatency, &outputLatency) != 0)
JUCE_ASIO_LOG ("no latencies");
else
JUCE_ASIO_LOG ("latencies: " + String ((int) outputLatency) + ", " + String ((int) inputLatency));
readLatencies();
asioObject->getBufferSize (&minSize, &maxSize, &preferredSize, &granularity); asioObject->getBufferSize (&minSize, &maxSize, &preferredSize, &granularity);
deviceIsOpen = true; deviceIsOpen = true;
@@ -866,6 +767,8 @@ private:
Array<int> sampleRates, bufferSizes; Array<int> sampleRates, bufferSizes;
long inputLatency, outputLatency; long inputLatency, outputLatency;
long minSize, maxSize, preferredSize, granularity; long minSize, maxSize, preferredSize, granularity;
ASIOClockSource clocks[32];
int numClockSources;
int volatile currentBlockSizeSamples; int volatile currentBlockSizeSamples;
int volatile currentBitDepth; int volatile currentBitDepth;
@@ -930,6 +833,50 @@ private:
} }
} }
int readBufferSizes (int bufferSizeSamples)
{
minSize = 0;
maxSize = 0;
granularity = 0;
long newPreferredSize = 0;
if (asioObject->getBufferSize (&minSize, &maxSize, &newPreferredSize, &granularity) == ASE_OK)
{
if (preferredSize != 0 && newPreferredSize != 0 && newPreferredSize != preferredSize)
shouldUsePreferredSize = true;
if (bufferSizeSamples < minSize || bufferSizeSamples > maxSize)
shouldUsePreferredSize = true;
preferredSize = newPreferredSize;
}
// unfortunate workaround for certain drivers which crash if you make
// dynamic changes to the buffer size...
shouldUsePreferredSize = shouldUsePreferredSize || getName().containsIgnoreCase ("Digidesign");
if (shouldUsePreferredSize)
{
JUCE_ASIO_LOG ("Using preferred size for buffer..");
long err = asioObject->getBufferSize (&minSize, &maxSize, &preferredSize, &granularity);
if (err == ASE_OK)
{
bufferSizeSamples = (int) preferredSize;
}
else
{
bufferSizeSamples = 1024;
JUCE_ASIO_LOG_ERROR ("getBufferSize1", err);
}
shouldUsePreferredSize = false;
}
return bufferSizeSamples;
}
int resetBuffers (const BigInteger& inputChannels, int resetBuffers (const BigInteger& inputChannels,
const BigInteger& outputChannels) const BigInteger& outputChannels)
{ {
@@ -996,6 +943,157 @@ private:
bufferSizes.sort (comparator); bufferSizes.sort (comparator);
} }
double getSampleRate() const
{
double cr = 0;
long err = asioObject->getSampleRate (&cr);
JUCE_ASIO_LOG_ERROR ("getSampleRate", err);
return cr;
}
void setSampleRate (int newRate)
{
if (currentSampleRate != newRate)
{
JUCE_ASIO_LOG ("rate change: " + String (currentSampleRate) + " to " + String (newRate));
long err = asioObject->setSampleRate (newRate);
if (err == ASE_NoClock && numClockSources > 0)
{
JUCE_ASIO_LOG ("trying to set a clock source..");
Thread::sleep (10);
err = asioObject->setClockSource (clocks[0].index);
JUCE_ASIO_LOG_ERROR ("setClockSource2", err);
Thread::sleep (10);
err = asioObject->setSampleRate (newRate);
}
if (err == 0)
currentSampleRate = newRate;
// on fail, ignore the attempt to change rate, and run with the current one..
}
}
void updateClockSources()
{
zeromem (clocks, sizeof (clocks));
long numSources = numElementsInArray (clocks);
asioObject->getClockSources (clocks, &numSources);
numClockSources = (int) numSources;
bool isSourceSet = false;
// careful not to remove this loop because it does more than just logging!
for (int i = 0; i < numClockSources; ++i)
{
String s ("clock: ");
s += clocks[i].name;
if (clocks[i].isCurrentSource)
{
isSourceSet = true;
s << " (cur)";
}
JUCE_ASIO_LOG (s);
}
if (numClockSources > 1 && ! isSourceSet)
{
JUCE_ASIO_LOG ("setting clock source");
long err = asioObject->setClockSource (clocks[0].index);
JUCE_ASIO_LOG_ERROR ("setClockSource1", err);
Thread::sleep (20);
}
else
{
if (numClockSources == 0)
JUCE_ASIO_LOG ("no clock sources!");
}
}
void readLatencies()
{
inputLatency = outputLatency = 0;
if (asioObject->getLatencies (&inputLatency, &outputLatency) != 0)
JUCE_ASIO_LOG ("getLatencies() failed");
else
JUCE_ASIO_LOG ("Latencies: in = " + String ((int) inputLatency) + ", out = " + String ((int) outputLatency));
}
void createDummyBuffers (long preferredSize)
{
numActiveInputChans = 0;
numActiveOutputChans = 0;
ASIOBufferInfo* info = bufferInfos;
int numChans = 0;
for (int i = 0; i < jmin (2, (int) totalNumInputChans); ++i)
{
info->isInput = 1;
info->channelNum = i;
info->buffers[0] = info->buffers[1] = nullptr;
++info;
++numChans;
}
const int outputBufferIndex = numChans;
for (int i = 0; i < jmin (2, (int) totalNumOutputChans); ++i)
{
info->isInput = 0;
info->channelNum = i;
info->buffers[0] = info->buffers[1] = nullptr;
++info;
++numChans;
}
setCallbackFunctions();
JUCE_ASIO_LOG ("creating buffers (dummy): " + String (numChans) + ", " + String ((int) preferredSize));
if (preferredSize > 0)
{
long err = asioObject->createBuffers (bufferInfos, numChans, preferredSize, &callbacks);
JUCE_ASIO_LOG_ERROR ("dummy buffers", err);
}
long newInps = 0, newOuts = 0;
asioObject->getChannels (&newInps, &newOuts);
if (totalNumInputChans != newInps || totalNumOutputChans != newOuts)
{
totalNumInputChans = newInps;
totalNumOutputChans = newOuts;
JUCE_ASIO_LOG (String ((int) totalNumInputChans) + " in; " + String ((int) totalNumOutputChans) + " out");
}
updateSampleRates();
reloadChannelNames();
for (int i = 0; i < totalNumOutputChans; ++i)
{
ASIOChannelInfo channelInfo = { 0 };
channelInfo.channel = i;
channelInfo.isInput = 0;
asioObject->getChannelInfo (&channelInfo);
outputFormat[i] = ASIOSampleFormat (channelInfo.type);
if (i < 2)
{
// clear the channels that are used with the dummy stuff
outputFormat[i].clear (bufferInfos [outputBufferIndex + i].buffers[0], preferredSize);
outputFormat[i].clear (bufferInfos [outputBufferIndex + i].buffers[1], preferredSize);
}
}
}
void removeCurrentDriver() void removeCurrentDriver()
{ {
if (asioObject != nullptr) if (asioObject != nullptr)
@@ -1115,16 +1213,15 @@ private:
{ {
addBufferSizes (minSize, maxSize, preferredSize, granularity); addBufferSizes (minSize, maxSize, preferredSize, granularity);
double currentRate = 0;
asioObject->getSampleRate (&currentRate);
double currentRate = getSampleRate();
if (currentRate <= 0.0 || currentRate > 192001.0)
if (currentRate < 1.0 || currentRate > 192001.0)
{ {
JUCE_ASIO_LOG ("setting sample rate");
JUCE_ASIO_LOG ("setting default sample rate");
err = asioObject->setSampleRate (44100.0); err = asioObject->setSampleRate (44100.0);
JUCE_ASIO_LOG_ERROR ("setting sample rate", err); JUCE_ASIO_LOG_ERROR ("setting sample rate", err);
asioObject->getSampleRate (&currentRate);
currentRate = getSampleRate();
} }
currentSampleRate = currentRate; currentSampleRate = currentRate;
@@ -1135,85 +1232,11 @@ private:
updateSampleRates(); updateSampleRates();
// ..because cubase does it at this point
inputLatency = outputLatency = 0;
if (asioObject->getLatencies (&inputLatency, &outputLatency) != 0)
JUCE_ASIO_LOG ("no latencies");
JUCE_ASIO_LOG ("latencies: " + String ((int) inputLatency) + ", " + String ((int) outputLatency));
// create some dummy buffers now.. because cubase does..
numActiveInputChans = 0;
numActiveOutputChans = 0;
ASIOBufferInfo* info = bufferInfos;
int numChans = 0;
for (int i = 0; i < jmin (2, (int) totalNumInputChans); ++i)
{
info->isInput = 1;
info->channelNum = i;
info->buffers[0] = info->buffers[1] = nullptr;
++info;
++numChans;
}
const int outputBufferIndex = numChans;
for (int i = 0; i < jmin (2, (int) totalNumOutputChans); ++i)
{
info->isInput = 0;
info->channelNum = i;
info->buffers[0] = info->buffers[1] = nullptr;
++info;
++numChans;
}
setCallbackFunctions();
JUCE_ASIO_LOG ("creating buffers (dummy): " + String (numChans) + ", " + String ((int) preferredSize));
if (preferredSize > 0)
{
err = asioObject->createBuffers (bufferInfos, numChans, preferredSize, &callbacks);
JUCE_ASIO_LOG_ERROR ("dummy buffers", err);
}
long newInps = 0, newOuts = 0;
asioObject->getChannels (&newInps, &newOuts);
if (totalNumInputChans != newInps || totalNumOutputChans != newOuts)
{
totalNumInputChans = newInps;
totalNumOutputChans = newOuts;
JUCE_ASIO_LOG (String ((int) totalNumInputChans) + " in; " + String ((int) totalNumOutputChans) + " out");
}
updateSampleRates();
reloadChannelNames();
for (int i = 0; i < totalNumOutputChans; ++i)
{
ASIOChannelInfo channelInfo = { 0 };
channelInfo.channel = i;
channelInfo.isInput = 0;
asioObject->getChannelInfo (&channelInfo);
outputFormat[i] = ASIOSampleFormat (channelInfo.type);
if (i < 2)
{
// clear the channels that are used with the dummy stuff
outputFormat[i].clear (bufferInfos [outputBufferIndex + i].buffers[0], preferredSize);
outputFormat[i].clear (bufferInfos [outputBufferIndex + i].buffers[1], preferredSize);
}
}
readLatencies(); // ..doing these steps because cubase does so at this stage
createDummyBuffers (preferredSize); // in initialisation, and some devices fail if we don't.
readLatencies();
// start and stop because cubase does it.. // start and stop because cubase does it..
asioObject->getLatencies (&inputLatency, &outputLatency);
err = asioObject->start(); err = asioObject->start();
// ignore an error here, as it might start later after setting other stuff up // ignore an error here, as it might start later after setting other stuff up
JUCE_ASIO_LOG_ERROR ("start", err); JUCE_ASIO_LOG_ERROR ("start", err);


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