made :getData produce SoundData directly

moved SoundData::load back to private

--HG--
branch : minor-mic-input

src/modules/audio/RecordingDevice.h

@@ -60,10 +60,9 @@ public:
 
 	/**
 	 * Retreives recorded data. 
-	 * @param soundData Reference to a SoundData to fill.
-	 * @return number of samples obtained from device.
+	 * @return SoundData containing data obtained from recording device.
 	 **/
-	virtual int getData(love::sound::SoundData *soundData) = 0;
+	virtual love::sound::SoundData *getData() = 0;
 
 	/**
 	 * @return C string device name.

src/modules/audio/null/RecordingDevice.cpp

@@ -52,9 +52,9 @@ void RecordingDevice::stopRecording()
 {
 }
 
-int RecordingDevice::getData(love::sound::SoundData*)
+love::sound::SoundData *RecordingDevice::getData()
 {
-	return 0;
+	return nullptr;
 }
 
 int RecordingDevice::getSampleCount() const

src/modules/audio/null/RecordingDevice.h

@@ -39,7 +39,7 @@ public:
 	virtual bool startRecording();
 	virtual bool startRecording(int samples, int sampleRate, int bitDepth, int channels);
 	virtual void stopRecording();
-	virtual int getData(love::sound::SoundData *soundData);
+	virtual love::sound::SoundData *getData();
 	virtual const char *getName() const;
 	virtual int getID() const;
 	virtual int getSampleCount() const;

src/modules/audio/openal/RecordingDevice.cpp

@@ -20,6 +20,7 @@
 
 #include "RecordingDevice.h"
 #include "Audio.h"
+#include "sound/Sound.h"
 
 namespace love
 {
@@ -28,6 +29,8 @@ namespace audio
 namespace openal
 {
 
+#define soundInstance() (Module::getInstance<love::sound::Sound>(Module::M_SOUND))
+
 class InvalidFormatException : public love::Exception
 {
 public:
@@ -99,23 +102,20 @@ void RecordingDevice::stopRecording()
 	device = nullptr;
 }
 
-int RecordingDevice::getData(love::sound::SoundData *soundData)
+love::sound::SoundData *RecordingDevice::getData()
 {
 	if (!isRecording())
-		return 0;
+		return nullptr;
 
 	int samples = getSampleCount();
 	if (samples == 0)
-		return 0;
+		return nullptr;
 
-	//reinitialize soundData if necessary
-	if (samples != soundData->getSampleCount() || sampleRate != soundData->getSampleRate() ||
-		bitDepth != soundData->getBitDepth() || channels != soundData->getChannels())
-		soundData->load(samples, sampleRate, bitDepth, channels);
+	love::sound::SoundData *soundData = soundInstance()->newSoundData(samples, sampleRate, bitDepth, channels);
 
 	alcCaptureSamples(device, soundData->getData(), samples);
 
-	return samples;
+	return soundData;
 }
 
 int RecordingDevice::getSampleCount() const

src/modules/audio/openal/RecordingDevice.h

@@ -52,7 +52,7 @@ public:
 	virtual bool startRecording();
 	virtual bool startRecording(int samples, int sampleRate, int bitDepth, int channels);
 	virtual void stopRecording();
-	virtual int getData(love::sound::SoundData *soundData);
+	virtual love::sound::SoundData *getData();
 	virtual const char *getName() const;
 	virtual int getID() const;
 	virtual int getSampleCount() const;

src/modules/audio/wrap_RecordingDevice.cpp

@@ -22,10 +22,6 @@
 #include "wrap_Audio.h"
 
 #include "sound/SoundData.h"
-#include "sound/Sound.h"
-
-#define soundInstance() (Module::getInstance<love::sound::Sound>(Module::M_SOUND))
-
 namespace love
 {
 namespace audio
@@ -59,43 +55,41 @@ int w_RecordingDevice_startRecording(lua_State *L)
 int w_RecordingDevice_stopRecording(lua_State *L)
 {
 	RecordingDevice *d = luax_checkrecordingdevice(L, 1);
-	int samples = d->getSampleCount();
-	if (samples == 0)
-	{
-		lua_pushnil(L);
-		return 1;
-	}
-
 	love::sound::SoundData *s = nullptr;
+
 	luax_catchexcept(L, [&](){ 
-		s = soundInstance()->newSoundData(samples, d->getSampleRate(), d->getBitDepth(), d->getChannels()); 
-		d->getData(s);
+		s = d->getData();
 		d->stopRecording();
 	});
 
-	luax_pushtype(L, SOUND_SOUND_DATA_ID, s);
-	s->release();
+	if (s != nullptr)
+	{
+		luax_pushtype(L, SOUND_SOUND_DATA_ID, s);
+		s->release();
+	}
+	else
+		lua_pushnil(L);
+
 	return 1;
 }
 
 int w_RecordingDevice_getData(lua_State *L)
 {
 	RecordingDevice *d = luax_checkrecordingdevice(L, 1);
-	int samples = d->getSampleCount();
-	if (samples == 0)
-	{
-		lua_pushnil(L);
-		return 1;
-	}
-
 	love::sound::SoundData *s = nullptr;
+
 	luax_catchexcept(L, [&](){ 
-		s = soundInstance()->newSoundData(samples, d->getSampleRate(), d->getBitDepth(), d->getChannels()); 
-		d->getData(s);
+		s = d->getData();
 	});
 
-	luax_pushtype(L, SOUND_SOUND_DATA_ID, s);
-	s->release();
+	if (s != nullptr)
+	{
+		luax_pushtype(L, SOUND_SOUND_DATA_ID, s);
+		s->release();
+	}
+	else
+		lua_pushnil(L);
+
 	return 1;
 }
 

src/modules/sound/SoundData.h

@@ -54,10 +54,11 @@ public:
 
 	void setSample(int i, float sample);
 	float getSample(int i) const;
-	void load(int samples, int sampleRate, int bitDepth, int channels, void *newData = 0);
 
 private:
 
+	void load(int samples, int sampleRate, int bitDepth, int channels, void *newData = 0);
+
 	uint8 *data;
 	size_t size;