Rename Source/SoundData/Decoder:getChannels to getChannelCount (resolves issue #1307). Deprecate the old methods rather than completely removing them.

--HG--
branch : minor

src/modules/audio/RecordingDevice.h

@@ -94,7 +94,7 @@ public:
 	/**
 	 * @return Number of channels for recording.
 	 **/
-	virtual int getChannels() const = 0;
+	virtual int getChannelCount() const = 0;
 
 	/**
 	 * @return True if currently recording.

src/modules/audio/Source.h

@@ -107,7 +107,7 @@ public:
 	virtual void setAirAbsorptionFactor(float factor) = 0;
 	virtual float getAirAbsorptionFactor() const = 0;
 
-	virtual int getChannels() const = 0;
+	virtual int getChannelCount() const = 0;
 
 	virtual bool setFilter(const std::map<Filter::Parameter, float> &params) = 0;
 	virtual bool setFilter() = 0;

src/modules/audio/null/RecordingDevice.cpp

@@ -72,7 +72,7 @@ int RecordingDevice::getBitDepth() const
 	return 0;
 }
 
-int RecordingDevice::getChannels() const
+int RecordingDevice::getChannelCount() const
 {
 	return 0;
 }

src/modules/audio/null/RecordingDevice.h

@@ -44,7 +44,7 @@ public:
 	virtual int getSampleCount() const;
 	virtual int getSampleRate() const;
 	virtual int getBitDepth() const;
-	virtual int getChannels() const;
+	virtual int getChannelCount() const;
 	virtual bool isRecording() const;
 
 private:

src/modules/audio/null/Source.cpp

@@ -224,7 +224,7 @@ float Source::getAirAbsorptionFactor() const
 	return absorptionFactor;
 }
 
-int Source::getChannels() const
+int Source::getChannelCount() const
 {
 	return 2;
 }

src/modules/audio/null/Source.h

@@ -77,7 +77,7 @@ public:
 	virtual float getMaxDistance() const;
 	virtual void setAirAbsorptionFactor(float factor);
 	virtual float getAirAbsorptionFactor() const;
-	virtual int getChannels() const;
+	virtual int getChannelCount() const;
 
 	virtual int getFreeBufferCount() const;
 	virtual bool queue(void *data, size_t length, int dataSampleRate, int dataBitDepth, int dataChannels);

src/modules/audio/openal/RecordingDevice.cpp

@@ -132,7 +132,7 @@ int RecordingDevice::getBitDepth() const
 	return bitDepth;
 }
 
-int RecordingDevice::getChannels() const
+int RecordingDevice::getChannelCount() const
 {
 	return channels;
 }

src/modules/audio/openal/RecordingDevice.h

@@ -60,7 +60,7 @@ public:
 	virtual int getMaxSamples() const;
 	virtual int getSampleRate() const;
 	virtual int getBitDepth() const;
-	virtual int getChannels() const;
+	virtual int getChannelCount() const;
 	virtual bool isRecording() const;
 
 private:

src/modules/audio/openal/Source.cpp

@@ -122,12 +122,12 @@ Source::Source(Pool *pool, love::sound::SoundData *soundData)
 	: love::audio::Source(Source::TYPE_STATIC)
 	, pool(pool)
 	, sampleRate(soundData->getSampleRate())
-	, channels(soundData->getChannels())
+	, channels(soundData->getChannelCount())
 	, bitDepth(soundData->getBitDepth())
 {
-	ALenum fmt = Audio::getFormat(soundData->getBitDepth(), soundData->getChannels());
+	ALenum fmt = Audio::getFormat(soundData->getBitDepth(), soundData->getChannelCount());
 	if (fmt == AL_NONE)
-		throw InvalidFormatException(soundData->getChannels(), soundData->getBitDepth());
+		throw InvalidFormatException(soundData->getChannelCount(), soundData->getBitDepth());
 
 	staticBuffer.set(new StaticDataBuffer(fmt, soundData->getData(), (ALsizei) soundData->getSize(), sampleRate), Acquire::NORETAIN);
 
@@ -145,13 +145,13 @@ Source::Source(Pool *pool, love::sound::Decoder *decoder)
 	: love::audio::Source(Source::TYPE_STREAM)
 	, pool(pool)
 	, sampleRate(decoder->getSampleRate())
-	, channels(decoder->getChannels())
+	, channels(decoder->getChannelCount())
 	, bitDepth(decoder->getBitDepth())
 	, decoder(decoder)
 	, buffers(DEFAULT_BUFFERS)
 {
-	if (Audio::getFormat(decoder->getBitDepth(), decoder->getChannels()) == AL_NONE)
-		throw InvalidFormatException(decoder->getChannels(), decoder->getBitDepth());
+	if (Audio::getFormat(decoder->getBitDepth(), decoder->getChannelCount()) == AL_NONE)
+		throw InvalidFormatException(decoder->getChannelCount(), decoder->getBitDepth());
 
 	for (int i = 0; i < buffers; i++)
 	{
@@ -1138,7 +1138,7 @@ int Source::streamAtomic(ALuint buffer, love::sound::Decoder *d)
 	// OpenAL implementations are allowed to ignore 0-size alBufferData calls.
 	if (decoded > 0)
 	{
-		int fmt = Audio::getFormat(d->getBitDepth(), d->getChannels());
+		int fmt = Audio::getFormat(d->getBitDepth(), d->getChannelCount());
 
 		if (fmt != AL_NONE)
 			alBufferData(buffer, fmt, d->getBuffer(), decoded, d->getSampleRate());
@@ -1318,7 +1318,7 @@ float Source::getAirAbsorptionFactor() const
 	return absorptionFactor;
 }
 
-int Source::getChannels() const
+int Source::getChannelCount() const
 {
 	return channels;
 }

src/modules/audio/openal/Source.h

@@ -142,7 +142,7 @@ public:
 	virtual float getMaxDistance() const;
 	virtual void setAirAbsorptionFactor(float factor);
 	virtual float getAirAbsorptionFactor() const;
-	virtual int getChannels() const;
+	virtual int getChannelCount() const;
 
 	virtual bool setFilter(const std::map<Filter::Parameter, float> &params);
 	virtual bool setFilter();

src/modules/audio/wrap_RecordingDevice.cpp

@@ -39,7 +39,7 @@ int w_RecordingDevice_start(lua_State *L)
 	int samples = d->getMaxSamples();
 	int samplerate = d->getSampleRate();
 	int bitdepth = d->getBitDepth();
-	int channels = d->getChannels();
+	int channels = d->getChannelCount();
 
 	if (lua_gettop(L) > 1)
 	{
@@ -115,10 +115,10 @@ int w_RecordingDevice_getBitDepth(lua_State *L)
 	return 1;
 }
 
-int w_RecordingDevice_getChannels(lua_State *L)
+int w_RecordingDevice_getChannelCount(lua_State *L)
 {
 	RecordingDevice *d = luax_checkrecordingdevice(L, 1);
-	lua_pushnumber(L, d->getChannels());
+	lua_pushnumber(L, d->getChannelCount());
 	return 1;
 }
 
@@ -144,7 +144,7 @@ static const luaL_Reg w_RecordingDevice_functions[] =
 	{ "getSampleCount", w_RecordingDevice_getSampleCount },
 	{ "getSampleRate", w_RecordingDevice_getSampleRate },
 	{ "getBitDepth", w_RecordingDevice_getBitDepth },
-	{ "getChannels", w_RecordingDevice_getChannels },
+	{ "getChannelCount", w_RecordingDevice_getChannelCount },
 	{ "getName", w_RecordingDevice_getName },
 	{ "isRecording", w_RecordingDevice_isRecording },
 	{ 0, 0 }

src/modules/audio/wrap_Source.cpp

@@ -338,10 +338,10 @@ int w_Source_setAirAbsorption(lua_State *L)
 	return 0;
 }
 
-int w_Source_getChannels(lua_State *L)
+int w_Source_getChannelCount(lua_State *L)
 {
 	Source *t = luax_checksource(L, 1);
-	lua_pushinteger(L, t->getChannels());
+	lua_pushinteger(L, t->getChannelCount());
 	return 1;
 }
 
@@ -542,7 +542,7 @@ int w_Source_queue(lua_State *L)
 
 		luax_catchexcept(L, [&]() {
 			success = t->queue((unsigned char *)s->getData() + offset, length,
-			            s->getSampleRate(), s->getBitDepth(), s->getChannels());
+			            s->getSampleRate(), s->getBitDepth(), s->getChannelCount());
 		});
 	}
 	else if (lua_islightuserdata(L, 2))
@@ -580,6 +580,14 @@ int w_Source_getType(lua_State *L)
 	return 1;
 }
 
+// Deprecated
+
+int w_Source_getChannels(lua_State *L)
+{
+	luax_markdeprecated(L, "Source:getChannels", DEPRECATED_RENAMED, "Source:getChannelCount");
+	return w_Source_getChannelCount(L);
+}
+
 static const luaL_Reg w_Source_functions[] =
 {
 	{ "clone", w_Source_clone },
@@ -618,7 +626,7 @@ static const luaL_Reg w_Source_functions[] =
 	{ "setRolloff", w_Source_setRolloff },
 	{ "getRolloff", w_Source_getRolloff },
 
-	{ "getChannels", w_Source_getChannels },
+	{ "getChannelCount", w_Source_getChannelCount },
 
 	{ "setFilter", w_Source_setFilter },
 	{ "getFilter", w_Source_getFilter },
@@ -631,6 +639,9 @@ static const luaL_Reg w_Source_functions[] =
 
 	{ "getType", w_Source_getType },
 
+	// Deprecated
+	{ "getChannels", w_Source_getChannels },
+
 	{ 0, 0 }
 };
 

src/modules/sound/Decoder.h

@@ -123,7 +123,7 @@ public:
 	 * Gets the number of channels in a stream. Supported values are 1 (mono) or 2 (stereo).
 	 * @return Either 1 for mono, 2 for stereo, or 0 on errors.
 	 **/
-	virtual int getChannels() const = 0;
+	virtual int getChannelCount() const = 0;
 
 	/**
 	 * Gets the number of bits per sample. Supported values are 8 or 16.

src/modules/sound/SoundData.cpp

@@ -83,7 +83,7 @@ SoundData::SoundData(Decoder *decoder)
 	if (data && bufferSize > size)
 		data = (uint8 *) realloc(data, size);
 
-	channels = decoder->getChannels();
+	channels = decoder->getChannelCount();
 	bitDepth = decoder->getBitDepth();
 	sampleRate = decoder->getSampleRate();
 }
@@ -115,7 +115,7 @@ SoundData::SoundData(const SoundData &c)
 	, bitDepth(0)
 	, channels(0)
 {
-	load(c.getSampleCount(), c.getSampleRate(), c.getBitDepth(), c.getChannels(), c.getData());
+	load(c.getSampleCount(), c.getSampleRate(), c.getBitDepth(), c.getChannelCount(), c.getData());
 }
 
 SoundData::~SoundData()
@@ -179,7 +179,7 @@ size_t SoundData::getSize() const
 	return size;
 }
 
-int SoundData::getChannels() const
+int SoundData::getChannelCount() const
 {
 	return channels;
 }

src/modules/sound/SoundData.h

@@ -49,7 +49,7 @@ public:
 	void *getData() const;
 	size_t getSize() const;
 
-	virtual int getChannels() const;
+	virtual int getChannelCount() const;
 	virtual int getBitDepth() const;
 	virtual int getSampleRate() const;
 	virtual int getSampleCount() const;

src/modules/sound/lullaby/CoreAudioDecoder.cpp

@@ -258,7 +258,7 @@ bool CoreAudioDecoder::isSeekable()
 	return true;
 }
 
-int CoreAudioDecoder::getChannels() const
+int CoreAudioDecoder::getChannelCount() const
 {
 	return outputInfo.mChannelsPerFrame;
 }

src/modules/sound/lullaby/CoreAudioDecoder.h

@@ -57,7 +57,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	double getDuration();
 

src/modules/sound/lullaby/FLACDecoder.cpp

@@ -41,7 +41,7 @@ FLACDecoder::FLACDecoder(Data *data, const std::string &ext, int nbufferSize)
 	process_until_end_of_metadata();
 	process_single();
 	seek(0);
-	bufferSize = 256 * getBitDepth() * getChannels() * 2;
+	bufferSize = 256 * getBitDepth() * getChannelCount() * 2;
 	delete[](char *) buffer;
 	buffer = new char[bufferSize];
 }
@@ -93,7 +93,7 @@ bool FLACDecoder::isSeekable()
 	return true;
 }
 
-int FLACDecoder::getChannels() const
+int FLACDecoder::getChannelCount() const
 {
 	return get_channels();
 }

src/modules/sound/lullaby/FLACDecoder.h

@@ -49,7 +49,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	int getSampleRate() const;
 	double getDuration();

src/modules/sound/lullaby/GmeDecoder.cpp

@@ -132,7 +132,7 @@ bool GmeDecoder::isSeekable()
 	return true;
 }
 
-int GmeDecoder::getChannels() const
+int GmeDecoder::getChannelCount() const
 {
 	return 2;
 }

src/modules/sound/lullaby/GmeDecoder.h

@@ -54,7 +54,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	double getDuration();
 

src/modules/sound/lullaby/ModPlugDecoder.cpp

@@ -132,7 +132,7 @@ bool ModPlugDecoder::isSeekable()
 	return true;
 }
 
-int ModPlugDecoder::getChannels() const
+int ModPlugDecoder::getChannelCount() const
 {
 	return 2;
 }

src/modules/sound/lullaby/ModPlugDecoder.h

@@ -57,7 +57,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	double getDuration();
 

src/modules/sound/lullaby/Mpg123Decoder.cpp

@@ -257,7 +257,7 @@ bool Mpg123Decoder::isSeekable()
 	return true;
 }
 
-int Mpg123Decoder::getChannels() const
+int Mpg123Decoder::getChannelCount() const
 {
 	return channels;
 }

src/modules/sound/lullaby/Mpg123Decoder.h

@@ -69,7 +69,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	double getDuration();
 

src/modules/sound/lullaby/VorbisDecoder.cpp

@@ -250,7 +250,7 @@ bool VorbisDecoder::isSeekable()
 	return (result != 0);
 }
 
-int VorbisDecoder::getChannels() const
+int VorbisDecoder::getChannelCount() const
 {
 	return vorbisInfo->channels;
 }

src/modules/sound/lullaby/VorbisDecoder.h

@@ -60,7 +60,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	int getSampleRate() const;
 	double getDuration();

src/modules/sound/lullaby/WaveDecoder.cpp

@@ -174,7 +174,7 @@ bool WaveDecoder::isSeekable()
 	return true;
 }
 
-int WaveDecoder::getChannels() const
+int WaveDecoder::getChannelCount() const
 {
 	return info.channels;
 }

src/modules/sound/lullaby/WaveDecoder.h

@@ -56,7 +56,7 @@ public:
 	bool seek(float s);
 	bool rewind();
 	bool isSeekable();
-	int getChannels() const;
+	int getChannelCount() const;
 	int getBitDepth() const;
 	int getSampleRate() const;
 	double getDuration();

src/modules/sound/wrap_Decoder.cpp

@@ -34,10 +34,10 @@ Decoder *luax_checkdecoder(lua_State *L, int idx)
 	return luax_checktype<Decoder>(L, idx);
 }
 
-int w_Decoder_getChannels(lua_State *L)
+int w_Decoder_getChannelCount(lua_State *L)
 {
 	Decoder *t = luax_checkdecoder(L, 1);
-	lua_pushinteger(L, t->getChannels());
+	lua_pushinteger(L, t->getChannelCount());
 	return 1;
 }
 
@@ -71,8 +71,8 @@ int w_Decoder_decode(lua_State *L)
 	{
 		luax_catchexcept(L, [&]() {
 			SoundData *s = instance()->newSoundData(t->getBuffer(),
-				decoded / (t->getBitDepth() / 8 * t->getChannels()),
-				t->getSampleRate(), t->getBitDepth(), t->getChannels());
+				decoded / (t->getBitDepth() / 8 * t->getChannelCount()),
+				t->getSampleRate(), t->getBitDepth(), t->getChannelCount());
 
 			luax_pushtype(L, s);
 			s->release();
@@ -96,14 +96,24 @@ int w_Decoder_seek(lua_State *L)
 	return 0;
 }
 
+int w_Decoder_getChannels(lua_State *L)
+{
+	luax_markdeprecated(L, "Decoder:getChannels", DEPRECATED_RENAMED, "Decoder:getChannelCount");
+	return w_Decoder_getChannelCount(L);
+}
+
 static const luaL_Reg w_Decoder_functions[] =
 {
-	{ "getChannels", w_Decoder_getChannels },
+	{ "getChannelCount", w_Decoder_getChannelCount },
 	{ "getBitDepth", w_Decoder_getBitDepth },
 	{ "getSampleRate", w_Decoder_getSampleRate },
 	{ "getDuration", w_Decoder_getDuration },
 	{ "decode", w_Decoder_decode },
 	{ "seek", w_Decoder_seek },
+
+	// Deprecated
+	{ "getChannels", w_Decoder_getChannels },
+
 	{ 0, 0 }
 };
 

src/modules/sound/wrap_SoundData.cpp

@@ -51,10 +51,10 @@ int w_SoundData_clone(lua_State *L)
 	return 1;
 }
 
-int w_SoundData_getChannels(lua_State *L)
+int w_SoundData_getChannelCount(lua_State *L)
 {
 	SoundData *t = luax_checksounddata(L, 1);
-	lua_pushinteger(L, t->getChannels());
+	lua_pushinteger(L, t->getChannelCount());
 	return 1;
 }
 
@@ -105,16 +105,26 @@ int w_SoundData_getSample(lua_State *L)
 	return 1;
 }
 
+int w_SoundData_getChannels(lua_State *L)
+{
+	luax_markdeprecated(L, "SoundData:getChannels", DEPRECATED_RENAMED, "SoundData:getChannelCount");
+	return w_SoundData_getChannelCount(L);
+}
+
 static const luaL_Reg w_SoundData_functions[] =
 {
 	{ "clone", w_SoundData_clone },
-	{ "getChannels", w_SoundData_getChannels },
+	{ "getChannelCount", w_SoundData_getChannelCount },
 	{ "getBitDepth", w_SoundData_getBitDepth },
 	{ "getSampleRate", w_SoundData_getSampleRate },
 	{ "getSampleCount", w_SoundData_getSampleCount },
 	{ "getDuration", w_SoundData_getDuration },
 	{ "setSample", w_SoundData_setSample },
 	{ "getSample", w_SoundData_getSample },
+
+	// Deprecated
+	{ "getChannels", w_SoundData_getChannels },
+
 	{ 0, 0 }
 };
 

src/modules/sound/wrap_SoundData.lua

@@ -45,7 +45,7 @@ local typemaxvals = {0x7F, 0x7FFF}
 local _getBitDepth = SoundData.getBitDepth
 local _getSampleCount = SoundData.getSampleCount
 local _getSampleRate = SoundData.getSampleRate
-local _getChannels = SoundData.getChannels
+local _getChannelCount = SoundData.getChannelCount
 local _getDuration = SoundData.getDuration
 local _release = SoundData.release
 
@@ -64,7 +64,7 @@ local objectcache = setmetatable({}, {
 			maxvalue = typemaxvals[bytedepth],
 			samplecount = _getSampleCount(sounddata),
 			samplerate = _getSampleRate(sounddata),
-			channels = _getChannels(sounddata),
+			channels = _getChannelCount(sounddata),
 			duration = _getDuration(sounddata),
 		}
 
@@ -131,7 +131,7 @@ function SoundData:getSampleRate()
 	return objectcache[self].samplerate
 end
 
-function SoundData:getChannels()
+function SoundData:getChannelCount()
 	return objectcache[self].channels
 end