bazaar: plugin/portaudio, Sound, SoundExample: Initial release

git-svn-id: svn://ultimatepp.org/upp/trunk@2930 f0d560ea-af0d-0410-9eb7-867de7ffcac7
2026-08-02 06:06:59 -06:00 · 2010-12-25 13:58:10 +00:00 · 2010-12-25 13:58:10 +00:00 · 879433b74d
commit 879433b74d
parent f1409e8a35
132 changed files with 83547 additions and 0 deletions
--- a/bazaar/Sound/SoundSystem.cpp
+++ b/bazaar/Sound/SoundSystem.cpp
@ -0,0 +1,136 @@
+#include "Sound.h"
+
+NAMESPACE_UPP;
+
+SoundDevice::SoundDevice(int n):index(n){
+	if(n==paNoDevice){
+		index=Null;
+		name="Null";
+		return;
+	}
+	const PaDeviceInfo* dev=Pa_GetDeviceInfo(index);
+	name=dev->name;
+	API=dev->hostApi;
+	InputChannels=dev->maxInputChannels;
+	OutputChannels=dev->maxOutputChannels;
+	LowInputLatency=dev->defaultLowInputLatency;
+	LowOutputLatency=dev->defaultLowOutputLatency;
+	HighInputLatency=dev->defaultHighInputLatency;
+	HighOutputLatency=dev->defaultHighOutputLatency;
+	SampleRate=dev->defaultSampleRate;
+}
+
+String SoundDevice::ToString()const{
+	return Format("%s (index= %d, in/out= %d/%d, API= %d",name,index,InputChannels,OutputChannels,API);
+}
+
+SoundAPI::SoundAPI(int n):index(n){
+	const PaHostApiInfo* a=Pa_GetHostApiInfo(index);
+	name=a->name;
+	type=a->type;
+	deviceCount=a->deviceCount;
+	defaultInputDevice=a->defaultInputDevice;
+	defaultOutputDevice=a->defaultOutputDevice;
+}
+
+String SoundAPI::ToString()const{
+	return String().Cat() << name;
+}
+
+/* SoundSystem */
+
+bool SoundSystem::exists = false;
+
+GLOBAL_VAR(SoundSystem,SoundSys);
+
+SoundSystem::SoundSystem(){
+	ASSERT_(!exists,"SoundSystem already instantiated!");
+	err=Pa_Initialize();
+	CHECK_ERR;
+	exists=true;
+}
+
+SoundSystem::~SoundSystem(){
+	err=Pa_Terminate();
+	CHECK_ERR;
+	exists=false;
+}
+
+int SoundSystem::GetCount()const{
+	err=Pa_GetDeviceCount();
+	CHECK_ERR;
+	return err;
+}
+
+int SoundSystem::GetAPICount()const{
+	err=Pa_GetHostApiCount();
+	CHECK_ERR;
+	return err;
+}
+
+const Vector<SoundDevice> SoundSystem::GetDevices()const{
+	Vector<SoundDevice> v;
+	for(int i=0;i<GetCount();i++)
+		v.Add(SoundDevice(i));
+	return v;
+}
+const Vector<SoundAPI> SoundSystem::GetAPIs()const{
+	Vector<SoundAPI> v;
+	for(int i=0;i<GetAPICount();i++)
+		v.Add(SoundAPI(i));
+	return v;
+}
+
+const SoundDevice SoundSystem::GetDefaultInput()const{
+	int n=Pa_GetDefaultInputDevice();
+	return SoundDevice((n<0)?Null:n);
+}
+
+const SoundDevice SoundSystem::GetDefaultOutput()const{
+	int n=Pa_GetDefaultOutputDevice();
+	return SoundDevice((n<0)?Null:n);
+}
+
+const SoundAPI SoundSystem::GetDefaultAPI()const{
+	int n=Pa_GetDefaultHostApi();
+	return SoundAPI((n<0)?Null:n);
+}
+
+const SoundDevice SoundSystem::Get(int n)const{
+	return SoundDevice((n>=0&&n<GetCount())?n:Null);
+}
+
+const SoundAPI SoundSystem::GetAPI(int n)const{
+	return SoundAPI((n>=0&&n<GetAPICount())?n:Null);
+}
+
+String SoundSystem::ToString()const{
+	String s="APIs:\n";
+	for(int i=0;i<GetAPICount();i++){
+		s<<"["<<i<<"] = "<<SoundAPI(i)<<'\n';
+	}
+	s<<"\nDevices:\n";
+	for(int i=0;i<GetCount();i++){
+		s<<"["<<i<<"] = "<<SoundDevice(i)<<'\n';
+	}
+	return s;
+}
+
+extern "C"{const char* PortAudioCompileFlags();}
+
+END_UPP_NAMESPACE;
+
+#ifdef _DEBUG
+#include <plugin/portaudio/common/pa_types.h>
+#endif
+INITBLOCK{
+	#ifdef LOG_SOUND_ERRORS
+	LOG("PortAudio was compiled with support for: "<<Upp::PortAudioCompileFlags());
+	#endif
+	// Check if the sizes of types match current platform
+	ASSERT_((sizeof(PaUint16) == 2) &&
+	        (sizeof(PaInt16)  == 2) &&
+	        (sizeof(PaUint32) == 4) &&
+	        (sizeof(PaInt32)  == 4),
+	        "PortAudio: type sizes in <plugin/portaudio/pa_types.h> does not match your platform");
+}