115 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			115 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| // Copyright (c) 2016-2018 Easy2D - Nomango
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| // 
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| // Permission is hereby granted, free of charge, to any person obtaining a copy
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| // of this software and associated documentation files (the "Software"), to deal
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| // in the Software without restriction, including without limitation the rights
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| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| // copies of the Software, and to permit persons to whom the Software is
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| // furnished to do so, subject to the following conditions:
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| // 
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| // The above copyright notice and this permission notice shall be included in
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| // all copies or substantial portions of the Software.
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| // 
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| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| // THE SOFTWARE.
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| 
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| #include "../easy2d-audio.h"
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| #include "audio.h"
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| #include "audio-modules.h"
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| 
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| namespace easy2d
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| {
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| 	Audio::Audio()
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| 		: x_audio2_(nullptr)
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| 		, mastering_voice_(nullptr)
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| 	{
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| 	}
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| 
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| 	Audio::~Audio()
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| 	{
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| 	}
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| 
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| 	void Audio::SetupComponent(Application*)
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| 	{
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| 		E2D_LOG(L"Creating audio resources");
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| 
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| 		HRESULT hr = modules::MediaFoundation::Get().MFStartup(MF_VERSION, MFSTARTUP_FULL);
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| 
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| 		if (SUCCEEDED(hr))
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| 		{
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| 			hr = modules::XAudio2::Get().XAudio2Create(&x_audio2_, 0, XAUDIO2_DEFAULT_PROCESSOR);
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| 		}
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| 
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| 		if (SUCCEEDED(hr))
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| 		{
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| 			hr = x_audio2_->CreateMasteringVoice(&mastering_voice_);
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| 		}
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| 
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| 		ThrowIfFailed(hr);
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| 	}
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| 
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| 	void Audio::DestroyComponent()
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| 	{
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| 		E2D_LOG(L"Destroying audio resources");
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| 
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| 		ClearVoiceCache();
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| 
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| 		if (mastering_voice_)
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| 		{
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| 			mastering_voice_->DestroyVoice();
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| 			mastering_voice_ = nullptr;
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| 		}
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| 
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| 		if (x_audio2_)
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| 		{
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| 			x_audio2_->Release();
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| 			x_audio2_ = nullptr;
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| 		}
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| 
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| 		modules::MediaFoundation::Get().MFShutdown();
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| 	}
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| 
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| 	HRESULT Audio::CreateVoice(Voice& voice, const WAVEFORMATEX* wfx)
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| 	{
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| 		HRESULT hr;
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| 		IXAudio2SourceVoice* source_voice;
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| 
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| 		hr = x_audio2_->CreateSourceVoice(&source_voice, wfx, 0, XAUDIO2_DEFAULT_FREQ_RATIO);
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| 		if (SUCCEEDED(hr))
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| 		{
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| 			voice.SetSourceVoice(source_voice);
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| 			voice_cache_.insert(&voice);
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| 		}
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| 		return hr;
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| 	}
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| 
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| 	void Audio::DeleteVoice(Voice* voice)
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| 	{
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| 		voice_cache_.erase(voice);
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| 	}
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| 
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| 	void Audio::ClearVoiceCache()
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| 	{
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| 		for (auto voice : voice_cache_)
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| 		{
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| 			voice->Destroy();
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| 		}
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| 		voice_cache_.clear();
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| 	}
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| 
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| 	void Audio::Open()
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| 	{
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| 		x_audio2_->StartEngine();
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| 	}
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| 
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| 	void Audio::Close()
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| 	{
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| 		x_audio2_->StopEngine();
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| 	}
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| 
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| } |