148 lines
3.2 KiB
C++
148 lines
3.2 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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#include "../easy2d-audio.h"
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#include "Voice.h"
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namespace easy2d
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{
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Voice::Voice()
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: source_voice_(nullptr)
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{
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}
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Voice::Voice(IXAudio2SourceVoice * source_voice)
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: source_voice_(source_voice)
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{
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}
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Voice::~Voice()
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{
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Destroy();
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Audio::Instance().DeleteVoice(this);
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}
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HRESULT Voice::Play(const BYTE * wave_data, UINT32 data_size, UINT32 loop_count)
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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XAUDIO2_BUFFER buffer = { 0 };
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buffer.pAudioData = wave_data;
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buffer.Flags = XAUDIO2_END_OF_STREAM;
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buffer.AudioBytes = data_size;
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buffer.LoopCount = loop_count;
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HRESULT hr = source_voice_->SubmitSourceBuffer(&buffer);
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if (SUCCEEDED(hr))
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{
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hr = source_voice_->Start();
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}
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return hr;
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}
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HRESULT Voice::Pause()
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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return source_voice_->Stop();
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}
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HRESULT Voice::Resume()
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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return source_voice_->Start();
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}
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HRESULT Voice::Stop()
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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HRESULT hr = source_voice_->Stop();
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if (SUCCEEDED(hr))
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{
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hr = source_voice_->ExitLoop();
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}
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if (SUCCEEDED(hr))
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{
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hr = source_voice_->FlushSourceBuffers();
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}
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return hr;
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}
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HRESULT Voice::GetVolume(float * volume) const
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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if (volume == nullptr)
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return E_POINTER;
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source_voice_->GetVolume(volume);
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return S_OK;
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}
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HRESULT Voice::SetVolume(float volume)
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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volume = std::min(std::max(volume, -224.f), 224.f);
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return source_voice_->SetVolume(volume);
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}
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HRESULT Voice::GetBuffersQueued(UINT32 * queued) const
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{
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if (!source_voice_)
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return E_UNEXPECTED;
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if (queued == nullptr)
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return E_POINTER;
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XAUDIO2_VOICE_STATE state;
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source_voice_->GetState(&state);
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*queued = state.BuffersQueued;
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return S_OK;
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}
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void Voice::Destroy()
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{
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if (source_voice_)
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{
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source_voice_->Stop();
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source_voice_->FlushSourceBuffers();
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source_voice_->DestroyVoice();
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source_voice_ = nullptr;
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}
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}
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void Voice::SetSourceVoice(IXAudio2SourceVoice * source_voice)
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{
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Destroy();
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source_voice_ = source_voice;
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}
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} |