541 lines
10 KiB
C++
541 lines
10 KiB
C++
// Copyright (c) 2016-2018 Easy2D - Nomango
|
||
//
|
||
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
// of this software and associated documentation files (the "Software"), to deal
|
||
// in the Software without restriction, including without limitation the rights
|
||
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
// copies of the Software, and to permit persons to whom the Software is
|
||
// furnished to do so, subject to the following conditions:
|
||
//
|
||
// The above copyright notice and this permission notice shall be included in
|
||
// all copies or substantial portions of the Software.
|
||
//
|
||
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
// THE SOFTWARE.
|
||
|
||
#include "..\e2dtool.h"
|
||
#include "..\e2dmodule.h"
|
||
|
||
|
||
inline bool TraceError(wchar_t* prompt)
|
||
{
|
||
E2D_WARNING("Music error: %s failed!", prompt);
|
||
return false;
|
||
}
|
||
|
||
inline bool TraceError(wchar_t* prompt, HRESULT hr)
|
||
{
|
||
E2D_WARNING("Music error: %s (%#X)", prompt, hr);
|
||
return false;
|
||
}
|
||
|
||
|
||
namespace easy2d
|
||
{
|
||
|
||
class Transcoder
|
||
{
|
||
WAVEFORMATEX* wave_format_;
|
||
|
||
public:
|
||
Transcoder()
|
||
: wave_format_(nullptr)
|
||
{
|
||
}
|
||
|
||
~Transcoder()
|
||
{
|
||
if (wave_format_)
|
||
{
|
||
::CoTaskMemFree(wave_format_);
|
||
wave_format_ = nullptr;
|
||
}
|
||
}
|
||
|
||
WAVEFORMATEX* GetWaveFormatEx()
|
||
{
|
||
return wave_format_;
|
||
}
|
||
|
||
bool LoadMediaFile(LPCWSTR file_path, BYTE** wave_data, UINT32* wave_data_size)
|
||
{
|
||
HRESULT hr = S_OK;
|
||
|
||
IMFSourceReader* reader = nullptr;
|
||
|
||
hr = MFCreateSourceReaderFromURL(
|
||
file_path,
|
||
nullptr,
|
||
&reader
|
||
);
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = ReadSource(reader, wave_data, wave_data_size);
|
||
}
|
||
|
||
SafeRelease(reader);
|
||
|
||
return SUCCEEDED(hr);
|
||
}
|
||
|
||
bool LoadMediaResource(LPCWSTR res_name, LPCWSTR res_type, BYTE** wave_data, UINT32* wave_data_size)
|
||
{
|
||
HRESULT hr = S_OK;
|
||
HRSRC res_info;
|
||
HGLOBAL res_data;
|
||
DWORD res_size;
|
||
void* res;
|
||
|
||
IStream* stream = nullptr;
|
||
IMFByteStream* byte_stream = nullptr;
|
||
IMFSourceReader* reader = nullptr;
|
||
|
||
res_info = FindResourceW(HINST_THISCOMPONENT, res_name, res_type);
|
||
if (res_info == nullptr)
|
||
{
|
||
return TraceError(L"FindResource");
|
||
}
|
||
|
||
res_data = LoadResource(HINST_THISCOMPONENT, res_info);
|
||
if (res_data == nullptr)
|
||
{
|
||
return TraceError(L"LoadResource");
|
||
}
|
||
|
||
res_size = SizeofResource(HINST_THISCOMPONENT, res_info);
|
||
if (res_size == 0)
|
||
{
|
||
return TraceError(L"SizeofResource");
|
||
}
|
||
|
||
res = LockResource(res_data);
|
||
if (res == nullptr)
|
||
{
|
||
return TraceError(L"LockResource");
|
||
}
|
||
|
||
stream = ::SHCreateMemStream(
|
||
static_cast<const BYTE*>(res),
|
||
static_cast<UINT>(res_size)
|
||
);
|
||
|
||
if (stream == nullptr)
|
||
{
|
||
return TraceError(L"SHCreateMemStream");
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = MFCreateMFByteStreamOnStream(stream, &byte_stream);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = MFCreateSourceReaderFromByteStream(
|
||
byte_stream,
|
||
nullptr,
|
||
&reader
|
||
);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = ReadSource(reader, wave_data, wave_data_size);
|
||
}
|
||
|
||
SafeRelease(stream);
|
||
SafeRelease(byte_stream);
|
||
SafeRelease(reader);
|
||
|
||
return SUCCEEDED(hr);
|
||
}
|
||
|
||
HRESULT ReadSource(IMFSourceReader* reader, BYTE** wave_data, UINT32* wave_data_size)
|
||
{
|
||
HRESULT hr = S_OK;
|
||
DWORD max_stream_size = 0;
|
||
|
||
IMFMediaType* partial_type = nullptr;
|
||
IMFMediaType* uncompressed_type = nullptr;
|
||
|
||
hr = MFCreateMediaType(&partial_type);
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = partial_type->SetGUID(MF_MT_MAJOR_TYPE, MFMediaType_Audio);
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = partial_type->SetGUID(MF_MT_SUBTYPE, MFAudioFormat_PCM);
|
||
}
|
||
|
||
// <20><><EFBFBD><EFBFBD> source reader <20><>ý<EFBFBD><C3BD><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>ú<EFBFBD><C3BA>ʵĽ<CAB5><C4BD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><C8A5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = reader->SetCurrentMediaType(
|
||
MF_SOURCE_READER_FIRST_AUDIO_STREAM,
|
||
0,
|
||
partial_type
|
||
);
|
||
}
|
||
|
||
// <20><> IMFMediaType <20>л<EFBFBD>ȡ WAVEFORMAT <20>ṹ
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = reader->GetCurrentMediaType(
|
||
MF_SOURCE_READER_FIRST_AUDIO_STREAM,
|
||
&uncompressed_type
|
||
);
|
||
}
|
||
|
||
// ָ<><D6B8><EFBFBD><EFBFBD>Ƶ<EFBFBD><C6B5>
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = reader->SetStreamSelection(
|
||
MF_SOURCE_READER_FIRST_AUDIO_STREAM,
|
||
true
|
||
);
|
||
}
|
||
|
||
// <20><>ȡ WAVEFORMAT <20><><EFBFBD><EFBFBD>
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
UINT32 size = 0;
|
||
hr = MFCreateWaveFormatExFromMFMediaType(
|
||
uncompressed_type,
|
||
&wave_format_,
|
||
&size
|
||
);
|
||
}
|
||
|
||
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><C6B5><EFBFBD><EFBFBD>С
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
PROPVARIANT prop;
|
||
PropVariantInit(&prop);
|
||
|
||
hr = reader->GetPresentationAttribute(
|
||
MF_SOURCE_READER_MEDIASOURCE,
|
||
MF_PD_DURATION,
|
||
&prop
|
||
);
|
||
|
||
LONGLONG duration = prop.uhVal.QuadPart;
|
||
max_stream_size = static_cast<DWORD>(
|
||
(duration * wave_format_->nAvgBytesPerSec) / 10000000 + 1
|
||
);
|
||
PropVariantClear(&prop);
|
||
}
|
||
|
||
// <20><>ȡ<EFBFBD><C8A1>Ƶ<EFBFBD><C6B5><EFBFBD><EFBFBD>
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
DWORD flags = 0;
|
||
DWORD position = 0;
|
||
|
||
IMFSample* sample = nullptr;
|
||
IMFMediaBuffer* buffer = nullptr;
|
||
BYTE* data = new (std::nothrow) BYTE[max_stream_size];
|
||
|
||
if (data == nullptr)
|
||
{
|
||
TraceError(L"Low memory");
|
||
hr = E_OUTOFMEMORY;
|
||
}
|
||
else
|
||
{
|
||
while (true)
|
||
{
|
||
hr = reader->ReadSample(
|
||
MF_SOURCE_READER_FIRST_AUDIO_STREAM,
|
||
0,
|
||
nullptr,
|
||
&flags,
|
||
nullptr,
|
||
&sample
|
||
);
|
||
|
||
if (flags & MF_SOURCE_READERF_ENDOFSTREAM) { break; }
|
||
|
||
if (sample == nullptr) { continue; }
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
hr = sample->ConvertToContiguousBuffer(&buffer);
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
BYTE *audio_data = nullptr;
|
||
DWORD sample_buffer_length = 0;
|
||
|
||
hr = buffer->Lock(
|
||
&audio_data,
|
||
nullptr,
|
||
&sample_buffer_length
|
||
);
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
for (DWORD i = 0; i < sample_buffer_length; i++)
|
||
{
|
||
data[position++] = audio_data[i];
|
||
}
|
||
hr = buffer->Unlock();
|
||
}
|
||
}
|
||
SafeRelease(buffer);
|
||
}
|
||
SafeRelease(sample);
|
||
|
||
if (FAILED(hr)) { break; }
|
||
}
|
||
|
||
if (SUCCEEDED(hr))
|
||
{
|
||
*wave_data = data;
|
||
*wave_data_size = position;
|
||
}
|
||
}
|
||
}
|
||
|
||
SafeRelease(partial_type);
|
||
SafeRelease(uncompressed_type);
|
||
|
||
return hr;
|
||
}
|
||
};
|
||
|
||
}
|
||
|
||
|
||
easy2d::Music::Music()
|
||
: opened_(false)
|
||
, playing_(false)
|
||
, wave_data_(nullptr)
|
||
, size_(0)
|
||
, voice_(nullptr)
|
||
{
|
||
}
|
||
|
||
easy2d::Music::~Music()
|
||
{
|
||
Close();
|
||
}
|
||
|
||
bool easy2d::Music::Load(const easy2d::String & file_path)
|
||
{
|
||
if (opened_)
|
||
{
|
||
Close();
|
||
}
|
||
|
||
File music_file;
|
||
if (!music_file.Open(file_path))
|
||
{
|
||
E2D_WARNING("Music::Load error: File not found.");
|
||
return false;
|
||
}
|
||
|
||
// <20>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>û<EFBFBD><C3BB><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8> File::AddSearchPath <20><><EFBFBD><EFBFBD>
|
||
// Ĭ<><C4AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><C2B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫͨ<D2AA><CDA8> File::GetPath <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD>·<EFBFBD><C2B7>
|
||
String music_file_path = music_file.GetPath();
|
||
|
||
Transcoder transcoder;
|
||
if (!transcoder.LoadMediaFile((LPCWSTR)music_file_path, &wave_data_, &size_))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
HRESULT hr = Device::GetAudio()->CreateVoice(&voice_, transcoder.GetWaveFormatEx());
|
||
if (FAILED(hr))
|
||
{
|
||
if (wave_data_)
|
||
{
|
||
delete[] wave_data_;
|
||
wave_data_ = nullptr;
|
||
}
|
||
return TraceError(L"Create source voice error", hr);
|
||
}
|
||
|
||
opened_ = true;
|
||
return true;
|
||
}
|
||
|
||
bool easy2d::Music::Load(const Resource& res)
|
||
{
|
||
if (opened_)
|
||
{
|
||
Close();
|
||
}
|
||
|
||
Transcoder transcoder;
|
||
if (!transcoder.LoadMediaResource(MAKEINTRESOURCE(res.id), (LPCWSTR)res.type, &wave_data_, &size_))
|
||
{
|
||
return false;
|
||
}
|
||
|
||
HRESULT hr = Device::GetAudio()->CreateVoice(&voice_, transcoder.GetWaveFormatEx());
|
||
if (FAILED(hr))
|
||
{
|
||
if (wave_data_)
|
||
{
|
||
delete[] wave_data_;
|
||
wave_data_ = nullptr;
|
||
}
|
||
return TraceError(L"Create source voice error", hr);
|
||
}
|
||
|
||
opened_ = true;
|
||
return true;
|
||
}
|
||
|
||
bool easy2d::Music::Play(int loop_count)
|
||
{
|
||
if (!opened_)
|
||
{
|
||
E2D_WARNING("Music::Play Failed: Music must be opened first!");
|
||
return false;
|
||
}
|
||
|
||
if (voice_ == nullptr)
|
||
{
|
||
E2D_WARNING("Music::Play Failed: IXAudio2SourceVoice Null pointer exception!");
|
||
return false;
|
||
}
|
||
|
||
XAUDIO2_VOICE_STATE state;
|
||
voice_->GetState(&state);
|
||
if (state.BuffersQueued)
|
||
{
|
||
Stop();
|
||
}
|
||
|
||
if (loop_count < 0)
|
||
{
|
||
loop_count = XAUDIO2_LOOP_INFINITE;
|
||
}
|
||
else
|
||
{
|
||
loop_count = std::min(loop_count, XAUDIO2_LOOP_INFINITE - 1);
|
||
}
|
||
|
||
// <20>ύ wave <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
XAUDIO2_BUFFER buffer = { 0 };
|
||
buffer.pAudioData = wave_data_;
|
||
buffer.Flags = XAUDIO2_END_OF_STREAM;
|
||
buffer.AudioBytes = size_;
|
||
buffer.LoopCount = loop_count;
|
||
|
||
HRESULT hr;
|
||
if (FAILED(hr = voice_->SubmitSourceBuffer(&buffer)))
|
||
{
|
||
return TraceError(L"Submitting source buffer error", hr);
|
||
}
|
||
|
||
hr = voice_->Start(0);
|
||
|
||
playing_ = SUCCEEDED(hr);
|
||
|
||
return playing_;
|
||
}
|
||
|
||
void easy2d::Music::Pause()
|
||
{
|
||
if (voice_)
|
||
{
|
||
if (SUCCEEDED(voice_->Stop()))
|
||
{
|
||
playing_ = false;
|
||
}
|
||
}
|
||
}
|
||
|
||
void easy2d::Music::Resume()
|
||
{
|
||
if (voice_)
|
||
{
|
||
if (SUCCEEDED(voice_->Start()))
|
||
{
|
||
playing_ = true;
|
||
}
|
||
}
|
||
}
|
||
|
||
void easy2d::Music::Stop()
|
||
{
|
||
if (voice_)
|
||
{
|
||
if (SUCCEEDED(voice_->Stop()))
|
||
{
|
||
voice_->ExitLoop();
|
||
voice_->FlushSourceBuffers();
|
||
playing_ = false;
|
||
}
|
||
}
|
||
}
|
||
|
||
void easy2d::Music::Close()
|
||
{
|
||
if (voice_)
|
||
{
|
||
voice_->Stop();
|
||
voice_->FlushSourceBuffers();
|
||
voice_->DestroyVoice();
|
||
voice_ = nullptr;
|
||
}
|
||
|
||
if (wave_data_)
|
||
{
|
||
delete[] wave_data_;
|
||
wave_data_ = nullptr;
|
||
}
|
||
|
||
opened_ = false;
|
||
playing_ = false;
|
||
}
|
||
|
||
bool easy2d::Music::IsPlaying() const
|
||
{
|
||
if (opened_ && voice_)
|
||
{
|
||
XAUDIO2_VOICE_STATE state;
|
||
voice_->GetState(&state);
|
||
if (state.BuffersQueued && playing_)
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
float easy2d::Music::GetVolume() const
|
||
{
|
||
if (voice_)
|
||
{
|
||
float volume = 0.f;
|
||
voice_->GetVolume(&volume);
|
||
return volume;
|
||
}
|
||
return 0.f;
|
||
}
|
||
|
||
bool easy2d::Music::SetVolume(float volume)
|
||
{
|
||
if (voice_)
|
||
{
|
||
volume = std::min(std::max(volume, -224.f), 224.f);
|
||
return SUCCEEDED(voice_->SetVolume(volume));
|
||
}
|
||
return false;
|
||
}
|
||
|
||
IXAudio2SourceVoice * easy2d::Music::GetSourceVoice() const
|
||
{
|
||
return voice_;
|
||
}
|