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One-KVM/libs/hwcodec/externals/AMF_v1.4.35/amf/public/common/VirtualMicrophoneAudioInput.cpp
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2025-12-28 18:19:16 +08:00

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8.7 KiB
C++

//
// Notice Regarding Standards. AMD does not provide a license or sublicense to
// any Intellectual Property Rights relating to any standards, including but not
// limited to any audio and/or video codec technologies such as MPEG-2, MPEG-4;
// AVC/H.264; HEVC/H.265; AAC decode/FFMPEG; AAC encode/FFMPEG; VC-1; and MP3
// (collectively, the "Media Technologies"). For clarity, you will pay any
// royalties due for such third party technologies, which may include the Media
// Technologies that are owed as a result of AMD providing the Software to you.
//
// MIT license
//
// Copyright (c) 2020 Advanced Micro Devices, Inc. All rights reserved.
//
// 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 "VirtualMicrophoneAudioInput.h"
#include "public/common/TraceAdapter.h"
#if defined(_WIN32)
//-------------------------------------------------------------------------------------------------
#define AMF_FACILITY L"VirtualMicrophoneAudioInput"
//-------------------------------------------------------------------------------------------------
VirtualMicrophoneAudioInput::VirtualMicrophoneAudioInput():
m_pAudioManager (nullptr),
m_pVirtualAudioInput (nullptr)
#ifdef WIN32
, m_bCoInitializeSucceeded(false)
#endif
{
}
//-------------------------------------------------------------------------------------------------
VirtualMicrophoneAudioInput::~VirtualMicrophoneAudioInput()
{
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::Init()
{
AMF_RESULT res = AMF_FAIL;
#ifdef WIN32
HRESULT hr = CoInitialize(nullptr);
m_bCoInitializeSucceeded = SUCCEEDED(hr);
AMFCreateVirtualAudioManager_Fn pAudioFun = (AMFCreateVirtualAudioManager_Fn)amf_get_proc_address(g_AMFFactory.GetAMFDLLHandle(), AMF_CREATE_VIRTUAL_AUDIO_MANAGER_FUNCTION_NAME);
AMF_RETURN_IF_FALSE(pAudioFun != nullptr, AMF_FAIL, L"AMFCreateVirtualAudioManager() is not availalbe in AMF DLL");
res = pAudioFun(AMF_FULL_VERSION, nullptr, &m_pAudioManager);
AMF_RETURN_IF_FAILED(res, L"AMFCreateVirtualAudioManager() failed");
#endif
if (res == AMF_OK)
{
res = CreateVirtualAudioInput();
}
if (res != AMF_OK)
{
Terminate();
}
return res;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::CreateVirtualAudioInput()
{
AMF_RESULT res = AMF_OK;
res = m_pAudioManager->CreateInput(&m_pVirtualAudioInput);
AMF_RETURN_IF_FAILED(res, L"CreateInput() failed");
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::DestroyVirtualAudioInput()
{
AMF_RESULT res = AMF_OK;
if (nullptr != m_pVirtualAudioInput)
{
m_pVirtualAudioInput.Release();
}
AMF_RETURN_IF_FAILED(res, L"CreateInput() failed");
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::Terminate()
{
DestroyVirtualAudioInput();
if (nullptr != m_pAudioManager)
{
m_pAudioManager.Release();
}
#ifdef WIN32
if (m_bCoInitializeSucceeded)
{
::CoUninitialize();
m_bCoInitializeSucceeded = false;
}
#endif
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::EnableInput()
{
AMF_RESULT res = AMF_OK;
res = m_pVirtualAudioInput->SetStatus(amf::AMF_VAS_CONNECTED);
AMF_RETURN_IF_FAILED(res, L"SetStatus(amf::AMF_VAS_CONNECTED) failed");
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::CheckStatus()
{
amf::AMF_VIRTUAL_AUDIO_STATUS status = m_pVirtualAudioInput->GetStatus();
switch (status)
{
case amf::AMF_VAS_UNKNOWN:
AMFTraceInfo(AMF_FACILITY, L"Virtual Audio Input status: UNKNOWN");
break;
case amf::AMF_VAS_CONNECTED:
AMFTraceInfo(AMF_FACILITY, L"Virtual Audio Input status: CONNECTED");
break;
case amf::AMF_VAS_DISCONNECTED:
AMFTraceInfo(AMF_FACILITY, L"Virtual Audio Input status: DISCONNECTED");
break;
}
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::CheckFormat()
{
AMF_RESULT res = AMF_OK;
amf::AMFVirtualAudioFormat format = {};
res = m_pVirtualAudioInput->GetFormat(&format);
AMF_RETURN_IF_FAILED(res, L"GetFormat() failed");
AMFTraceInfo(AMF_FACILITY, L"Virtual Audio Input format: SampleRate=%d channels=%d sampleSize=%d", format.sampleRate, format.channelCount, format.sampleSize);
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::ChangeInputParameters(amf_int64 sampleRate, amf_int64 channelCount, amf_int64 audioFormat)
{
amf_int32 bytesInSample = 2;
switch (audioFormat)
{
case AMFAF_U8: bytesInSample = 1; break;
case AMFAF_S16: bytesInSample = 2; break;
case AMFAF_S32: bytesInSample = 4; break;
case AMFAF_FLT: bytesInSample = 4; break;
case AMFAF_DBL: bytesInSample = 8; break;
case AMFAF_U8P: bytesInSample = 1; break;
case AMFAF_S16P: bytesInSample = 2; break;
case AMFAF_S32P: bytesInSample = 4; break;
case AMFAF_FLTP: bytesInSample = 4; break;
case AMFAF_DBLP: bytesInSample = 8; break;
}
amf::AMFVirtualAudioFormat audioformat = {
static_cast<amf_int32>(sampleRate & 0xFFFFFFFF),
static_cast<amf_int32>(channelCount & 0xFFFFFFFF),
bytesInSample };
return ChangeInputParameters(&audioformat);
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::ChangeInputParameters(amf::AMFVirtualAudioFormat* format)
{
AMF_RESULT res = AMF_OK;
res = m_pVirtualAudioInput->SetFormat(format);
AMF_RETURN_IF_FAILED(res, L"SetFormat() failed");
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::VerifyInputParameters(amf::AMFVirtualAudioFormat* formatVer)
{
AMF_RESULT res = AMF_OK;
amf::AMFVirtualAudioFormat format = {};
res = m_pVirtualAudioInput->GetFormat(&format);
AMF_RETURN_IF_FAILED(res, L"GetFormat() failed");
// AMF_RETURN_IF_FALSE(format.sampleRate == formatVer->sampleRate && format.channelCount == formatVer->channelCount && format.sampleSize == formatVer->sampleSize, AMF_FAIL, L"Formats dont match" );
if (format.sampleRate == formatVer->sampleRate && format.channelCount == formatVer->channelCount && format.sampleSize == formatVer->sampleSize)
{
return AMF_OK;
}
AMFTraceError(AMF_FACILITY, L"Formats dont match");
return AMF_FAIL;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::DisableInput()
{
AMF_RESULT res = AMF_OK;
res = m_pVirtualAudioInput->SetStatus(amf::AMF_VAS_DISCONNECTED);
AMF_RETURN_IF_FAILED(res, L"SetStatus(amf::AMF_VAS_DISCONNECTED) failed");
return AMF_OK;
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::SubmitInput(amf::AMFAudioBufferPtr pAudioBuffer)
{
return SubmitData(pAudioBuffer->GetNative(), pAudioBuffer->GetSize());
}
//-------------------------------------------------------------------------------------------------
AMF_RESULT VirtualMicrophoneAudioInput::SubmitData(const void* data, amf_size sizeInBytes)
{
AMF_RESULT res = AMF_OK;
if (nullptr != m_pVirtualAudioInput)
{
return m_pVirtualAudioInput->SubmitData(data, sizeInBytes);
}
return res;
}
#endif // #if defined(_WIN32)