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/*############################################################################
# Copyright (C) 2005 Intel Corporation
#
# SPDX-License-Identifier: MIT
############################################################################*/
#pragma once
#ifndef __PLUGIN_LOADER_H__
#define __PLUGIN_LOADER_H__
#include "plugin_utils.h"
#include "sample_utils.h"
#include "vm/so_defs.h"
#include <iomanip> // for std::setfill, std::setw
#include <iostream>
#include <memory> // for std::unique_ptr
class MsdkSoModule {
protected:
msdk_so_handle m_module;
public:
MsdkSoModule() : m_module(NULL) {}
MsdkSoModule(const std::string& pluginName) : m_module(NULL) {
m_module = msdk_so_load(pluginName.c_str());
if (NULL == m_module) {
MSDK_TRACE_ERROR(std::string("Failed to load shared module: ") + pluginName);
}
}
template <class T>
T GetAddr(const std::string& fncName) {
T pCreateFunc = reinterpret_cast<T>(msdk_so_get_addr(m_module, fncName.c_str()));
if (NULL == pCreateFunc) {
MSDK_TRACE_ERROR(std::string("Failed to get function addres: ") + fncName.c_str());
}
return pCreateFunc;
}
virtual ~MsdkSoModule() {
if (m_module) {
msdk_so_free(m_module);
m_module = NULL;
}
}
};
/*
* Rationale: class to load+register any mediasdk plugin decoder/encoder/generic by given name
*/
class PluginLoader : public MFXPlugin {
protected:
mfxPluginType ePluginType;
mfxSession m_session;
mfxPluginUID m_uid;
private:
const char* msdkGetPluginName(const mfxPluginUID& guid) {
if (AreGuidsEqual(guid, MFX_PLUGINID_HEVCD_SW))
return "Intel (R) Media SDK plugin for HEVC DECODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_HEVCD_HW))
return "Intel (R) Media SDK HW plugin for HEVC DECODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_HEVCE_SW))
return "Intel (R) Media SDK plugin for HEVC ENCODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_HEVCE_HW))
return "Intel (R) Media SDK HW plugin for HEVC ENCODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_H264LA_HW))
return "Intel (R) Media SDK plugin for LA ENC";
else if (AreGuidsEqual(guid, MFX_PLUGINID_ITELECINE_HW))
return "Intel (R) Media SDK PTIR plugin (HW)";
else if (AreGuidsEqual(guid, MFX_PLUGINID_HEVCE_GACC))
return "Intel (R) Media SDK GPU-Accelerated plugin for HEVC ENCODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_VP9D_HW))
return "Intel (R) Media SDK HW plugin for VP9 DECODE";
else if (AreGuidsEqual(guid, MFX_PLUGINID_VP9E_HW))
return "Intel (R) Media SDK HW plugin for VP9 ENCODE";
else
#if !defined(_WIN32) && !defined(_WIN64)
if (AreGuidsEqual(guid, MFX_PLUGINID_HEVC_FEI_ENCODE))
return "Intel (R) Media SDK HW plugin for HEVC FEI ENCODE";
else
#endif
return "Unknown plugin";
}
public:
PluginLoader(mfxPluginType type,
mfxSession session,
const mfxPluginUID& uid,
mfxU32 version,
const mfxChar* pluginName,
mfxU32 len)
: ePluginType(type),
m_session(),
m_uid() {
mfxStatus sts = MFX_ERR_NONE;
std::stringstream strStream;
MSDK_MEMCPY(&m_uid, sizeof(m_uid), &uid, sizeof(uid));
for (size_t i = 0; i != sizeof(mfxPluginUID); i++) {
strStream << "0x" << std::setfill('0') << std::setw(2) << std::hex
<< (int)m_uid.Data[i];
if (i != (sizeof(mfxPluginUID) - 1))
strStream << ", ";
}
if ((ePluginType == MFX_PLUGINTYPE_AUDIO_DECODE) ||
(ePluginType == MFX_PLUGINTYPE_AUDIO_ENCODE)) {
// Audio plugins are not loaded by path
sts = MFX_ERR_UNSUPPORTED;
}
else {
sts = MFXVideoUSER_LoadByPath(session, &m_uid, version, pluginName, len);
}
if (MFX_ERR_NONE != sts) {
MSDK_TRACE_ERROR("Failed to load plugin from GUID, sts="
<< sts << ": { " << strStream.str() << " } ("
<< msdkGetPluginName(m_uid) << ")");
}
else {
MSDK_TRACE_INFO("Plugin was loaded from GUID");
m_session = session;
}
}
PluginLoader(mfxPluginType type, mfxSession session, const mfxPluginUID& uid, mfxU32 version)
: ePluginType(type),
m_session(),
m_uid() {
mfxStatus sts = MFX_ERR_NONE;
std::stringstream strStream;
MSDK_MEMCPY(&m_uid, sizeof(m_uid), &uid, sizeof(uid));
for (size_t i = 0; i != sizeof(mfxPluginUID); i++) {
strStream << "0x" << std::setfill('0') << std::setw(2) << std::hex
<< (int)m_uid.Data[i];
if (i != (sizeof(mfxPluginUID) - 1))
strStream << ", ";
}
if ((ePluginType == MFX_PLUGINTYPE_AUDIO_DECODE) ||
(ePluginType == MFX_PLUGINTYPE_AUDIO_ENCODE)) {
sts = MFXAudioUSER_Load(session, &m_uid, version);
}
else {
sts = MFXVideoUSER_Load(session, &m_uid, version);
}
if (MFX_ERR_NONE != sts) {
MSDK_TRACE_ERROR("Failed to load plugin from GUID, sts="
<< sts << ": { " << strStream.str() << " } ("
<< msdkGetPluginName(m_uid) << ")");
}
else {
MSDK_TRACE_INFO("Plugin was loaded from GUID"
<< ": { " << strStream.str() << " } (" << msdkGetPluginName(m_uid)
<< ")");
m_session = session;
}
}
virtual ~PluginLoader() {
mfxStatus sts = MFX_ERR_NONE;
if (m_session) {
if ((ePluginType == MFX_PLUGINTYPE_AUDIO_DECODE) ||
(ePluginType == MFX_PLUGINTYPE_AUDIO_ENCODE)) {
sts = MFXAudioUSER_UnLoad(m_session, &m_uid);
}
else {
sts = MFXVideoUSER_UnLoad(m_session, &m_uid);
}
if (sts != MFX_ERR_NONE) {
MSDK_TRACE_ERROR("Failed to unload plugin from GUID, sts=" << sts);
}
else {
MSDK_TRACE_INFO("MFXBaseUSER_UnLoad(session=0x" << m_session << "), sts=" << sts);
}
}
}
bool IsOk() {
return m_session != 0;
}
virtual mfxStatus PluginInit(mfxCoreInterface* /*core*/) {
return MFX_ERR_NULL_PTR;
}
virtual mfxStatus PluginClose() {
return MFX_ERR_NULL_PTR;
}
virtual mfxStatus GetPluginParam(mfxPluginParam* /*par*/) {
return MFX_ERR_NULL_PTR;
}
virtual mfxStatus Execute(mfxThreadTask /*task*/, mfxU32 /*uid_p*/, mfxU32 /*uid_a*/) {
return MFX_ERR_NULL_PTR;
}
virtual mfxStatus FreeResources(mfxThreadTask /*task*/, mfxStatus /*sts*/) {
return MFX_ERR_NULL_PTR;
}
virtual void Release() {}
virtual mfxStatus Close() {
return MFX_ERR_NULL_PTR;
}
virtual mfxStatus SetAuxParams(void* /*auxParam*/, int /*auxParamSize*/) {
return MFX_ERR_NULL_PTR;
}
};
#endif // PLUGIN_LOADER
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