DynamicLibraryHelpers.cpp File Reference

#include "DynamicLibraryHelpers.h"
#include <wx/dynlib.h>
#include "FFmpegTypes.h"

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Typedefs
using	GetVersionFn = unsigned(*)()

Functions
bool	GetAVVersion (const wxDynamicLibrary &lib, const char *name, FFMPegVersion &version)

Typedef Documentation

GetVersionFn

using GetVersionFn = unsigned (*)()

Definition at line 17 of file DynamicLibraryHelpers.cpp.

Function Documentation

GetAVVersion()

bool GetAVVersion	(	const wxDynamicLibrary &	lib,
		const char *	name,
		FFMPegVersion &	version
	)

Definition at line 19 of file DynamicLibraryHelpers.cpp.

{
   GetVersionFn versionFn = reinterpret_cast<GetVersionFn>(lib.GetSymbol(name));
 
   if (nullptr == versionFn)
      return false;
 
   const unsigned fullVersion = versionFn();
 
   version.Major = (fullVersion >> 16) & 0xFF;
   version.Minor = (fullVersion >> 8) & 0xFF;
   version.Micro = fullVersion & 0xFF;
 
   return true;
}

References FFMPegVersion::Major, FFMPegVersion::Micro, FFMPegVersion::Minor, and name.

Referenced by LoadAVCodecFunctions(), LoadAVFormatFunctions(), and LoadAVUtilFunctions().

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