using?System;
using?System.IO;
using?System.Runtime.InteropServices;

namespace?FFmpegDemo
{
????public?class?FFmpegBinariesHelper
????{
????????private?const?string?LD_LIBRARY_PATH?=?“LD_LIBRARY_PATH“;

????????internal?static?void?RegisterFFmpegBinaries（）
????????{
????????????switch?（Environment.OSVersion.Platform）
????????????{
????????????????case?PlatformID.Win32NT:
????????????????case?PlatformID.Win32S:
????????????????case?PlatformID.Win32Windows:
????????????????????var?current?=?Environment.CurrentDirectory;
????????????????????var?probe?=?$“FFmpeg/bin/{（Environment.Is64BitProcess???@“x64“?:?@“x86“）}“;
????????????????????while?（current?!=?null）
????????????????????{
????????????????????????var?ffmpegDirectory?=?Path.Combine（current?probe）;
????????????????????????if?（Directory.Exists（ffmpegDirectory））
????????????????????????{
????????????????????????????Console.WriteLine（$“FFmpeg?binaries?found?in:?{ffmpegDirectory}“）;
????????????????????????????RegisterLibrariesSearchPath（ffmpegDirectory）;
????????????????????????????return;
????????????????????????}
????????????????????????current?=?Directory.GetParent（current）?.FullName;
????????????????????}
????????????????????break;
????????????????case?PlatformID.Unix:
????????????????case?PlatformID.MacOSX:
????????????????????var?libraryPath?=?Environment.GetEnvironmentVariable（LD_LIBRARY_PATH）;
????????????????????RegisterLibrariesSearchPath（libraryPath）;
????????????????????break;
????????????}
????????}
????????private?static?void?RegisterLibrariesSearchPath（string?path）
????????{
????????????switch?（Environment.OSVersion.Platform）
????????????{
????????????????case?PlatformID.Win32NT:
????????????????case?PlatformID.Win32S:
????????????????case?PlatformID.Win32Windows:
????????????????????SetDllDirectory（path）;
????????????????????break;
????????????????case?PlatformID.Unix:
????????????????case?PlatformID.MacOSX:
????????????????????string?currentValue?=?Environment.GetEnvironmentVariable（LD_LIBRARY_PATH）;
????????????????????if?（string.IsNullOrWhiteSpace（currentValue）?==?false?&&?currentValue.Contains（path）?==?false）
????????????????????{
????????????????????????string?newValue?=?currentValue?+?Path.PathSeparator?+?path;
????????????????????????Environment.SetEnvironmentVariable（LD_LIBRARY_PATH?newValue）;
????????????????????}
????????????????????break;
????????????}
????????}
????????
????????[DllImport（“kernel32“?SetLastError?=?true）]
????????private?static?extern?bool?SetDllDirectory（string?lpPathName）;
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件????????187??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\App.config

?????文件???25478656??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\avcodec-57.dll

?????文件????1433088??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\avdevice-57.dll

?????文件????6795776??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\avfilter-6.dll

?????文件????3971584??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\avformat-57.dll

?????文件?????687104??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\avutil-55.dll

?????文件?????126464??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\postproc-54.dll

?????文件?????377344??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\swresample-2.dll

?????文件?????528896??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x64\swscale-4.dll

?????文件???22285824??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\avcodec-57.dll

?????文件????1208320??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\avdevice-57.dll

?????文件????6437376??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\avfilter-6.dll

?????文件????3991552??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\avformat-57.dll

?????文件?????693248??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\avutil-55.dll

?????文件?????297984??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\ffmpeg.exe

?????文件?????147968??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\ffplay.exe

?????文件?????162816??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\ffprobe.exe

?????文件?????116224??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\postproc-54.dll

?????文件?????324096??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\swresample-2.dll

?????文件?????504320??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\bin\x86\swscale-4.dll

?????文件?????217771??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\avcodec.h

?????文件???????2570??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\avdct.h

?????文件???????3111??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\avfft.h

?????文件???????2853??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\d3d11va.h

?????文件???????4044??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\dirac.h

?????文件???????3715??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\dv_profile.h

?????文件???????2361??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\dxva2.h

?????文件???????1650??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\jni.h

?????文件???????2825??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\mediacodec.h

?????文件???????3763??2019-04-15?09:34??FFmpegDemo\FFmpegDemo\bin\FFmpeg\include\libavcodec\qsv.h

............此處省略137個文件信息