private void ExtractFFMpeg(FFMpegInstallInfo downloadinfo, string tempFile, string targetFolder)
{
_logger.Info("Extracting ffmpeg from {0}", tempFile);
var tempFolder = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString());
_fileSystem.CreateDirectory(tempFolder);
try
{
ExtractArchive(downloadinfo, tempFile, tempFolder);
var files = Directory.EnumerateFiles(tempFolder, "*", SearchOption.AllDirectories)
.ToList();
foreach (var file in files.Where(i =>
{
var filename = Path.GetFileName(i);
return
(string.Equals(filename, downloadinfo.FFProbeFilename, StringComparison.OrdinalIgnoreCase) ||
string.Equals(filename, downloadinfo.FFMpegFilename, StringComparison.OrdinalIgnoreCase));
}))
{
var targetFile = Path.Combine(targetFolder, Path.GetFileName(file));
_fileSystem.CopyFile(file, targetFile, true);
SetFilePermissions(targetFile);
}
}
finally
{
DeleteFile(tempFile);
}
}
private async Task <bool> DownloadFFMpeg(FFMpegInstallInfo downloadinfo, string directory, IProgress <double> progress)
{
foreach (var url in downloadinfo.DownloadUrls)
{
progress.Report(0);
try
{
var tempFile = await _httpClient.GetTempFile(new HttpRequestOptions
{
Url = url,
CancellationToken = CancellationToken.None,
Progress = progress
}).ConfigureAwait(false);
ExtractFFMpeg(downloadinfo, tempFile, directory);
return(true);
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading {0}", ex, url);
}
}
return(false);
}
public FFMpegLoader(ILogger logger, IApplicationPaths appPaths, IHttpClient httpClient, IZipClient zipClient, IFileSystem fileSystem, NativeEnvironment environment, FFMpegInstallInfo ffmpegInstallInfo)
{
_logger = logger;
_appPaths = appPaths;
_httpClient = httpClient;
_zipClient = zipClient;
_fileSystem = fileSystem;
_environment = environment;
_ffmpegInstallInfo = ffmpegInstallInfo;
}
public FFMpegLoader(ILogger logger, IApplicationPaths appPaths, IHttpClient httpClient, IZipClient zipClient, IFileSystem fileSystem, NativeEnvironment environment, FFMpegInstallInfo ffmpegInstallInfo)
{
_logger = logger;
_appPaths = appPaths;
_httpClient = httpClient;
_zipClient = zipClient;
_fileSystem = fileSystem;
_environment = environment;
_ffmpegInstallInfo = ffmpegInstallInfo;
}
private async void DownloadFFMpegInBackground(FFMpegInstallInfo downloadinfo, string directory)
{
try
{
await DownloadFFMpeg(downloadinfo, directory, new Progress <double>()).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading ffmpeg", ex);
}
}
private void ExtractArchive(FFMpegInstallInfo downloadinfo, string archivePath, string targetPath)
{
_logger.Info("Extracting {0} to {1}", archivePath, targetPath);
if (string.Equals(downloadinfo.ArchiveType, "7z", StringComparison.OrdinalIgnoreCase))
{
_zipClient.ExtractAllFrom7z(archivePath, targetPath, true);
}
else if (string.Equals(downloadinfo.ArchiveType, "gz", StringComparison.OrdinalIgnoreCase))
{
_zipClient.ExtractAllFromTar(archivePath, targetPath, true);
}
}
private async Task DownloadFFMpeg(FFMpegInstallInfo downloadinfo, string directory, IProgress <double> progress)
{
if (downloadinfo.IsEmbedded)
{
var tempFile = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString());
_fileSystem.CreateDirectory(Path.GetDirectoryName(tempFile));
using (var stream = _ownerAssembly.GetManifestResourceStream(downloadinfo.DownloadUrls[0]))
{
using (var fs = _fileSystem.GetFileStream(tempFile, FileMode.Create, FileAccess.Write, FileShare.Read, true))
{
await stream.CopyToAsync(fs).ConfigureAwait(false);
}
}
ExtractFFMpeg(downloadinfo, tempFile, directory);
return;
}
foreach (var url in downloadinfo.DownloadUrls)
{
progress.Report(0);
try
{
var tempFile = await _httpClient.GetTempFile(new HttpRequestOptions
{
Url = url,
CancellationToken = CancellationToken.None,
Progress = progress
}).ConfigureAwait(false);
ExtractFFMpeg(downloadinfo, tempFile, directory);
return;
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading {0}", ex, url);
}
}
if (downloadinfo.DownloadUrls.Length == 0)
{
throw new ApplicationException("ffmpeg unvailable. Please install it and start the server with two command line arguments: -ffmpeg \"{PATH}\" and -ffprobe \"{PATH}\"");
}
throw new ApplicationException("Unable to download required components. Please try again later.");
}
public static FFMpegInstallInfo GetInfo(NativeEnvironment environment)
{
var info = new FFMpegInstallInfo();
// Windows builds: http://ffmpeg.zeranoe.com/builds/
// Linux builds: http://johnvansickle.com/ffmpeg/
// OS X builds: http://ffmpegmac.net/
// OS X x64: http://www.evermeet.cx/ffmpeg/
switch (environment.OperatingSystem)
{
case OperatingSystem.Osx:
case OperatingSystem.Bsd:
break;
case OperatingSystem.Linux:
info.ArchiveType = "7z";
info.Version = "20160215";
break;
}
info.DownloadUrls = GetDownloadUrls(environment);
return info;
}
public static FFMpegInstallInfo GetInfo(NativeEnvironment environment)
{
var info = new FFMpegInstallInfo();
info.ArchiveType = "7z";
switch (environment.SystemArchitecture)
{
case Architecture.X86_X64:
info.Version = "20160124";
break;
case Architecture.X86:
info.Version = "20150110";
break;
}
info.DownloadUrls = GetDownloadUrls(environment);
return info;
}
private void ExtractArchive(FFMpegInstallInfo downloadinfo, string archivePath, string targetPath)
{
_logger.Info("Extracting {0} to {1}", archivePath, targetPath);
if (string.Equals(downloadinfo.ArchiveType, "7z", StringComparison.OrdinalIgnoreCase))
{
_zipClient.ExtractAllFrom7z(archivePath, targetPath, true);
}
else if (string.Equals(downloadinfo.ArchiveType, "gz", StringComparison.OrdinalIgnoreCase))
{
_zipClient.ExtractAllFromTar(archivePath, targetPath, true);
}
}
private void ExtractFFMpeg(FFMpegInstallInfo downloadinfo, string tempFile, string targetFolder)
{
_logger.Info("Extracting ffmpeg from {0}", tempFile);
var tempFolder = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString());
_fileSystem.CreateDirectory(tempFolder);
try
{
ExtractArchive(downloadinfo, tempFile, tempFolder);
var files = Directory.EnumerateFiles(tempFolder, "*", SearchOption.AllDirectories)
.ToList();
foreach (var file in files.Where(i =>
{
var filename = Path.GetFileName(i);
return
string.Equals(filename, downloadinfo.FFProbeFilename, StringComparison.OrdinalIgnoreCase) ||
string.Equals(filename, downloadinfo.FFMpegFilename, StringComparison.OrdinalIgnoreCase);
}))
{
var targetFile = Path.Combine(targetFolder, Path.GetFileName(file));
_fileSystem.CopyFile(file, targetFile, true);
SetFilePermissions(targetFile);
}
}
finally
{
DeleteFile(tempFile);
}
}
private async Task DownloadFFMpeg(FFMpegInstallInfo downloadinfo, string directory, IProgress<double> progress)
{
if (downloadinfo.IsEmbedded)
{
var tempFile = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString());
_fileSystem.CreateDirectory(Path.GetDirectoryName(tempFile));
using (var stream = _ownerAssembly.GetManifestResourceStream(downloadinfo.DownloadUrls[0]))
{
using (var fs = _fileSystem.GetFileStream(tempFile, FileMode.Create, FileAccess.Write, FileShare.Read, true))
{
await stream.CopyToAsync(fs).ConfigureAwait(false);
}
}
ExtractFFMpeg(downloadinfo, tempFile, directory);
return;
}
foreach (var url in downloadinfo.DownloadUrls)
{
progress.Report(0);
try
{
var tempFile = await _httpClient.GetTempFile(new HttpRequestOptions
{
Url = url,
CancellationToken = CancellationToken.None,
Progress = progress
}).ConfigureAwait(false);
ExtractFFMpeg(downloadinfo, tempFile, directory);
return;
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading {0}", ex, url);
}
}
if (downloadinfo.DownloadUrls.Length == 0)
{
throw new ApplicationException("ffmpeg unvailable. Please install it and start the server with two command line arguments: -ffmpeg \"{PATH}\" and -ffprobe \"{PATH}\"");
}
throw new ApplicationException("Unable to download required components. Please try again later.");
}
private async void DownloadFFMpegInBackground(FFMpegInstallInfo downloadinfo, string directory)
{
try
{
await DownloadFFMpeg(downloadinfo, directory, new Progress<double>()).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading ffmpeg", ex);
}
}
public FFMpegInstallInfo GetFfmpegInstallInfo()
{
var info = new FFMpegInstallInfo();
info.FFMpegFilename = "ffmpeg.exe";
info.FFProbeFilename = "ffprobe.exe";
info.Version = "0";
return info;
}
private async Task<bool> DownloadFFMpeg(FFMpegInstallInfo downloadinfo, string directory, IProgress<double> progress)
{
foreach (var url in downloadinfo.DownloadUrls)
{
progress.Report(0);
try
{
var tempFile = await _httpClient.GetTempFile(new HttpRequestOptions
{
Url = url,
CancellationToken = CancellationToken.None,
Progress = progress
}).ConfigureAwait(false);
ExtractFFMpeg(downloadinfo, tempFile, directory);
return true;
}
catch (Exception ex)
{
_logger.ErrorException("Error downloading {0}", ex, url);
}
}
return false;
}
public FFMpegInstallInfo GetFfmpegInstallInfo()
{
var info = new FFMpegInstallInfo();
info.FFMpegFilename = "ffmpeg.exe";
info.FFProbeFilename = "ffprobe.exe";
info.Version = "20160410";
info.ArchiveType = "7z";
info.IsEmbedded = false;
info.DownloadUrls = GetDownloadUrls();
return info;
}
