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This commit is contained in:
Kerry Cao 2023-05-05 01:21:53 -06:00
parent d44c77c958
commit 657ee5ff5d
1 changed files with 44 additions and 8 deletions
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52
FFMpegCore/Helpers/FFMpegDownloader.cs
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@ -1,6 +1,4 @@
using System.ComponentModel;
using System.Net;
using System.IO;
using System.Net;
using System.IO.Compression;
@ -10,7 +8,7 @@ namespace FFMpegCore.Helpers;
/// <summary>
/// Downloads the latest FFMpeg suite binaries from GitHub. Only supported for windows at the moment.
/// </summary>
public class FFMpegDownloader // this class is built to be easily modified to support other platforms
public class FFMpegDownloader
{
private static Dictionary<FFMpegVersions, string> Windows64FFMpegDownloadUrls = new()
{
@ -26,7 +24,7 @@ public class FFMpegDownloader // this class is built to be easily modified to su
private static Dictionary<FFMpegVersions, string> Windows32FFMpegDownloadUrls = new()
{
{ FFMpegVersions.V4_4_1, "https://example.com/" },
{ FFMpegVersions.V4_4_1, "" },
{ FFMpegVersions.V4_2_1, "https://github.com/ffbinaries/ffbinaries-prebuilt/releases/download/v4.2.1/ffmpeg-4.2.1-win-32.zip"},
{ FFMpegVersions.V4_2, "https://github.com/ffbinaries/ffbinaries-prebuilt/releases/download/v4.2/ffmpeg-4.2-win-32.zip"},
{ FFMpegVersions.V4_1, "https://github.com/ffbinaries/ffbinaries-prebuilt/releases/download/v4.1/ffmpeg-4.1-win-32.zip"},
@ -36,6 +34,9 @@ public class FFMpegDownloader // this class is built to be easily modified to su
{ FFMpegVersions.V3_2, "https://github.com/ffbinaries/ffbinaries-prebuilt/releases/download/v3.2/ffmpeg-3.2-win-32.zip"},
};
/// <summary>
/// Supported FFMpeg versions
/// </summary>
public enum FFMpegVersions
{
V4_4_1,
@ -48,6 +49,11 @@ public enum FFMpegVersions
V3_2
}
/// <summary>
/// Downloads the latest FFMpeg suite binaries to bin directory.
/// </summary>
/// <param name="version"></param>
/// <returns></returns>
public static List<string> AutoDownloadFFMpegSuite(FFMpegVersions version = FFMpegVersions.V4_4_1)
{
var files = AutoDownloadFFMpeg(version);
@ -57,6 +63,11 @@ public static List<string> AutoDownloadFFMpegSuite(FFMpegVersions version = FFMp
return files;
}
/// <summary>
/// Downloads the latest FFMpeg binaries to bin directory.
/// </summary>
/// <param name="version"></param>
/// <returns></returns>
public static List<string> AutoDownloadFFMpeg(FFMpegVersions version = FFMpegVersions.V4_4_1)
{
var url = Environment.Is64BitProcess
@ -70,6 +81,11 @@ public static List<string> AutoDownloadFFMpeg(FFMpegVersions version = FFMpegVer
return ExtractAndSave(zipStream);
}
/// <summary>
/// Downloads the latest FFProbe binaries to bin directory.
/// </summary>
/// <param name="version"></param>
/// <returns></returns>
public static List<string> AutoDownloadFFProbe(FFMpegVersions version = FFMpegVersions.V4_4_1)
{
var url = Environment.Is64BitProcess
@ -83,6 +99,11 @@ public static List<string> AutoDownloadFFProbe(FFMpegVersions version = FFMpegVe
return ExtractAndSave(zipStream);
}
/// <summary>
/// Downloads the latest FFPlay binaries to bin directory.
/// </summary>
/// <param name="version"></param>
/// <returns></returns>
public static List<string> AutoDownloadFFPlay(FFMpegVersions version = FFMpegVersions.V4_4_1)
{
var url = Environment.Is64BitProcess
@ -96,6 +117,11 @@ public static List<string> AutoDownloadFFPlay(FFMpegVersions version = FFMpegVer
return ExtractAndSave(zipStream);
}
/// <summary>
/// Downloads the zip file from the given url.
/// </summary>
/// <param name="address"></param>
/// <returns></returns>
private static MemoryStream DownloadZip(Uri address)
{
var client = new WebClient();
@ -105,13 +131,18 @@ private static MemoryStream DownloadZip(Uri address)
return zipStream;
}
/// <summary>
/// Extracts the zip file and saves the binaries to bin directory.
/// </summary>
/// <param name="zipStream"></param>
/// <returns></returns>
private static List<string> ExtractAndSave(Stream zipStream)
{
using var archive = new ZipArchive(zipStream, ZipArchiveMode.Read);
List<string> files = new();
foreach (var entry in archive.Entries)
{
if (entry.Name is "ffmpeg.exe" or "ffmpeg" or "ffprobe.exe")
if (entry.Name is "ffmpeg.exe" or "ffmpeg" or "ffprobe.exe" or "ffplay.exe" or "ffplay") // only extract the binaries
{
entry.ExtractToFile(Path.Combine(GlobalFFOptions.Current.BinaryFolder, entry.Name), true);
files.Add(Path.Combine(GlobalFFOptions.Current.BinaryFolder, entry.Name));
@ -121,11 +152,16 @@ private static List<string> ExtractAndSave(Stream zipStream)
return files;
}
/// <summary>
/// Checks if the given uri is valid.
/// </summary>
/// <param name="uri"></param>
/// <exception cref="PlatformNotSupportedException"></exception>
private static void HasValidUri(Uri uri)
{
if (uri.ToString() == "https://example.com/" || !RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
if (uri.ToString() == "" || !RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
throw new PlatformNotSupportedException("The requested version of FFMpeg component is not available for your OS.");
throw new PlatformNotSupportedException("The requested version of FFMpeg component is not available for your OS/System.");
}
}
}