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https://github.com/Ryujinx/Ryujinx.git
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* Replace usage of `DllImport` with `LibraryImport` * Mark methods as `partial` * Marshalling * More `partial` & marshalling * More `partial` and marshalling * More partial and marshalling * Update GdiPlusHelper to LibraryImport * Unicorn * More Partial * Marshal * Specify EntryPoint * Specify EntryPoint * Change GlobalMemoryStatusEx to LibraryImport * Change RegisterClassEx to LibraryImport * Define EntryPoints * Update Ryujinx.Ava/Ui/Controls/Win32NativeInterop.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Update Ryujinx.Graphics.Nvdec.FFmpeg/Native/FFmpegApi.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Move return mashal * Remove calling convention specification * Remove calling conventions * Update Ryujinx.Common/SystemInfo/WindowsSystemInfo.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Update Ryujinx/Modules/Updater/Updater.cs Co-authored-by: Mary-nyan <thog@protonmail.com> * Update Ryujinx.Ava/Modules/Updater/Updater.cs Co-authored-by: Mary-nyan <thog@protonmail.com> Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> Co-authored-by: Mary-nyan <thog@protonmail.com>
130 lines
4.7 KiB
C#
130 lines
4.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Reflection;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Graphics.Nvdec.FFmpeg.Native
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{
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static partial class FFmpegApi
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{
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public const string AvCodecLibraryName = "avcodec";
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public const string AvUtilLibraryName = "avutil";
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private static readonly Dictionary<string, (int, int)> _librariesWhitelist = new Dictionary<string, (int, int)>
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{
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{ AvCodecLibraryName, (58, 59) },
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{ AvUtilLibraryName, (56, 57) }
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};
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private static string FormatLibraryNameForCurrentOs(string libraryName, int version)
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{
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if (OperatingSystem.IsWindows())
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{
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return $"{libraryName}-{version}.dll";
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}
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else if (OperatingSystem.IsLinux())
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{
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return $"lib{libraryName}.so.{version}";
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}
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else if (OperatingSystem.IsMacOS())
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{
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return $"lib{libraryName}.{version}.dylib";
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}
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else
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{
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throw new NotImplementedException($"Unsupported OS for FFmpeg: {RuntimeInformation.RuntimeIdentifier}");
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}
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}
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private static bool TryLoadWhitelistedLibrary(string libraryName, Assembly assembly, DllImportSearchPath? searchPath, out IntPtr handle)
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{
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handle = IntPtr.Zero;
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if (_librariesWhitelist.TryGetValue(libraryName, out var value))
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{
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(int minVersion, int maxVersion) = value;
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for (int version = maxVersion; version >= minVersion; version--)
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{
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if (NativeLibrary.TryLoad(FormatLibraryNameForCurrentOs(libraryName, version), assembly, searchPath, out handle))
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{
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return true;
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}
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}
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}
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return false;
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}
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static FFmpegApi()
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{
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NativeLibrary.SetDllImportResolver(typeof(FFmpegApi).Assembly, (name, assembly, path) =>
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{
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IntPtr handle;
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if (name == AvUtilLibraryName && TryLoadWhitelistedLibrary(AvUtilLibraryName, assembly, path, out handle))
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{
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return handle;
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}
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else if (name == AvCodecLibraryName && TryLoadWhitelistedLibrary(AvCodecLibraryName, assembly, path, out handle))
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{
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return handle;
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}
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return IntPtr.Zero;
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});
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}
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public unsafe delegate void av_log_set_callback_callback(void* a0, AVLog level, [MarshalAs(UnmanagedType.LPUTF8Str)] string a2, byte* a3);
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial AVFrame* av_frame_alloc();
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial void av_frame_unref(AVFrame* frame);
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial void av_free(AVFrame* frame);
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial void av_log_set_level(AVLog level);
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial void av_log_set_callback(av_log_set_callback_callback callback);
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial AVLog av_log_get_level();
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[LibraryImport(AvUtilLibraryName)]
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internal static unsafe partial void av_log_format_line(void* ptr, AVLog level, [MarshalAs(UnmanagedType.LPUTF8Str)] string fmt, byte* vl, byte* line, int lineSize, int* printPrefix);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial AVCodec* avcodec_find_decoder(AVCodecID id);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial AVCodecContext* avcodec_alloc_context3(AVCodec* codec);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial int avcodec_open2(AVCodecContext* avctx, AVCodec* codec, void **options);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial int avcodec_close(AVCodecContext* avctx);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial void avcodec_free_context(AVCodecContext** avctx);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial AVPacket* av_packet_alloc();
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial void av_packet_unref(AVPacket* pkt);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial void av_packet_free(AVPacket** pkt);
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[LibraryImport(AvCodecLibraryName)]
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internal static unsafe partial int avcodec_version();
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}
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}
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