Remove dependency for FFmpeg.AutoGen and Update FFmpeg to 5.0.1 for Windows (#3466)

* Remove dependency for FFMpeg.AutoGen

Also prepare for FFMpeg 5.0 and 5.1

* Update Ryujinx.Graphics.Nvdec.Dependencies to 5.0.1-build10

* Address gdkchan's comments

* Address Ack's comment

* Address gdkchan's comment

1 files changed, 26 insertions, 0 deletions

diff --git a/Ryujinx.Graphics.Nvdec.FFmpeg/Native/AVCodecLegacy.cs b/Ryujinx.Graphics.Nvdec.FFmpeg/Native/AVCodecLegacy.cs
new file mode 100644
index 00000000..0913cbc4
--- /dev/null
+++ b/Ryujinx.Graphics.Nvdec.FFmpeg/Native/AVCodecLegacy.cs
@@ -0,0 +1,26 @@
+using System;
+
+namespace Ryujinx.Graphics.Nvdec.FFmpeg.Native
+{
+    struct AVCodecLegacy
+    {
+#pragma warning disable CS0649
+        public unsafe byte* Name;
+        public unsafe byte* LongName;
+        public int Type;
+        public AVCodecID Id;
+        public int Capabilities;
+        public byte MaxLowRes;
+        public unsafe AVRational* SupportedFramerates;
+        public IntPtr PixFmts;
+        public IntPtr SupportedSamplerates;
+        public IntPtr SampleFmts;
+        // Deprecated
+        public unsafe ulong* ChannelLayouts;
+        public unsafe IntPtr PrivClass;
+        public IntPtr Profiles;
+        public unsafe byte* WrapperName;
+        public IntPtr ChLayouts;
+#pragma warning restore CS0649
+    }
+}