Cherry pick changes from master (#267)

* Add display.h #263 (#265)

Co-authored-by: Ruslan Balanukhin <ruslan@rationale.one>

* Fix codegen parameters in workflow (#262)

---------

Co-authored-by: Ruslan Balanukhin <ruslan@rationale.one>
Co-authored-by: Nick Darvey <nickdarvey@outlook.com.au>

Author: Ruslan-B

.github/workflows/main.yml

@@ -31,5 +31,5 @@ jobs:
       - name: Codegen Build & Test
         if: matrix.os == 'windows-latest'
         run: |
-          dotnet run -c Release -p FFmpeg.AutoGen.CppSharpUnsafeGenerator -- -i FFmpeg -o FFmpeg.AutoGen
+          dotnet run -c Release -p FFmpeg.AutoGen.CppSharpUnsafeGenerator -- --input FFmpeg --namespace FFmpeg.AutoGen
           dotnet build FFmpeg.AutoGen

FFmpeg.AutoGen.CppSharpUnsafeGenerator/Program.cs

@@ -89,6 +89,7 @@ private static IEnumerable<ASTContext> Parse(string includesDir)
         yield return p.Parse("libavutil/audio_fifo.h");
         yield return p.Parse("libavutil/channel_layout.h");
         yield return p.Parse("libavutil/cpu.h");
+        yield return p.Parse("libavutil/display.h");
         yield return p.Parse("libavutil/file.h");
         yield return p.Parse("libavutil/frame.h");
         yield return p.Parse("libavutil/opt.h");