Actions: Build vorbis instead of using apt

- Add required Ubuntu packages to the build doc

.github/workflows/cmake-lx.yml

@@ -27,7 +27,7 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y libvorbis-dev libjansson-dev yasm libopus-dev
+        sudo apt-get install -y libjansson-dev yasm libopus-dev
 
     - name: Create build environment
       # Some projects don't allow in-source building, so create a separate build directory
@@ -83,6 +83,21 @@ jobs:
           ${{runner.workspace}}/build/dependencies/speex/libspeex/.libs
         key: linux-${{ env.RELEASE }}-speex-${{ hashFiles('cmake/dependencies/speex.cmake') }}
 
+    - name: Cache ogg
+      uses: actions/cache@v3
+      with:
+        path: |
+          ${{runner.workspace}}/build/dependencies/ogg/libogg.a
+          ${{runner.workspace}}/build/dependencies/ogg/include
+        key: linux-${{ env.RELEASE }}-ogg-${{ hashFiles('cmake/dependencies/ogg.cmake') }}
+
+    - name: Cache vorbis
+      uses: actions/cache@v3
+      with:
+        path: |
+          ${{runner.workspace}}/build/dependencies/vorbis/lib/*.a
+        key: linux-${{ env.RELEASE }}-vorbis-${{ hashFiles('cmake/dependencies/vorbis.cmake') }}
+
     - name: Configure CMake
       # Use a bash shell so we can use the same syntax for environment variable
       # access regardless of the host operating system

doc/BUILD.md

@@ -27,7 +27,7 @@ sudo apt-get install -y gcc g++ make cmake build-essential git
 # optional: for extra formats (can be ommited to build with static libs)
 sudo apt-get install -y libmpg123-dev libvorbis-dev libspeex-dev
 sudo apt-get install -y libavformat-dev libavcodec-dev libavutil-dev libswresample-dev
-sudo apt-get install -y yasm libopus-dev
+sudo apt-get install -y yasm libopus-dev pkg-config autoconf libtool-bin
 # optional: for vgmstream 123 and audacious
 sudo apt-get install -y libao-dev audacious-dev