diff --git a/.github/workflows/ffmpeg.yml b/.github/workflows/ffmpeg.yml
index 9904fa6..7261bb5 100644
--- a/.github/workflows/ffmpeg.yml
+++ b/.github/workflows/ffmpeg.yml
@@ -400,6 +400,109 @@ jobs:
         name: libfdkaac
         path: dist/libfdkaac.tgz
 
+  libx265-12:
+    if: ${{false}}
+    runs-on: windows-2019
+    steps:
+    - name: Set up MSBuild
+      uses: microsoft/setup-msbuild@v1.1
+    - name: Set up NASM
+      uses: ilammy/setup-nasm@v1.2.1
+    - name: Checkout X265
+      shell: cmd
+      run: |
+        git config --global core.autocrlf false
+        git config --global core.eol lf
+        git clone -b Release_3.5 https://github.com/videolan/x265.git x265
+    - name: Build X265 (12 bit)
+      shell: cmd
+      run: |
+        call "${{ env.vsPath }}VC\Auxiliary\Build\vcvars64.bat"
+        md build dist
+        cd x265/build/vc15-x86_64
+        md work
+        cd work
+        cmake -G "Visual Studio 16 2019" ..\..\..\source -DHIGH_BIT_DEPTH=ON -DEXPORT_C_API=OFF -DENABLE_SHARED=OFF -DENABLE_CLI=OFF -DMAIN12=ON
+        MSBuild.exe /property:Configuration="${{ env.winConfig }}" x265-static.vcxproj
+        move ${{ env.winConfig }}\x265-static.lib ..\..\..\..\dist\x265_12bit.lib
+    - name: Publish artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: x265_12bit
+        path: dist/x265_12bit.lib
+
+  libx265-10:
+    if: ${{false}}
+    runs-on: windows-2019
+    steps:
+    - name: Set up MSBuild
+      uses: microsoft/setup-msbuild@v1.1
+    - name: Set up NASM
+      uses: ilammy/setup-nasm@v1.2.1
+    - name: Checkout X265
+      shell: cmd
+      run: |
+        git config --global core.autocrlf false
+        git config --global core.eol lf
+        git clone -b Release_3.5 https://github.com/videolan/x265.git x265
+    - name: Build X265 (10 bit)
+      shell: cmd
+      run: |
+        call "${{ env.vsPath }}VC\Auxiliary\Build\vcvars64.bat"
+        md build dist
+        cd x265/build/vc15-x86_64
+        md work
+        cd work
+        cmake -G "Visual Studio 16 2019" ..\..\..\source -DHIGH_BIT_DEPTH=ON -DEXPORT_C_API=OFF -DENABLE_SHARED=OFF -DENABLE_CLI=OFF
+        MSBuild.exe /property:Configuration="${{ env.winConfig }}" x265-static.vcxproj
+        move ${{ env.winConfig }}\x265-static.lib ..\..\..\..\dist\x265_10bit.lib
+    - name: Publish artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: x265_10bit
+        path: dist/x265_10bit.lib
+
+  libx265:
+    if: ${{false}}
+    runs-on: windows-2019
+    needs: [libx265-12,libx265-10]
+    steps:
+    - name: Set up MSBuild
+      uses: microsoft/setup-msbuild@v1.1
+    - name: Set up NASM
+      uses: ilammy/setup-nasm@v1.2.1
+    - name: Checkout X265
+      shell: cmd
+      run: |
+        git config --global core.autocrlf false
+        git config --global core.eol lf
+        git clone -b Release_3.5 https://github.com/videolan/x265.git x265
+    - name: Set up dependant libs
+      uses: actions/download-artifact@v3
+      with:
+        path: build
+    - name: Build X265
+      shell: cmd
+      run: |
+        call "${{ env.vsPath }}VC\Auxiliary\Build\vcvars64.bat"
+        md dist
+        cd x265/build/vc15-x86_64
+        md work
+        cd work
+        cmake -G "Visual Studio 16 2019" ..\..\..\source -DCMAKE_INSTALL_PREFIX=..\..\..\..\build -DENABLE_SHARED=OFF -DENABLE_CLI=OFF -DEXTRA_LIB="libx265_10bit.lib;libx265_12bit.lib" -DLINKED_10BIT=ON -DLINKED_12BIT=ON
+        MSBuild.exe /property:Configuration="${{ env.winConfig }}" x265-static.vcxproj
+        LIB.EXE /ignore:4006 /ignore:4221 /OUT:..\..\..\..\dist\x265.lib ${{ env.winConfig }}\x265-static.lib ..\..\..\..\build\libx265_10bit.lib ..\..\..\..\build\libx265_12bit.lib
+        cp x265.pc ..\..\..\..\build\lib\pkgconfig\x265.pc
+        cp x265_config.h ..\..\..\..\build\include
+        cp ..\..\..\source\x265.h ..\..\..\..\build\lib\include
+        cd ..\..\..\..\build
+        rem tgz
+    - name: Publish artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: x265_10bit
+        path: dist/x265_10bit.lib
+
   ffmpeg:
     runs-on: windows-2019
     needs: [libopus,libvpl,libsvtav1,libsnappy,libvpx,libmp3lame,libzimg,liboggvorbis,libx264,libfdkaac]