Provision FFmpeg library for Android

Pick-to: 6.4 6.5
Fixes: QTBUG-100474
Change-Id: I5cc6f645bd020628bc6a77d4a5d42575f4fcf979
Reviewed-by: Lars Knoll <lars@knoll.priv.no>

2 files changed, 111 insertions, 8 deletions

diff --git a/coin/provisioning/common/unix/install-ffmpeg.sh b/coin/provisioning/common/unix/install-ffmpeg.sh
index cfba1df3..dffd4fc7 100755
--- a/coin/provisioning/common/unix/install-ffmpeg.sh
+++ b/coin/provisioning/common/unix/install-ffmpeg.sh
@@ -48,34 +48,100 @@ source "${BASH_SOURCE%/*}/../unix/InstallFromCompressedFileFromURL.sh"
 # shellcheck source=../unix/SetEnvVar.sh
 source "${BASH_SOURCE%/*}/../unix/SetEnvVar.sh"
 
-version="n5.0"
-ffmpeg_name="FFmpeg-$version"
+function SourceEnvVar {
+    echo "Source environment variables file"
+    if [ uname -a | grep -q "Ubuntu" ];
+    then
+        if [ lsb_release -a | grep "Ubuntu 22.04" ];
+        then source ~/.bashrc
+        else source ~/.profile
+        fi
+    else
+        source ~/.bashrc
+        source ~/.zshrc
+    fi
+}
 
-url_cached="http://ci-files01-hki.intra.qt.io/input/ffmpeg/$version.tar.gz"
+if [ "$os" == "android" ];
+then
+version="f0d2ed135c3602670b56a95e0346487730317407"
+url_public="https://github.com/FFmpeg/FFmpeg/archive/$version.tar.gz"
+sha1="a429060d07b6d84c849a68741f816a7e91447d12"
+else
+version="n5.0"
 url_public="https://github.com/FFmpeg/FFmpeg/archive/refs/tags/$version.tar.gz"
 sha1="1a979876463fd81e481d53ceb3cc117f0fce8521"
+fi
+
+url_cached="http://ci-files01-hki.intra.qt.io/input/ffmpeg/$version.tar.gz"
+ffmpeg_name="FFmpeg-$version"
 
 target_dir="$HOME"
 app_prefix=""
+ffmpeg_source_dir="$target_dir/$ffmpeg_name"
 
-InstallFromCompressedFileFromURL "$url_cached" "$url_public" "$sha1" "$target_dir" "$app_prefix"
+if [ ! -d "$ffmpeg_source_dir" ];
+then
+   InstallFromCompressedFileFromURL "$url_cached" "$url_public" "$sha1" "$target_dir" "$app_prefix"
+fi
 
 ffmpeg_config_options=$(cat "${BASH_SOURCE%/*}/../shared/ffmpeg_config_options.txt")
-ffmpeg_source_dir="$target_dir/$ffmpeg_name"
+
 
 build_ffmpeg() {
   local arch="$1"
+  local prefix="$2"
   local build_dir="$ffmpeg_source_dir/build/$arch"
   mkdir -p "$build_dir"
   pushd "$build_dir"
+
+  if [ -z  "$prefix" ]
+  then prefix="/usr/local/$ffmpeg_name"
+  fi
+
+  # android configures its own toolchain, it does not use the system clang
+  if [ -n "$arch" ] && [ "$os" != "android" ]
+  then cc="clang -arch $arch"
+  fi
+
   if [ -n "$arch" ]
-  then $ffmpeg_source_dir/configure $ffmpeg_config_options --prefix="/usr/local/$ffmpeg_name" --enable-cross-compile --arch=$arch --cc="clang -arch $arch"
-  else $ffmpeg_source_dir/configure $ffmpeg_config_options --prefix="/usr/local/$ffmpeg_name"
+  then $ffmpeg_source_dir/configure $ffmpeg_config_options --prefix="$prefix" --enable-cross-compile --arch=$arch --cc="$cc"
+  else $ffmpeg_source_dir/configure $ffmpeg_config_options --prefix="$prefix"
   fi
   make install DESTDIR=$build_dir/installed -j4
   popd
 }
 
+build_ffmpeg_android() {
+  SourceEnvVar
+  target_arch=$1
+  target_dir=$2
+
+  if [ "$target_arch" == "x86_64" ];
+  then
+    #emulador on CI is x86_64
+    target_toolchain_arch="x86_64-linux-android"
+    target_arch=x86_64
+    target_cpu=x86_64
+  else
+    #emulador on CI is x86
+    target_toolchain_arch="i686-linux-android"
+    target_arch=x86
+    target_cpu=i686
+  fi
+
+  api_version=24
+
+  toolchain=${ANDROID_NDK_ROOT_DEFAULT}/toolchains/llvm/prebuilt/${ANDROID_NDK_HOST}
+  toolchain_bin=${toolchain}/bin
+  sysroot=${toolchain}/sysroot
+  cxx=${toolchain_bin}/${target_toolchain_arch}${api_version}-clang++
+  cc=${toolchain_bin}/${target_toolchain_arch}${api_version}-clang
+
+  ffmpeg_config_options+=" --disable-vulkan --target-os=android --enable-jni --enable-mediacodec --enable-pthreads --enable-neon --disable-asm --cpu=${target_cpu} --disable-indev=android_camera --sysroot=${sysroot} --sysinclude=${sysroot}/usr/include/ --cc=${cc} --cxx=${cxx}"
+  build_ffmpeg ${target_arch} ${target_dir}
+}
+
 if [ "$os" == "linux" ]; then
   if [ -f /etc/redhat-release ]
   then sudo yum -y install yasm
@@ -83,12 +149,14 @@ if [ "$os" == "linux" ]; then
   fi
   build_ffmpeg
   sudo mv "$ffmpeg_source_dir/build/installed/usr/local/$ffmpeg_name" "/usr/local"
+  SetEnvVar "FFMPEG_DIR" "/usr/local/$ffmpeg_name"
 
 elif [ "$os" == "macos" ]; then
   brew install yasm
   export MACOSX_DEPLOYMENT_TARGET=11
   build_ffmpeg
   sudo mv "$ffmpeg_source_dir/build/installed/usr/local/$ffmpeg_name" "/usr/local"
+  SetEnvVar "FFMPEG_DIR" "/usr/local/$ffmpeg_name"
 
 elif [ "$os" == "macos-universal" ]; then
   brew install yasm
@@ -97,6 +165,40 @@ elif [ "$os" == "macos-universal" ]; then
   build_ffmpeg "x86_64"
 
   sudo "${BASH_SOURCE%/*}/../macos/makeuniversal.sh" "$ffmpeg_source_dir/build/arm64/installed" "$ffmpeg_source_dir/build/x86_64/installed"
+  SetEnvVar "FFMPEG_DIR" "/usr/local/$ffmpeg_name"
+
+elif  [ "$os" == "android" ]; then
+
+  SourceEnvVar
+
+  url_cached=""
+  url_public=""
+  sha1=""
+
+  #get emulator target arch
+  if [ "$ANDROID_EMULATOR" == *"x86_64"* ];
+  then
+    target_arch=x86_64
+    sha1="0241fd483c16f4ce53206b911214b06854cdef9d"
+    url_cached="http://ci-files01-hki.intra.qt.io/input/ffmpeg/android-ffmpeg-x86_64.zip"
+  else
+    target_arch=x86
+    url_cached="http://ci-files01-hki.intra.qt.io/input/ffmpeg/android-ffmpeg-x86.zip"
+    sha1="8b254e31411a350edb581bb30e31401866abbe7d"
+  fi
+
+  target_dir="/opt/android/$ffmpeg_name"
+  app_prefix=""
+
+  #try install a pre-build
+  InstallFromCompressedFileFromURL "$url_cached" "$url_public" "$sha1" "$target_dir" "$app_prefix"
+
+  #if could not install pre-build, build it
+  if [ ! -d "$target_dir" ];
+  then build_ffmpeg_android "$target_arch" "$target_dir"
+  fi
+
+  #set the var to use in yaml
+  SetEnvVar "FFMPEG_DIR_ANDROID" "$target_dir"
 fi
 
-SetEnvVar "FFMPEG_DIR" "/usr/local/$ffmpeg_name"
diff --git a/coin/provisioning/qtci-linux-RHEL-8.4-x86_64/90-install-ffmpeg.sh b/coin/provisioning/qtci-linux-RHEL-8.4-x86_64/90-install-ffmpeg.sh
index 61da9b7b..280b2870 100644..100755
--- a/coin/provisioning/qtci-linux-RHEL-8.4-x86_64/90-install-ffmpeg.sh
+++ b/coin/provisioning/qtci-linux-RHEL-8.4-x86_64/90-install-ffmpeg.sh
@@ -1,3 +1,4 @@
 #!/usr/bin/env bash
 
 source "${BASH_SOURCE%/*}/../common/unix/install-ffmpeg.sh" "linux"
+source "${BASH_SOURCE%/*}/../common/unix/install-ffmpeg.sh" "android"