Add WavPack build scripts

.github/workflows/main.yml

@@ -8,7 +8,7 @@ on:
     branches: [ n4.3.1-wasm ]
 
 env:
-  EM_VERSION: 1.39.18
+  EM_VERSION: 2.0.8
   EM_CACHE_FOLDER: 'emsdk-cache'
 
 jobs:
@@ -22,6 +22,9 @@ jobs:
         shell: bash
         run: |
           bash build-with-docker.sh
+      - name: Run Tests
+        run: |
+          cd wasm && npm install && npm test
       - uses: actions/upload-artifact@master
         with:
           name: ffmpeg-core-linux

README.md

@@ -26,7 +26,16 @@ If nothing goes wrong, you can find JavaScript files in `wasm/dist`.
 
 ## Configuration
 
+#### Base
+
 - Emscripten: 2.0.8
 - FFmpeg: 4.3.1
-- x264: 0.160.x
-- libvpx: 1.9.0
+
+#### Video
+
+- x264 (mp4): 0.160.x
+- libvpx (webm): 1.9.0
+
+#### Audio
+
+- wavpack (wav): 5.3.0

build.sh

@@ -6,12 +6,16 @@ SCRIPT_ROOT=$(dirname $0)/wasm/build-scripts
 
 # verify Emscripten version
 emcc -v
+# install dependencies
+$SCRIPT_ROOT/install-deps.sh
 # build x264
 $SCRIPT_ROOT/build-x264.sh
 # build x265 (WIP)
 # $SCRIPT_ROOT/build-x265.sh
 # build libvpx
 $SCRIPT_ROOT/build-libvpx.sh
+# build WavPack
+$SCRIPT_ROOT/build-wavpack.sh
 # configure FFmpeg with Emscripten
 $SCRIPT_ROOT/configure-ffmpeg.sh
 # build ffmpeg.wasm core

wasm/build-scripts/build-ffmpeg.sh

@@ -9,7 +9,7 @@ FLAGS=(
   -I. -I./fftools -I$BUILD_DIR/include
   -Llibavcodec -Llibavdevice -Llibavfilter -Llibavformat -Llibavresample -Llibavutil -Llibpostproc -Llibswscale -Llibswresample -L$BUILD_DIR/lib
   -Wno-deprecated-declarations -Wno-pointer-sign -Wno-implicit-int-float-conversion -Wno-switch -Wno-parentheses -Qunused-arguments
-  -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lpostproc -lm -lx264 -lvpx -pthread
+  -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lpostproc -lm -lx264 -lvpx -lwavpack -pthread
   fftools/ffmpeg_opt.c fftools/ffmpeg_filter.c fftools/ffmpeg_hw.c fftools/cmdutils.c fftools/ffmpeg.c
   -o wasm/dist/ffmpeg-core.js
   -s USE_SDL=2                                  # use SDL2

wasm/build-scripts/build-wavpack.sh

+#!/bin/bash
+
+set -euo pipefail
+source $(dirname $0)/var.sh
+
+LIB_PATH=third_party/WavPack
+FLAGS="-s USE_PTHREADS=1 $OPTIM_FLAGS"
+CONF_FLAGS=(
+  --prefix=$BUILD_DIR                                  # install library in a build directory for FFmpeg to include
+  --host=x86-linux-gnu
+  --disable-asm                                        # disable asm optimization
+  --disable-man
+  --disable-tests
+  --disable-apps
+  --disable-dsd
+  --enable-legacy
+  --disable-shared                                     # enable building static library
+)
+echo "CONF_FLAGS=${CONF_FLAGS[@]}"
+(cd $LIB_PATH && CFLAGS=$FLAGS emconfigure ./autogen.sh "${CONF_FLAGS[@]}")
+emmake make -C $LIB_PATH clean
+emmake make -C $LIB_PATH install -j

wasm/build-scripts/install-deps.sh

+#!/bin/bash
+
+missingCmds=()
+
+for cmd in autoconf libtool
+do
+  if ! command -v $cmd &> /dev/null
+  then
+    missingCmds+=("$cmd")
+  fi
+done
+
+if [ ${#missingCmds[@]} -ne 0 ];
+then
+  echo "Install missing dependencies"
+  apt-get update
+  apt-get install -y ${missingCmds[@]}
+fi

wasm/build-scripts/var.sh

@@ -44,6 +44,7 @@ FFMPEG_CONFIG_FLAGS_BASE=(
   --enable-gpl            # required by x264
   --enable-libx264        # enable x264
   --enable-libvpx         # enable libvpx / webm
+  --enable-libwavpack     # enable libwavpack
   --disable-debug         # disable debug info, required by closure
   --disable-runtime-cpudetect   # disable runtime cpu detect
   --disable-autodetect    # disable external libraries auto detect