WIP: automatically build libsndfile 1.1.0 on the CI with MP3 support

.github/workflows/build-libs.yml

@@ -0,0 +1,51 @@
+name: Compile Libraries (macOS/Intel)
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  build-libs:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: ["macos-11"]
+      fail-fast: true
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Compile library
+        run: ./mac_build.sh
+      - uses: actions/upload-artifact@v2
+        with:
+          name: lib
+          path: "libsndfile.dylib"
+          retention-days: 7
+          if-no-files-found: error
+
+  build-libs-windows:
+    runs-on: windows-2019
+    strategy:
+      matrix:
+        include:
+        - triplet: "x64-windows-custom"
+          libname: "libsndfile_x64.dll"
+        - triplet: "x86-windows-custom"
+          libname: "libsndfile_x86.dll"
+      fail-fast: true
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Update VCPKG
+        run: "vcpkg update"
+      - name: Build library
+        run: "vcpkg install libsndfile:${{ matrix.triplet }} --overlay-triplets=triplets"
+      - name: Copy library
+        run: "Copy-Item c:/vcpkg/installed/${{ matrix.triplet }}/bin/sndfile.dll -Destination ${{ matrix.libname }}"
+      - uses: actions/upload-artifact@v2
+        with:
+          name: lib
+          path: ${{ matrix.libname }}
+          retention-days: 7
+          if-no-files-found: error

README.md

@@ -2,9 +2,13 @@ libsndfile binaries
 ===================
 
 This repository provides pre-compiled dynamic libraries for
-[libsndfile](http://www.mega-nerd.com/libsndfile/).
-The files have no dependencies on other libraries, support for
-[FLAC](https://xiph.org/flac/) and [Ogg Vorbis](http://xiph.org/vorbis/)
+[libsndfile](http://www.mega-nerd.com/libsndfile/). The files have no
+dependencies on other libraries, support for
+[FLAC](https://xiph.org/flac/) and 
+[Ogg Vorbis](http://xiph.org/vorbis/) and 
+[Opus](https://opus-codec.org/) and 
+MP3[encoding](https://lame.sourceforge.io/)/
+[decoding](https://mpg123.org/)
 is built-in statically.
 
 
@@ -27,8 +31,9 @@ Edit the versions of required libraries in the `mac_build.sh` file
     VORBISNAME=libvorbis-1.3.7
     FLACNAME=flac-1.3.3
     OPUSNAME=opus-1.3.1
-    SNDFILE_VERSION=1.0.31
-
+    MPG123VERSION=1.29.3
+    LAMEVERSION=3.100
+    SNDFILE_VERSION=1.1.0
 
 Run the script to build `libsndfile.dylib`
 
@@ -44,3 +49,7 @@ Copyright
 * Ogg Vorbis by Xiph.Org Foundation, 3-clause BSD License.
 
 * Opus by Xiph.Org Foundation and Broadcom and Microsoft, 3-clause BSD License.
+
+* Mpg123 by Michael Hipp and others, LGPL v2.1 License.
+
+* Lame by Mike Cheng, Mark Taylor, and The LAME Project, LGP v2 License.

mac_build.sh

@@ -2,7 +2,9 @@ OGGVERSION=1.3.5
 VORBISVERSION=1.3.7
 FLACVERSION=1.3.3
 OPUSVERSION=1.3.1
-SNDFILE_VERSION=1.0.31
+MPG123VERSION=1.30.2
+LAMEVERSION=3.100
+SNDFILE_VERSION=1.1.0
 
 JOBS=8
 SNDFILENAME=libsndfile-$SNDFILE_VERSION
@@ -48,6 +50,24 @@ cd opus-$OPUSVERSION
 make -j$JOBS
 cd ..
 
+# mpg123
+
+curl -LO https://sourceforge.net/projects/mpg123/files/mpg123/$MPG123VERSION/mpg123-$MPG123VERSION.tar.bz2
+tar zxvf mpg123-$MPG123VERSION.tar.bz2
+cd mpg123-$MPG123VERSION
+./configure --enable-static --disable-shared
+make -j$JOBS
+cd ..
+
+# liblame
+
+curl -LO https://sourceforge.net/projects/lame/files/lame/$LAMEVERSION/lame-$LAMEVERSION.tar.gz
+tar zxvf lame-$LAMEVERSION.tar.gz
+cd lame-$LAMEVERSION
+./configure --enable-static --disable-shared
+make -j$JOBS
+cd ..
+
 # libsndfile
 
 export FLAC_CFLAGS="-I$(pwd)/flac-$FLACVERSION/include"
@@ -60,11 +80,15 @@ export VORBISENC_CFLAGS="-I$(pwd)/libvorbis-$VORBISVERSION/include"
 export VORBISENC_LIBS="$(pwd)/libvorbis-$VORBISVERSION/lib/libvorbisenc.la"
 export OPUS_CFLAGS="-I$(pwd)/opus-$OPUSVERSION/include"
 export OPUS_LIBS="$(pwd)/opus-$OPUSVERSION/libopus.la"
+export LAME_CFLAGS="-I$(pwd)/lame-$LAMEVERSION/include"
+export LAME_LIBS="$(pwd)/lame-$LAMEVERSION/libmp3lame/.libs/libmp3lame.la"
+export MPG123_CFLAGS="-I$(pwd)/mpg123-$MPG123VERSION/src/libmpg123 $LAME_CFLAGS"
+export MPG123_LIBS="$(pwd)/mpg123-$MPG123VERSION/src/libmpg123/libmpg123.la $LAME_LIBS"
 
-curl -LO https://github.com/libsndfile/libsndfile/releases/download/$SNDFILE_VERSION/$SNDFILENAME.tar.bz2
-tar jxvf $SNDFILENAME.tar.bz2
+curl -LO https://github.com/libsndfile/libsndfile/releases/download/$SNDFILE_VERSION/libsndfile-$SNDFILE_VERSION.tar.xz
+tar jxvf libsndfile-$SNDFILE_VERSION.tar.xz
 cd $SNDFILENAME
-./configure --disable-static --disable-sqlite --disable-alsa --enable-werror
+./configure --disable-static --disable-sqlite --disable-alsa
 make -j$JOBS
 cd ..
 

triplets/README.md

@@ -0,0 +1,4 @@
+Custom triplets for Vcpkg.
+
+https://vcpkg.readthedocs.io/en/latest/users/triplets/
+https://vcpkg.readthedocs.io/en/latest/examples/overlay-triplets-linux-dynamic/

triplets/x64-windows-custom.cmake

@@ -0,0 +1,9 @@
+set(VCPKG_TARGET_ARCHITECTURE x64)
+set(VCPKG_CRT_LINKAGE dynamic)  # Runtime always dynamically linked.
+set(VCPKG_LIBRARY_LINKAGE static)  # Libs are static by default.
+set(VCPKG_PLATFORM_TOOLSET v140)  # Enforce v140 toolset.
+set(VCPKG_BUILD_TYPE release)  # Skip debug builds.
+
+if (PORT STREQUAL libsndfile)  # Only libsndfile is dynamic.
+	set(VCPKG_LIBRARY_LINKAGE dynamic)
+endif()

triplets/x86-windows-custom.cmake

@@ -0,0 +1,9 @@
+set(VCPKG_TARGET_ARCHITECTURE x86)
+set(VCPKG_CRT_LINKAGE dynamic)
+set(VCPKG_LIBRARY_LINKAGE static)
+set(VCPKG_PLATFORM_TOOLSET v140)
+set(VCPKG_BUILD_TYPE release)
+
+if (PORT STREQUAL libsndfile)
+	set(VCPKG_LIBRARY_LINKAGE dynamic)
+endif()