Add essentia-git

Adjustments compared to the AUR version:

* Add support for more architectures
* Shorten description
* Fix formatting (standard for PKGBUILDs is 2 spaces)
* Use makeflags
* Build as shared library

essentia/git/0001-Allow-to-skip-adding-debug-optimization-flags.patch

@@ -0,0 +1,38 @@
+From 26fcda33ac3864d2d5c9f307708881018f6b5c78 Mon Sep 17 00:00:00 2001
+From: Martchus <martchus@gmx.net>
+Date: Wed, 19 Dec 2018 10:28:03 +0100
+Subject: [PATCH 1/2] Allow to skip adding debug/optimization flags
+
+---
+ wscript | 7 +++++--
+ 1 file changed, 5 insertions(+), 2 deletions(-)
+
+diff --git a/wscript b/wscript
+index 3916036b..4be3812c 100644
+--- a/wscript
++++ b/wscript
+@@ -44,7 +44,7 @@ def options(ctx):
+ 
+     ctx.add_option('--mode', action='store',
+                    dest='MODE', default="release",
+-                   help='debug or release')
++                   help='debug, release or default')
+ 
+     ctx.add_option('--std', action='store',
+                    dest='STD', default='c++11',
+@@ -140,8 +140,11 @@ def configure(ctx):
+         print ('→ Building in release mode')
+         ctx.env.CXXFLAGS += ['-O2']  # '-march=native' ] # '-msse3', '-mfpmath=sse' ]
+ 
++    elif ctx.options.MODE == 'default':
++        pass
++
+     else:
+-        raise ValueError('mode should be either "debug" or "release"')
++        raise ValueError('mode should be either "debug" or "release" or "default"')
+ 
+     if not ctx.options.CROSS_COMPILE_MINGW32 and sys.platform != 'win32':
+         # required if we want to use libessentia.a to be linked in the python bindings
+-- 
+2.20.1
+

essentia/git/0002-Allow-to-skip-msse-flags.patch

@@ -0,0 +1,45 @@
+From 7a4520834d8a6dc69a54daef0bef3590e71681e3 Mon Sep 17 00:00:00 2001
+From: Martchus <martchus@gmx.net>
+Date: Wed, 19 Dec 2018 10:28:23 +0100
+Subject: [PATCH 2/2] Allow to skip msse flags
+
+This makes sense when building for other platforms
+than x86.
+---
+ wscript | 6 ++++++
+ 1 file changed, 6 insertions(+)
+
+diff --git a/wscript b/wscript
+index 4be3812c..3b7c1e7e 100644
+--- a/wscript
++++ b/wscript
+@@ -54,6 +54,10 @@ def options(ctx):
+                    dest='ARCH', default="x64",
+                    help='Target architecture when compiling on OSX: i386, x64 or FAT')
+ 
++    ctx.add_option('--no-msse', action='store_true',
++                   dest='NO_MSSE', default=False,
++                   help='never add compiler flags for msse')
++
+     ctx.add_option('--cross-compile-mingw32', action='store_true',
+                    dest='CROSS_COMPILE_MINGW32', default=False,
+                    help='cross-compile for windows using mingw32 on linux')
+@@ -95,6 +99,7 @@ def configure(ctx):
+     ctx.env.ALGOINCLUDE          = []
+     ctx.env.INCLUDE_ALGOS        = ctx.options.INCLUDE_ALGOS
+     ctx.env.FFT                  = ctx.options.FFT
++    ctx.env.NO_MSSE              = ctx.options.NO_MSSE
+ 
+ 
+     if ctx.options.CROSS_COMPILE_MINGW32:
+@@ -126,6 +131,7 @@ def configure(ctx):
+     if (not ctx.options.EMSCRIPTEN and 
+         not ctx.options.CROSS_COMPILE_ANDROID and 
+         not ctx.options.CROSS_COMPILE_IOS and
++        not ctx.options.NO_MSSE and
+         sys.platform != 'win32'):
+         ctx.env.CXXFLAGS += ['-msse', '-msse2', '-mfpmath=sse']
+ 
+-- 
+2.20.1
+

essentia/git/PKGBUILD

@@ -0,0 +1,62 @@
+# Maintainer: Eugene Cherny <iam@oscii.ru>
+# Contributor: Martchus <martchus@gmx.net>
+
+pkgname=essentia-git
+pkgrel=1
+pkgver=r1956.c5ea2738
+pkgdesc='Library and tools for audio and music analysis, description and synthesis'
+arch=('i686' 'x86_64' 'armv6h' 'armv7h' 'aarch64')
+url="http://essentia.upf.edu/documentation/"
+license=('AGPL')
+makedepends=('git' 'python' 'glibc')
+depends=('fftw' 'ffmpeg' 'libsamplerate' 'taglib' 'libyaml'
+         'python' 'python-numpy' 'python-yaml' 'chromaprint')
+provides=('essentia')
+conflicts=('essentia' 'essentia-acousticbrainz'
+           'lib32-essentia-acousticbrainz')
+source=('git+https://github.com/MTG/essentia.git#branch=master'
+        '0001-Allow-to-skip-adding-debug-optimization-flags.patch'
+        '0002-Allow-to-skip-msse-flags.patch')
+sha256sums=('SKIP'
+            '25e29d35bee35a6229ed6e0736503ca8aefca13d022e3be4a9798342d01b2943'
+            'b715673958026bc26e459c0dba4adc18fd287f095fa1afc2a6e880d4f4c17102')
+
+pkgver() {
+  cd "$srcdir/essentia"
+  printf "r%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
+}
+
+prepare() {
+  cd "$srcdir/essentia"
+  patch -p1 -i ../0001-Allow-to-skip-adding-debug-optimization-flags.patch
+  patch -p1 -i ../0002-Allow-to-skip-msse-flags.patch
+}
+
+build() {
+  cd "$srcdir/essentia"
+
+  local platform_flags=
+  [[ $CARCH != x86_64 ]] && [[ $CARCH != i686 ]] && \
+    platform_flags+='--no-msse'
+
+  ./waf configure \
+    --mode=default \
+    --with-cpptests \
+    --with-examples \
+    --with-python \
+    --python=$(which python) \
+    $platform_flags \
+    --prefix="$pkgdir/usr"
+  ./waf $MAKEFLAGS
+}
+
+#check() {
+#  cd "$srcdir/$pkgname"
+#  ./waf run_tests
+#  ./waf run_python_tests
+#}
+
+package() {
+  cd "$srcdir/essentia"
+  ./waf install
+}