digikam: add video support through libqtav (#24866)

* libqtav: init at unstable-2017-03-30

* digikam: add video support through `libqtav` dependency

Issue #24426.

1 files changed, 63 insertions, 0 deletions

diff --git a/pkgs/development/libraries/libqtav/default.nix b/pkgs/development/libraries/libqtav/default.nix
new file mode 100644
index 000000000000..7b421f4ca365
--- /dev/null
+++ b/pkgs/development/libraries/libqtav/default.nix
@@ -0,0 +1,63 @@
+{ stdenv, lib, fetchFromGitHub, extra-cmake-modules, makeQtWrapper
+, qtbase, qtmultimedia, qtquick1, qttools
+, mesa, libX11
+, libass, openal, ffmpeg, libuchardet
+, alsaLib, libpulseaudio, libva
+}:
+
+with stdenv.lib;
+
+stdenv.mkDerivation rec {
+  name = "libqtav-${version}";
+
+  # Awaiting upcoming `v1.12.0` release. `v1.11.0` is not supporting cmake which is the
+  # the reason behind taking an unstable git rev. 
+  version = "unstable-2017-03-30";
+
+  nativeBuildInputs = [ extra-cmake-modules makeQtWrapper qttools ];
+  buildInputs = [ 
+    qtbase qtmultimedia qtquick1
+    mesa libX11
+    libass openal ffmpeg libuchardet
+    alsaLib libpulseaudio libva
+  ];
+
+  src = fetchFromGitHub {
+    sha256 = "1xw0ynm9w501651rna3ppf8p336ag1p60i9dxhghzm543l7as93v";
+    rev = "4b4ae3b470b2fcbbcf1b541c2537fb270ee0bcfa";
+    repo = "QtAV";
+    owner = "wang-bin";
+    fetchSubmodules = true;
+  };
+
+  patchPhase = ''
+    sed -i -e 's#CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT#TRUE#g' ./CMakeLists.txt
+    sed -i -e 's#DESTINATION ''${QT_INSTALL_LIBS}/cmake#DESTINATION ''${QTAV_INSTALL_LIBS}/cmake#g' ./CMakeLists.txt
+  '';
+
+  # Make sure libqtav finds its libGL dependancy at both link and run time
+  # by adding mesa to rpath. Not sure why it wasn't done automatically like
+  # the other libraries as `mesa` is part of our `buildInputs`.
+  NIX_CFLAGS_LINK = [ "-Wl,-rpath,${mesa}/lib"];
+
+  preFixup = ''
+    mkdir -p "$out/bin"
+    cp -a "./bin/"* "$out/bin"
+  '';
+
+  postFixup = ''
+    for i in `find $out/bin -maxdepth 1 -xtype f -executable`; do
+      wrapQtProgram "$i"
+    done
+  '';
+
+  meta = {
+    description = "A multimedia playback framework based on Qt + FFmpeg.";
+    #license = licenses.lgpl21; # For the libraries / headers only.
+    license = licenses.gpl3; # With the examples (under bin) and most likely some of the optional dependencies used.
+    homepage = http://www.qtav.org/;
+    maintainers = [ maintainers.jraygauthier ];
+    platforms = platforms.linux;
+  };
+}
+