tjh.dev
1{
2 config,
3 lib,
4 stdenv,
5 fetchFromGitHub,
6 cmake,
7 pkg-config,
8 which,
9 ffmpeg,
10 fftw,
11 frei0r,
12 libdv,
13 libjack2,
14 libsamplerate,
15 libvorbis,
16 libxml2,
17 libX11,
18 makeWrapper,
19 movit,
20 opencv4,
21 rtaudio,
22 rubberband,
23 sox,
24 vid-stab,
25 cudaSupport ? config.cudaSupport,
26 cudaPackages ? { },
27 enableJackrack ? stdenv.hostPlatform.isLinux,
28 glib,
29 ladspa-sdk,
30 ladspaPlugins,
31 enablePython ? false,
32 python3,
33 swig,
34 qt ? null,
35 enableSDL2 ? true,
36 SDL2,
37 gitUpdater,
38 libarchive,
39}:
40
41stdenv.mkDerivation rec {
42 pname = "mlt";
43 version = "7.30.0";
44
45 src = fetchFromGitHub {
46 owner = "mltframework";
47 repo = "mlt";
48 rev = "v${version}";
49 hash = "sha256-z1bW+hcVeMeibC1PUS5XNpbkNB+75YLoOWZC2zuDol4=";
50 # The submodule contains glaxnimate code, since MLT uses internally some functions defined in glaxnimate.
51 # Since glaxnimate is not available as a library upstream, we cannot remove for now this dependency on
52 # submodules until upstream exports glaxnimate as a library: https://gitlab.com/mattbas/glaxnimate/-/issues/545
53 fetchSubmodules = true;
54 };
55
56 nativeBuildInputs = [
57 cmake
58 pkg-config
59 which
60 makeWrapper
61 ]
62 ++ lib.optionals cudaSupport [
63 cudaPackages.cuda_nvcc
64 ]
65 ++ lib.optionals enablePython [
66 python3
67 swig
68 ]
69 ++ lib.optionals (qt != null) [
70 qt.wrapQtAppsHook
71 ];
72
73 buildInputs = [
74 (opencv4.override { inherit ffmpeg; })
75 ffmpeg
76 fftw
77 frei0r
78 libdv
79 libjack2
80 libsamplerate
81 libvorbis
82 libxml2
83 movit
84 rtaudio
85 rubberband
86 sox
87 vid-stab
88 ]
89 ++ lib.optionals cudaSupport [
90 cudaPackages.cuda_cudart
91 ]
92 ++ lib.optionals enableJackrack [
93 glib
94 ladspa-sdk
95 ladspaPlugins
96 ]
97 ++ lib.optionals (qt != null) [
98 qt.qtbase
99 qt.qtsvg
100 (qt.qt5compat or null)
101 libarchive
102 ]
103 ++ lib.optionals enableSDL2 [
104 SDL2
105 libX11
106 ];
107
108 outputs = [
109 "out"
110 "dev"
111 ];
112
113 cmakeFlags = [
114 # RPATH of binary /nix/store/.../bin/... contains a forbidden reference to /build/
115 "-DCMAKE_SKIP_BUILD_RPATH=ON"
116 "-DMOD_OPENCV=ON"
117 ]
118 ++ lib.optionals enablePython [
119 "-DSWIG_PYTHON=ON"
120 ]
121 ++ lib.optionals (qt != null) [
122 "-DMOD_QT${lib.versions.major qt.qtbase.version}=ON"
123 "-DMOD_GLAXNIMATE${if lib.versions.major qt.qtbase.version == "5" then "" else "_QT6"}=ON"
124 ];
125
126 preFixup = ''
127 wrapProgram $out/bin/melt \
128 --prefix FREI0R_PATH : ${frei0r}/lib/frei0r-1 \
129 ${lib.optionalString enableJackrack "--prefix LADSPA_PATH : ${ladspaPlugins}/lib/ladspa"} \
130 ${lib.optionalString (qt != null) "\${qtWrapperArgs[@]}"}
131
132 '';
133
134 postFixup = ''
135 substituteInPlace "$dev"/lib/pkgconfig/mlt-framework-7.pc \
136 --replace '=''${prefix}//' '=/'
137 '';
138
139 passthru = {
140 inherit ffmpeg;
141 };
142
143 passthru.updateScript = gitUpdater {
144 rev-prefix = "v";
145 };
146
147 meta = with lib; {
148 description = "Open source multimedia framework, designed for television broadcasting";
149 homepage = "https://www.mltframework.org/";
150 license = with licenses; [
151 lgpl21Plus
152 gpl2Plus
153 ];
154 maintainers = [ ];
155 platforms = platforms.unix;
156 };
157}