meson: build examples

meson_options.txt

@@ -1,2 +1,3 @@
 option('audioresample_format', type : 'combo', choices : ['int', 'float', 'auto'], value : 'auto')
+option('disable_examples', type : 'boolean', value : false)
 option('use_orc', type : 'combo', choices : ['yes', 'no', 'auto'], value : 'auto')

tests/examples/app/meson.build

@@ -0,0 +1,17 @@
+app_examples = [
+  'appsrc_ex',
+  'appsrc-stream',
+  'appsrc-stream2',
+  'appsrc-ra',
+  'appsrc-seekable',
+  'appsink-src',
+  'appsink-src2',
+]
+
+foreach app : app_examples
+  executable(app, '@0@.c'.format(app),
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gst_dep, app_dep],
+    install: false)
+endforeach

tests/examples/audio/meson.build

@@ -0,0 +1,13 @@
+# autotools build also passes -D_GNU_SOURCE but not sure why it's needed
+if gtk_dep.found()
+  executable('audiomix', 'audiomix.c',
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gst_dep, audio_dep, gtk_dep],
+    install: false)
+  executable('volume', 'volume.c',
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gst_dep, libm, audio_dep, gtk_dep],
+    install: false)
+endif

tests/examples/decodebin_next/meson.build

@@ -0,0 +1,7 @@
+foreach example : ['decodebin3', 'playbin-test']
+  executable(example, '@0@.c'.format(example),
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [glib_deps, gst_dep],
+  install: false)
+endforeach

tests/examples/dynamic/meson.build

@@ -0,0 +1,9 @@
+dynamic_examples = ['addstream', 'codec-select', 'sprinkle', 'sprinkle2', 'sprinkle3']
+
+foreach example : dynamic_examples
+  executable(example, '@0@.c'.format(example),
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [glib_deps, gst_dep],
+  install: false)
+endforeach

tests/examples/encoding/meson.build

@@ -0,0 +1,5 @@
+executable('encoding', 'encoding.c', 'gstcapslist.c',
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [glib_deps, gst_dep, pbutils_dep, tag_dep, video_dep, audio_dep],
+  install: false)

tests/examples/fft/meson.build

@@ -0,0 +1,5 @@
+executable('fftrange', 'fftrange.c',
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [glib_deps, gst_dep, fft_dep],
+  install: false)

tests/examples/gio/meson.build

@@ -0,0 +1,7 @@
+if gtk_dep.found()
+  executable('giosrc-mounting', 'giosrc-mounting.c',
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gio_dep, gst_dep, gtk_dep],
+    install: false)
+endif

tests/examples/meson.build

@@ -0,0 +1,17 @@
+# some of the examples want GTK+
+gtk_dep = dependency('gtk+-3.0', version : '>= 3.10', required : false)
+gtk_x11_dep = dependency('gtk+-x11-3.0', version : '>= 3.10', required : false)
+gtk_quartz_dep = dependency('gtk+-quartz-3.0', version : '>= 3.10', required : false)
+
+subdir('app')
+subdir('audio')
+subdir('dynamic')
+subdir('decodebin_next')
+subdir('encoding')
+subdir('fft')
+subdir('gio')
+subdir('overlay')
+subdir('playback')
+subdir('playrec')
+subdir('seek')
+subdir('snapshot')

tests/examples/overlay/meson.build

@@ -0,0 +1,29 @@
+if x11_dep.found() # FIXME: originally if USE_X
+  if gtk_x11_dep.found()
+    executable('gtk-videooverlay', 'gtk-videooverlay.c',
+      c_args : gst_plugins_base_args,
+      include_directories: [configinc, libsinc],
+      dependencies : [glib_deps, gst_dep, video_dep, libm, x11_dep, gtk_x11_dep],
+      install: false)
+  endif
+
+  if add_languages('cpp')                          # check for C++ support
+    qt5_mod = import('qt5')
+    qt5widgets_dep = dependency('qt5', modules : ['Gui', 'Widgets'])
+    if qt5widgets_dep.found()
+      executable('qt-videooverlay', 'qt-videooverlay.cpp',
+        cpp_args : gst_plugins_base_args,
+        include_directories: [configinc, libsinc],
+        dependencies : [glib_deps, gst_dep, video_dep, libm, x11_dep, qt5widgets_dep],
+        install: false)
+
+      # FIXME: this doesn't work properly yet, no moc_qtgv-videooverlay.cpp generated
+      moc_files = qt5_mod.preprocess(moc_headers : 'qtgv-videooverlay.h')#moc_sources : 'qtgv-videooverlay.cpp')
+      executable('qtgv-videooverlay', 'qtgv-videooverlay.cpp', moc_files,
+        cpp_args : gst_plugins_base_args,
+        include_directories: [configinc, libsinc],
+        dependencies : [glib_deps, gst_dep, video_dep, libm, x11_dep, qt5widgets_dep],
+        install: false)
+    endif
+  endif
+endif

tests/examples/playback/meson.build

@@ -0,0 +1,13 @@
+if gtk_dep.found()
+  if gtk_quartz_dep.found()
+    quartz_cflags = ['-xobjective-c']
+  else
+    quartz_cflags = []
+  endif
+
+  executable('playback-test', 'playback-test.c',
+    c_args : gst_plugins_base_args + quartz_cflags,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gst_dep, video_dep, libm, gtk_dep],
+    install: false)
+endif

tests/examples/playrec/meson.build

@@ -0,0 +1,5 @@
+executable('playrec', 'playrec.c',
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [glib_deps, gst_dep],
+  install: false)

tests/examples/seek/meson.build

@@ -0,0 +1,30 @@
+if gtk_x11_dep.found()
+  if cc.compiles('''
+    #include <linux/input.h>
+    #include <linux/joystick.h>
+    struct js_event js;
+    js.type = JS_EVENT_AXIS''', name : 'Linux joystick headers needed by jseek example')
+    executable('jsseek', 'jsseek.c',
+      c_args : gst_plugins_base_args,
+      include_directories: [configinc, libsinc],
+      dependencies : [glib_deps, gst_dep, video_dep, libm, gtk_dep],
+      install: false)
+  endif
+  executable('scrubby', 'scrubby.c',
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [glib_deps, gst_dep, video_dep, libm, gtk_dep],
+    install: false)
+endif
+
+executable('stepping', 'stepping.c',
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [libm, glib_deps, gst_dep, video_dep],
+  install: false)
+
+executable('stepping2', 'stepping2.c',
+  c_args : gst_plugins_base_args,
+  include_directories: [configinc, libsinc],
+  dependencies : [libm, glib_deps, gst_dep, video_dep],
+  install: false)

tests/examples/snapshot/meson.build

@@ -0,0 +1,7 @@
+if gtk_dep.found()
+  executable('snapshot', 'snapshot.c',
+    c_args : gst_plugins_base_args,
+    include_directories: [configinc, libsinc],
+    dependencies : [libm, glib_deps, gst_dep, video_dep, gtk_dep],
+    install: false)
+endif

tests/meson.build

@@ -2,6 +2,8 @@
 if host_machine.system() != 'windows'
   subdir('check')
 endif
-#subdir('examples')
+if not get_option('disable_examples')
+  subdir('examples')
+endif
 #subdir('files')
-#subdir('icles')
+# FIXME: subdir('icles')