Detecting shmdata library and gst plugin

Find shmdata library and add it to gstreamer plugin path. User is informed on how to build shmdata.

CMakeLists.txt

@@ -288,6 +288,31 @@ if(WIN32)
     message(STATUS "Including 'Dirent' from https://github.com/tronkko/dirent -- ${DIRENT_INCLUDE_DIR}.")
 endif()
 
+
+#
+# SHMDATA (Unix only)
+#
+if(UNIX)
+
+    if (PKG_CONFIG_FOUND)
+        pkg_check_modules(SHMDATA QUIET shmdata-1.3)
+    endif()
+
+    if(SHMDATA_FOUND)
+        find_library(GSTREAMER_SHMDATA_LIBRARY
+            NAMES gstshmdata
+            HINTS ${SHMDATA_LIBRARY_DIRS}/gstreamer-1.0
+        )
+        if(GSTREAMER_SHMDATA_LIBRARY)
+            add_definitions(-DGSTREAMER_SHMDATA_PLUGIN=\"${GSTREAMER_SHMDATA_LIBRARY}\")
+        endif()
+
+        macro_log_feature(GSTREAMER_SHMDATA_LIBRARY "GStreamerPluginShmdata" "Plugin to share any flow" "https://gitlab.com/sat-mtl/tools/shmdata" FALSE)
+    endif(SHMDATA_FOUND)
+
+endif(UNIX)
+
+
 # show message about found libs
 macro_display_feature_log()
 

README.md

@@ -27,7 +27,7 @@ Download and install a release package from https://snapcraft.io/vimix
 
     $ snap install vimix
     
-NB: You'll need to setup the snap permissions.
+NB: You might need to setup the snap permissions.
 
 ### Mac OSX
 
@@ -79,6 +79,7 @@ Optionnal:
 - stb
 - TinyXML2
 - AbletonLink
+- Shmdata
 
 #### Install Dependencies
 
@@ -89,6 +90,9 @@ Optionnal:
 Optionnal:
 
     $ apt-get install libglm-dev libstb-dev libtinyxml2-dev ableton-link-dev 
+    
+
+Follow the instructions to [install Shmdata](https://gitlab.com/sat-mtl/tools/shmdata).
 
 **OSX with Brew**
 
@@ -101,10 +105,20 @@ To generate the snap (from vimix directory):
 
     $ snapcraft
     
-To install the locally created snap:
+To install and test the locally created snap:
     
     $ snap install --dangerous vimix_0.5_amd64.snap
     
+#### Generate flatpak
+    
+    To generate and install the flatpack:
+    
+        $ flatpak-builder --user --install --force-clean build ##PATH_TO_VIMIX##/flatpak/io.github.brunoherbelin.Vimix.json
+        
+    To run the installed flatpak:
+        
+        $ flatpak run io.github.brunoherbelin.Vimix
+    
 ### Memcheck
 
 To generate memory usage plots in [massif format](https://valgrind.org/docs/manual/ms-manual.html):

flatpak/README

@@ -1,10 +1,10 @@
-Prepare and install flatpak
+** Prepare and install flatpak
 
 ~$ flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
 ~$ flatpak install org.gnome.Sdk/x86_64
 ~$ flatpak install org.gnome.Platform
 
-build vimix
+** build vimix flatpak
 
 ~$ cd vimix/flatpak
 ~$ flatpak-builder --user --install --force-clean build io.github.brunoherbelin.Vimix.json
@@ -13,6 +13,69 @@ NB: might need to run this to enable local git clone during build
 ~$ git config --global --add protocol.file.allow always
 
 
-run vimix
+run vimix flatpak
 
 ~$ flatpak run io.github.brunoherbelin.Vimix
+
+
+uninstall vimix 
+
+~$ flatpak uninstall vimix
+
+
+** Change io.github.brunoherbelin.Vimix.json
+
+"finish-args": [
+    "--socket=wayland",
+    "--socket=fallback-x11",
+    "--share=ipc",
+    "--share=network",
+    "--device=shm",
+    "--device=all",
+    "--device=dri",
+    "--filesystem=host",
+    "--filesystem=/tmp",
+    "--talk-name=org.gtk.vfs.*",
+    "--env=FREI0R_PATH=/app/lib/frei0r-1"
+],
+
+"cleanup": [
+    "/include",
+    "/share/gdb",
+    "/share/info",
+    "/share/man",
+    "/lib/debug"
+],
+
+compile vimix with code from local folder (debug)
+
+        {
+            "name": "vimix",
+            "buildsystem": "cmake",
+            "config-opts": [
+                "-DCMAKE_BUILD_TYPE=Release"
+            ],
+            "sources": [
+                {
+                "type":"dir",
+                "path": "/home/bhbn/Development/vimix",
+                }
+            ]
+        }
+
+for packaging 
+
+        {
+            "name": "vimix",
+            "buildsystem": "cmake",
+            "config-opts": [
+                "-DCMAKE_BUILD_TYPE=Release"
+            ],
+            "sources": [
+                {
+                    "type": "git",
+                    "url": "https://github.com/brunoherbelin/vimix.git",
+                    "tag": "0.7.2"
+                }
+            ]
+        }

flatpak/io.github.brunoherbelin.Vimix.json

@@ -7,18 +7,22 @@
     "finish-args": [
         "--socket=wayland",
         "--socket=fallback-x11",
-        "--socket=pulseaudio",
         "--share=ipc",
         "--share=network",
-        "--device=all",
         "--device=dri",
+        "--device=shm",
+        "--device=all",
         "--filesystem=host",
+        "--filesystem=/tmp",
+        "--talk-name=org.gtk.vfs.*",
         "--env=FREI0R_PATH=/app/lib/frei0r-1"
     ],
     "cleanup": [
         "/include",
+        "/share/gdb",
         "/share/info",
-        "/share/man"
+        "/share/man",
+        "/lib/debug"
     ],
     "modules": [
         {