Add gstreamer-full library containing all plugins and their deps

When building with -Ddefault_library=static, also build a single library
containing all built plugins. Any external dependencies are still
dynamically linked.

A monolithic library is easier to distribute, and in some envs like
Android is required.

1 files changed, 39 insertions, 0 deletions

diff --git a/scripts/generate_init_static_plugins.py b/scripts/generate_init_static_plugins.py
new file mode 100644
index 0000000000..d7a13e28ee
--- /dev/null
+++ b/scripts/generate_init_static_plugins.py
@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+import argparse
+import os
+from string import Template
+
+TEMPLATE = Template('''
+#include <gst/gst.h>
+
+$plugins_declaration
+
+void
+gst_init_static_plugins (void)
+{
+  $plugins_registration
+}
+''')
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument(dest="output", help="Output file")
+    parser.add_argument(dest="plugins", nargs=argparse.REMAINDER, help="The list of plugins")
+
+    options = parser.parse_args()
+
+    names = set()
+    for plugin in options.plugins:
+        filename = os.path.basename(plugin)
+        if filename.startswith('libgst') and filename.endswith('.a'):
+            names.add(filename[len('libgst'):-len('.a')])
+
+    registration = ['GST_PLUGIN_STATIC_REGISTER(%s);' % name for name in names]
+    declaration = ['GST_PLUGIN_STATIC_DECLARE(%s);' % name for name in names]
+
+    with open(options.output, "w") as f:
+        f.write(TEMPLATE.substitute({
+            'plugins_declaration': '\n'.join(declaration),
+            'plugins_registration': '\n  '.join(registration),
+            }))