OUTPUT

$ ./test.o
name: test-plugin
Hello world
Plugin loaded successfully

plugin.go

package main

import "C"

import (
	"fmt"
	"unsafe"

	"github.com/tinyzimmer/go-gst/gst"
)

var pluginMeta = &gst.PluginMetadata{
	MajorVersion: gst.VersionMajor,
	MinorVersion: gst.VersionMinor,
	Name:         "test-plugin",
	Description:  "Test plugin plugin",
	Init:         initPlugin,
	Version:      "v0.0.1",
	License:      gst.LicenseLGPL,
	Source:       "go-gst",
	Package:      "examples",
	Origin:       "https://github.com/tinyzimmer/go-gst",
}

//export gst_plugin_test_plugin_get_desc
func gst_plugin_test_plugin_get_desc() unsafe.Pointer { return pluginMeta.Export() }

func initPlugin(plugin *gst.Plugin) bool {
	fmt.Println("Hello world")
	return true
}

func main() {}

test.c

#include <dlfcn.h>
#include <stdio.h>
#include "gst/gst.h"

typedef GstPluginDesc * (*get_desc)();

int main () {
    void *plugin = dlopen("./test-plugin.so", RTLD_NOW);
    get_desc func = dlsym(plugin, "gst_plugin_test_plugin_get_desc");
    
    GstPluginDesc *desc = func();

    printf("name: %s\n", desc->name);
    
    gboolean res = desc->plugin_init(NULL);

    if (res == TRUE)
        printf("Plugin loaded successfully\n");
    else
        printf("Plugin did not load successfully\n");

    dlclose(plugin);

    return 0;
}