First commit

Makefile

@@ -0,0 +1,10 @@
+all: build
+
+build:
+	gcc -Wall main.c -lobs -lglut -lGL -o main
+
+run: build
+	./main
+
+clean:
+	rm main

main.c

@@ -0,0 +1,59 @@
+#include <stdio.h>
+#include <GL/freeglut.h>
+#include <obs/obs.h>
+
+void render() {
+    glClearColor(0.0, 0.0, 0.0, 0.0);
+    glClear(GL_COLOR_BUFFER_BIT);
+    glFlush();
+}
+
+int main(int argc, char** argv) {
+    const char* version;
+
+    version = obs_get_version_string();
+    printf("OBS version: %s\n", version);
+
+    if (!obs_initialized()) {
+        if (!obs_startup("en-US", NULL, NULL)) {
+            printf("Failed to start OBS...\n");
+            return 1;
+        }
+
+        glutInit(&argc, argv);
+
+        struct obs_video_info v;
+        struct obs_audio_info a;
+
+        v.graphics_module = "libobs-opengl.so.0";
+        v.fps_num = 30000;
+        v.fps_den = 1001;
+        v.base_width = 1280;
+        v.base_height = 720;
+        v.output_width = 1280;
+        v.output_height = 720;
+        v.output_format = VIDEO_FORMAT_NV12;
+        v.adapter = 0;
+        v.gpu_conversion = true;
+        v.colorspace = VIDEO_CS_601;
+        v.range = VIDEO_RANGE_PARTIAL;
+        v.scale_type = OBS_SCALE_BICUBIC;
+
+        a.samples_per_sec = 44100;
+        a.speakers = SPEAKERS_STEREO;
+
+        obs_reset_video(&v);
+        obs_reset_audio(&a);
+    }
+
+    glutInitDisplayMode(GLUT_SINGLE);
+    glutInitWindowSize(500, 500);
+    glutInitWindowPosition(100, 100);
+    glutCreateWindow("OBS Window");
+    glutDisplayFunc(render);
+    glutMainLoop();
+
+    obs_shutdown();
+
+    return 0;
+}