diff --git a/libobs/CMakeLists.txt b/libobs/CMakeLists.txt
index 4fa7cfb88..9cfa7f92f 100644
--- a/libobs/CMakeLists.txt
+++ b/libobs/CMakeLists.txt
@@ -212,7 +212,8 @@ set(libobs_mediaio_HEADERS
 	media-io/format-conversion.h
 	media-io/audio-resampler.h
 	media-io/video-scaler.h
-	media-io/media-remux.h)
+	media-io/media-remux.h
+	media-io/frame-rate.h)
 
 set(libobs_util_SOURCES
 	util/array-serializer.c
diff --git a/libobs/media-io/frame-rate.h b/libobs/media-io/frame-rate.h
new file mode 100644
index 000000000..5e72dc5b0
--- /dev/null
+++ b/libobs/media-io/frame-rate.h
@@ -0,0 +1,32 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct media_frames_per_second {
+	uint32_t numerator;
+	uint32_t denominator;
+};
+
+static inline double media_frames_per_second_to_frame_interval(
+		struct media_frames_per_second fps)
+{
+	return (double)fps.denominator / fps.numerator;
+}
+
+static inline double media_frames_per_second_to_fps(
+		struct media_frames_per_second fps)
+{
+	return (double)fps.numerator / fps.denominator;
+}
+
+static inline bool media_frames_per_second_is_valid(
+		struct media_frames_per_second fps)
+{
+	return fps.numerator && fps.denominator;
+}
+
+#ifdef __cplusplus
+}
+#endif