diff --git a/spa/plugins/ffmpeg/ffmpeg-dec.c b/spa/plugins/ffmpeg/ffmpeg-dec.c
index 245e3a872..20952bf34 100644
--- a/spa/plugins/ffmpeg/ffmpeg-dec.c
+++ b/spa/plugins/ffmpeg/ffmpeg-dec.c
@@ -38,6 +38,8 @@
 #include <spa/param/video/format.h>
 #include <spa/pod/filter.h>
 
+#include "ffmpeg.h"
+
 #define IS_VALID_PORT(this,d,id)	((id) == 0)
 #define GET_IN_PORT(this,p)		(&this->in_ports[p])
 #define GET_OUT_PORT(this,p)		(&this->out_ports[p])
diff --git a/spa/plugins/ffmpeg/ffmpeg-enc.c b/spa/plugins/ffmpeg/ffmpeg-enc.c
index b9f2f277b..008db7b68 100644
--- a/spa/plugins/ffmpeg/ffmpeg-enc.c
+++ b/spa/plugins/ffmpeg/ffmpeg-enc.c
@@ -37,6 +37,8 @@
 #include <spa/param/video/format-utils.h>
 #include <spa/pod/filter.h>
 
+#include "ffmpeg.h"
+
 #define IS_VALID_PORT(this,d,id)	((id) == 0)
 #define GET_IN_PORT(this,p)		(&this->in_ports[p])
 #define GET_OUT_PORT(this,p)		(&this->out_ports[p])
diff --git a/spa/plugins/ffmpeg/ffmpeg.c b/spa/plugins/ffmpeg/ffmpeg.c
index 39ec93e71..f91979128 100644
--- a/spa/plugins/ffmpeg/ffmpeg.c
+++ b/spa/plugins/ffmpeg/ffmpeg.c
@@ -30,10 +30,7 @@
 
 #include <libavcodec/avcodec.h>
 
-int spa_ffmpeg_dec_init(struct spa_handle *handle, const struct spa_dict *info,
-			const struct spa_support *support, uint32_t n_support);
-int spa_ffmpeg_enc_init(struct spa_handle *handle, const struct spa_dict *info,
-			const struct spa_support *support, uint32_t n_support);
+#include "ffmpeg.h"
 
 static int
 ffmpeg_dec_init(const struct spa_handle_factory *factory,
diff --git a/spa/plugins/ffmpeg/ffmpeg.h b/spa/plugins/ffmpeg/ffmpeg.h
new file mode 100644
index 000000000..e0ef98f27
--- /dev/null
+++ b/spa/plugins/ffmpeg/ffmpeg.h
@@ -0,0 +1,16 @@
+#ifndef SPA_FFMPEG_H
+#define SPA_FFMPEG_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+struct spa_dict;
+struct spa_handle;
+struct spa_support;
+
+int spa_ffmpeg_dec_init(struct spa_handle *handle, const struct spa_dict *info,
+			const struct spa_support *support, uint32_t n_support);
+int spa_ffmpeg_enc_init(struct spa_handle *handle, const struct spa_dict *info,
+			const struct spa_support *support, uint32_t n_support);
+
+#endif