diff --git a/src/codec/debug.rs b/src/codec/debug.rs
new file mode 100644
index 0000000..31325c6
--- /dev/null
+++ b/src/codec/debug.rs
@@ -0,0 +1,25 @@
+use libc::c_int;
+use ffi::*;
+
+bitflags! {
+	flags Debug: c_int {
+		const DEBUG_PICT_INFO   = FF_DEBUG_PICT_INFO,
+		const DEBUG_RC          = FF_DEBUG_RC,
+		const DEBUG_BITSTREAM   = FF_DEBUG_BITSTREAM,
+		const DEBUG_MB_TYPE     = FF_DEBUG_MB_TYPE,
+		const DEBUG_QP          = FF_DEBUG_QP,
+		const DEBUG_MV          = FF_DEBUG_MV,
+		const DEBUG_DCT_COEFF   = FF_DEBUG_DCT_COEFF,
+		const DEBUG_SKIP        = FF_DEBUG_SKIP,
+		const DEBUG_STARTCODE   = FF_DEBUG_STARTCODE,
+		const DEBUG_PTS         = FF_DEBUG_PTS,
+		const DEBUG_ER          = FF_DEBUG_ER,
+		const DEBUG_MMCO        = FF_DEBUG_MMCO,
+		const DEBUG_BUGS        = FF_DEBUG_BUGS,
+		const DEBUG_VIS_QP      = FF_DEBUG_VIS_QP,
+		const DEBUG_VIS_MB_TYPE = FF_DEBUG_VIS_MB_TYPE,
+		const DEBUG_BUFFERS     = FF_DEBUG_BUFFERS,
+		const DEBUG_THREADS     = FF_DEBUG_THREADS,
+		const DEBUG_NOMC        = FF_DEBUG_NOMC,
+	}
+}
diff --git a/src/codec/mod.rs b/src/codec/mod.rs
index 7f51b03..254564d 100644
--- a/src/codec/mod.rs
+++ b/src/codec/mod.rs
@@ -20,6 +20,9 @@ pub mod audio_service;
 pub mod compliance;
 pub use self::compliance::Compliance;
 
+pub mod debug;
+pub use self::debug::*;
+
 pub mod encoder;
 pub mod decoder;