Add compile-time interface assertions for FFProber, FFmpegGenerator, FFRemuxer

2 files changed, 4 insertions, 0 deletions

diff --git a/internal/probe/probe.go b/internal/probe/probe.go
index a3fce78..7fd6924 100644
--- a/internal/probe/probe.go
+++ b/internal/probe/probe.go
@@ -34,6 +34,8 @@ type FFProber struct {
 	waitDelay  time.Duration
 }
 
+var _ Prober = (*FFProber)(nil)
+
 // NewFFProber creates a new FFProber with bounded retries and a process wait delay.
 func NewFFProber() *FFProber {
 	return &FFProber{
diff --git a/internal/probe/remux.go b/internal/probe/remux.go
index 07870f8..f6becb8 100644
--- a/internal/probe/remux.go
+++ b/internal/probe/remux.go
@@ -19,6 +19,8 @@ type Remuxer interface {
 // FFRemuxer implements Remuxer using ffmpeg.
 type FFRemuxer struct{}
 
+var _ Remuxer = (*FFRemuxer)(nil)
+
 // NewFFRemuxer creates a new FFRemuxer.
 func NewFFRemuxer() *FFRemuxer {
 	return &FFRemuxer{}