From a04a77a0517399adf21749ddc9ea0bccff294dd8 Mon Sep 17 00:00:00 2001
From: Quentin Renard <contact-github@asticode.com>
Date: Thu, 7 Aug 2025 11:43:57 +0200
Subject: [PATCH] Added sample format is planar and bytes per sample

---
 sample_format.go      | 10 ++++++++++
 sample_format_test.go |  3 +++
 2 files changed, 13 insertions(+)

diff --git a/sample_format.go b/sample_format.go
index fafd4e9..838a4fc 100644
--- a/sample_format.go
+++ b/sample_format.go
@@ -31,3 +31,13 @@ func (f SampleFormat) Name() string {
 func (f SampleFormat) String() string {
 	return f.Name()
 }
+
+// https://ffmpeg.org/doxygen/7.0/group__lavu__sampfmts.html#ga0c3c218e1dd570ad4917c69a35a6c77d
+func (f SampleFormat) BytesPerSample() int {
+	return int(C.av_get_bytes_per_sample((C.enum_AVSampleFormat)(f)))
+}
+
+// https://ffmpeg.org/doxygen/7.0/group__lavu__sampfmts.html#ga06ba8a64dc4382c422789a5d0b6bf592
+func (f SampleFormat) IsPlanar() bool {
+	return C.av_sample_fmt_is_planar((C.enum_AVSampleFormat)(f)) > 0
+}
diff --git a/sample_format_test.go b/sample_format_test.go
index ffaea35..41036fc 100644
--- a/sample_format_test.go
+++ b/sample_format_test.go
@@ -8,4 +8,7 @@ import (
 
 func TestSampleFormat(t *testing.T) {
 	require.Equal(t, "s16", SampleFormatS16.String())
+	require.Equal(t, 2, SampleFormatS16.BytesPerSample())
+	require.False(t, SampleFormatS16.IsPlanar())
+	require.True(t, SampleFormatS16P.IsPlanar())
 }