From 868ffa2afaf6304690f38b68620621849d7c7015 Mon Sep 17 00:00:00 2001
From: lomavkin <fujishiro_kohei@abema.tv>
Date: Mon, 25 Dec 2023 17:28:00 +0900
Subject: [PATCH] add framerate getter

---
 timecode/timecode.go      | 10 ++++++++++
 timecode/timecode_test.go | 12 ++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/timecode/timecode.go b/timecode/timecode.go
index 3a23b39..d686134 100644
--- a/timecode/timecode.go
+++ b/timecode/timecode.go
@@ -224,6 +224,16 @@ func (tc *Timecode) Duration() time.Duration {
 	return time.Duration((float64(tc.Frames()) * float64(tc.r.denominator) / float64(tc.r.numerator)) * float64(time.Second))
 }
 
+// Framerate denominator.
+func (tc *Timecode) FramerateDenominator() int32 {
+	return tc.r.denominator
+}
+
+// Framerate numerator.
+func (tc *Timecode) FramerateNumerator() int32 {
+	return tc.r.numerator
+}
+
 // Add Timecode and Timecode and return new Timecode.
 func (tc *Timecode) Add(other *Timecode) (*Timecode, error) {
 	if !tc.r.equal(other.r) {
diff --git a/timecode/timecode_test.go b/timecode/timecode_test.go
index 79e1512..71367ff 100644
--- a/timecode/timecode_test.go
+++ b/timecode/timecode_test.go
@@ -186,6 +186,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:59:23", tc.String())
 		assert.Equal(t, uint64(1439), tc.Frames())
 		assert.Equal(t, 59.958, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(24), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(1440, 24, 1)
 		assert.NoError(t, err)
@@ -225,6 +227,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:59:24", tc.String())
 		assert.Equal(t, uint64(1499), tc.Frames())
 		assert.Equal(t, 59.96, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(25), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(1500, 25, 1)
 		assert.NoError(t, err)
@@ -264,6 +268,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:59:29", tc.String())
 		assert.Equal(t, uint64(1799), tc.Frames())
 		assert.Equal(t, 59.967, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(30), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(1800, 30, 1)
 		assert.NoError(t, err)
@@ -303,6 +309,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:59:47", tc.String())
 		assert.Equal(t, uint64(2879), tc.Frames())
 		assert.Equal(t, 59.979, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(48), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(2880, 48, 1)
 		assert.NoError(t, err)
@@ -342,6 +350,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:59:49", tc.String())
 		assert.Equal(t, uint64(2999), tc.Frames())
 		assert.Equal(t, 59.98, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(50), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(3000, 50, 1)
 		assert.NoError(t, err)
@@ -381,6 +391,8 @@ func TestNewTestcodeNonDF(t *testing.T) {
 		assert.Equal(t, "00:00:00:00", tc.String())
 		assert.Equal(t, uint64(0), tc.Frames())
 		assert.Equal(t, 0.0, math.Round(tc.Duration().Seconds()*1000)/1000)
+		assert.Equal(t, int32(60), tc.FramerateNumerator())
+		assert.Equal(t, int32(1), tc.FramerateDenominator())
 
 		tc, err = NewTimecode(3599, 60, 1)
 		assert.NoError(t, err)