From 512de0943f8563764aa1773ba5ac90745eef10ff Mon Sep 17 00:00:00 2001
From: nareix <hi.nareix@gmail.com>
Date: Tue, 12 Jul 2016 11:14:07 +0800
Subject: [PATCH] av: add SupportedCodecTypes / AudioEncoder options

---
 av/av.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/av/av.go b/av/av.go
index b6e3cfe..b52f7f7 100644
--- a/av/av.go
+++ b/av/av.go
@@ -190,6 +190,7 @@ type Muxer interface {
 	PacketWriter
 	WriteHeader([]CodecData) error
 	WriteTrailer() error
+	SupportedCodecTypes() []CodecType
 }
 
 type MuxCloser interface {
@@ -264,14 +265,18 @@ func (self AudioFrame) Concat(in AudioFrame) (out AudioFrame) {
 type AudioEncoder interface {
 	CodecData() AudioCodecData
 	Encode(AudioFrame) ([][]byte, error)
-	Close()
 	//Flush() ([]Packet, error)
+	Close()
+	SetSampleRate(int) (error)
+	SetChannelLayout(ChannelLayout) (error)
+	SetSampleFormat(SampleFormat) (error)
+	SetOption(string) (error)
 }
 
 type AudioDecoder interface {
 	Decode([]byte) (bool, AudioFrame, error)
-	Close()
 	//Flush() (AudioFrame, error)
+	Close()
 }
 
 type AudioResampler interface {