From 28db30aa29e04c4f0cd43936ccea0752cfc57739 Mon Sep 17 00:00:00 2001
From: Luca Barbato <lu_zero@gentoo.org>
Date: Thu, 29 Mar 2012 12:00:37 -0700
Subject: [PATCH] avf: fix audio writing in the output-example

av_init_packet does not reset data and size fields in AVPacket,
avcodec_encode_audio2 can use preallocated AVPacket.
---
 libavformat/output-example.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/output-example.c b/libavformat/output-example.c
index 86324b4842..a467109fdb 100644
--- a/libavformat/output-example.c
+++ b/libavformat/output-example.c
@@ -138,7 +138,7 @@ static void get_audio_frame(int16_t *samples, int frame_size, int nb_channels)
 static void write_audio_frame(AVFormatContext *oc, AVStream *st)
 {
     AVCodecContext *c;
-    AVPacket pkt;
+    AVPacket pkt = { 0 }; // data and size must be 0;
     AVFrame *frame = avcodec_alloc_frame();
     int got_packet;