From 7cf099952989b3260794b284b53af7423f2b5b79 Mon Sep 17 00:00:00 2001
From: Vitor Sessak <vitor1001@gmail.com>
Date: Wed, 27 Jun 2007 06:54:47 +0000
Subject: [PATCH] remove empty write trailer functions patch by Vitor:
 [vitor1001 gmail com]

Originally committed as revision 9442 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/adtsenc.c  |  6 ------
 libavformat/amr.c      |  6 ------
 libavformat/raw.c      | 18 ------------------
 libavformat/rtp.c      |  7 -------
 libavformat/yuv4mpeg.c |  6 ------
 5 files changed, 43 deletions(-)

diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c
index 1ef6838387..95baf470c7 100644
--- a/libavformat/adtsenc.c
+++ b/libavformat/adtsenc.c
@@ -89,11 +89,6 @@ static int adts_write_frame_header(AVFormatContext *s, int size)
     return 0;
 }
 
-static int adts_write_trailer(AVFormatContext *s)
-{
-    return 0;
-}
-
 static int adts_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     ADTSContext *adts = s->priv_data;
@@ -119,5 +114,4 @@ AVOutputFormat adts_muxer = {
     CODEC_ID_NONE,
     adts_write_header,
     adts_write_packet,
-    adts_write_trailer,
 };
diff --git a/libavformat/amr.c b/libavformat/amr.c
index 98fd35a08c..92223ed720 100644
--- a/libavformat/amr.c
+++ b/libavformat/amr.c
@@ -60,11 +60,6 @@ static int amr_write_packet(AVFormatContext *s, AVPacket *pkt)
     put_flush_packet(&s->pb);
     return 0;
 }
-
-static int amr_write_trailer(AVFormatContext *s)
-{
-    return 0;
-}
 #endif /* CONFIG_MUXERS */
 
 static int amr_probe(AVProbeData *p)
@@ -194,6 +189,5 @@ AVOutputFormat amr_muxer = {
     CODEC_ID_NONE,
     amr_write_header,
     amr_write_packet,
-    amr_write_trailer,
 };
 #endif
diff --git a/libavformat/raw.c b/libavformat/raw.c
index c98ae73c2b..c70184033a 100644
--- a/libavformat/raw.c
+++ b/libavformat/raw.c
@@ -62,11 +62,6 @@ static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     put_flush_packet(&s->pb);
     return 0;
 }
-
-static int raw_write_trailer(struct AVFormatContext *s)
-{
-    return 0;
-}
 #endif //CONFIG_MUXERS
 
 /* raw input */
@@ -481,7 +476,6 @@ AVOutputFormat flac_muxer = {
     0,
     flac_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -511,7 +505,6 @@ AVOutputFormat ac3_muxer = {
     0,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -552,7 +545,6 @@ AVOutputFormat roq_muxer =
     CODEC_ID_ROQ,
     roq_write_header,
     raw_write_packet,
-    raw_write_trailer,
 };
 #endif //CONFIG_ROQ_MUXER
 
@@ -580,7 +572,6 @@ AVOutputFormat h261_muxer = {
     CODEC_ID_H261,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -609,7 +600,6 @@ AVOutputFormat h263_muxer = {
     CODEC_ID_H263,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -638,7 +628,6 @@ AVOutputFormat m4v_muxer = {
     CODEC_ID_MPEG4,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -667,7 +656,6 @@ AVOutputFormat h264_muxer = {
     CODEC_ID_H264,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -695,7 +683,6 @@ AVOutputFormat mpeg1video_muxer = {
     CODEC_ID_MPEG1VIDEO,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -711,7 +698,6 @@ AVOutputFormat mpeg2video_muxer = {
     CODEC_ID_MPEG2VIDEO,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -753,7 +739,6 @@ AVOutputFormat mjpeg_muxer = {
     CODEC_ID_MJPEG,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -798,7 +783,6 @@ AVOutputFormat pcm_ ## name ## _muxer = {\
     0,\
     raw_write_header,\
     raw_write_packet,\
-    raw_write_trailer,\
     .flags= AVFMT_NOTIMESTAMPS,\
 };
 
@@ -896,7 +880,6 @@ AVOutputFormat rawvideo_muxer = {
     CODEC_ID_RAWVIDEO,
     raw_write_header,
     raw_write_packet,
-    raw_write_trailer,
     .flags= AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
@@ -921,7 +904,6 @@ AVOutputFormat null_muxer = {
     CODEC_ID_RAWVIDEO,
     raw_write_header,
     null_write_packet,
-    raw_write_trailer,
     .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
 };
 #endif //CONFIG_MUXERS
diff --git a/libavformat/rtp.c b/libavformat/rtp.c
index c9bc3d80b8..da1d942868 100644
--- a/libavformat/rtp.c
+++ b/libavformat/rtp.c
@@ -1055,12 +1055,6 @@ static int rtp_write_packet(AVFormatContext *s1, AVPacket *pkt)
     return 0;
 }
 
-static int rtp_write_trailer(AVFormatContext *s1)
-{
-    //    RTPDemuxContext *s = s1->priv_data;
-    return 0;
-}
-
 AVOutputFormat rtp_muxer = {
     "rtp",
     "RTP output format",
@@ -1071,5 +1065,4 @@ AVOutputFormat rtp_muxer = {
     CODEC_ID_NONE,
     rtp_write_header,
     rtp_write_packet,
-    rtp_write_trailer,
 };
diff --git a/libavformat/yuv4mpeg.c b/libavformat/yuv4mpeg.c
index a0a6ba3457..da0a8a19ea 100644
--- a/libavformat/yuv4mpeg.c
+++ b/libavformat/yuv4mpeg.c
@@ -166,11 +166,6 @@ static int yuv4_write_header(AVFormatContext *s)
     return 0;
 }
 
-static int yuv4_write_trailer(AVFormatContext *s)
-{
-    return 0;
-}
-
 #ifdef CONFIG_YUV4MPEGPIPE_MUXER
 AVOutputFormat yuv4mpegpipe_muxer = {
     "yuv4mpegpipe",
@@ -182,7 +177,6 @@ AVOutputFormat yuv4mpegpipe_muxer = {
     CODEC_ID_RAWVIDEO,
     yuv4_write_header,
     yuv4_write_packet,
-    yuv4_write_trailer,
     .flags = AVFMT_RAWPICTURE,
 };
 #endif