remove useless close funcs

Originally committed as revision 13835 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/au.c

@@ -172,11 +172,6 @@ static int au_read_packet(AVFormatContext *s,
     return 0;
 }
 
-static int au_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 #ifdef CONFIG_AU_DEMUXER
 AVInputFormat au_demuxer = {
     "au",
@@ -185,7 +180,7 @@ AVInputFormat au_demuxer = {
     au_probe,
     au_read_header,
     au_read_packet,
-    au_read_close,
+    NULL,
     pcm_read_seek,
     .codec_tag= (const AVCodecTag*[]){codec_au_tags, 0},
 };

libavformat/flic.c

@@ -185,13 +185,6 @@ static int flic_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int flic_read_close(AVFormatContext *s)
-{
-//    FlicDemuxContext *flic = s->priv_data;
-
-    return 0;
-}
-
 AVInputFormat flic_demuxer = {
     "flic",
     NULL_IF_CONFIG_SMALL("FLI/FLC/FLX animation format"),
@@ -199,5 +192,4 @@ AVInputFormat flic_demuxer = {
     flic_probe,
     flic_read_header,
     flic_read_packet,
-    flic_read_close,
 };

libavformat/idcin.c

@@ -280,12 +280,6 @@ static int idcin_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int idcin_read_close(AVFormatContext *s)
-{
-
-    return 0;
-}
-
 AVInputFormat idcin_demuxer = {
     "idcin",
     NULL_IF_CONFIG_SMALL("id CIN format"),
@@ -293,5 +287,4 @@ AVInputFormat idcin_demuxer = {
     idcin_probe,
     idcin_read_header,
     idcin_read_packet,
-    idcin_read_close,
 };

libavformat/idroq.c

@@ -270,13 +270,6 @@ static int roq_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int roq_read_close(AVFormatContext *s)
-{
-//    RoqDemuxContext *roq = s->priv_data;
-
-    return 0;
-}
-
 AVInputFormat roq_demuxer = {
     "RoQ",
     NULL_IF_CONFIG_SMALL("id RoQ format"),
@@ -284,5 +277,4 @@ AVInputFormat roq_demuxer = {
     roq_probe,
     roq_read_header,
     roq_read_packet,
-    roq_read_close,
 };

libavformat/ipmovie.c

@@ -607,13 +607,6 @@ static int ipmovie_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int ipmovie_read_close(AVFormatContext *s)
-{
-//    IPMVEContext *ipmovie = s->priv_data;
-
-    return 0;
-}
-
 AVInputFormat ipmovie_demuxer = {
     "ipmovie",
     NULL_IF_CONFIG_SMALL("Interplay MVE format"),
@@ -621,5 +614,4 @@ AVInputFormat ipmovie_demuxer = {
     ipmovie_probe,
     ipmovie_read_header,
     ipmovie_read_packet,
-    ipmovie_read_close,
 };

libavformat/mp3.c

@@ -549,11 +549,6 @@ static int mp3_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-static int mp3_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 #ifdef CONFIG_MUXERS
 /* simple formats */
 
@@ -651,7 +646,6 @@ AVInputFormat mp3_demuxer = {
     mp3_read_probe,
     mp3_read_header,
     mp3_read_packet,
-    mp3_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "mp2,mp3,m2a", /* XXX: use probe */
 };

libavformat/mpeg.c

@@ -542,11 +542,6 @@ static int mpegps_read_packet(AVFormatContext *s,
     return 0;
 }
 
-static int mpegps_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 static int64_t mpegps_read_dts(AVFormatContext *s, int stream_index,
                                int64_t *ppos, int64_t pos_limit)
 {
@@ -588,7 +583,7 @@ AVInputFormat mpegps_demuxer = {
     mpegps_probe,
     mpegps_read_header,
     mpegps_read_packet,
-    mpegps_read_close,
+    NULL,
     NULL, //mpegps_read_seek,
     mpegps_read_dts,
     .flags = AVFMT_SHOW_IDS,

libavformat/raw.c

@@ -188,11 +188,6 @@ static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-static int raw_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 int pcm_read_seek(AVFormatContext *s,
                   int stream_index, int64_t timestamp, int flags)
 {
@@ -436,7 +431,6 @@ AVInputFormat shorten_demuxer = {
     NULL,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "shn",
     .value = CODEC_ID_SHORTEN,
@@ -449,7 +443,6 @@ AVInputFormat mlp_demuxer = {
     NULL,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "mlp",
     .value = CODEC_ID_MLP,
@@ -462,7 +455,6 @@ AVInputFormat flac_demuxer = {
     flac_probe,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "flac",
     .value = CODEC_ID_FLAC,
@@ -491,7 +483,6 @@ AVInputFormat ac3_demuxer = {
     ac3_probe,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "ac3",
     .value = CODEC_ID_AC3,
@@ -534,7 +525,6 @@ AVInputFormat dirac_demuxer = {
     dirac_probe,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .value = CODEC_ID_DIRAC,
 };
@@ -561,7 +551,6 @@ AVInputFormat dts_demuxer = {
     dts_probe,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "dts",
     .value = CODEC_ID_DTS,
@@ -574,7 +563,6 @@ AVInputFormat aac_demuxer = {
     NULL,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "aac",
     .value = CODEC_ID_AAC,
@@ -587,7 +575,6 @@ AVInputFormat gsm_demuxer = {
     NULL,
     audio_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "gsm",
     .value = CODEC_ID_GSM,
@@ -615,7 +602,6 @@ AVInputFormat h261_demuxer = {
     h261_probe,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "h261",
     .value = CODEC_ID_H261,
@@ -643,7 +629,6 @@ AVInputFormat h263_demuxer = {
     h263_probe,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
 //    .extensions = "h263", //FIXME remove after writing mpeg4_probe
     .value = CODEC_ID_H263,
@@ -671,7 +656,6 @@ AVInputFormat m4v_demuxer = {
     mpeg4video_probe, /** probing for mpeg4 data */
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "m4v", //FIXME remove after writing mpeg4_probe
     .value = CODEC_ID_MPEG4,
@@ -699,7 +683,6 @@ AVInputFormat h264_demuxer = {
     NULL /*mpegvideo_probe*/,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
     .value = CODEC_ID_H264,
@@ -727,7 +710,6 @@ AVInputFormat mpegvideo_demuxer = {
     mpegvideo_probe,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .value = CODEC_ID_MPEG1VIDEO,
 };
@@ -769,7 +751,6 @@ AVInputFormat mjpeg_demuxer = {
     NULL,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "mjpg,mjpeg",
     .value = CODEC_ID_MJPEG,
@@ -782,7 +763,6 @@ AVInputFormat ingenient_demuxer = {
     NULL,
     video_read_header,
     ingenient_read_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "cgi", // FIXME
     .value = CODEC_ID_MJPEG,
@@ -810,7 +790,6 @@ AVInputFormat vc1_demuxer = {
     NULL /* vc1_probe */,
     video_read_header,
     raw_read_partial_packet,
-    raw_read_close,
     .extensions = "vc1",
     .value = CODEC_ID_VC1,
 };
@@ -825,7 +804,7 @@ AVInputFormat pcm_ ## name ## _demuxer = {\
     NULL,\
     raw_read_header,\
     raw_read_packet,\
-    raw_read_close,\
+    NULL,\
     pcm_read_seek,\
     .flags= AVFMT_GENERIC_INDEX,\
     .extensions = ext,\
@@ -925,7 +904,6 @@ AVInputFormat rawvideo_demuxer = {
     NULL,
     raw_read_header,
     rawvideo_read_packet,
-    raw_read_close,
     .flags= AVFMT_GENERIC_INDEX,
     .extensions = "yuv,cif,qcif,rgb",
     .value = CODEC_ID_RAWVIDEO,

libavformat/sol.c

@@ -140,11 +140,6 @@ static int sol_read_packet(AVFormatContext *s,
     return 0;
 }
 
-static int sol_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 AVInputFormat sol_demuxer = {
     "sol",
     NULL_IF_CONFIG_SMALL("Sierra SOL format"),
@@ -152,6 +147,6 @@ AVInputFormat sol_demuxer = {
     sol_probe,
     sol_read_header,
     sol_read_packet,
-    sol_read_close,
+    NULL,
     pcm_read_seek,
 };

libavformat/txd.c

@@ -87,10 +87,6 @@ next_chunk:
     return ret <= 0 ? AVERROR(EIO) : ret;
 }
 
-static int txd_read_close(AVFormatContext *s) {
-    return 0;
-}
-
 AVInputFormat txd_demuxer =
 {
     "txd",
@@ -99,5 +95,4 @@ AVInputFormat txd_demuxer =
     txd_probe,
     txd_read_header,
     txd_read_packet,
-    txd_read_close,
 };

libavformat/wav.c

@@ -235,11 +235,6 @@ static int wav_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int wav_read_close(AVFormatContext *s)
-{
-    return 0;
-}
-
 static int wav_read_seek(AVFormatContext *s,
                          int stream_index, int64_t timestamp, int flags)
 {
@@ -267,7 +262,7 @@ AVInputFormat wav_demuxer = {
     wav_probe,
     wav_read_header,
     wav_read_packet,
-    wav_read_close,
+    NULL,
     wav_read_seek,
     .flags= AVFMT_GENERIC_INDEX,
     .codec_tag= (const AVCodecTag*[]){codec_wav_tags, 0},

libavformat/westwood.c

@@ -196,14 +196,6 @@ static int wsaud_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int wsaud_read_close(AVFormatContext *s)
-{
-//    WsAudDemuxContext *wsaud = s->priv_data;
-
-    return 0;
-}
-
-
 static int wsvqa_probe(AVProbeData *p)
 {
     /* need 12 bytes to qualify */
@@ -378,13 +370,6 @@ static int wsvqa_read_packet(AVFormatContext *s,
     return ret;
 }
 
-static int wsvqa_read_close(AVFormatContext *s)
-{
-//    WsVqaDemuxContext *wsvqa = s->priv_data;
-
-    return 0;
-}
-
 #ifdef CONFIG_WSAUD_DEMUXER
 AVInputFormat wsaud_demuxer = {
     "wsaud",
@@ -393,7 +378,6 @@ AVInputFormat wsaud_demuxer = {
     wsaud_probe,
     wsaud_read_header,
     wsaud_read_packet,
-    wsaud_read_close,
 };
 #endif
 #ifdef CONFIG_WSVQA_DEMUXER
@@ -404,6 +388,5 @@ AVInputFormat wsvqa_demuxer = {
     wsvqa_probe,
     wsvqa_read_header,
     wsvqa_read_packet,
-    wsvqa_read_close,
 };
 #endif