avformat: Constify all muxer/demuxers

This is possible now that the next-API is gone.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: James Almer <jamrial@gmail.com>

libavformat/3dostr.c

@@ -191,7 +191,7 @@ static int threedostr_read_packet(AVFormatContext *s, AVPacket *pkt)
     return AVERROR_EOF;
 }
 
-AVInputFormat ff_threedostr_demuxer = {
+const AVInputFormat ff_threedostr_demuxer = {
     .name           = "3dostr",
     .long_name      = NULL_IF_CONFIG_SMALL("3DO STR"),
     .read_probe     = threedostr_probe,

libavformat/4xm.c

@@ -393,7 +393,7 @@ static int fourxm_read_close(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_fourxm_demuxer = {
+const AVInputFormat ff_fourxm_demuxer = {
     .name           = "4xm",
     .long_name      = NULL_IF_CONFIG_SMALL("4X Technologies"),
     .priv_data_size = sizeof(FourxmDemuxContext),

libavformat/a64.c

@@ -58,7 +58,7 @@ static int a64_write_header(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_a64_muxer = {
+const AVOutputFormat ff_a64_muxer = {
     .name           = "a64",
     .long_name      = NULL_IF_CONFIG_SMALL("a64 - video for Commodore 64"),
     .extensions     = "a64, A64",

libavformat/aacdec.c

@@ -206,7 +206,7 @@ retry:
     return ret;
 }
 
-AVInputFormat ff_aac_demuxer = {
+const AVInputFormat ff_aac_demuxer = {
     .name         = "aac",
     .long_name    = NULL_IF_CONFIG_SMALL("raw ADTS AAC (Advanced Audio Coding)"),
     .read_probe   = adts_aac_probe,

libavformat/aadec.c

@@ -406,7 +406,7 @@ static const AVClass aa_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_aa_demuxer = {
+const AVInputFormat ff_aa_demuxer = {
     .name           = "aa",
     .long_name      = NULL_IF_CONFIG_SMALL("Audible AA format files"),
     .priv_class     = &aa_class,

libavformat/aaxdec.c

@@ -402,7 +402,7 @@ static int aax_read_close(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_aax_demuxer = {
+const AVInputFormat ff_aax_demuxer = {
     .name           = "aax",
     .long_name      = NULL_IF_CONFIG_SMALL("CRI AAX"),
     .priv_data_size = sizeof(AAXContext),

libavformat/ac3dec.c

@@ -103,7 +103,7 @@ static int ac3_probe(const AVProbeData *p)
 }
 
 FF_RAW_DEMUXER_CLASS(ac3)
-AVInputFormat ff_ac3_demuxer = {
+const AVInputFormat ff_ac3_demuxer = {
     .name           = "ac3",
     .long_name      = NULL_IF_CONFIG_SMALL("raw AC-3"),
     .read_probe     = ac3_probe,
@@ -124,7 +124,7 @@ static int eac3_probe(const AVProbeData *p)
 }
 
 FF_RAW_DEMUXER_CLASS(eac3)
-AVInputFormat ff_eac3_demuxer = {
+const AVInputFormat ff_eac3_demuxer = {
     .name           = "eac3",
     .long_name      = NULL_IF_CONFIG_SMALL("raw E-AC-3"),
     .read_probe     = eac3_probe,

libavformat/acedec.c

@@ -104,7 +104,7 @@ static int ace_read_packet(AVFormatContext *s, AVPacket *pkt)
     return av_get_packet(s->pb, pkt, par->block_align);
 }
 
-AVInputFormat ff_ace_demuxer = {
+const AVInputFormat ff_ace_demuxer = {
     .name           = "ace",
     .long_name      = NULL_IF_CONFIG_SMALL("tri-Ace Audio Container"),
     .read_probe     = ace_probe,

libavformat/acm.c

@@ -61,7 +61,7 @@ static int acm_read_header(AVFormatContext *s)
 }
 
 FF_RAW_DEMUXER_CLASS(acm)
-AVInputFormat ff_acm_demuxer = {
+const AVInputFormat ff_acm_demuxer = {
     .name           = "acm",
     .long_name      = NULL_IF_CONFIG_SMALL("Interplay ACM"),
     .read_probe     = acm_probe,

libavformat/act.c

@@ -197,7 +197,7 @@ static int read_packet(AVFormatContext *s,
     return ret;
 }
 
-AVInputFormat ff_act_demuxer = {
+const AVInputFormat ff_act_demuxer = {
     .name           = "act",
     .long_name      = "ACT Voice file format",
     .priv_data_size = sizeof(ACTContext),

libavformat/adp.c

@@ -83,7 +83,7 @@ static int adp_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_adp_demuxer = {
+const AVInputFormat ff_adp_demuxer = {
     .name           = "adp",
     .long_name      = NULL_IF_CONFIG_SMALL("ADP"),
     .read_probe     = adp_probe,

libavformat/ads.c

@@ -80,7 +80,7 @@ static int ads_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_ads_demuxer = {
+const AVInputFormat ff_ads_demuxer = {
     .name           = "ads",
     .long_name      = NULL_IF_CONFIG_SMALL("Sony PS2 ADS"),
     .read_probe     = ads_probe,

libavformat/adtsenc.c

@@ -227,7 +227,7 @@ static const AVClass adts_muxer_class = {
     .version        = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_adts_muxer = {
+const AVOutputFormat ff_adts_muxer = {
     .name              = "adts",
     .long_name         = NULL_IF_CONFIG_SMALL("ADTS AAC (Advanced Audio Coding)"),
     .mime_type         = "audio/aac",

libavformat/adxdec.c

@@ -129,7 +129,7 @@ static int adx_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_adx_demuxer = {
+const AVInputFormat ff_adx_demuxer = {
     .name           = "adx",
     .long_name      = NULL_IF_CONFIG_SMALL("CRI ADX"),
     .read_probe     = adx_probe,

libavformat/aea.c

@@ -98,7 +98,7 @@ static int aea_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_aea_demuxer = {
+const AVInputFormat ff_aea_demuxer = {
     .name           = "aea",
     .long_name      = NULL_IF_CONFIG_SMALL("MD STUDIO audio"),
     .read_probe     = aea_read_probe,

libavformat/afc.c

@@ -69,7 +69,7 @@ static int afc_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_afc_demuxer = {
+const AVInputFormat ff_afc_demuxer = {
     .name           = "afc",
     .long_name      = NULL_IF_CONFIG_SMALL("AFC"),
     .priv_data_size = sizeof(AFCDemuxContext),

libavformat/aiffdec.c

@@ -424,7 +424,7 @@ static int aiff_read_packet(AVFormatContext *s,
     return 0;
 }
 
-AVInputFormat ff_aiff_demuxer = {
+const AVInputFormat ff_aiff_demuxer = {
     .name           = "aiff",
     .long_name      = NULL_IF_CONFIG_SMALL("Audio IFF"),
     .priv_data_size = sizeof(AIFFInputContext),

libavformat/aiffenc.c

@@ -285,7 +285,7 @@ static const AVClass aiff_muxer_class = {
     .version        = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_aiff_muxer = {
+const AVOutputFormat ff_aiff_muxer = {
     .name              = "aiff",
     .long_name         = NULL_IF_CONFIG_SMALL("Audio IFF"),
     .mime_type         = "audio/aiff",

libavformat/aixdec.c

@@ -129,7 +129,7 @@ static int aix_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_aix_demuxer = {
+const AVInputFormat ff_aix_demuxer = {
     .name        = "aix",
     .long_name   = NULL_IF_CONFIG_SMALL("CRI AIX"),
     .read_probe  = aix_probe,

libavformat/alp.c

@@ -163,7 +163,7 @@ static int alp_seek(AVFormatContext *s, int stream_index,
     return avio_seek(s->pb, hdr->header_size + 8, SEEK_SET);
 }
 
-AVInputFormat ff_alp_demuxer = {
+const AVInputFormat ff_alp_demuxer = {
     .name           = "alp",
     .long_name      = NULL_IF_CONFIG_SMALL("LEGO Racers ALP"),
     .priv_data_size = sizeof(ALPHeader),
@@ -291,7 +291,7 @@ static const AVClass alp_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT
 };
 
-AVOutputFormat ff_alp_muxer = {
+const AVOutputFormat ff_alp_muxer = {
     .name           = "alp",
     .long_name      = NULL_IF_CONFIG_SMALL("LEGO Racers ALP"),
     .extensions     = "tun,pcm",

libavformat/amr.c

@@ -159,7 +159,7 @@ static int amr_read_packet(AVFormatContext *s, AVPacket *pkt)
 }
 
 #if CONFIG_AMR_DEMUXER
-AVInputFormat ff_amr_demuxer = {
+const AVInputFormat ff_amr_demuxer = {
     .name           = "amr",
     .long_name      = NULL_IF_CONFIG_SMALL("3GPP AMR"),
     .priv_data_size = sizeof(AMRContext),
@@ -215,7 +215,7 @@ static int amrnb_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_amrnb_demuxer = {
+const AVInputFormat ff_amrnb_demuxer = {
     .name           = "amrnb",
     .long_name      = NULL_IF_CONFIG_SMALL("raw AMR-NB"),
     .priv_data_size = sizeof(AMRContext),
@@ -271,7 +271,7 @@ static int amrwb_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_amrwb_demuxer = {
+const AVInputFormat ff_amrwb_demuxer = {
     .name           = "amrwb",
     .long_name      = NULL_IF_CONFIG_SMALL("raw AMR-WB"),
     .priv_data_size = sizeof(AMRContext),
@@ -283,7 +283,7 @@ AVInputFormat ff_amrwb_demuxer = {
 #endif
 
 #if CONFIG_AMR_MUXER
-AVOutputFormat ff_amr_muxer = {
+const AVOutputFormat ff_amr_muxer = {
     .name              = "amr",
     .long_name         = NULL_IF_CONFIG_SMALL("3GPP AMR"),
     .mime_type         = "audio/amr",

libavformat/amvenc.c

@@ -404,7 +404,7 @@ static int amv_write_trailer(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_amv_muxer = {
+const AVOutputFormat ff_amv_muxer = {
     .name           = "amv",
     .long_name      = NULL_IF_CONFIG_SMALL("AMV"),
     .mime_type      = "video/amv",

libavformat/anm.c

@@ -214,7 +214,7 @@ repeat:
     return 0;
 }
 
-AVInputFormat ff_anm_demuxer = {
+const AVInputFormat ff_anm_demuxer = {
     .name           = "anm",
     .long_name      = NULL_IF_CONFIG_SMALL("Deluxe Paint Animation"),
     .priv_data_size = sizeof(AnmDemuxContext),

libavformat/apc.c

@@ -83,7 +83,7 @@ static int apc_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_apc_demuxer = {
+const AVInputFormat ff_apc_demuxer = {
     .name           = "apc",
     .long_name      = NULL_IF_CONFIG_SMALL("CRYO APC"),
     .read_probe     = apc_probe,

libavformat/ape.c

@@ -450,7 +450,7 @@ static int ape_read_seek(AVFormatContext *s, int stream_index, int64_t timestamp
     return 0;
 }
 
-AVInputFormat ff_ape_demuxer = {
+const AVInputFormat ff_ape_demuxer = {
     .name           = "ape",
     .long_name      = NULL_IF_CONFIG_SMALL("Monkey's Audio"),
     .priv_data_size = sizeof(APEContext),

libavformat/apm.c

@@ -201,7 +201,7 @@ static int apm_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_apm_demuxer = {
+const AVInputFormat ff_apm_demuxer = {
     .name           = "apm",
     .long_name      = NULL_IF_CONFIG_SMALL("Ubisoft Rayman 2 APM"),
     .read_probe     = apm_probe,
@@ -303,7 +303,7 @@ static int apm_write_trailer(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_apm_muxer = {
+const AVOutputFormat ff_apm_muxer = {
     .name           = "apm",
     .long_name      = NULL_IF_CONFIG_SMALL("Ubisoft Rayman 2 APM"),
     .extensions     = "apm",

libavformat/apngdec.c

@@ -421,7 +421,7 @@ static const AVClass demuxer_class = {
     .category   = AV_CLASS_CATEGORY_DEMUXER,
 };
 
-AVInputFormat ff_apng_demuxer = {
+const AVInputFormat ff_apng_demuxer = {
     .name           = "apng",
     .long_name      = NULL_IF_CONFIG_SMALL("Animated Portable Network Graphics"),
     .priv_data_size = sizeof(APNGDemuxContext),

libavformat/apngenc.c

@@ -294,7 +294,7 @@ static const AVClass apng_muxer_class = {
     .option     = options,
 };
 
-AVOutputFormat ff_apng_muxer = {
+const AVOutputFormat ff_apng_muxer = {
     .name           = "apng",
     .long_name      = NULL_IF_CONFIG_SMALL("Animated Portable Network Graphics"),
     .mime_type      = "image/png",

libavformat/aptxdec.c

@@ -95,7 +95,7 @@ static const AVClass aptx_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_aptx_demuxer = {
+const AVInputFormat ff_aptx_demuxer = {
     .name           = "aptx",
     .long_name      = NULL_IF_CONFIG_SMALL("raw aptX"),
     .extensions     = "aptx",
@@ -115,7 +115,7 @@ static const AVClass aptx_hd_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_aptx_hd_demuxer = {
+const AVInputFormat ff_aptx_hd_demuxer = {
     .name           = "aptx_hd",
     .long_name      = NULL_IF_CONFIG_SMALL("raw aptX HD"),
     .extensions     = "aptxhd",

libavformat/aqtitledec.c

@@ -137,7 +137,7 @@ static const AVClass aqt_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_aqtitle_demuxer = {
+const AVInputFormat ff_aqtitle_demuxer = {
     .name           = "aqtitle",
     .long_name      = NULL_IF_CONFIG_SMALL("AQTitle subtitles"),
     .priv_data_size = sizeof(AQTitleContext),

libavformat/argo_asf.c

@@ -271,7 +271,7 @@ static int argo_asf_seek(AVFormatContext *s, int stream_index,
  * - Argonaut Sound File?
  * - Audio Stream File?
  */
-AVInputFormat ff_argo_asf_demuxer = {
+const AVInputFormat ff_argo_asf_demuxer = {
     .name           = "argo_asf",
     .long_name      = NULL_IF_CONFIG_SMALL("Argonaut Games ASF"),
     .priv_data_size = sizeof(ArgoASFDemuxContext),
@@ -468,7 +468,7 @@ static const AVClass argo_asf_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT
 };
 
-AVOutputFormat ff_argo_asf_muxer = {
+const AVOutputFormat ff_argo_asf_muxer = {
     .name           = "argo_asf",
     .long_name      = NULL_IF_CONFIG_SMALL("Argonaut Games ASF"),
     /*

libavformat/argo_brp.c

@@ -413,7 +413,7 @@ static int argo_brp_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_argo_brp_demuxer = {
+const AVInputFormat ff_argo_brp_demuxer = {
     .name           = "argo_brp",
     .long_name      = NULL_IF_CONFIG_SMALL("Argonaut Games BRP"),
     .priv_data_size = sizeof(ArgoBRPDemuxContext),

libavformat/asfdec_f.c

@@ -1606,7 +1606,7 @@ static int asf_read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_asf_demuxer = {
+const AVInputFormat ff_asf_demuxer = {
     .name           = "asf",
     .long_name      = NULL_IF_CONFIG_SMALL("ASF (Advanced / Active Streaming Format)"),
     .priv_data_size = sizeof(ASFContext),

libavformat/asfdec_o.c

@@ -1662,7 +1662,7 @@ failed:
     return ret;
 }
 
-AVInputFormat ff_asf_o_demuxer = {
+const AVInputFormat ff_asf_o_demuxer = {
     .name           = "asf_o",
     .long_name      = NULL_IF_CONFIG_SMALL("ASF (Advanced / Active Streaming Format)"),
     .priv_data_size = sizeof(ASFContext),

libavformat/asfenc.c

@@ -1162,7 +1162,7 @@ static const AVClass asf_muxer_class = {
     .version        = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_asf_muxer = {
+const AVOutputFormat ff_asf_muxer = {
     .name           = "asf",
     .long_name      = NULL_IF_CONFIG_SMALL("ASF (Advanced / Active Streaming Format)"),
     .mime_type      = "video/x-ms-asf",
@@ -1187,7 +1187,7 @@ static const AVClass asf_stream_muxer_class = {
     .version        = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_asf_stream_muxer = {
+const AVOutputFormat ff_asf_stream_muxer = {
     .name           = "asf_stream",
     .long_name      = NULL_IF_CONFIG_SMALL("ASF (Advanced / Active Streaming Format)"),
     .mime_type      = "video/x-ms-asf",

libavformat/assdec.c

@@ -182,7 +182,7 @@ static int ass_read_seek(AVFormatContext *s, int stream_index,
                                    min_ts, ts, max_ts, flags);
 }
 
-AVInputFormat ff_ass_demuxer = {
+const AVInputFormat ff_ass_demuxer = {
     .name           = "ass",
     .long_name      = NULL_IF_CONFIG_SMALL("SSA (SubStation Alpha) subtitle"),
     .priv_data_size = sizeof(ASSContext),

libavformat/assenc.c

@@ -226,7 +226,7 @@ static const AVClass ass_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_ass_muxer = {
+const AVOutputFormat ff_ass_muxer = {
     .name           = "ass",
     .long_name      = NULL_IF_CONFIG_SMALL("SSA (SubStation Alpha) subtitle"),
     .mime_type      = "text/x-ass",

libavformat/astdec.c

@@ -110,7 +110,7 @@ static int ast_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_ast_demuxer = {
+const AVInputFormat ff_ast_demuxer = {
     .name           = "ast",
     .long_name      = NULL_IF_CONFIG_SMALL("AST (Audio Stream)"),
     .read_probe     = ast_probe,

libavformat/astenc.c

@@ -196,7 +196,7 @@ static const AVClass ast_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_ast_muxer = {
+const AVOutputFormat ff_ast_muxer = {
     .name              = "ast",
     .long_name         = NULL_IF_CONFIG_SMALL("AST (Audio Stream)"),
     .extensions        = "ast",

libavformat/au.c

@@ -226,7 +226,7 @@ static int au_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_au_demuxer = {
+const AVInputFormat ff_au_demuxer = {
     .name        = "au",
     .long_name   = NULL_IF_CONFIG_SMALL("Sun AU"),
     .read_probe  = au_probe,
@@ -328,7 +328,7 @@ static int au_write_trailer(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_au_muxer = {
+const AVOutputFormat ff_au_muxer = {
     .name          = "au",
     .long_name     = NULL_IF_CONFIG_SMALL("Sun AU"),
     .mime_type     = "audio/basic",

libavformat/av1dec.c

@@ -281,7 +281,7 @@ static const AVClass annexb_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_av1_demuxer = {
+const AVInputFormat ff_av1_demuxer = {
     .name           = "av1",
     .long_name      = NULL_IF_CONFIG_SMALL("AV1 Annex B"),
     .priv_data_size = sizeof(AnnexBContext),
@@ -468,7 +468,7 @@ static const AVClass obu_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_obu_demuxer = {
+const AVInputFormat ff_obu_demuxer = {
     .name           = "obu",
     .long_name      = NULL_IF_CONFIG_SMALL("AV1 low overhead OBU"),
     .priv_data_size = sizeof(ObuContext),

libavformat/avidec.c

@@ -1969,7 +1969,7 @@ static int avi_probe(const AVProbeData *p)
     return 0;
 }
 
-AVInputFormat ff_avi_demuxer = {
+const AVInputFormat ff_avi_demuxer = {
     .name           = "avi",
     .long_name      = NULL_IF_CONFIG_SMALL("AVI (Audio Video Interleaved)"),
     .priv_data_size = sizeof(AVIContext),

libavformat/avienc.c

@@ -1011,7 +1011,7 @@ static const AVClass avi_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_avi_muxer = {
+const AVOutputFormat ff_avi_muxer = {
     .name           = "avi",
     .long_name      = NULL_IF_CONFIG_SMALL("AVI (Audio Video Interleaved)"),
     .mime_type      = "video/x-msvideo",

libavformat/avisynth.c

@@ -878,7 +878,7 @@ static int avisynth_read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_avisynth_demuxer = {
+const AVInputFormat ff_avisynth_demuxer = {
     .name           = "avisynth",
     .long_name      = NULL_IF_CONFIG_SMALL("AviSynth script"),
     .priv_data_size = sizeof(AviSynthContext),

libavformat/avr.c

@@ -87,7 +87,7 @@ static int avr_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_avr_demuxer = {
+const AVInputFormat ff_avr_demuxer = {
     .name           = "avr",
     .long_name      = NULL_IF_CONFIG_SMALL("AVR (Audio Visual Research)"),
     .read_probe     = avr_probe,

libavformat/avs.c

@@ -224,7 +224,7 @@ static int avs_read_packet(AVFormatContext * s, AVPacket * pkt)
     }
 }
 
-AVInputFormat ff_avs_demuxer = {
+const AVInputFormat ff_avs_demuxer = {
     .name           = "avs",
     .long_name      = NULL_IF_CONFIG_SMALL("Argonaut Games Creature Shock"),
     .priv_data_size = sizeof(AvsFormat),

libavformat/bethsoftvid.c

@@ -291,7 +291,7 @@ static int vid_read_packet(AVFormatContext *s,
     }
 }
 
-AVInputFormat ff_bethsoftvid_demuxer = {
+const AVInputFormat ff_bethsoftvid_demuxer = {
     .name           = "bethsoftvid",
     .long_name      = NULL_IF_CONFIG_SMALL("Bethesda Softworks VID"),
     .priv_data_size = sizeof(BVID_DemuxContext),

libavformat/bfi.c

@@ -174,7 +174,7 @@ static int bfi_read_packet(AVFormatContext * s, AVPacket * pkt)
     return ret;
 }
 
-AVInputFormat ff_bfi_demuxer = {
+const AVInputFormat ff_bfi_demuxer = {
     .name           = "bfi",
     .long_name      = NULL_IF_CONFIG_SMALL("Brute Force & Ignorance"),
     .priv_data_size = sizeof(BFIContext),

libavformat/bink.c

@@ -323,7 +323,7 @@ static int read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, in
     return 0;
 }
 
-AVInputFormat ff_bink_demuxer = {
+const AVInputFormat ff_bink_demuxer = {
     .name           = "bink",
     .long_name      = NULL_IF_CONFIG_SMALL("Bink"),
     .priv_data_size = sizeof(BinkDemuxContext),

libavformat/binka.c

@@ -89,7 +89,7 @@ static int binka_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_binka_demuxer = {
+const AVInputFormat ff_binka_demuxer = {
     .name           = "binka",
     .long_name      = NULL_IF_CONFIG_SMALL("Bink Audio"),
     .read_probe     = binka_probe,

libavformat/bintext.c

@@ -394,7 +394,7 @@ static const AVOption options[] = {
 }}
 
 #if CONFIG_BINTEXT_DEMUXER
-AVInputFormat ff_bintext_demuxer = {
+const AVInputFormat ff_bintext_demuxer = {
     .name           = "bin",
     .long_name      = NULL_IF_CONFIG_SMALL("Binary text"),
     .priv_data_size = sizeof(BinDemuxContext),
@@ -406,7 +406,7 @@ AVInputFormat ff_bintext_demuxer = {
 #endif
 
 #if CONFIG_XBIN_DEMUXER
-AVInputFormat ff_xbin_demuxer = {
+const AVInputFormat ff_xbin_demuxer = {
     .name           = "xbin",
     .long_name      = NULL_IF_CONFIG_SMALL("eXtended BINary text (XBIN)"),
     .priv_data_size = sizeof(BinDemuxContext),
@@ -418,7 +418,7 @@ AVInputFormat ff_xbin_demuxer = {
 #endif
 
 #if CONFIG_ADF_DEMUXER
-AVInputFormat ff_adf_demuxer = {
+const AVInputFormat ff_adf_demuxer = {
     .name           = "adf",
     .long_name      = NULL_IF_CONFIG_SMALL("Artworx Data Format"),
     .priv_data_size = sizeof(BinDemuxContext),
@@ -430,7 +430,7 @@ AVInputFormat ff_adf_demuxer = {
 #endif
 
 #if CONFIG_IDF_DEMUXER
-AVInputFormat ff_idf_demuxer = {
+const AVInputFormat ff_idf_demuxer = {
     .name           = "idf",
     .long_name      = NULL_IF_CONFIG_SMALL("iCE Draw File"),
     .priv_data_size = sizeof(BinDemuxContext),

libavformat/bit.c

@@ -109,7 +109,7 @@ static int read_packet(AVFormatContext *s,
     return 0;
 }
 
-AVInputFormat ff_bit_demuxer = {
+const AVInputFormat ff_bit_demuxer = {
     .name        = "bit",
     .long_name   = NULL_IF_CONFIG_SMALL("G.729 BIT file format"),
     .read_probe  = probe,
@@ -155,7 +155,7 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVOutputFormat ff_bit_muxer = {
+const AVOutputFormat ff_bit_muxer = {
     .name         = "bit",
     .long_name    = NULL_IF_CONFIG_SMALL("G.729 BIT file format"),
     .mime_type    = "audio/bit",

libavformat/bmv.c

@@ -125,7 +125,7 @@ static int bmv_read_close(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_bmv_demuxer = {
+const AVInputFormat ff_bmv_demuxer = {
     .name           = "bmv",
     .long_name      = NULL_IF_CONFIG_SMALL("Discworld II BMV"),
     .priv_data_size = sizeof(BMVContext),

libavformat/boadec.c

@@ -75,7 +75,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     return av_get_packet(s->pb, pkt, st->codecpar->block_align);
 }
 
-AVInputFormat ff_boa_demuxer = {
+const AVInputFormat ff_boa_demuxer = {
     .name           = "boa",
     .long_name      = NULL_IF_CONFIG_SMALL("Black Ops Audio"),
     .read_probe     = probe,

libavformat/brstm.c

@@ -481,7 +481,7 @@ static int read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_brstm_demuxer = {
+const AVInputFormat ff_brstm_demuxer = {
     .name           = "brstm",
     .long_name      = NULL_IF_CONFIG_SMALL("BRSTM (Binary Revolution Stream)"),
     .priv_data_size = sizeof(BRSTMDemuxContext),
@@ -493,7 +493,7 @@ AVInputFormat ff_brstm_demuxer = {
     .extensions     = "brstm",
 };
 
-AVInputFormat ff_bfstm_demuxer = {
+const AVInputFormat ff_bfstm_demuxer = {
     .name           = "bfstm",
     .long_name      = NULL_IF_CONFIG_SMALL("BFSTM (Binary Cafe Stream)"),
     .priv_data_size = sizeof(BRSTMDemuxContext),

libavformat/c93.c

@@ -185,7 +185,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_c93_demuxer = {
+const AVInputFormat ff_c93_demuxer = {
     .name           = "c93",
     .long_name      = NULL_IF_CONFIG_SMALL("Interplay C93"),
     .priv_data_size = sizeof(C93DemuxContext),

libavformat/cafdec.c

@@ -457,7 +457,7 @@ static int read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_caf_demuxer = {
+const AVInputFormat ff_caf_demuxer = {
     .name           = "caf",
     .long_name      = NULL_IF_CONFIG_SMALL("Apple CAF (Core Audio Format)"),
     .priv_data_size = sizeof(CafContext),

libavformat/cafenc.c

@@ -263,7 +263,7 @@ static int caf_write_trailer(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_caf_muxer = {
+const AVOutputFormat ff_caf_muxer = {
     .name           = "caf",
     .long_name      = NULL_IF_CONFIG_SMALL("Apple CAF (Core Audio Format)"),
     .mime_type      = "audio/x-caf",

libavformat/cdg.c

@@ -67,7 +67,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_cdg_demuxer = {
+const AVInputFormat ff_cdg_demuxer = {
     .name           = "cdg",
     .long_name      = NULL_IF_CONFIG_SMALL("CD Graphics"),
     .read_header    = read_header,

libavformat/cdxl.c

@@ -258,7 +258,7 @@ static const AVClass cdxl_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_cdxl_demuxer = {
+const AVInputFormat ff_cdxl_demuxer = {
     .name           = "cdxl",
     .long_name      = NULL_IF_CONFIG_SMALL("Commodore CDXL video"),
     .priv_data_size = sizeof(CDXLDemuxContext),

libavformat/chromaprint.c

@@ -179,7 +179,7 @@ static const AVClass chromaprint_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_chromaprint_muxer = {
+const AVOutputFormat ff_chromaprint_muxer = {
     .name              = "chromaprint",
     .long_name         = NULL_IF_CONFIG_SMALL("Chromaprint"),
     .priv_data_size    = sizeof(ChromaprintMuxContext),

libavformat/cinedec.c

@@ -322,7 +322,7 @@ static int cine_read_seek(AVFormatContext *avctx, int stream_index, int64_t time
     return 0;
 }
 
-AVInputFormat ff_cine_demuxer = {
+const AVInputFormat ff_cine_demuxer = {
     .name           = "cine",
     .long_name      = NULL_IF_CONFIG_SMALL("Phantom Cine"),
     .priv_data_size = sizeof(CineDemuxContext),

libavformat/codec2.c

@@ -300,7 +300,7 @@ static const AVClass codec2raw_demux_class = {
 };
 
 #if CONFIG_CODEC2_DEMUXER
-AVInputFormat ff_codec2_demuxer = {
+const AVInputFormat ff_codec2_demuxer = {
     .name           = "codec2",
     .long_name      = NULL_IF_CONFIG_SMALL("codec2 .c2 demuxer"),
     .priv_data_size = sizeof(Codec2Context),
@@ -316,7 +316,7 @@ AVInputFormat ff_codec2_demuxer = {
 #endif
 
 #if CONFIG_CODEC2_MUXER
-AVOutputFormat ff_codec2_muxer = {
+const AVOutputFormat ff_codec2_muxer = {
     .name           = "codec2",
     .long_name      = NULL_IF_CONFIG_SMALL("codec2 .c2 muxer"),
     .priv_data_size = sizeof(Codec2Context),
@@ -331,7 +331,7 @@ AVOutputFormat ff_codec2_muxer = {
 #endif
 
 #if CONFIG_CODEC2RAW_DEMUXER
-AVInputFormat ff_codec2raw_demuxer = {
+const AVInputFormat ff_codec2raw_demuxer = {
     .name           = "codec2raw",
     .long_name      = NULL_IF_CONFIG_SMALL("raw codec2 demuxer"),
     .priv_data_size = sizeof(Codec2Context),

libavformat/concatdec.c

@@ -775,7 +775,7 @@ static const AVClass concat_class = {
 };
 
 
-AVInputFormat ff_concat_demuxer = {
+const AVInputFormat ff_concat_demuxer = {
     .name           = "concat",
     .long_name      = NULL_IF_CONFIG_SMALL("Virtual concatenation script"),
     .priv_data_size = sizeof(ConcatContext),

libavformat/crcenc.c

@@ -56,7 +56,7 @@ static int crc_write_trailer(struct AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_crc_muxer = {
+const AVOutputFormat ff_crc_muxer = {
     .name              = "crc",
     .long_name         = NULL_IF_CONFIG_SMALL("CRC testing"),
     .priv_data_size    = sizeof(CRCState),

libavformat/dashdec.c

@@ -2397,7 +2397,7 @@ static const AVClass dash_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_dash_demuxer = {
+const AVInputFormat ff_dash_demuxer = {
     .name           = "dash",
     .long_name      = NULL_IF_CONFIG_SMALL("Dynamic Adaptive Streaming over HTTP"),
     .priv_class     = &dash_class,

libavformat/dashenc.c

@@ -2383,7 +2383,7 @@ static const AVClass dash_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_dash_muxer = {
+const AVOutputFormat ff_dash_muxer = {
     .name           = "dash",
     .long_name      = NULL_IF_CONFIG_SMALL("DASH Muxer"),
     .extensions     = "mpd",

libavformat/dauddec.c

@@ -50,7 +50,7 @@ static int daud_packet(AVFormatContext *s, AVPacket *pkt) {
     return ret;
 }
 
-AVInputFormat ff_daud_demuxer = {
+const AVInputFormat ff_daud_demuxer = {
     .name           = "daud",
     .long_name      = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
     .read_header    = daud_header,

libavformat/daudenc.c

@@ -42,7 +42,7 @@ static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVOutputFormat ff_daud_muxer = {
+const AVOutputFormat ff_daud_muxer = {
     .name         = "daud",
     .long_name    = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
     .extensions   = "302",

libavformat/dcstr.c

@@ -78,7 +78,7 @@ static int dcstr_read_packet(AVFormatContext *s, AVPacket *pkt)
     return av_get_packet(s->pb, pkt, par->block_align);
 }
 
-AVInputFormat ff_dcstr_demuxer = {
+const AVInputFormat ff_dcstr_demuxer = {
     .name           = "dcstr",
     .long_name      = NULL_IF_CONFIG_SMALL("Sega DC STR"),
     .read_probe     = dcstr_probe,

libavformat/derf.c

@@ -68,7 +68,7 @@ static int derf_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_derf_demuxer = {
+const AVInputFormat ff_derf_demuxer = {
     .name           = "derf",
     .long_name      = NULL_IF_CONFIG_SMALL("Xilam DERF"),
     .read_probe     = derf_probe,

libavformat/dfa.c

@@ -120,7 +120,7 @@ static int dfa_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_dfa_demuxer = {
+const AVInputFormat ff_dfa_demuxer = {
     .name           = "dfa",
     .long_name      = NULL_IF_CONFIG_SMALL("Chronomaster DFA"),
     .read_probe     = dfa_probe,

libavformat/dhav.c

@@ -451,7 +451,7 @@ static int dhav_read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_dhav_demuxer = {
+const AVInputFormat ff_dhav_demuxer = {
     .name           = "dhav",
     .long_name      = NULL_IF_CONFIG_SMALL("Video DAV"),
     .priv_data_size = sizeof(DHAVContext),

libavformat/dsfdec.c

@@ -199,7 +199,7 @@ static int dsf_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_dsf_demuxer = {
+const AVInputFormat ff_dsf_demuxer = {
     .name           = "dsf",
     .long_name      = NULL_IF_CONFIG_SMALL("DSD Stream File (DSF)"),
     .priv_data_size = sizeof(DSFContext),

libavformat/dsicin.c

@@ -223,7 +223,7 @@ static int cin_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_dsicin_demuxer = {
+const AVInputFormat ff_dsicin_demuxer = {
     .name           = "dsicin",
     .long_name      = NULL_IF_CONFIG_SMALL("Delphine Software International CIN"),
     .priv_data_size = sizeof(CinDemuxContext),

libavformat/dss.c

@@ -354,7 +354,7 @@ static int dss_read_seek(AVFormatContext *s, int stream_index,
 }
 
 
-AVInputFormat ff_dss_demuxer = {
+const AVInputFormat ff_dss_demuxer = {
     .name           = "dss",
     .long_name      = NULL_IF_CONFIG_SMALL("Digital Speech Standard (DSS)"),
     .priv_data_size = sizeof(DSSDemuxContext),

libavformat/dtsdec.c

@@ -133,7 +133,7 @@ static int dts_probe(const AVProbeData *p)
 }
 
 FF_RAW_DEMUXER_CLASS(dts)
-AVInputFormat ff_dts_demuxer = {
+const AVInputFormat ff_dts_demuxer = {
     .name           = "dts",
     .long_name      = NULL_IF_CONFIG_SMALL("raw DTS"),
     .read_probe     = dts_probe,

libavformat/dtshddec.c

@@ -159,7 +159,7 @@ static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
     return ret;
 }
 
-AVInputFormat ff_dtshd_demuxer = {
+const AVInputFormat ff_dtshd_demuxer = {
     .name           = "dtshd",
     .long_name      = NULL_IF_CONFIG_SMALL("raw DTS-HD"),
     .priv_data_size = sizeof(DTSHDDemuxContext),

libavformat/dv.c

@@ -614,7 +614,7 @@ static int dv_probe(const AVProbeData *p)
     return 0;
 }
 
-AVInputFormat ff_dv_demuxer = {
+const AVInputFormat ff_dv_demuxer = {
     .name           = "dv",
     .long_name      = NULL_IF_CONFIG_SMALL("DV (Digital Video)"),
     .priv_data_size = sizeof(RawDVContext),

libavformat/dvenc.c

@@ -436,7 +436,7 @@ static void dv_deinit(AVFormatContext *s)
         av_fifo_freep(&c->audio_data[i]);
 }
 
-AVOutputFormat ff_dv_muxer = {
+const AVOutputFormat ff_dv_muxer = {
     .name              = "dv",
     .long_name         = NULL_IF_CONFIG_SMALL("DV (Digital Video)"),
     .extensions        = "dv",

libavformat/dxa.c

@@ -226,7 +226,7 @@ static int dxa_read_packet(AVFormatContext *s, AVPacket *pkt)
     return AVERROR_EOF;
 }
 
-AVInputFormat ff_dxa_demuxer = {
+const AVInputFormat ff_dxa_demuxer = {
     .name           = "dxa",
     .long_name      = NULL_IF_CONFIG_SMALL("DXA"),
     .priv_data_size = sizeof(DXAContext),

libavformat/eacdata.c

@@ -94,7 +94,7 @@ static int cdata_read_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_ea_cdata_demuxer = {
+const AVInputFormat ff_ea_cdata_demuxer = {
     .name           = "ea_cdata",
     .long_name      = NULL_IF_CONFIG_SMALL("Electronic Arts cdata"),
     .priv_data_size = sizeof(CdataDemuxContext),

libavformat/electronicarts.c

@@ -752,7 +752,7 @@ get_video_packet:
     return ret;
 }
 
-AVInputFormat ff_ea_demuxer = {
+const AVInputFormat ff_ea_demuxer = {
     .name           = "ea",
     .long_name      = NULL_IF_CONFIG_SMALL("Electronic Arts Multimedia"),
     .priv_data_size = sizeof(EaDemuxContext),

libavformat/epafdec.c

@@ -93,7 +93,7 @@ static int epaf_read_header(AVFormatContext *s)
     return 0;
 }
 
-AVInputFormat ff_epaf_demuxer = {
+const AVInputFormat ff_epaf_demuxer = {
     .name           = "epaf",
     .long_name      = NULL_IF_CONFIG_SMALL("Ensoniq Paris Audio File"),
     .read_probe     = epaf_probe,

libavformat/ffmetadec.c

@@ -222,7 +222,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
     return AVERROR_EOF;
 }
 
-AVInputFormat ff_ffmetadata_demuxer = {
+const AVInputFormat ff_ffmetadata_demuxer = {
     .name        = "ffmetadata",
     .long_name   = NULL_IF_CONFIG_SMALL("FFmpeg metadata in text"),
     .read_probe  = probe,

libavformat/ffmetaenc.c

@@ -87,7 +87,7 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVOutputFormat ff_ffmetadata_muxer = {
+const AVOutputFormat ff_ffmetadata_muxer = {
     .name          = "ffmetadata",
     .long_name     = NULL_IF_CONFIG_SMALL("FFmpeg metadata in text"),
     .extensions    = "ffmeta",

libavformat/fifo.c

@@ -697,7 +697,7 @@ static const AVClass fifo_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_fifo_muxer = {
+const AVOutputFormat ff_fifo_muxer = {
     .name           = "fifo",
     .long_name      = NULL_IF_CONFIG_SMALL("FIFO queue pseudo-muxer"),
     .priv_data_size = sizeof(FifoContext),

libavformat/fifo_test.c

@@ -138,7 +138,7 @@ static const AVClass failing_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_fifo_test_muxer = {
+const AVOutputFormat ff_fifo_test_muxer = {
     .name           = "fifo_test",
     .long_name      = NULL_IF_CONFIG_SMALL("Fifo test muxer"),
     .priv_data_size = sizeof(FailingMuxerContext),

libavformat/filmstripdec.c

@@ -104,7 +104,7 @@ static int read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, in
     return 0;
 }
 
-AVInputFormat ff_filmstrip_demuxer = {
+const AVInputFormat ff_filmstrip_demuxer = {
     .name           = "filmstrip",
     .long_name      = NULL_IF_CONFIG_SMALL("Adobe Filmstrip"),
     .priv_data_size = sizeof(FilmstripDemuxContext),

libavformat/filmstripenc.c

@@ -60,7 +60,7 @@ static int write_trailer(AVFormatContext *s)
     return 0;
 }
 
-AVOutputFormat ff_filmstrip_muxer = {
+const AVOutputFormat ff_filmstrip_muxer = {
     .name              = "filmstrip",
     .long_name         = NULL_IF_CONFIG_SMALL("Adobe Filmstrip"),
     .extensions        = "flm",

libavformat/fitsdec.c

@@ -223,7 +223,7 @@ static const AVClass fits_demuxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_fits_demuxer = {
+const AVInputFormat ff_fits_demuxer = {
     .name           = "fits",
     .long_name      = NULL_IF_CONFIG_SMALL("Flexible Image Transport System"),
     .priv_data_size = sizeof(FITSContext),

libavformat/fitsenc.c

@@ -194,7 +194,7 @@ static int fits_write_packet(AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVOutputFormat ff_fits_muxer = {
+const AVOutputFormat ff_fits_muxer = {
     .name         = "fits",
     .long_name    = NULL_IF_CONFIG_SMALL("Flexible Image Transport System"),
     .extensions   = "fits",

libavformat/flacdec.c

@@ -330,7 +330,7 @@ static int flac_seek(AVFormatContext *s, int stream_index, int64_t timestamp, in
 }
 
 FF_RAW_DEMUXER_CLASS(flac)
-AVInputFormat ff_flac_demuxer = {
+const AVInputFormat ff_flac_demuxer = {
     .name           = "flac",
     .long_name      = NULL_IF_CONFIG_SMALL("raw FLAC"),
     .read_probe     = flac_probe,

libavformat/flacenc.c

@@ -411,7 +411,7 @@ static const AVClass flac_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_flac_muxer = {
+const AVOutputFormat ff_flac_muxer = {
     .name              = "flac",
     .long_name         = NULL_IF_CONFIG_SMALL("raw FLAC"),
     .priv_data_size    = sizeof(FlacMuxerContext),

libavformat/flic.c

@@ -285,7 +285,7 @@ static int flic_read_seek(AVFormatContext *s, int stream_index,
     return 0;
 }
 
-AVInputFormat ff_flic_demuxer = {
+const AVInputFormat ff_flic_demuxer = {
     .name           = "flic",
     .long_name      = NULL_IF_CONFIG_SMALL("FLI/FLC/FLX animation"),
     .priv_data_size = sizeof(FlicDemuxContext),

libavformat/flvdec.c

@@ -1372,7 +1372,7 @@ static const AVClass flv_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_flv_demuxer = {
+const AVInputFormat ff_flv_demuxer = {
     .name           = "flv",
     .long_name      = NULL_IF_CONFIG_SMALL("FLV (Flash Video)"),
     .priv_data_size = sizeof(FLVContext),
@@ -1392,7 +1392,7 @@ static const AVClass live_flv_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_live_flv_demuxer = {
+const AVInputFormat ff_live_flv_demuxer = {
     .name           = "live_flv",
     .long_name      = NULL_IF_CONFIG_SMALL("live RTMP FLV (Flash Video)"),
     .priv_data_size = sizeof(FLVContext),
@@ -1413,7 +1413,7 @@ static const AVClass kux_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVInputFormat ff_kux_demuxer = {
+const AVInputFormat ff_kux_demuxer = {
     .name           = "kux",
     .long_name      = NULL_IF_CONFIG_SMALL("KUX (YouKu)"),
     .priv_data_size = sizeof(FLVContext),

libavformat/flvenc.c

@@ -1112,7 +1112,7 @@ static const AVClass flv_muxer_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-AVOutputFormat ff_flv_muxer = {
+const AVOutputFormat ff_flv_muxer = {
     .name           = "flv",
     .long_name      = NULL_IF_CONFIG_SMALL("FLV (Flash Video)"),
     .mime_type      = "video/x-flv",

libavformat/framecrcenc.c

@@ -129,7 +129,7 @@ static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     return 0;
 }
 
-AVOutputFormat ff_framecrc_muxer = {
+const AVOutputFormat ff_framecrc_muxer = {
     .name              = "framecrc",
     .long_name         = NULL_IF_CONFIG_SMALL("framecrc testing"),
     .audio_codec       = AV_CODEC_ID_PCM_S16LE,

libavformat/frmdec.c

@@ -103,7 +103,7 @@ static int frm_read_packet(AVFormatContext *avctx, AVPacket *pkt)
     return 0;
 }
 
-AVInputFormat ff_frm_demuxer = {
+const AVInputFormat ff_frm_demuxer = {
     .name           = "frm",
     .priv_data_size = sizeof(FrmContext),
     .long_name      = NULL_IF_CONFIG_SMALL("Megalux Frame"),