avfilter: Constify all AVFilters

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>

configure

@@ -3899,7 +3899,7 @@ find_things_extern(){
 
 find_filters_extern(){
     file=$source_path/$1
-    sed -n 's/^extern AVFilter ff_[avfsinkrc]\{2,5\}_\([[:alnum:]_]\{1,\}\);/\1_filter/p' $file
+    sed -n 's/^extern const AVFilter ff_[avfsinkrc]\{2,5\}_\([[:alnum:]_]\{1,\}\);/\1_filter/p' $file
 }
 
 FILTER_LIST=$(find_filters_extern libavfilter/allfilters.c)
@@ -7636,7 +7636,7 @@ cp_if_changed $TMPH libavutil/avconfig.h
 # full_filter_name_foo=vf_foo
 # full_filter_name_bar=asrc_bar
 # ...
-eval "$(sed -n "s/^extern AVFilter ff_\([avfsinkrc]\{2,5\}\)_\(.*\);/full_filter_name_\2=\1_\2/p" $source_path/libavfilter/allfilters.c)"
+eval "$(sed -n "s/^extern const AVFilter ff_\([avfsinkrc]\{2,5\}\)_\(.*\);/full_filter_name_\2=\1_\2/p" $source_path/libavfilter/allfilters.c)"
 
 # generate the lists of enabled components
 print_enabled_components(){

libavfilter/aeval.c

@@ -322,7 +322,7 @@ static const AVFilterPad aevalsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_aevalsrc = {
+const AVFilter ff_asrc_aevalsrc = {
     .name          = "aevalsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate an audio signal generated by an expression."),
     .query_formats = query_formats,
@@ -473,7 +473,7 @@ static const AVFilterPad aeval_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aeval = {
+const AVFilter ff_af_aeval = {
     .name          = "aeval",
     .description   = NULL_IF_CONFIG_SMALL("Filter audio signal according to a specified expression."),
     .query_formats = aeval_query_formats,

libavfilter/af_acontrast.c

@@ -208,7 +208,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acontrast = {
+const AVFilter ff_af_acontrast = {
     .name           = "acontrast",
     .description    = NULL_IF_CONFIG_SMALL("Simple audio dynamic range compression/expansion filter."),
     .query_formats  = query_formats,

libavfilter/af_acopy.c

@@ -62,7 +62,7 @@ static const AVFilterPad acopy_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acopy = {
+const AVFilter ff_af_acopy = {
     .name          = "acopy",
     .description   = NULL_IF_CONFIG_SMALL("Copy the input audio unchanged to the output."),
     .inputs        = acopy_inputs,

libavfilter/af_acrossover.c

@@ -569,7 +569,7 @@ static const AVFilterPad inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acrossover = {
+const AVFilter ff_af_acrossover = {
     .name           = "acrossover",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-bands streams."),
     .priv_size      = sizeof(AudioCrossoverContext),

libavfilter/af_acrusher.c

@@ -364,7 +364,7 @@ static const AVFilterPad avfilter_af_acrusher_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acrusher = {
+const AVFilter ff_af_acrusher = {
     .name          = "acrusher",
     .description   = NULL_IF_CONFIG_SMALL("Reduce audio bit resolution."),
     .priv_size     = sizeof(ACrusherContext),

libavfilter/af_adeclick.c

@@ -762,7 +762,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_adeclick = {
+const AVFilter ff_af_adeclick = {
     .name          = "adeclick",
     .description   = NULL_IF_CONFIG_SMALL("Remove impulsive noise from input audio."),
     .query_formats = query_formats,
@@ -798,7 +798,7 @@ static const AVOption adeclip_options[] = {
 
 AVFILTER_DEFINE_CLASS(adeclip);
 
-AVFilter ff_af_adeclip = {
+const AVFilter ff_af_adeclip = {
     .name          = "adeclip",
     .description   = NULL_IF_CONFIG_SMALL("Remove clipping from input audio."),
     .query_formats = query_formats,

libavfilter/af_adelay.c

@@ -350,7 +350,7 @@ static const AVFilterPad adelay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_adelay = {
+const AVFilter ff_af_adelay = {
     .name          = "adelay",
     .description   = NULL_IF_CONFIG_SMALL("Delay one or more audio channels."),
     .query_formats = query_formats,

libavfilter/af_adenorm.c

@@ -318,7 +318,7 @@ static const AVOption adenorm_options[] = {
 
 AVFILTER_DEFINE_CLASS(adenorm);
 
-AVFilter ff_af_adenorm = {
+const AVFilter ff_af_adenorm = {
     .name            = "adenorm",
     .description     = NULL_IF_CONFIG_SMALL("Remedy denormals by adding extremely low-level noise."),
     .query_formats   = query_formats,

libavfilter/af_aderivative.c

@@ -186,7 +186,7 @@ static const AVFilterPad aderivative_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aderivative = {
+const AVFilter ff_af_aderivative = {
     .name          = "aderivative",
     .description   = NULL_IF_CONFIG_SMALL("Compute derivative of input audio."),
     .query_formats = query_formats,
@@ -196,7 +196,7 @@ AVFilter ff_af_aderivative = {
     .outputs       = aderivative_outputs,
 };
 
-AVFilter ff_af_aintegral = {
+const AVFilter ff_af_aintegral = {
     .name          = "aintegral",
     .description   = NULL_IF_CONFIG_SMALL("Compute integral of input audio."),
     .query_formats = query_formats,

libavfilter/af_aecho.c

@@ -376,7 +376,7 @@ static const AVFilterPad aecho_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aecho = {
+const AVFilter ff_af_aecho = {
     .name          = "aecho",
     .description   = NULL_IF_CONFIG_SMALL("Add echoing to the audio."),
     .query_formats = query_formats,

libavfilter/af_aemphasis.c

@@ -400,7 +400,7 @@ static const AVFilterPad avfilter_af_aemphasis_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aemphasis = {
+const AVFilter ff_af_aemphasis = {
     .name          = "aemphasis",
     .description   = NULL_IF_CONFIG_SMALL("Audio emphasis."),
     .priv_size     = sizeof(AudioEmphasisContext),

libavfilter/af_aexciter.c

@@ -303,7 +303,7 @@ static const AVFilterPad avfilter_af_aexciter_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aexciter = {
+const AVFilter ff_af_aexciter = {
     .name          = "aexciter",
     .description   = NULL_IF_CONFIG_SMALL("Enhance high frequency part of audio."),
     .priv_size     = sizeof(AExciterContext),

libavfilter/af_afade.c

@@ -365,7 +365,7 @@ static const AVFilterPad avfilter_af_afade_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afade = {
+const AVFilter ff_af_afade = {
     .name          = "afade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input audio."),
     .query_formats = query_formats,
@@ -653,7 +653,7 @@ static const AVFilterPad avfilter_af_acrossfade_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acrossfade = {
+const AVFilter ff_af_acrossfade = {
     .name          = "acrossfade",
     .description   = NULL_IF_CONFIG_SMALL("Cross fade two input audio streams."),
     .query_formats = query_formats,

libavfilter/af_afftdn.c

@@ -1418,7 +1418,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afftdn = {
+const AVFilter ff_af_afftdn = {
     .name            = "afftdn",
     .description     = NULL_IF_CONFIG_SMALL("Denoise audio samples using FFT."),
     .query_formats   = query_formats,

libavfilter/af_afftfilt.c

@@ -476,7 +476,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afftfilt = {
+const AVFilter ff_af_afftfilt = {
     .name            = "afftfilt",
     .description     = NULL_IF_CONFIG_SMALL("Apply arbitrary expressions to samples in frequency domain."),
     .priv_size       = sizeof(AFFTFiltContext),

libavfilter/af_afir.c

@@ -948,7 +948,7 @@ static const AVOption afir_options[] = {
 
 AVFILTER_DEFINE_CLASS(afir);
 
-AVFilter ff_af_afir = {
+const AVFilter ff_af_afir = {
     .name          = "afir",
     .description   = NULL_IF_CONFIG_SMALL("Apply Finite Impulse Response filter with supplied coefficients in additional stream(s)."),
     .priv_size     = sizeof(AudioFIRContext),

libavfilter/af_aformat.c

@@ -157,7 +157,7 @@ static const AVFilterPad avfilter_af_aformat_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aformat = {
+const AVFilter ff_af_aformat = {
     .name          = "aformat",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
     .init          = init,

libavfilter/af_afreqshift.c

@@ -390,7 +390,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_afreqshift = {
+const AVFilter ff_af_afreqshift = {
     .name            = "afreqshift",
     .description     = NULL_IF_CONFIG_SMALL("Apply frequency shifting to input audio."),
     .query_formats   = query_formats,
@@ -412,7 +412,7 @@ static const AVOption aphaseshift_options[] = {
 
 AVFILTER_DEFINE_CLASS(aphaseshift);
 
-AVFilter ff_af_aphaseshift = {
+const AVFilter ff_af_aphaseshift = {
     .name            = "aphaseshift",
     .description     = NULL_IF_CONFIG_SMALL("Apply phase shifting to input audio."),
     .query_formats   = query_formats,

libavfilter/af_agate.c

@@ -260,7 +260,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_agate = {
+const AVFilter ff_af_agate = {
     .name           = "agate",
     .description    = NULL_IF_CONFIG_SMALL("Audio gate."),
     .query_formats  = query_formats,
@@ -437,7 +437,7 @@ static const AVFilterPad sidechaingate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sidechaingate = {
+const AVFilter ff_af_sidechaingate = {
     .name           = "sidechaingate",
     .description    = NULL_IF_CONFIG_SMALL("Audio sidechain gate."),
     .priv_size      = sizeof(AudioGateContext),

libavfilter/af_aiir.c

@@ -1577,7 +1577,7 @@ static const AVOption aiir_options[] = {
 
 AVFILTER_DEFINE_CLASS(aiir);
 
-AVFilter ff_af_aiir = {
+const AVFilter ff_af_aiir = {
     .name          = "aiir",
     .description   = NULL_IF_CONFIG_SMALL("Apply Infinite Impulse Response filter with supplied coefficients."),
     .priv_size     = sizeof(AudioIIRContext),

libavfilter/af_alimiter.c

@@ -362,7 +362,7 @@ static const AVFilterPad alimiter_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_alimiter = {
+const AVFilter ff_af_alimiter = {
     .name           = "alimiter",
     .description    = NULL_IF_CONFIG_SMALL("Audio lookahead limiter."),
     .priv_size      = sizeof(AudioLimiterContext),

libavfilter/af_amerge.c

@@ -347,7 +347,7 @@ static const AVFilterPad amerge_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_amerge = {
+const AVFilter ff_af_amerge = {
     .name          = "amerge",
     .description   = NULL_IF_CONFIG_SMALL("Merge two or more audio streams into "
                                           "a single multi-channel stream."),

libavfilter/af_amix.c

@@ -637,7 +637,7 @@ static const AVFilterPad avfilter_af_amix_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_amix = {
+const AVFilter ff_af_amix = {
     .name           = "amix",
     .description    = NULL_IF_CONFIG_SMALL("Audio mixing."),
     .priv_size      = sizeof(MixContext),

libavfilter/af_amultiply.c

@@ -205,7 +205,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_amultiply = {
+const AVFilter ff_af_amultiply = {
     .name           = "amultiply",
     .description    = NULL_IF_CONFIG_SMALL("Multiply two audio streams."),
     .priv_size      = sizeof(AudioMultiplyContext),

libavfilter/af_anequalizer.c

@@ -764,7 +764,7 @@ static const AVFilterPad inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anequalizer = {
+const AVFilter ff_af_anequalizer = {
     .name          = "anequalizer",
     .description   = NULL_IF_CONFIG_SMALL("Apply high-order audio parametric multi band equalizer."),
     .priv_size     = sizeof(AudioNEqualizerContext),

libavfilter/af_anlmdn.c

@@ -408,7 +408,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anlmdn = {
+const AVFilter ff_af_anlmdn = {
     .name          = "anlmdn",
     .description   = NULL_IF_CONFIG_SMALL("Reduce broadband noise from stream using Non-Local Means."),
     .query_formats = query_formats,

libavfilter/af_anlms.c

@@ -314,7 +314,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anlms = {
+const AVFilter ff_af_anlms = {
     .name           = "anlms",
     .description    = NULL_IF_CONFIG_SMALL("Apply Normalized Least-Mean-Squares algorithm to first audio stream."),
     .priv_size      = sizeof(AudioNLMSContext),

libavfilter/af_anull.c

@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_af_anull_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_anull = {
+const AVFilter ff_af_anull = {
     .name          = "anull",
     .description   = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
     .inputs        = avfilter_af_anull_inputs,

libavfilter/af_apad.c

@@ -168,7 +168,7 @@ static const AVFilterPad apad_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_apad = {
+const AVFilter ff_af_apad = {
     .name          = "apad",
     .description   = NULL_IF_CONFIG_SMALL("Pad audio with silence."),
     .init          = init,

libavfilter/af_aphaser.c

@@ -290,7 +290,7 @@ static const AVFilterPad aphaser_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aphaser = {
+const AVFilter ff_af_aphaser = {
     .name          = "aphaser",
     .description   = NULL_IF_CONFIG_SMALL("Add a phasing effect to the audio."),
     .query_formats = query_formats,

libavfilter/af_apulsator.c

@@ -246,7 +246,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_apulsator = {
+const AVFilter ff_af_apulsator = {
     .name          = "apulsator",
     .description   = NULL_IF_CONFIG_SMALL("Audio pulsator."),
     .priv_size     = sizeof(AudioPulsatorContext),

libavfilter/af_aresample.c

@@ -342,7 +342,7 @@ static const AVFilterPad aresample_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_aresample = {
+const AVFilter ff_af_aresample = {
     .name          = "aresample",
     .description   = NULL_IF_CONFIG_SMALL("Resample audio data."),
     .init_dict     = init_dict,

libavfilter/af_arnndn.c

@@ -1619,7 +1619,7 @@ static const AVOption arnndn_options[] = {
 
 AVFILTER_DEFINE_CLASS(arnndn);
 
-AVFilter ff_af_arnndn = {
+const AVFilter ff_af_arnndn = {
     .name          = "arnndn",
     .description   = NULL_IF_CONFIG_SMALL("Reduce noise from speech using Recurrent Neural Networks."),
     .query_formats = query_formats,

libavfilter/af_asetnsamples.c

@@ -118,7 +118,7 @@ static const AVFilterPad asetnsamples_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asetnsamples = {
+const AVFilter ff_af_asetnsamples = {
     .name        = "asetnsamples",
     .description = NULL_IF_CONFIG_SMALL("Set the number of samples for each output audio frames."),
     .priv_size   = sizeof(ASNSContext),

libavfilter/af_asetrate.c

@@ -106,7 +106,7 @@ static const AVFilterPad asetrate_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asetrate = {
+const AVFilter ff_af_asetrate = {
     .name          = "asetrate",
     .description   = NULL_IF_CONFIG_SMALL("Change the sample rate without "
                                           "altering the data."),

libavfilter/af_ashowinfo.c

@@ -254,7 +254,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ashowinfo = {
+const AVFilter ff_af_ashowinfo = {
     .name        = "ashowinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each audio frame."),
     .priv_size   = sizeof(AShowInfoContext),

libavfilter/af_asoftclip.c

@@ -474,7 +474,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asoftclip = {
+const AVFilter ff_af_asoftclip = {
     .name           = "asoftclip",
     .description    = NULL_IF_CONFIG_SMALL("Audio Soft Clipper."),
     .query_formats  = query_formats,

libavfilter/af_asr.c

@@ -168,7 +168,7 @@ static const AVFilterPad asr_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asr = {
+const AVFilter ff_af_asr = {
     .name          = "asr",
     .description   = NULL_IF_CONFIG_SMALL("Automatic Speech Recognition."),
     .priv_size     = sizeof(ASRContext),

libavfilter/af_astats.c

@@ -837,7 +837,7 @@ static const AVFilterPad astats_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_astats = {
+const AVFilter ff_af_astats = {
     .name          = "astats",
     .description   = NULL_IF_CONFIG_SMALL("Show time domain statistics about audio frames."),
     .query_formats = query_formats,

libavfilter/af_asubboost.c

@@ -244,7 +244,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asubboost = {
+const AVFilter ff_af_asubboost = {
     .name           = "asubboost",
     .description    = NULL_IF_CONFIG_SMALL("Boost subwoofer frequencies."),
     .query_formats  = query_formats,

libavfilter/af_asupercut.c

@@ -368,7 +368,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_asupercut = {
+const AVFilter ff_af_asupercut = {
     .name            = "asupercut",
     .description     = NULL_IF_CONFIG_SMALL("Cut super frequencies."),
     .query_formats   = query_formats,
@@ -391,7 +391,7 @@ static const AVOption asubcut_options[] = {
 
 AVFILTER_DEFINE_CLASS(asubcut);
 
-AVFilter ff_af_asubcut = {
+const AVFilter ff_af_asubcut = {
     .name            = "asubcut",
     .description     = NULL_IF_CONFIG_SMALL("Cut subwoofer frequencies."),
     .query_formats   = query_formats,
@@ -416,7 +416,7 @@ static const AVOption asuperpass_asuperstop_options[] = {
 #define asuperpass_options asuperpass_asuperstop_options
 AVFILTER_DEFINE_CLASS(asuperpass);
 
-AVFilter ff_af_asuperpass = {
+const AVFilter ff_af_asuperpass = {
     .name            = "asuperpass",
     .description     = NULL_IF_CONFIG_SMALL("Apply high order Butterworth band-pass filter."),
     .query_formats   = query_formats,
@@ -433,7 +433,7 @@ AVFilter ff_af_asuperpass = {
 #define asuperstop_options asuperpass_asuperstop_options
 AVFILTER_DEFINE_CLASS(asuperstop);
 
-AVFilter ff_af_asuperstop = {
+const AVFilter ff_af_asuperstop = {
     .name            = "asuperstop",
     .description     = NULL_IF_CONFIG_SMALL("Apply high order Butterworth band-stop filter."),
     .query_formats   = query_formats,

libavfilter/af_atempo.c

@@ -1202,7 +1202,7 @@ static const AVFilterPad atempo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_atempo = {
+const AVFilter ff_af_atempo = {
     .name            = "atempo",
     .description     = NULL_IF_CONFIG_SMALL("Adjust audio tempo."),
     .init            = init,

libavfilter/af_axcorrelate.c

@@ -365,7 +365,7 @@ static const AVOption axcorrelate_options[] = {
 
 AVFILTER_DEFINE_CLASS(axcorrelate);
 
-AVFilter ff_af_axcorrelate = {
+const AVFilter ff_af_axcorrelate = {
     .name           = "axcorrelate",
     .description    = NULL_IF_CONFIG_SMALL("Cross-correlate two audio streams."),
     .priv_size      = sizeof(AudioXCorrelateContext),

libavfilter/af_biquads.c

@@ -877,7 +877,7 @@ static av_cold int name_##_init(AVFilterContext *ctx)                   \
     return 0;                                                           \
 }                                                                       \
                                                          \
-AVFilter ff_af_##name_ = {                               \
+const AVFilter ff_af_##name_ = {                               \
     .name          = #name_,                             \
     .description   = NULL_IF_CONFIG_SMALL(description_), \
     .priv_size     = sizeof(BiquadsContext),             \

libavfilter/af_bs2b.c

@@ -211,7 +211,7 @@ static const AVFilterPad bs2b_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_bs2b = {
+const AVFilter ff_af_bs2b = {
     .name           = "bs2b",
     .description    = NULL_IF_CONFIG_SMALL("Bauer stereo-to-binaural filter."),
     .query_formats  = query_formats,

libavfilter/af_channelmap.c

@@ -398,7 +398,7 @@ static const AVFilterPad avfilter_af_channelmap_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_channelmap = {
+const AVFilter ff_af_channelmap = {
     .name          = "channelmap",
     .description   = NULL_IF_CONFIG_SMALL("Remap audio channels."),
     .init          = channelmap_init,

libavfilter/af_channelsplit.c

@@ -168,7 +168,7 @@ static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_channelsplit = {
+const AVFilter ff_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams."),
     .priv_size      = sizeof(ChannelSplitContext),

libavfilter/af_chorus.c

@@ -369,7 +369,7 @@ static const AVFilterPad chorus_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_chorus = {
+const AVFilter ff_af_chorus = {
     .name          = "chorus",
     .description   = NULL_IF_CONFIG_SMALL("Add a chorus effect to the audio."),
     .query_formats = query_formats,

libavfilter/af_compand.c

@@ -585,7 +585,7 @@ static const AVFilterPad compand_outputs[] = {
 };
 
 
-AVFilter ff_af_compand = {
+const AVFilter ff_af_compand = {
     .name           = "compand",
     .description    = NULL_IF_CONFIG_SMALL(
             "Compress or expand audio dynamic range."),

libavfilter/af_compensationdelay.c

@@ -186,7 +186,7 @@ static const AVFilterPad compensationdelay_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_compensationdelay = {
+const AVFilter ff_af_compensationdelay = {
     .name          = "compensationdelay",
     .description   = NULL_IF_CONFIG_SMALL("Audio Compensation Delay Line."),
     .query_formats = query_formats,

libavfilter/af_crossfeed.c

@@ -175,7 +175,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_crossfeed = {
+const AVFilter ff_af_crossfeed = {
     .name           = "crossfeed",
     .description    = NULL_IF_CONFIG_SMALL("Apply headphone crossfeed filter."),
     .query_formats  = query_formats,

libavfilter/af_crystalizer.c

@@ -456,7 +456,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_crystalizer = {
+const AVFilter ff_af_crystalizer = {
     .name           = "crystalizer",
     .description    = NULL_IF_CONFIG_SMALL("Simple audio noise sharpening filter."),
     .query_formats  = query_formats,

libavfilter/af_dcshift.c

@@ -160,7 +160,7 @@ static const AVFilterPad dcshift_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_dcshift = {
+const AVFilter ff_af_dcshift = {
     .name           = "dcshift",
     .description    = NULL_IF_CONFIG_SMALL("Apply a DC shift to the audio."),
     .query_formats  = query_formats,

libavfilter/af_deesser.c

@@ -231,7 +231,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_deesser = {
+const AVFilter ff_af_deesser = {
     .name          = "deesser",
     .description   = NULL_IF_CONFIG_SMALL("Apply de-essing to the audio."),
     .query_formats = query_formats,

libavfilter/af_drmeter.c

@@ -221,7 +221,7 @@ static const AVFilterPad drmeter_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_drmeter = {
+const AVFilter ff_af_drmeter = {
     .name          = "drmeter",
     .description   = NULL_IF_CONFIG_SMALL("Measure audio dynamic range."),
     .query_formats = query_formats,

libavfilter/af_dynaudnorm.c

@@ -868,7 +868,7 @@ static const AVFilterPad avfilter_af_dynaudnorm_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_dynaudnorm = {
+const AVFilter ff_af_dynaudnorm = {
     .name          = "dynaudnorm",
     .description   = NULL_IF_CONFIG_SMALL("Dynamic Audio Normalizer."),
     .query_formats = query_formats,

libavfilter/af_earwax.c

@@ -231,7 +231,7 @@ static const AVFilterPad earwax_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_earwax = {
+const AVFilter ff_af_earwax = {
     .name           = "earwax",
     .description    = NULL_IF_CONFIG_SMALL("Widen the stereo image."),
     .query_formats  = query_formats,

libavfilter/af_extrastereo.c

@@ -120,7 +120,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_extrastereo = {
+const AVFilter ff_af_extrastereo = {
     .name           = "extrastereo",
     .description    = NULL_IF_CONFIG_SMALL("Increase difference between stereo audio channels."),
     .query_formats  = query_formats,

libavfilter/af_firequalizer.c

@@ -968,7 +968,7 @@ static const AVFilterPad firequalizer_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_firequalizer = {
+const AVFilter ff_af_firequalizer = {
     .name               = "firequalizer",
     .description        = NULL_IF_CONFIG_SMALL("Finite Impulse Response Equalizer."),
     .uninit             = uninit,

libavfilter/af_flanger.c

@@ -233,7 +233,7 @@ static const AVFilterPad flanger_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_flanger = {
+const AVFilter ff_af_flanger = {
     .name          = "flanger",
     .description   = NULL_IF_CONFIG_SMALL("Apply a flanging effect to the audio."),
     .query_formats = query_formats,

libavfilter/af_haas.c

@@ -216,7 +216,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_haas = {
+const AVFilter ff_af_haas = {
     .name           = "haas",
     .description    = NULL_IF_CONFIG_SMALL("Apply Haas Stereo Enhancer."),
     .query_formats  = query_formats,

libavfilter/af_hdcd.c

@@ -1772,7 +1772,7 @@ static const AVFilterPad avfilter_af_hdcd_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_hdcd = {
+const AVFilter ff_af_hdcd = {
     .name          = "hdcd",
     .description   = NULL_IF_CONFIG_SMALL("Apply High Definition Compatible Digital (HDCD) decoding."),
     .priv_size     = sizeof(HDCDContext),

libavfilter/af_headphone.c

@@ -744,7 +744,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_headphone = {
+const AVFilter ff_af_headphone = {
     .name          = "headphone",
     .description   = NULL_IF_CONFIG_SMALL("Apply headphone binaural spatialization with HRTFs in additional streams."),
     .priv_size     = sizeof(HeadphoneContext),

libavfilter/af_join.c

@@ -528,7 +528,7 @@ static const AVFilterPad avfilter_af_join_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_join = {
+const AVFilter ff_af_join = {
     .name           = "join",
     .description    = NULL_IF_CONFIG_SMALL("Join multiple audio streams into "
                                            "multi-channel output."),

libavfilter/af_ladspa.c

@@ -791,7 +791,7 @@ static const AVFilterPad ladspa_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_ladspa = {
+const AVFilter ff_af_ladspa = {
     .name          = "ladspa",
     .description   = NULL_IF_CONFIG_SMALL("Apply LADSPA effect."),
     .priv_size     = sizeof(LADSPAContext),

libavfilter/af_loudnorm.c

@@ -919,7 +919,7 @@ static const AVFilterPad avfilter_af_loudnorm_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_loudnorm = {
+const AVFilter ff_af_loudnorm = {
     .name          = "loudnorm",
     .description   = NULL_IF_CONFIG_SMALL("EBU R128 loudness normalization"),
     .priv_size     = sizeof(LoudNormContext),

libavfilter/af_lv2.c

@@ -588,7 +588,7 @@ static const AVFilterPad lv2_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_lv2 = {
+const AVFilter ff_af_lv2 = {
     .name          = "lv2",
     .description   = NULL_IF_CONFIG_SMALL("Apply LV2 effect."),
     .priv_size     = sizeof(LV2Context),

libavfilter/af_mcompand.c

@@ -666,7 +666,7 @@ static const AVFilterPad mcompand_outputs[] = {
 };
 
 
-AVFilter ff_af_mcompand = {
+const AVFilter ff_af_mcompand = {
     .name           = "mcompand",
     .description    = NULL_IF_CONFIG_SMALL(
             "Multiband Compress or expand audio dynamic range."),

libavfilter/af_pan.c

@@ -448,7 +448,7 @@ static const AVFilterPad pan_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_pan = {
+const AVFilter ff_af_pan = {
     .name          = "pan",
     .description   = NULL_IF_CONFIG_SMALL("Remix channels with coefficients (panning)."),
     .priv_size     = sizeof(PanContext),

libavfilter/af_replaygain.c

@@ -604,7 +604,7 @@ static const AVFilterPad replaygain_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_replaygain = {
+const AVFilter ff_af_replaygain = {
     .name          = "replaygain",
     .description   = NULL_IF_CONFIG_SMALL("ReplayGain scanner."),
     .query_formats = query_formats,

libavfilter/af_rubberband.c

@@ -234,7 +234,7 @@ static const AVFilterPad rubberband_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_rubberband = {
+const AVFilter ff_af_rubberband = {
     .name          = "rubberband",
     .description   = NULL_IF_CONFIG_SMALL("Apply time-stretching and pitch-shifting."),
     .query_formats = query_formats,

libavfilter/af_sidechaincompress.c

@@ -387,7 +387,7 @@ static const AVFilterPad sidechaincompress_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sidechaincompress = {
+const AVFilter ff_af_sidechaincompress = {
     .name           = "sidechaincompress",
     .description    = NULL_IF_CONFIG_SMALL("Sidechain compressor."),
     .priv_size      = sizeof(SidechainCompressContext),
@@ -483,7 +483,7 @@ static const AVFilterPad acompressor_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_acompressor = {
+const AVFilter ff_af_acompressor = {
     .name           = "acompressor",
     .description    = NULL_IF_CONFIG_SMALL("Audio compressor."),
     .priv_size      = sizeof(SidechainCompressContext),

libavfilter/af_silencedetect.c

@@ -258,7 +258,7 @@ static const AVFilterPad silencedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_silencedetect = {
+const AVFilter ff_af_silencedetect = {
     .name          = "silencedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect silence."),
     .priv_size     = sizeof(SilenceDetectContext),

libavfilter/af_silenceremove.c

@@ -668,7 +668,7 @@ static const AVFilterPad silenceremove_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_silenceremove = {
+const AVFilter ff_af_silenceremove = {
     .name          = "silenceremove",
     .description   = NULL_IF_CONFIG_SMALL("Remove silence."),
     .priv_size     = sizeof(SilenceRemoveContext),

libavfilter/af_sofalizer.c

@@ -1092,7 +1092,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_sofalizer = {
+const AVFilter ff_af_sofalizer = {
     .name          = "sofalizer",
     .description   = NULL_IF_CONFIG_SMALL("SOFAlizer (Spatially Oriented Format for Acoustics)."),
     .priv_size     = sizeof(SOFAlizerContext),

libavfilter/af_speechnorm.c

@@ -565,7 +565,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_speechnorm = {
+const AVFilter ff_af_speechnorm = {
     .name            = "speechnorm",
     .description     = NULL_IF_CONFIG_SMALL("Speech Normalizer."),
     .query_formats   = query_formats,

libavfilter/af_stereotools.c

@@ -375,7 +375,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_stereotools = {
+const AVFilter ff_af_stereotools = {
     .name           = "stereotools",
     .description    = NULL_IF_CONFIG_SMALL("Apply various stereo tools."),
     .query_formats  = query_formats,

libavfilter/af_stereowiden.c

@@ -156,7 +156,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_stereowiden = {
+const AVFilter ff_af_stereowiden = {
     .name           = "stereowiden",
     .description    = NULL_IF_CONFIG_SMALL("Apply stereo widening effect."),
     .query_formats  = query_formats,

libavfilter/af_superequalizer.c

@@ -374,7 +374,7 @@ static const AVOption superequalizer_options[] = {
 
 AVFILTER_DEFINE_CLASS(superequalizer);
 
-AVFilter ff_af_superequalizer = {
+const AVFilter ff_af_superequalizer = {
     .name          = "superequalizer",
     .description   = NULL_IF_CONFIG_SMALL("Apply 18 band equalization filter."),
     .priv_size     = sizeof(SuperEqualizerContext),

libavfilter/af_surround.c

@@ -1785,7 +1785,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_surround = {
+const AVFilter ff_af_surround = {
     .name           = "surround",
     .description    = NULL_IF_CONFIG_SMALL("Apply audio surround upmix filter."),
     .query_formats  = query_formats,

libavfilter/af_tremolo.c

@@ -160,7 +160,7 @@ static const AVFilterPad avfilter_af_tremolo_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_tremolo = {
+const AVFilter ff_af_tremolo = {
     .name          = "tremolo",
     .description   = NULL_IF_CONFIG_SMALL("Apply tremolo effect."),
     .priv_size     = sizeof(TremoloContext),

libavfilter/af_vibrato.c

@@ -198,7 +198,7 @@ static const AVFilterPad avfilter_af_vibrato_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_vibrato = {
+const AVFilter ff_af_vibrato = {
     .name          = "vibrato",
     .description   = NULL_IF_CONFIG_SMALL("Apply vibrato effect."),
     .priv_size     = sizeof(VibratoContext),

libavfilter/af_volume.c

@@ -477,7 +477,7 @@ static const AVFilterPad avfilter_af_volume_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_volume = {
+const AVFilter ff_af_volume = {
     .name           = "volume",
     .description    = NULL_IF_CONFIG_SMALL("Change input volume."),
     .query_formats  = query_formats,

libavfilter/af_volumedetect.c

@@ -155,7 +155,7 @@ static const AVFilterPad volumedetect_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_af_volumedetect = {
+const AVFilter ff_af_volumedetect = {
     .name          = "volumedetect",
     .description   = NULL_IF_CONFIG_SMALL("Detect audio volume."),
     .priv_size     = sizeof(VolDetectContext),

libavfilter/asink_anullsink.c

@@ -37,7 +37,7 @@ static const AVFilterPad avfilter_asink_anullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter ff_asink_anullsink = {
+const AVFilter ff_asink_anullsink = {
     .name        = "anullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
     .priv_size   = 0,

libavfilter/asrc_afirsrc.c

@@ -317,7 +317,7 @@ static const AVFilterPad afirsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_afirsrc = {
+const AVFilter ff_asrc_afirsrc = {
     .name          = "afirsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate a FIR coefficients audio stream."),
     .query_formats = query_formats,

libavfilter/asrc_anoisesrc.c

@@ -246,7 +246,7 @@ static const AVFilterPad anoisesrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_anoisesrc = {
+const AVFilter ff_asrc_anoisesrc = {
     .name          = "anoisesrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate a noise audio signal."),
     .query_formats = query_formats,

libavfilter/asrc_anullsrc.c

@@ -137,7 +137,7 @@ static const AVFilterPad avfilter_asrc_anullsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_anullsrc = {
+const AVFilter ff_asrc_anullsrc = {
     .name          = "anullsrc",
     .description   = NULL_IF_CONFIG_SMALL("Null audio source, return empty audio frames."),
     .init          = init,

libavfilter/asrc_flite.c

@@ -274,7 +274,7 @@ static const AVFilterPad flite_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_flite = {
+const AVFilter ff_asrc_flite = {
     .name          = "flite",
     .description   = NULL_IF_CONFIG_SMALL("Synthesize voice from text using libflite."),
     .query_formats = query_formats,

libavfilter/asrc_hilbert.c

@@ -187,7 +187,7 @@ static const AVFilterPad hilbert_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_hilbert = {
+const AVFilter ff_asrc_hilbert = {
     .name          = "hilbert",
     .description   = NULL_IF_CONFIG_SMALL("Generate a Hilbert transform FIR coefficients."),
     .query_formats = query_formats,

libavfilter/asrc_sinc.c

@@ -444,7 +444,7 @@ static const AVOption sinc_options[] = {
 
 AVFILTER_DEFINE_CLASS(sinc);
 
-AVFilter ff_asrc_sinc = {
+const AVFilter ff_asrc_sinc = {
     .name          = "sinc",
     .description   = NULL_IF_CONFIG_SMALL("Generate a sinc kaiser-windowed low-pass, high-pass, band-pass, or band-reject FIR coefficients."),
     .priv_size     = sizeof(SincContext),

libavfilter/asrc_sine.c

@@ -269,7 +269,7 @@ static const AVFilterPad sine_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_asrc_sine = {
+const AVFilter ff_asrc_sine = {
     .name          = "sine",
     .description   = NULL_IF_CONFIG_SMALL("Generate sine wave audio signal."),
     .query_formats = query_formats,

libavfilter/avf_abitscope.c

@@ -261,7 +261,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_abitscope = {
+const AVFilter ff_avf_abitscope = {
     .name          = "abitscope",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to audio bit scope video output."),
     .query_formats = query_formats,

libavfilter/avf_ahistogram.c

@@ -424,7 +424,7 @@ static const AVFilterPad ahistogram_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_ahistogram = {
+const AVFilter ff_avf_ahistogram = {
     .name          = "ahistogram",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to histogram video output."),
     .uninit        = uninit,

libavfilter/avf_aphasemeter.c

@@ -385,7 +385,7 @@ static const AVFilterPad inputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_aphasemeter = {
+const AVFilter ff_avf_aphasemeter = {
     .name          = "aphasemeter",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to phase meter video output."),
     .init          = init,

libavfilter/avf_avectorscope.c

@@ -415,7 +415,7 @@ static const AVFilterPad audiovectorscope_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_avectorscope = {
+const AVFilter ff_avf_avectorscope = {
     .name          = "avectorscope",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to vectorscope video output."),
     .uninit        = uninit,

libavfilter/avf_concat.c

@@ -447,7 +447,7 @@ static int process_command(AVFilterContext *ctx, const char *cmd, const char *ar
     return ret;
 }
 
-AVFilter ff_avf_concat = {
+const AVFilter ff_avf_concat = {
     .name          = "concat",
     .description   = NULL_IF_CONFIG_SMALL("Concatenate audio and video streams."),
     .init          = init,

libavfilter/avf_showcqt.c

@@ -1589,7 +1589,7 @@ static const AVFilterPad showcqt_outputs[] = {
     { NULL }
 };
 
-AVFilter ff_avf_showcqt = {
+const AVFilter ff_avf_showcqt = {
     .name          = "showcqt",
     .description   = NULL_IF_CONFIG_SMALL("Convert input audio to a CQT (Constant/Clamped Q Transform) spectrum video output."),
     .init          = init,