lavfi: do not export the filters from shared objects

56 files changed, 69 insertions, 69 deletions

diff --git a/libavfilter/af_aformat.c b/libavfilter/af_aformat.c
index 1f11b48..f074673 100644
--- a/libavfilter/af_aformat.c
+++ b/libavfilter/af_aformat.c
@@ -139,7 +139,7 @@ static const AVFilterPad avfilter_af_aformat_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_aformat = {
+AVFilter ff_af_aformat = {
     .name          = "aformat",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
     .init          = init,
diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index 2df0507..bfba150 100644
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -551,7 +551,7 @@ static const AVFilterPad avfilter_af_amix_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_amix = {
+AVFilter ff_af_amix = {
     .name          = "amix",
     .description   = NULL_IF_CONFIG_SMALL("Audio mixing."),
     .priv_size     = sizeof(MixContext),
diff --git a/libavfilter/af_anull.c b/libavfilter/af_anull.c
index a791064..6d7caf3 100644
--- a/libavfilter/af_anull.c
+++ b/libavfilter/af_anull.c
@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_af_anull_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_anull = {
+AVFilter ff_af_anull = {
     .name      = "anull",
     .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
 
diff --git a/libavfilter/af_ashowinfo.c b/libavfilter/af_ashowinfo.c
index c347391..2a2edcf 100644
--- a/libavfilter/af_ashowinfo.c
+++ b/libavfilter/af_ashowinfo.c
@@ -127,7 +127,7 @@ static const AVFilterPad outputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_af_ashowinfo = {
+AVFilter ff_af_ashowinfo = {
     .name        = "ashowinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each audio frame."),
     .priv_size   = sizeof(AShowInfoContext),
diff --git a/libavfilter/af_asyncts.c b/libavfilter/af_asyncts.c
index 0ddd8b6..b76ddf0 100644
--- a/libavfilter/af_asyncts.c
+++ b/libavfilter/af_asyncts.c
@@ -313,7 +313,7 @@ static const AVFilterPad avfilter_af_asyncts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asyncts = {
+AVFilter ff_af_asyncts = {
     .name        = "asyncts",
     .description = NULL_IF_CONFIG_SMALL("Sync audio data to timestamps"),
 
diff --git a/libavfilter/af_channelmap.c b/libavfilter/af_channelmap.c
index 34d2457..71d51e7 100644
--- a/libavfilter/af_channelmap.c
+++ b/libavfilter/af_channelmap.c
@@ -400,7 +400,7 @@ static const AVFilterPad avfilter_af_channelmap_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_channelmap = {
+AVFilter ff_af_channelmap = {
     .name          = "channelmap",
     .description   = NULL_IF_CONFIG_SMALL("Remap audio channels."),
     .init          = channelmap_init,
diff --git a/libavfilter/af_channelsplit.c b/libavfilter/af_channelsplit.c
index 819a0b3..5b410fd 100644
--- a/libavfilter/af_channelsplit.c
+++ b/libavfilter/af_channelsplit.c
@@ -139,7 +139,7 @@ static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_channelsplit = {
+AVFilter ff_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams"),
     .priv_size      = sizeof(ChannelSplitContext),
diff --git a/libavfilter/af_join.c b/libavfilter/af_join.c
index e3dc5a5..ee87340 100644
--- a/libavfilter/af_join.c
+++ b/libavfilter/af_join.c
@@ -509,7 +509,7 @@ static const AVFilterPad avfilter_af_join_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_join = {
+AVFilter ff_af_join = {
     .name           = "join",
     .description    = NULL_IF_CONFIG_SMALL("Join multiple audio streams into "
                                            "multi-channel output"),
diff --git a/libavfilter/af_resample.c b/libavfilter/af_resample.c
index 7e86684..224e0ed 100644
--- a/libavfilter/af_resample.c
+++ b/libavfilter/af_resample.c
@@ -315,7 +315,7 @@ static const AVFilterPad avfilter_af_resample_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_resample = {
+AVFilter ff_af_resample = {
     .name          = "resample",
     .description   = NULL_IF_CONFIG_SMALL("Audio resampling and conversion."),
     .priv_size     = sizeof(ResampleContext),
diff --git a/libavfilter/af_volume.c b/libavfilter/af_volume.c
index fc878f9..85d7067 100644
--- a/libavfilter/af_volume.c
+++ b/libavfilter/af_volume.c
@@ -296,7 +296,7 @@ static const AVFilterPad avfilter_af_volume_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_volume = {
+AVFilter ff_af_volume = {
     .name           = "volume",
     .description    = NULL_IF_CONFIG_SMALL("Change input volume."),
     .query_formats  = query_formats,
diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c
index 20407ce..f041f5c 100644
--- a/libavfilter/allfilters.c
+++ b/libavfilter/allfilters.c
@@ -25,15 +25,15 @@
 
 #define REGISTER_FILTER(X, x, y)                                        \
     {                                                                   \
-        extern AVFilter avfilter_##y##_##x;                             \
+        extern AVFilter ff_##y##_##x;                                   \
         if (CONFIG_##X##_FILTER)                                        \
-            avfilter_register(&avfilter_##y##_##x);                     \
+            avfilter_register(&ff_##y##_##x);                           \
     }
 
 #define REGISTER_FILTER_UNCONDITIONAL(x)                                \
     {                                                                   \
-        extern AVFilter avfilter_##x;                                   \
-        avfilter_register(&avfilter_##x);                               \
+        extern AVFilter ff_##x;                                         \
+        avfilter_register(&ff_##x);                                     \
     }
 
 void avfilter_register_all(void)
diff --git a/libavfilter/asink_anullsink.c b/libavfilter/asink_anullsink.c
index 756dff0..44f547d 100644
--- a/libavfilter/asink_anullsink.c
+++ b/libavfilter/asink_anullsink.c
@@ -35,7 +35,7 @@ static const AVFilterPad avfilter_asink_anullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_asink_anullsink = {
+AVFilter ff_asink_anullsink = {
     .name        = "anullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
 
diff --git a/libavfilter/asrc_anullsrc.c b/libavfilter/asrc_anullsrc.c
index 140ad46..b1a449c 100644
--- a/libavfilter/asrc_anullsrc.c
+++ b/libavfilter/asrc_anullsrc.c
@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_asrc_anullsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_anullsrc = {
+AVFilter ff_asrc_anullsrc = {
     .name        = "anullsrc",
     .description = NULL_IF_CONFIG_SMALL("Null audio source, never return audio frames."),
 
diff --git a/libavfilter/buffersink.c b/libavfilter/buffersink.c
index 30fb429..2a22948 100644
--- a/libavfilter/buffersink.c
+++ b/libavfilter/buffersink.c
@@ -221,7 +221,7 @@ static const AVFilterPad avfilter_vsink_buffer_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsink_buffer = {
+AVFilter ff_vsink_buffer = {
     .name        = "buffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them available to the end of the filter graph."),
     .priv_size   = sizeof(BufferSinkContext),
@@ -241,7 +241,7 @@ static const AVFilterPad avfilter_asink_abuffer_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asink_abuffer = {
+AVFilter ff_asink_abuffer = {
     .name        = "abuffersink",
     .description = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them available to the end of the filter graph."),
     .priv_size   = sizeof(BufferSinkContext),
diff --git a/libavfilter/buffersrc.c b/libavfilter/buffersrc.c
index 423fb1f..1a75990 100644
--- a/libavfilter/buffersrc.c
+++ b/libavfilter/buffersrc.c
@@ -441,7 +441,7 @@ static const AVFilterPad avfilter_vsrc_buffer_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_buffer = {
+AVFilter ff_vsrc_buffer = {
     .name      = "buffer",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them accessible to the filterchain."),
     .priv_size = sizeof(BufferSourceContext),
@@ -466,7 +466,7 @@ static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_asrc_abuffer = {
+AVFilter ff_asrc_abuffer = {
     .name          = "abuffer",
     .description   = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them accessible to the filterchain."),
     .priv_size     = sizeof(BufferSourceContext),
diff --git a/libavfilter/fifo.c b/libavfilter/fifo.c
index a58ce9f..30e0b38 100644
--- a/libavfilter/fifo.c
+++ b/libavfilter/fifo.c
@@ -267,7 +267,7 @@ static const AVFilterPad avfilter_vf_fifo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fifo = {
+AVFilter ff_vf_fifo = {
     .name      = "fifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input images and send them when they are requested."),
 
@@ -299,7 +299,7 @@ static const AVFilterPad avfilter_af_afifo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_afifo = {
+AVFilter ff_af_afifo = {
     .name        = "afifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input frames and send them when they are requested."),
 
diff --git a/libavfilter/setpts.c b/libavfilter/setpts.c
index 9fa1df5..be190c0 100644
--- a/libavfilter/setpts.c
+++ b/libavfilter/setpts.c
@@ -203,7 +203,7 @@ static const AVFilterPad avfilter_vf_setpts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setpts = {
+AVFilter ff_vf_setpts = {
     .name      = "setpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output video frame."),
     .init      = init,
@@ -244,7 +244,7 @@ static const AVFilterPad asetpts_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asetpts = {
+AVFilter ff_af_asetpts = {
     .name        = "asetpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output audio frame."),
     .init        = init,
diff --git a/libavfilter/split.c b/libavfilter/split.c
index 3da19b1..41395e7 100644
--- a/libavfilter/split.c
+++ b/libavfilter/split.c
@@ -118,7 +118,7 @@ static const AVFilterPad avfilter_vf_split_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_split = {
+AVFilter ff_vf_split = {
     .name      = "split",
     .description = NULL_IF_CONFIG_SMALL("Pass on the input to N video outputs."),
 
@@ -144,7 +144,7 @@ static const AVFilterPad avfilter_af_asplit_inputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_asplit = {
+AVFilter ff_af_asplit = {
     .name        = "asplit",
     .description = NULL_IF_CONFIG_SMALL("Pass on the audio input to N audio outputs."),
 
diff --git a/libavfilter/trim.c b/libavfilter/trim.c
index 9a0544d..36a5653 100644
--- a/libavfilter/trim.c
+++ b/libavfilter/trim.c
@@ -229,7 +229,7 @@ static const AVFilterPad trim_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_trim = {
+AVFilter ff_vf_trim = {
     .name        = "trim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
 
@@ -392,7 +392,7 @@ static const AVFilterPad atrim_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_af_atrim = {
+AVFilter ff_af_atrim = {
     .name        = "atrim",
     .description = NULL_IF_CONFIG_SMALL("Pick one continuous section from the input, drop the rest."),
 
diff --git a/libavfilter/vf_aspect.c b/libavfilter/vf_aspect.c
index 11cd000..51ae27f 100644
--- a/libavfilter/vf_aspect.c
+++ b/libavfilter/vf_aspect.c
@@ -128,7 +128,7 @@ static const AVFilterPad avfilter_vf_setdar_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setdar = {
+AVFilter ff_vf_setdar = {
     .name      = "setdar",
     .description = NULL_IF_CONFIG_SMALL("Set the frame display aspect ratio."),
 
@@ -191,7 +191,7 @@ static const AVFilterPad avfilter_vf_setsar_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_setsar = {
+AVFilter ff_vf_setsar = {
     .name      = "setsar",
     .description = NULL_IF_CONFIG_SMALL("Set the pixel sample aspect ratio."),
 
diff --git a/libavfilter/vf_blackframe.c b/libavfilter/vf_blackframe.c
index 1b1e796..039f055 100644
--- a/libavfilter/vf_blackframe.c
+++ b/libavfilter/vf_blackframe.c
@@ -118,7 +118,7 @@ static const AVFilterPad avfilter_vf_blackframe_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_blackframe = {
+AVFilter ff_vf_blackframe = {
     .name        = "blackframe",
     .description = NULL_IF_CONFIG_SMALL("Detect frames that are (almost) black."),
 
diff --git a/libavfilter/vf_boxblur.c b/libavfilter/vf_boxblur.c
index 44c148b..1f26549 100644
--- a/libavfilter/vf_boxblur.c
+++ b/libavfilter/vf_boxblur.c
@@ -373,7 +373,7 @@ static const AVFilterPad avfilter_vf_boxblur_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_boxblur = {
+AVFilter ff_vf_boxblur = {
     .name          = "boxblur",
     .description   = NULL_IF_CONFIG_SMALL("Blur the input."),
     .priv_size     = sizeof(BoxBlurContext),
diff --git a/libavfilter/vf_copy.c b/libavfilter/vf_copy.c
index f533959..55175a0 100644
--- a/libavfilter/vf_copy.c
+++ b/libavfilter/vf_copy.c
@@ -62,7 +62,7 @@ static const AVFilterPad avfilter_vf_copy_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_copy = {
+AVFilter ff_vf_copy = {
     .name      = "copy",
     .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
 
diff --git a/libavfilter/vf_crop.c b/libavfilter/vf_crop.c
index c039c45..1aa8466 100644
--- a/libavfilter/vf_crop.c
+++ b/libavfilter/vf_crop.c
@@ -331,7 +331,7 @@ static const AVFilterPad avfilter_vf_crop_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_crop = {
+AVFilter ff_vf_crop = {
     .name      = "crop",
     .description = NULL_IF_CONFIG_SMALL("Crop the input video to width:height:x:y."),
 
diff --git a/libavfilter/vf_cropdetect.c b/libavfilter/vf_cropdetect.c
index 60b2004..ea9e47d 100644
--- a/libavfilter/vf_cropdetect.c
+++ b/libavfilter/vf_cropdetect.c
@@ -228,7 +228,7 @@ static const AVFilterPad avfilter_vf_cropdetect_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_cropdetect = {
+AVFilter ff_vf_cropdetect = {
     .name        = "cropdetect",
     .description = NULL_IF_CONFIG_SMALL("Auto-detect crop size."),
 
diff --git a/libavfilter/vf_delogo.c b/libavfilter/vf_delogo.c
index 4c917ba..4175e47 100644
--- a/libavfilter/vf_delogo.c
+++ b/libavfilter/vf_delogo.c
@@ -264,7 +264,7 @@ static const AVFilterPad avfilter_vf_delogo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_delogo = {
+AVFilter ff_vf_delogo = {
     .name          = "delogo",
     .description   = NULL_IF_CONFIG_SMALL("Remove logo from input video."),
     .priv_size     = sizeof(DelogoContext),
diff --git a/libavfilter/vf_drawbox.c b/libavfilter/vf_drawbox.c
index 773aa01..2241974 100644
--- a/libavfilter/vf_drawbox.c
+++ b/libavfilter/vf_drawbox.c
@@ -158,7 +158,7 @@ static const AVFilterPad avfilter_vf_drawbox_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_drawbox = {
+AVFilter ff_vf_drawbox = {
     .name      = "drawbox",
     .description = NULL_IF_CONFIG_SMALL("Draw a colored box on the input video."),
     .priv_size = sizeof(DrawBoxContext),
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index 53340c8..703b472 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -867,7 +867,7 @@ static const AVFilterPad avfilter_vf_drawtext_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_drawtext = {
+AVFilter ff_vf_drawtext = {
     .name          = "drawtext",
     .description   = NULL_IF_CONFIG_SMALL("Draw text on top of video frames using libfreetype library."),
     .priv_size     = sizeof(DrawTextContext),
diff --git a/libavfilter/vf_fade.c b/libavfilter/vf_fade.c
index 3704e8b..b6bd775 100644
--- a/libavfilter/vf_fade.c
+++ b/libavfilter/vf_fade.c
@@ -208,7 +208,7 @@ static const AVFilterPad avfilter_vf_fade_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fade = {
+AVFilter ff_vf_fade = {
     .name          = "fade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input video"),
     .init          = init,
diff --git a/libavfilter/vf_fieldorder.c b/libavfilter/vf_fieldorder.c
index 852c871..a930e15 100644
--- a/libavfilter/vf_fieldorder.c
+++ b/libavfilter/vf_fieldorder.c
@@ -189,7 +189,7 @@ static const AVFilterPad avfilter_vf_fieldorder_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fieldorder = {
+AVFilter ff_vf_fieldorder = {
     .name          = "fieldorder",
     .description   = NULL_IF_CONFIG_SMALL("Set the field order."),
     .priv_size     = sizeof(FieldOrderContext),
diff --git a/libavfilter/vf_format.c b/libavfilter/vf_format.c
index e1fcc23..22628d7 100644
--- a/libavfilter/vf_format.c
+++ b/libavfilter/vf_format.c
@@ -135,7 +135,7 @@ static const AVFilterPad avfilter_vf_format_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_format = {
+AVFilter ff_vf_format = {
     .name      = "format",
     .description = NULL_IF_CONFIG_SMALL("Convert the input video to one of the specified pixel formats."),
 
@@ -182,7 +182,7 @@ static const AVFilterPad avfilter_vf_noformat_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_noformat = {
+AVFilter ff_vf_noformat = {
     .name      = "noformat",
     .description = NULL_IF_CONFIG_SMALL("Force libavfilter not to use any of the specified pixel formats for the input to the next filter."),
 
diff --git a/libavfilter/vf_fps.c b/libavfilter/vf_fps.c
index 5b28185..0c7023f 100644
--- a/libavfilter/vf_fps.c
+++ b/libavfilter/vf_fps.c
@@ -289,7 +289,7 @@ static const AVFilterPad avfilter_vf_fps_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_fps = {
+AVFilter ff_vf_fps = {
     .name        = "fps",
     .description = NULL_IF_CONFIG_SMALL("Force constant framerate"),
 
diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 7e79b28..0d0866a 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -405,7 +405,7 @@ static const AVFilterPad avfilter_vf_frei0r_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_frei0r = {
+AVFilter ff_vf_frei0r = {
     .name      = "frei0r",
     .description = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
 
@@ -505,7 +505,7 @@ static const AVFilterPad avfilter_vsrc_frei0r_src_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_frei0r_src = {
+AVFilter ff_vsrc_frei0r_src = {
     .name        = "frei0r_src",
     .description = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
 
diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index 718b7fd..79f6790 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -256,7 +256,7 @@ static const AVFilterPad avfilter_vf_gradfun_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_gradfun = {
+AVFilter ff_vf_gradfun = {
     .name          = "gradfun",
     .description   = NULL_IF_CONFIG_SMALL("Debands video quickly using gradients."),
     .priv_size     = sizeof(GradFunContext),
diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c
index 7193264..6034b68 100644
--- a/libavfilter/vf_hflip.c
+++ b/libavfilter/vf_hflip.c
@@ -175,7 +175,7 @@ static const AVFilterPad avfilter_vf_hflip_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_hflip = {
+AVFilter ff_vf_hflip = {
     .name      = "hflip",
     .description = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
     .priv_size = sizeof(FlipContext),
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c
index b9acf0b..cd9f0d2 100644
--- a/libavfilter/vf_hqdn3d.c
+++ b/libavfilter/vf_hqdn3d.c
@@ -347,7 +347,7 @@ static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_hqdn3d = {
+AVFilter ff_vf_hqdn3d = {
     .name          = "hqdn3d",
     .description   = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
 
diff --git a/libavfilter/vf_interlace.c b/libavfilter/vf_interlace.c
index 139d5b0..aea4fdb 100644
--- a/libavfilter/vf_interlace.c
+++ b/libavfilter/vf_interlace.c
@@ -247,7 +247,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_interlace = {
+AVFilter ff_vf_interlace = {
     .name          = "interlace",
     .description   = NULL_IF_CONFIG_SMALL("Convert progressive video into interlaced."),
     .uninit        = uninit,
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 255ec5a..fa913f7 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -403,7 +403,7 @@ static const AVFilterPad avfilter_vf_ocv_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_ocv = {
+AVFilter ff_vf_ocv = {
     .name        = "ocv",
     .description = NULL_IF_CONFIG_SMALL("Apply transform using libopencv."),
 
diff --git a/libavfilter/vf_lut.c b/libavfilter/vf_lut.c
index e02f113..c59dcd6 100644
--- a/libavfilter/vf_lut.c
+++ b/libavfilter/vf_lut.c
@@ -358,7 +358,7 @@ static const AVFilterPad outputs[] = {
         .option     = options,                                          \
         .version    = LIBAVUTIL_VERSION_INT,                            \
     };                                                                  \
-    AVFilter avfilter_vf_##name_ = {                                    \
+    AVFilter ff_vf_##name_ = {                                          \
         .name          = #name_,                                        \
         .description   = NULL_IF_CONFIG_SMALL(description_),            \
         .priv_size     = sizeof(LutContext),                            \
diff --git a/libavfilter/vf_null.c b/libavfilter/vf_null.c
index a7abb7a..f872587 100644
--- a/libavfilter/vf_null.c
+++ b/libavfilter/vf_null.c
@@ -43,7 +43,7 @@ static const AVFilterPad avfilter_vf_null_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_null = {
+AVFilter ff_vf_null = {
     .name      = "null",
     .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
 
diff --git a/libavfilter/vf_overlay.c b/libavfilter/vf_overlay.c
index 41940d0..5155573 100644
--- a/libavfilter/vf_overlay.c
+++ b/libavfilter/vf_overlay.c
@@ -393,7 +393,7 @@ static const AVFilterPad avfilter_vf_overlay_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_overlay = {
+AVFilter ff_vf_overlay = {
     .name      = "overlay",
     .description = NULL_IF_CONFIG_SMALL("Overlay a video source on top of the input."),
 
diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c
index 8f651c6..0609767 100644
--- a/libavfilter/vf_pad.c
+++ b/libavfilter/vf_pad.c
@@ -447,7 +447,7 @@ static const AVFilterPad avfilter_vf_pad_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_pad = {
+AVFilter ff_vf_pad = {
     .name          = "pad",
     .description   = NULL_IF_CONFIG_SMALL("Pad input image to width:height[:x:y[:color]] (default x and y: 0, default color: black)."),
 
diff --git a/libavfilter/vf_pixdesctest.c b/libavfilter/vf_pixdesctest.c
index cbb869c..5c6b625 100644
--- a/libavfilter/vf_pixdesctest.c
+++ b/libavfilter/vf_pixdesctest.c
@@ -124,7 +124,7 @@ static const AVFilterPad avfilter_vf_pixdesctest_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_pixdesctest = {
+AVFilter ff_vf_pixdesctest = {
     .name        = "pixdesctest",
     .description = NULL_IF_CONFIG_SMALL("Test pixel format definitions."),
 
diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 573e0b1..096397f 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -321,7 +321,7 @@ static const AVFilterPad avfilter_vf_scale_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_scale = {
+AVFilter ff_vf_scale = {
     .name      = "scale",
     .description = NULL_IF_CONFIG_SMALL("Scale the input video to width:height size and/or convert the image format."),
 
diff --git a/libavfilter/vf_select.c b/libavfilter/vf_select.c
index c9b2b92..fc69c89 100644
--- a/libavfilter/vf_select.c
+++ b/libavfilter/vf_select.c
@@ -348,7 +348,7 @@ static const AVFilterPad avfilter_vf_select_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_select = {
+AVFilter ff_vf_select = {
     .name      = "select",
     .description = NULL_IF_CONFIG_SMALL("Select frames to pass in output."),
     .init      = init,
diff --git a/libavfilter/vf_settb.c b/libavfilter/vf_settb.c
index bf1f633..87b60a7 100644
--- a/libavfilter/vf_settb.c
+++ b/libavfilter/vf_settb.c
@@ -148,7 +148,7 @@ static const AVFilterPad avfilter_vf_settb_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_settb = {
+AVFilter ff_vf_settb = {
     .name      = "settb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the output link."),
 
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 04b436d..e89ffe0 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -91,7 +91,7 @@ static const AVFilterPad avfilter_vf_showinfo_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_showinfo = {
+AVFilter ff_vf_showinfo = {
     .name        = "showinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),
 
diff --git a/libavfilter/vf_transpose.c b/libavfilter/vf_transpose.c
index dca12f5..06a88c7 100644
--- a/libavfilter/vf_transpose.c
+++ b/libavfilter/vf_transpose.c
@@ -224,7 +224,7 @@ static const AVFilterPad avfilter_vf_transpose_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_transpose = {
+AVFilter ff_vf_transpose = {
     .name      = "transpose",
     .description = NULL_IF_CONFIG_SMALL("Transpose input video."),
 
diff --git a/libavfilter/vf_unsharp.c b/libavfilter/vf_unsharp.c
index 0153edc..842ec7e 100644
--- a/libavfilter/vf_unsharp.c
+++ b/libavfilter/vf_unsharp.c
@@ -263,7 +263,7 @@ static const AVFilterPad avfilter_vf_unsharp_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_unsharp = {
+AVFilter ff_vf_unsharp = {
     .name      = "unsharp",
     .description = NULL_IF_CONFIG_SMALL("Sharpen or blur the input video."),
 
diff --git a/libavfilter/vf_vflip.c b/libavfilter/vf_vflip.c
index 589a059..ced946e 100644
--- a/libavfilter/vf_vflip.c
+++ b/libavfilter/vf_vflip.c
@@ -100,7 +100,7 @@ static const AVFilterPad avfilter_vf_vflip_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_vflip = {
+AVFilter ff_vf_vflip = {
     .name      = "vflip",
     .description = NULL_IF_CONFIG_SMALL("Flip the input video vertically."),
 
diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
index 56da9e0..fb5d641 100644
--- a/libavfilter/vf_yadif.c
+++ b/libavfilter/vf_yadif.c
@@ -517,7 +517,7 @@ static const AVFilterPad avfilter_vf_yadif_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vf_yadif = {
+AVFilter ff_vf_yadif = {
     .name          = "yadif",
     .description   = NULL_IF_CONFIG_SMALL("Deinterlace the input image"),
 
diff --git a/libavfilter/vsink_nullsink.c b/libavfilter/vsink_nullsink.c
index 9ab67e1..14b6b12 100644
--- a/libavfilter/vsink_nullsink.c
+++ b/libavfilter/vsink_nullsink.c
@@ -35,7 +35,7 @@ static const AVFilterPad avfilter_vsink_nullsink_inputs[] = {
     { NULL },
 };
 
-AVFilter avfilter_vsink_nullsink = {
+AVFilter ff_vsink_nullsink = {
     .name        = "nullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input video."),
 
diff --git a/libavfilter/vsrc_color.c b/libavfilter/vsrc_color.c
index 3834ec4..d72d072 100644
--- a/libavfilter/vsrc_color.c
+++ b/libavfilter/vsrc_color.c
@@ -185,7 +185,7 @@ static const AVFilterPad avfilter_vsrc_color_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_color = {
+AVFilter ff_vsrc_color = {
     .name        = "color",
     .description = NULL_IF_CONFIG_SMALL("Provide an uniformly colored input, syntax is: [color[:size[:rate]]]"),
 
diff --git a/libavfilter/vsrc_movie.c b/libavfilter/vsrc_movie.c
index a11a164..3e9f41d 100644
--- a/libavfilter/vsrc_movie.c
+++ b/libavfilter/vsrc_movie.c
@@ -271,7 +271,7 @@ static const AVFilterPad avfilter_vsrc_movie_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_movie = {
+AVFilter ff_vsrc_movie = {
     .name          = "movie",
     .description   = NULL_IF_CONFIG_SMALL("Read from a movie source."),
     .priv_size     = sizeof(MovieContext),
diff --git a/libavfilter/vsrc_nullsrc.c b/libavfilter/vsrc_nullsrc.c
index 85fb420..f7766fa 100644
--- a/libavfilter/vsrc_nullsrc.c
+++ b/libavfilter/vsrc_nullsrc.c
@@ -123,7 +123,7 @@ static const AVFilterPad avfilter_vsrc_nullsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_nullsrc = {
+AVFilter ff_vsrc_nullsrc = {
     .name        = "nullsrc",
     .description = NULL_IF_CONFIG_SMALL("Null video source, never return images."),
 
diff --git a/libavfilter/vsrc_testsrc.c b/libavfilter/vsrc_testsrc.c
index e958a7b..9e12852 100644
--- a/libavfilter/vsrc_testsrc.c
+++ b/libavfilter/vsrc_testsrc.c
@@ -355,7 +355,7 @@ static const AVFilterPad avfilter_vsrc_testsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_testsrc = {
+AVFilter ff_vsrc_testsrc = {
     .name          = "testsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate test pattern."),
     .priv_size     = sizeof(TestSourceContext),
@@ -488,7 +488,7 @@ static const AVFilterPad avfilter_vsrc_rgbtestsrc_outputs[] = {
     { NULL }
 };
 
-AVFilter avfilter_vsrc_rgbtestsrc = {
+AVFilter ff_vsrc_rgbtestsrc = {
     .name          = "rgbtestsrc",
     .description   = NULL_IF_CONFIG_SMALL("Generate RGB test pattern."),
     .priv_size     = sizeof(TestSourceContext),