Merge commit '4436f25a1682ada3f7226cb6fadf429946933161'

* commit '4436f25a1682ada3f7226cb6fadf429946933161':
  build: remove references to unused EXTRAOBJS variable
  lavfi: convert input/ouput list compound literals to named objects
  fate: add h263 obmc vsynth tests
  avconv: remove bogus warning when using avconv -h without parameter
  averror: explicitly define AVERROR_* values
  flashsv: propagate inflateReset() errors
  indeo4/5: remove constant parameter num_bands from wavelet recomposition
  mxfdec: return error if no segments are available in mxf_get_sorted_table_segments
  Double motion vector range for HPEL interlaced picture in proper place

Conflicts:
	libavcodec/v210dec.h
	libavfilter/af_aformat.c
	libavfilter/af_amix.c
	libavfilter/af_asyncts.c
	libavfilter/af_channelmap.c
	libavfilter/af_join.c
	libavfilter/asrc_anullsrc.c
	libavfilter/buffersrc.c
	libavfilter/f_setpts.c
	libavfilter/f_settb.c
	libavfilter/fifo.c
	libavfilter/src_movie.c
	libavfilter/vf_ass.c
	libavfilter/vf_blackframe.c
	libavfilter/vf_boxblur.c
	libavfilter/vf_delogo.c
	libavfilter/vf_drawbox.c
	libavfilter/vf_drawtext.c
	libavfilter/vf_fade.c
	libavfilter/vf_fieldorder.c
	libavfilter/vf_fps.c
	libavfilter/vf_hflip.c
	libavfilter/vf_overlay.c
	libavfilter/vf_pad.c
	libavfilter/vf_select.c
	libavfilter/vf_transpose.c
	libavfilter/vf_yadif.c
	libavfilter/vsrc_testsrc.c
	libavformat/mxfdec.c
	libavutil/error.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>

60 files changed, 1158 insertions, 564 deletions

diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index 23dbb3eba0..fba7cb4f0b 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -2160,7 +2160,7 @@ void show_help_default(const char *opt, const char *arg)
     const int per_file = OPT_SPEC | OPT_OFFSET | OPT_PERFILE;
     int show_advanced = 0, show_avoptions = 0;
 
-    if (opt) {
+    if (opt && *opt) {
         if (!strcmp(opt, "long"))
             show_advanced = 1;
         else if (!strcmp(opt, "full"))
diff --git a/libavcodec/flashsv.c b/libavcodec/flashsv.c
index 367d189bee..8d6f39d97a 100644
--- a/libavcodec/flashsv.c
+++ b/libavcodec/flashsv.c
@@ -122,10 +122,11 @@ static av_cold int flashsv_decode_init(AVCodecContext *avctx)
 }
 
 
-static void flashsv2_prime(FlashSVContext *s, uint8_t *src,
-                           int size, int unp_size)
+static int flashsv2_prime(FlashSVContext *s, uint8_t *src,
+                          int size, int unp_size)
 {
     z_stream zs;
+    int zret; // Zlib return code
 
     zs.zalloc = NULL;
     zs.zfree  = NULL;
@@ -145,13 +146,18 @@ static void flashsv2_prime(FlashSVContext *s, uint8_t *src,
     deflate(&zs, Z_SYNC_FLUSH);
     deflateEnd(&zs);
 
-    inflateReset(&s->zstream);
+    if ((zret = inflateReset(&s->zstream)) != Z_OK) {
+        av_log(s->avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", zret);
+        return AVERROR_UNKNOWN;
+    }
 
     s->zstream.next_in   = s->deflate_block;
     s->zstream.avail_in  = s->deflate_block_size - zs.avail_out;
     s->zstream.next_out  = s->tmpblock;
     s->zstream.avail_out = s->block_size * 3;
     inflate(&s->zstream, Z_SYNC_FLUSH);
+
+    return 0;
 }
 
 static int flashsv_decode_block(AVCodecContext *avctx, AVPacket *avpkt,
@@ -164,11 +170,14 @@ static int flashsv_decode_block(AVCodecContext *avctx, AVPacket *avpkt,
     int k;
     int ret = inflateReset(&s->zstream);
     if (ret != Z_OK) {
-        //return -1;
+        av_log(avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", ret);
+        return AVERROR_UNKNOWN;
     }
     if (s->zlibprime_curr || s->zlibprime_prev) {
-        flashsv2_prime(s, s->blocks[blk_idx].pos, s->blocks[blk_idx].size,
+        ret = flashsv2_prime(s, s->blocks[blk_idx].pos, s->blocks[blk_idx].size,
                        s->blocks[blk_idx].unp_size);
+        if (ret < 0)
+            return ret;
     }
     s->zstream.next_in   = avpkt->data + get_bits_count(gb) / 8;
     s->zstream.avail_in  = block_size;
diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c
index 9ecf9cdf2c..ff2a1a87ee 100644
--- a/libavcodec/ivi_common.c
+++ b/libavcodec/ivi_common.c
@@ -830,9 +830,9 @@ int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
 
     if (ctx->is_scalable) {
         if (avctx->codec_id == AV_CODEC_ID_INDEO4)
-            ff_ivi_recompose_haar(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4);
+            ff_ivi_recompose_haar(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0]);
         else
-            ff_ivi_recompose53   (&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0], 4);
+            ff_ivi_recompose53   (&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0]);
     } else {
         ff_ivi_output_plane(&ctx->planes[0], ctx->frame.data[0], ctx->frame.linesize[0]);
     }
diff --git a/libavcodec/ivi_dsp.c b/libavcodec/ivi_dsp.c
index bedd5dc93c..52cd402cb1 100644
--- a/libavcodec/ivi_dsp.c
+++ b/libavcodec/ivi_dsp.c
@@ -33,7 +33,7 @@
 #include "ivi_dsp.h"
 
 void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
-                        const int dst_pitch, const int num_bands)
+                        const int dst_pitch)
 {
     int             x, y, indx;
     int32_t         p0, p1, p2, p3, tmp0, tmp1, tmp2;
@@ -41,6 +41,7 @@ void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
     int32_t         b3_1, b3_2, b3_3, b3_4, b3_5, b3_6, b3_7, b3_8, b3_9;
     int32_t         pitch, back_pitch;
     const IDWTELEM *b0_ptr, *b1_ptr, *b2_ptr, *b3_ptr;
+    const int       num_bands = 4;
 
     /* all bands should have the same pitch */
     pitch = plane->bands[0].pitch;
@@ -189,7 +190,7 @@ void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
 }
 
 void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
-                           const int dst_pitch, const int num_bands)
+                           const int dst_pitch)
 {
     int             x, y, indx, b0, b1, b2, b3, p0, p1, p2, p3;
     const IDWTELEM *b0_ptr, *b1_ptr, *b2_ptr, *b3_ptr;
diff --git a/libavcodec/ivi_dsp.h b/libavcodec/ivi_dsp.h
index 5a3441764c..e95bb117d9 100644
--- a/libavcodec/ivi_dsp.h
+++ b/libavcodec/ivi_dsp.h
@@ -38,10 +38,9 @@
  *  @param[in]   plane        pointer to the descriptor of the plane being processed
  *  @param[out]  dst          pointer to the destination buffer
  *  @param[in]   dst_pitch    pitch of the destination buffer
- *  @param[in]   num_bands    number of wavelet bands to be processed
  */
 void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
-                        const int dst_pitch, const int num_bands);
+                        const int dst_pitch);
 
 /**
  *  Haar wavelet recomposition filter for Indeo 4
@@ -49,10 +48,9 @@ void ff_ivi_recompose53(const IVIPlaneDesc *plane, uint8_t *dst,
  *  @param[in]  plane        pointer to the descriptor of the plane being processed
  *  @param[out] dst          pointer to the destination buffer
  *  @param[in]  dst_pitch    pitch of the destination buffer
- *  @param[in]  num_bands    number of wavelet bands to be processed
  */
 void ff_ivi_recompose_haar(const IVIPlaneDesc *plane, uint8_t *dst,
-                           const int dst_pitch, const int num_bands);
+                           const int dst_pitch);
 
 /**
  *  two-dimensional inverse Haar 8x8 transform for Indeo 4
diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c
index 56c5bf9932..ae07d177cb 100644
--- a/libavcodec/vc1.c
+++ b/libavcodec/vc1.c
@@ -1274,6 +1274,11 @@ int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb)
         break;
     }
 
+    if (v->fcm != PROGRESSIVE && !v->s.quarter_sample) {
+        v->range_x <<= 1;
+        v->range_y <<= 1;
+    }
+
     /* AC Syntax */
     v->c_ac_table_index = decode012(gb);
     if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_BI) {
diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index c87bd51881..7aae8cc926 100644
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -1575,10 +1575,6 @@ static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y,
         }
     }
 
-    if (v->field_mode && !s->quarter_sample) {
-        r_x <<= 1;
-        r_y <<= 1;
-    }
     if (v->field_mode && v->numref)
         r_y >>= 1;
     if (v->field_mode && v->cur_field_type && v->ref_field_type[dir] == 0)
diff --git a/libavfilter/af_aformat.c b/libavfilter/af_aformat.c
index 9bc6f5bc58..79e0db2e20 100644
--- a/libavfilter/af_aformat.c
+++ b/libavfilter/af_aformat.c
@@ -126,6 +126,22 @@ static int query_formats(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_af_aformat_inputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_AUDIO,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_aformat_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_AUDIO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_aformat = {
     .name          = "aformat",
     .description   = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
@@ -133,11 +149,7 @@ AVFilter avfilter_af_aformat = {
     .query_formats = query_formats,
     .priv_size     = sizeof(AFormatContext),
 
-    .inputs        = (const AVFilterPad[]) {{ .name            = "default",
-                                              .type            = AVMEDIA_TYPE_AUDIO, },
-                                            { .name = NULL}},
-    .outputs       = (const AVFilterPad[]) {{ .name            = "default",
-                                              .type            = AVMEDIA_TYPE_AUDIO},
-                                            { .name = NULL}},
-    .priv_class = &aformat_class,
+    .inputs        = avfilter_af_aformat_inputs,
+    .outputs       = avfilter_af_aformat_outputs,
+    .priv_class    = &aformat_class,
 };
diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index c804cece49..a93adddf34 100644
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -542,6 +542,16 @@ static int query_formats(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_af_amix_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .config_props  = config_output,
+        .request_frame = request_frame
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_amix = {
     .name          = "amix",
     .description   = NULL_IF_CONFIG_SMALL("Audio mixing."),
@@ -552,10 +562,6 @@ AVFilter avfilter_af_amix = {
     .query_formats  = query_formats,
 
     .inputs    = NULL,
-    .outputs   = (const AVFilterPad[]) {{ .name          = "default",
-                                          .type          = AVMEDIA_TYPE_AUDIO,
-                                          .config_props  = config_output,
-                                          .request_frame = request_frame },
-                                        { .name = NULL}},
+    .outputs   = avfilter_af_amix_outputs,
     .priv_class = &amix_class,
 };
diff --git a/libavfilter/af_anull.c b/libavfilter/af_anull.c
index 355dff637c..40af7b8bc7 100644
--- a/libavfilter/af_anull.c
+++ b/libavfilter/af_anull.c
@@ -27,18 +27,30 @@
 #include "internal.h"
 #include "libavutil/internal.h"
 
+static const AVFilterPad avfilter_af_anull_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_AUDIO,
+        .get_audio_buffer = ff_null_get_audio_buffer,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_anull_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_AUDIO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_anull = {
     .name      = "anull",
     .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
 
     .priv_size = 0,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_AUDIO,
-                                          .get_audio_buffer = ff_null_get_audio_buffer, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_af_anull_inputs,
 
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_AUDIO, },
-                                        { .name = NULL}},
+    .outputs   = avfilter_af_anull_outputs,
 };
diff --git a/libavfilter/af_asyncts.c b/libavfilter/af_asyncts.c
index 41cb47565e..6288433a74 100644
--- a/libavfilter/af_asyncts.c
+++ b/libavfilter/af_asyncts.c
@@ -233,6 +233,25 @@ fail:
     return ret;
 }
 
+static const AVFilterPad avfilter_af_asyncts_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .filter_samples = filter_samples
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_asyncts_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .config_props  = config_props,
+        .request_frame = request_frame
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_asyncts = {
     .name        = "asyncts",
     .description = NULL_IF_CONFIG_SMALL("Sync audio data to timestamps"),
@@ -242,14 +261,7 @@ AVFilter avfilter_af_asyncts = {
 
     .priv_size   = sizeof(ASyncContext),
 
-    .inputs      = (const AVFilterPad[]) {{ .name           = "default",
-                                            .type           = AVMEDIA_TYPE_AUDIO,
-                                            .filter_samples = filter_samples },
-                                          { NULL }},
-    .outputs     = (const AVFilterPad[]) {{ .name           = "default",
-                                            .type           = AVMEDIA_TYPE_AUDIO,
-                                            .config_props   = config_props,
-                                            .request_frame  = request_frame },
-                                          { NULL }},
+    .inputs      = avfilter_af_asyncts_inputs,
+    .outputs     = avfilter_af_asyncts_outputs,
     .priv_class = &asyncts_class,
 };
diff --git a/libavfilter/af_channelmap.c b/libavfilter/af_channelmap.c
index 211abd752d..6e3f021f10 100644
--- a/libavfilter/af_channelmap.c
+++ b/libavfilter/af_channelmap.c
@@ -385,6 +385,25 @@ static int channelmap_config_input(AVFilterLink *inlink)
     return err;
 }
 
+static const AVFilterPad avfilter_af_channelmap_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .min_perms      = AV_PERM_READ | AV_PERM_WRITE,
+        .filter_samples = channelmap_filter_samples,
+        .config_props   = channelmap_config_input
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_channelmap_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_AUDIO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_channelmap = {
     .name          = "channelmap",
     .description   = NULL_IF_CONFIG_SMALL("Remap audio channels."),
@@ -392,14 +411,7 @@ AVFilter avfilter_af_channelmap = {
     .query_formats = channelmap_query_formats,
     .priv_size     = sizeof(ChannelMapContext),
 
-    .inputs        = (const AVFilterPad[]) {{ .name            = "default",
-                                              .type            = AVMEDIA_TYPE_AUDIO,
-                                              .min_perms       = AV_PERM_READ | AV_PERM_WRITE,
-                                              .filter_samples  = channelmap_filter_samples,
-                                              .config_props    = channelmap_config_input },
-                                            { .name = NULL }},
-    .outputs       = (const AVFilterPad[]) {{ .name            = "default",
-                                              .type            = AVMEDIA_TYPE_AUDIO },
-                                            { .name = NULL }},
-    .priv_class = &channelmap_class,
+    .inputs        = avfilter_af_channelmap_inputs,
+    .outputs       = avfilter_af_channelmap_outputs,
+    .priv_class    = &channelmap_class,
 };
diff --git a/libavfilter/af_channelsplit.c b/libavfilter/af_channelsplit.c
index 81f91ad393..56950c8fd4 100644
--- a/libavfilter/af_channelsplit.c
+++ b/libavfilter/af_channelsplit.c
@@ -130,6 +130,15 @@ static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *buf)
     return ret;
 }
 
+static const AVFilterPad avfilter_af_channelsplit_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .filter_samples = filter_samples,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_channelsplit = {
     .name           = "channelsplit",
     .description    = NULL_IF_CONFIG_SMALL("Split audio into per-channel streams"),
@@ -138,10 +147,7 @@ AVFilter avfilter_af_channelsplit = {
     .init           = init,
     .query_formats  = query_formats,
 
-    .inputs  = (const AVFilterPad[]){{ .name           = "default",
-                                       .type           = AVMEDIA_TYPE_AUDIO,
-                                       .filter_samples = filter_samples, },
-                                     { NULL }},
+    .inputs  = avfilter_af_channelsplit_inputs,
     .outputs = NULL,
     .priv_class = &channelsplit_class,
 };
diff --git a/libavfilter/af_join.c b/libavfilter/af_join.c
index 5e338f0efb..210c844524 100644
--- a/libavfilter/af_join.c
+++ b/libavfilter/af_join.c
@@ -484,6 +484,16 @@ fail:
     return AVERROR(ENOMEM);
 }
 
+static const AVFilterPad avfilter_af_join_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .config_props  = join_config_output,
+        .request_frame = join_request_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_join = {
     .name           = "join",
     .description    = NULL_IF_CONFIG_SMALL("Join multiple audio streams into "
@@ -495,10 +505,6 @@ AVFilter avfilter_af_join = {
     .query_formats  = join_query_formats,
 
     .inputs  = NULL,
-    .outputs = (const AVFilterPad[]){{ .name          = "default",
-                                       .type          = AVMEDIA_TYPE_AUDIO,
-                                       .config_props  = join_config_output,
-                                       .request_frame = join_request_frame, },
-                                     { NULL }},
+    .outputs = avfilter_af_join_outputs,
     .priv_class = &join_class,
 };
diff --git a/libavfilter/af_resample.c b/libavfilter/af_resample.c
index c43d260610..a0c7e0e4a9 100644
--- a/libavfilter/af_resample.c
+++ b/libavfilter/af_resample.c
@@ -239,6 +239,26 @@ fail:
     return ret;
 }
 
+static const AVFilterPad avfilter_af_resample_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .filter_samples = filter_samples,
+        .min_perms      = AV_PERM_READ
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_resample_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .config_props  = config_output,
+        .request_frame = request_frame
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_resample = {
     .name          = "resample",
     .description   = NULL_IF_CONFIG_SMALL("Audio resampling and conversion."),
@@ -247,14 +267,6 @@ AVFilter avfilter_af_resample = {
     .uninit         = uninit,
     .query_formats  = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_AUDIO,
-                                          .filter_samples  = filter_samples,
-                                          .min_perms       = AV_PERM_READ },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name          = "default",
-                                          .type          = AVMEDIA_TYPE_AUDIO,
-                                          .config_props  = config_output,
-                                          .request_frame = request_frame },
-                                        { .name = NULL}},
+    .inputs    = avfilter_af_resample_inputs,
+    .outputs   = avfilter_af_resample_outputs,
 };
diff --git a/libavfilter/asink_anullsink.c b/libavfilter/asink_anullsink.c
index 4eee5041df..7b337e630e 100644
--- a/libavfilter/asink_anullsink.c
+++ b/libavfilter/asink_anullsink.c
@@ -27,19 +27,21 @@ static int null_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref
     return 0;
 }
 
+static const AVFilterPad avfilter_asink_anullsink_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .filter_samples = null_filter_samples,
+    },
+    { NULL },
+};
+
 AVFilter avfilter_asink_anullsink = {
     .name        = "anullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input audio."),
 
     .priv_size = 0,
 
-    .inputs    = (const AVFilterPad[]) {
-        {
-            .name            = "default",
-            .type            = AVMEDIA_TYPE_AUDIO,
-            .filter_samples  = null_filter_samples,
-        },
-        { .name = NULL},
-    },
+    .inputs    = avfilter_asink_anullsink_inputs,
     .outputs   = NULL,
 };
diff --git a/libavfilter/asrc_anullsrc.c b/libavfilter/asrc_anullsrc.c
index 4e28e294af..3b20acaaf9 100644
--- a/libavfilter/asrc_anullsrc.c
+++ b/libavfilter/asrc_anullsrc.c
@@ -119,6 +119,16 @@ static int request_frame(AVFilterLink *outlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_asrc_anullsrc_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .config_props  = config_props,
+        .request_frame = request_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_asrc_anullsrc = {
     .name        = "anullsrc",
     .description = NULL_IF_CONFIG_SMALL("Null audio source, return empty audio frames."),
@@ -128,10 +138,6 @@ AVFilter avfilter_asrc_anullsrc = {
 
     .inputs      = NULL,
 
-    .outputs     = (const AVFilterPad[]) {{ .name = "default",
-                                            .type = AVMEDIA_TYPE_AUDIO,
-                                            .config_props = config_props,
-                                            .request_frame = request_frame, },
-                                          { .name = NULL}},
+    .outputs     = avfilter_asrc_anullsrc_outputs,
     .priv_class = &anullsrc_class,
 };
diff --git a/libavfilter/buffersink.c b/libavfilter/buffersink.c
index 5cd0924666..9a9aaf1d38 100644
--- a/libavfilter/buffersink.c
+++ b/libavfilter/buffersink.c
@@ -140,6 +140,17 @@ int ff_buffersink_read_samples_compat(AVFilterContext *ctx, AVFilterBufferRef **
     return ret;
 }
 
+static const AVFilterPad avfilter_vsink_buffer_inputs[] = {
+    {
+        .name        = "default",
+        .type        = AVMEDIA_TYPE_VIDEO,
+        .start_frame = start_frame,
+        .min_perms   = AV_PERM_READ,
+        .needs_fifo  = 1
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vsink_buffer = {
 #if AV_HAVE_INCOMPATIBLE_FORK_ABI
     .name      = "buffersink",
@@ -150,15 +161,21 @@ AVFilter avfilter_vsink_buffer = {
     .priv_size = sizeof(BufferSinkContext),
     .uninit    = uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name          = "default",
-                                          .type          = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame   = start_frame,
-                                          .min_perms     = AV_PERM_READ,
-                                          .needs_fifo    = 1 },
-                                        { .name = NULL }},
+    .inputs    = avfilter_vsink_buffer_inputs,
     .outputs   = NULL,
 };
 
+static const AVFilterPad avfilter_asink_abuffer_inputs[] = {
+    {
+        .name           = "default",
+        .type           = AVMEDIA_TYPE_AUDIO,
+        .filter_samples = start_frame,
+        .min_perms      = AV_PERM_READ,
+        .needs_fifo     = 1
+    },
+    { NULL }
+};
+
 AVFilter avfilter_asink_abuffer = {
 #if AV_HAVE_INCOMPATIBLE_FORK_ABI
     .name      = "abuffersink",
@@ -169,11 +186,6 @@ AVFilter avfilter_asink_abuffer = {
     .priv_size = sizeof(BufferSinkContext),
     .uninit    = uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name           = "default",
-                                          .type           = AVMEDIA_TYPE_AUDIO,
-                                          .filter_samples = start_frame,
-                                          .min_perms      = AV_PERM_READ,
-                                          .needs_fifo     = 1 },
-                                        { .name = NULL }},
+    .inputs    = avfilter_asink_abuffer_inputs,
     .outputs   = NULL,
 };
diff --git a/libavfilter/buffersrc.c b/libavfilter/buffersrc.c
index 85f7063669..e660d80a14 100644
--- a/libavfilter/buffersrc.c
+++ b/libavfilter/buffersrc.c
@@ -400,6 +400,17 @@ static int poll_frame(AVFilterLink *link)
     return size/sizeof(AVFilterBufferRef*);
 }
 
+static const AVFilterPad avfilter_vsrc_buffer_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .request_frame = request_frame,
+        .poll_frame    = poll_frame,
+        .config_props  = config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vsrc_buffer = {
     .name      = "buffer",
     .description = NULL_IF_CONFIG_SMALL("Buffer video frames, and make them accessible to the filterchain."),
@@ -410,15 +421,21 @@ AVFilter avfilter_vsrc_buffer = {
     .uninit    = uninit,
 
     .inputs    = NULL,
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .request_frame   = request_frame,
-                                          .poll_frame      = poll_frame,
-                                          .config_props    = config_props, },
-                                        { .name = NULL}},
+    .outputs   = avfilter_vsrc_buffer_outputs,
     .priv_class = &buffer_class,
 };
 
+static const AVFilterPad avfilter_asrc_abuffer_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .request_frame = request_frame,
+        .poll_frame    = poll_frame,
+        .config_props  = config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_asrc_abuffer = {
     .name          = "abuffer",
     .description   = NULL_IF_CONFIG_SMALL("Buffer audio frames, and make them accessible to the filterchain."),
@@ -429,11 +446,6 @@ AVFilter avfilter_asrc_abuffer = {
     .uninit    = uninit,
 
     .inputs    = NULL,
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_AUDIO,
-                                          .request_frame   = request_frame,
-                                          .poll_frame      = poll_frame,
-                                          .config_props    = config_props, },
-                                        { .name = NULL}},
+    .outputs   = avfilter_asrc_abuffer_outputs,
     .priv_class = &abuffer_class,
 };
diff --git a/libavfilter/f_setpts.c b/libavfilter/f_setpts.c
index 023dc1e672..5a58ce3366 100644
--- a/libavfilter/f_setpts.c
+++ b/libavfilter/f_setpts.c
@@ -216,6 +216,25 @@ AVFilter avfilter_af_asetpts = {
 #endif /* CONFIG_ASETPTS_FILTER */
 
 #if CONFIG_SETPTS_FILTER
+static const AVFilterPad avfilter_vf_setpts_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .config_props     = config_input,
+        .start_frame      = filter_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_setpts_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_setpts = {
     .name      = "setpts",
     .description = NULL_IF_CONFIG_SMALL("Set PTS for the output video frame."),
@@ -224,14 +243,7 @@ AVFilter avfilter_vf_setpts = {
 
     .priv_size = sizeof(SetPTSContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .config_props     = config_input,
-                                          .start_frame      = filter_frame, },
-                                        { .name = NULL }},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_setpts_inputs,
+    .outputs   = avfilter_vf_setpts_outputs,
 };
 #endif /* CONFIG_SETPTS_FILTER */
diff --git a/libavfilter/f_settb.c b/libavfilter/f_settb.c
index e6c16aa2f9..f42a15c78d 100644
--- a/libavfilter/f_settb.c
+++ b/libavfilter/f_settb.c
@@ -137,6 +137,26 @@ static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *samplesref)
 }
 
 #if CONFIG_SETTB_FILTER
+static const AVFilterPad avfilter_vf_settb_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = start_frame,
+        .end_frame        = ff_null_end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_settb_outputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_output_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_settb = {
     .name      = "settb",
     .description = NULL_IF_CONFIG_SMALL("Set timebase for the video output link."),
@@ -144,20 +164,8 @@ AVFilter avfilter_vf_settb = {
 
     .priv_size = sizeof(SetTBContext),
 
-    .inputs    = (const AVFilterPad[]) {
-        { .name             = "default",
-          .type             = AVMEDIA_TYPE_VIDEO,
-          .get_video_buffer = ff_null_get_video_buffer,
-          .start_frame      = start_frame,
-          .end_frame        = ff_null_end_frame },
-        { .name = NULL }
-    },
-    .outputs   = (const AVFilterPad[]) {
-        { .name            = "default",
-          .type            = AVMEDIA_TYPE_VIDEO,
-          .config_props    = config_output_props, },
-        { .name = NULL}
-    },
+    .inputs    = avfilter_vf_settb_inputs,
+    .outputs   = avfilter_vf_settb_outputs,
 };
 #endif
 
diff --git a/libavfilter/fifo.c b/libavfilter/fifo.c
index 8c978cc93c..e05f9827e3 100644
--- a/libavfilter/fifo.c
+++ b/libavfilter/fifo.c
@@ -267,6 +267,28 @@ static int request_frame(AVFilterLink *outlink)
     return ret;
 }
 
+static const AVFilterPad avfilter_vf_fifo_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = add_to_queue,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_PRESERVE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_fifo_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .request_frame = request_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_fifo = {
     .name      = "fifo",
     .description = NULL_IF_CONFIG_SMALL("Buffer input images and send them when they are requested."),
@@ -276,18 +298,28 @@ AVFilter avfilter_vf_fifo = {
 
     .priv_size = sizeof(FifoContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= ff_null_get_video_buffer,
-                                          .start_frame     = add_to_queue,
-                                          .draw_slice      = draw_slice,
-                                          .end_frame       = end_frame,
-                                          .min_perms       = AV_PERM_PRESERVE, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .request_frame   = request_frame, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_fifo_inputs,
+    .outputs   = avfilter_vf_fifo_outputs,
+};
+
+static const AVFilterPad avfilter_af_afifo_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_AUDIO,
+        .get_audio_buffer = ff_null_get_audio_buffer,
+        .filter_samples   = add_to_queue,
+        .min_perms        = AV_PERM_PRESERVE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_af_afifo_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_AUDIO,
+        .request_frame = request_frame,
+    },
+    { NULL }
 };
 
 AVFilter avfilter_af_afifo = {
@@ -299,14 +331,6 @@ AVFilter avfilter_af_afifo = {
 
     .priv_size = sizeof(FifoContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_AUDIO,
-                                          .get_audio_buffer = ff_null_get_audio_buffer,
-                                          .filter_samples   = add_to_queue,
-                                          .min_perms        = AV_PERM_PRESERVE, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_AUDIO,
-                                          .request_frame    = request_frame, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_af_afifo_inputs,
+    .outputs   = avfilter_af_afifo_outputs,
 };
diff --git a/libavfilter/split.c b/libavfilter/split.c
index e036a93f21..30cc3e5c00 100644
--- a/libavfilter/split.c
+++ b/libavfilter/split.c
@@ -119,6 +119,18 @@ static int end_frame(AVFilterLink *inlink)
     return ret;
 }
 
+static const AVFilterPad avfilter_vf_split_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_split = {
     .name      = "split",
     .description = NULL_IF_CONFIG_SMALL("Pass on the input video to N outputs."),
@@ -126,13 +138,7 @@ AVFilter avfilter_vf_split = {
     .init   = split_init,
     .uninit = split_uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= ff_null_get_video_buffer,
-                                          .start_frame     = start_frame,
-                                          .draw_slice      = draw_slice,
-                                          .end_frame       = end_frame, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_split_inputs,
     .outputs   = NULL,
 };
 
@@ -157,6 +163,16 @@ static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *samplesref)
     return ret;
 }
 
+static const AVFilterPad avfilter_af_asplit_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_AUDIO,
+        .get_audio_buffer = ff_null_get_audio_buffer,
+        .filter_samples   = filter_samples
+    },
+    { NULL }
+};
+
 AVFilter avfilter_af_asplit = {
     .name        = "asplit",
     .description = NULL_IF_CONFIG_SMALL("Pass on the audio input to N audio outputs."),
@@ -164,10 +180,6 @@ AVFilter avfilter_af_asplit = {
     .init   = split_init,
     .uninit = split_uninit,
 
-    .inputs  = (const AVFilterPad[]) {{ .name             = "default",
-                                        .type             = AVMEDIA_TYPE_AUDIO,
-                                        .get_audio_buffer = ff_null_get_audio_buffer,
-                                        .filter_samples   = filter_samples },
-                                      { .name = NULL }},
+    .inputs  = avfilter_af_asplit_inputs,
     .outputs = NULL,
 };
diff --git a/libavfilter/vf_aspect.c b/libavfilter/vf_aspect.c
index 1d0c22b600..4e5ba77b39 100644
--- a/libavfilter/vf_aspect.c
+++ b/libavfilter/vf_aspect.c
@@ -79,6 +79,26 @@ static int setdar_config_props(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_setdar_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = setdar_config_props,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = start_frame,
+        .end_frame        = ff_null_end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_setdar_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_setdar = {
     .name      = "setdar",
     .description = NULL_IF_CONFIG_SMALL("Set the frame display aspect ratio."),
@@ -87,17 +107,9 @@ AVFilter avfilter_vf_setdar = {
 
     .priv_size = sizeof(AspectContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = setdar_config_props,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = start_frame,
-                                          .end_frame        = ff_null_end_frame },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_setdar_inputs,
+
+    .outputs   = avfilter_vf_setdar_outputs,
 };
 #endif /* CONFIG_SETDAR_FILTER */
 
@@ -111,6 +123,26 @@ static int setsar_config_props(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_setsar_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = setsar_config_props,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = start_frame,
+        .end_frame        = ff_null_end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_setsar_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_setsar = {
     .name      = "setsar",
     .description = NULL_IF_CONFIG_SMALL("Set the pixel sample aspect ratio."),
@@ -119,16 +151,8 @@ AVFilter avfilter_vf_setsar = {
 
     .priv_size = sizeof(AspectContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = setsar_config_props,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = start_frame,
-                                          .end_frame        = ff_null_end_frame },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_setsar_inputs,
+
+    .outputs   = avfilter_vf_setsar_outputs,
 };
 #endif /* CONFIG_SETSAR_FILTER */
diff --git a/libavfilter/vf_blackframe.c b/libavfilter/vf_blackframe.c
index 59beab94d3..fbc59781f7 100644
--- a/libavfilter/vf_blackframe.c
+++ b/libavfilter/vf_blackframe.c
@@ -121,6 +121,26 @@ static int end_frame(AVFilterLink *inlink)
     return ff_end_frame(inlink->dst->outputs[0]);
 }
 
+static const AVFilterPad avfilter_vf_blackframe_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .draw_slice       = draw_slice,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .end_frame        = end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_blackframe_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_blackframe = {
     .name        = "blackframe",
     .description = NULL_IF_CONFIG_SMALL("Detect frames that are (almost) black."),
@@ -130,15 +150,7 @@ AVFilter avfilter_vf_blackframe = {
 
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .draw_slice       = draw_slice,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .end_frame        = end_frame, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name       = "default",
-                                    .type             = AVMEDIA_TYPE_VIDEO },
-                                  { .name = NULL}},
+    .inputs    = avfilter_vf_blackframe_inputs,
+
+    .outputs   = avfilter_vf_blackframe_outputs,
 };
diff --git a/libavfilter/vf_boxblur.c b/libavfilter/vf_boxblur.c
index 4f1a52471a..2862fdb641 100644
--- a/libavfilter/vf_boxblur.c
+++ b/libavfilter/vf_boxblur.c
@@ -332,6 +332,26 @@ static int end_frame(AVFilterLink *inlink)
     return ff_end_frame(outlink);
 }
 
+static const AVFilterPad avfilter_vf_boxblur_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_input,
+        .draw_slice   = null_draw_slice,
+        .end_frame    = end_frame,
+        .min_perms    = AV_PERM_READ
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_boxblur_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_boxblur = {
     .name          = "boxblur",
     .description   = NULL_IF_CONFIG_SMALL("Blur the input."),
@@ -340,14 +360,6 @@ AVFilter avfilter_vf_boxblur = {
     .uninit        = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_input,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_READ },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_boxblur_inputs,
+    .outputs   = avfilter_vf_boxblur_outputs,
 };
diff --git a/libavfilter/vf_copy.c b/libavfilter/vf_copy.c
index d62108ad19..43fdc9a9a2 100644
--- a/libavfilter/vf_copy.c
+++ b/libavfilter/vf_copy.c
@@ -26,18 +26,30 @@
 #include "internal.h"
 #include "video.h"
 
+static const AVFilterPad avfilter_vf_copy_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .end_frame        = ff_null_end_frame,
+        .rej_perms        = ~0
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_copy_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_copy = {
     .name      = "copy",
     .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to the output."),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .end_frame        = ff_null_end_frame,
-                                          .rej_perms        = ~0 },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_copy_inputs,
+    .outputs   = avfilter_vf_copy_outputs,
 };
diff --git a/libavfilter/vf_crop.c b/libavfilter/vf_crop.c
index 40970b1266..7218e1756e 100644
--- a/libavfilter/vf_crop.c
+++ b/libavfilter/vf_crop.c
@@ -345,6 +345,28 @@ static int end_frame(AVFilterLink *link)
     return ff_end_frame(link->dst->outputs[0]);
 }
 
+static const AVFilterPad avfilter_vf_crop_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .config_props     = config_input,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_crop_outputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_output,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_crop = {
     .name      = "crop",
     .description = NULL_IF_CONFIG_SMALL("Crop the input video to width:height:x:y."),
@@ -355,16 +377,6 @@ AVFilter avfilter_vf_crop = {
     .init          = init,
     .uninit        = uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .end_frame        = end_frame,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .config_props     = config_input, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_output, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_crop_inputs,
+    .outputs   = avfilter_vf_crop_outputs,
 };
diff --git a/libavfilter/vf_cropdetect.c b/libavfilter/vf_cropdetect.c
index f0f1270af0..ecf1692fcf 100644
--- a/libavfilter/vf_cropdetect.c
+++ b/libavfilter/vf_cropdetect.c
@@ -197,6 +197,26 @@ static int end_frame(AVFilterLink *inlink)
     return ff_end_frame(inlink->dst->outputs[0]);
 }
 
+static const AVFilterPad avfilter_vf_cropdetect_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = config_input,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .end_frame        = end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_cropdetect_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_cropdetect = {
     .name        = "cropdetect",
     .description = NULL_IF_CONFIG_SMALL("Auto-detect crop size."),
@@ -206,15 +226,7 @@ AVFilter avfilter_vf_cropdetect = {
 
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_input,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .end_frame        = end_frame, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_cropdetect_inputs,
+
+    .outputs   = avfilter_vf_cropdetect_outputs,
 };
diff --git a/libavfilter/vf_delogo.c b/libavfilter/vf_delogo.c
index ca9a05ee6e..c4b2c7fd98 100644
--- a/libavfilter/vf_delogo.c
+++ b/libavfilter/vf_delogo.c
@@ -245,6 +245,27 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_delogo_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_inplace_start_frame,
+        .draw_slice       = null_draw_slice,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_WRITE | AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_delogo_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_delogo = {
     .name          = "delogo",
     .description   = NULL_IF_CONFIG_SMALL("Remove logo from input video."),
@@ -252,15 +273,6 @@ AVFilter avfilter_vf_delogo = {
     .init          = init,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_inplace_start_frame,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_WRITE | AV_PERM_READ },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_delogo_inputs,
+    .outputs   = avfilter_vf_delogo_outputs,
 };
diff --git a/libavfilter/vf_drawbox.c b/libavfilter/vf_drawbox.c
index a7d21928c1..94e573cb5f 100644
--- a/libavfilter/vf_drawbox.c
+++ b/libavfilter/vf_drawbox.c
@@ -124,6 +124,28 @@ static int draw_slice(AVFilterLink *inlink, int y0, int h, int slice_dir)
     return ff_draw_slice(inlink->dst->outputs[0], y0, h, 1);
 }
 
+static const AVFilterPad avfilter_vf_drawbox_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = config_input,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .draw_slice       = draw_slice,
+        .end_frame        = ff_null_end_frame,
+        .min_perms        = AV_PERM_WRITE | AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_drawbox_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_drawbox = {
     .name      = "drawbox",
     .description = NULL_IF_CONFIG_SMALL("Draw a colored box on the input video."),
@@ -131,16 +153,6 @@ AVFilter avfilter_vf_drawbox = {
     .init      = init,
 
     .query_formats   = query_formats,
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_input,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .end_frame        = ff_null_end_frame,
-                                          .min_perms        = AV_PERM_WRITE | AV_PERM_READ },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_drawbox_inputs,
+    .outputs   = avfilter_vf_drawbox_outputs,
 };
diff --git a/libavfilter/vf_drawtext.c b/libavfilter/vf_drawtext.c
index 729f1522ac..9b7f8ee9bf 100644
--- a/libavfilter/vf_drawtext.c
+++ b/libavfilter/vf_drawtext.c
@@ -810,6 +810,29 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_drawtext_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .draw_slice       = null_draw_slice,
+        .end_frame        = end_frame,
+        .config_props     = config_input,
+        .min_perms        = AV_PERM_WRITE |
+                            AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_drawtext_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_drawtext = {
     .name          = "drawtext",
     .description   = NULL_IF_CONFIG_SMALL("Draw text on top of video frames using libfreetype library."),
@@ -818,19 +841,8 @@ AVFilter avfilter_vf_drawtext = {
     .uninit        = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .config_props     = config_input,
-                                          .min_perms        = AV_PERM_WRITE |
-                                                              AV_PERM_READ },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_drawtext_inputs,
+    .outputs   = avfilter_vf_drawtext_outputs,
     .process_command = command,
     .priv_class = &drawtext_class,
 };
diff --git a/libavfilter/vf_fade.c b/libavfilter/vf_fade.c
index d80b4205cc..2d83a999df 100644
--- a/libavfilter/vf_fade.c
+++ b/libavfilter/vf_fade.c
@@ -276,6 +276,28 @@ static int end_frame(AVFilterLink *inlink)
     return ret;
 }
 
+static const AVFilterPad avfilter_vf_fade_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = config_props,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_READ | AV_PERM_WRITE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_fade_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_fade = {
     .name          = "fade",
     .description   = NULL_IF_CONFIG_SMALL("Fade in/out input video."),
@@ -284,17 +306,7 @@ AVFilter avfilter_vf_fade = {
     .priv_size     = sizeof(FadeContext),
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .config_props    = config_props,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .draw_slice      = draw_slice,
-                                          .end_frame       = end_frame,
-                                          .min_perms       = AV_PERM_READ | AV_PERM_WRITE },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_fade_inputs,
+    .outputs   = avfilter_vf_fade_outputs,
     .priv_class = &fade_class,
 };
diff --git a/libavfilter/vf_fieldorder.c b/libavfilter/vf_fieldorder.c
index a722731dcf..a98eb825ca 100644
--- a/libavfilter/vf_fieldorder.c
+++ b/libavfilter/vf_fieldorder.c
@@ -234,22 +234,34 @@ static int end_frame(AVFilterLink *inlink)
     return ff_end_frame(outlink);
 }
 
+static const AVFilterPad avfilter_vf_fieldorder_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = config_input,
+        .start_frame      = start_frame,
+        .get_video_buffer = get_video_buffer,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_READ | AV_PERM_PRESERVE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_fieldorder_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_fieldorder = {
     .name          = "fieldorder",
     .description   = NULL_IF_CONFIG_SMALL("Set the field order."),
     .init          = init,
     .priv_size     = sizeof(FieldOrderContext),
     .query_formats = query_formats,
-    .inputs        = (const AVFilterPad[]) {{ .name             = "default",
-                                              .type             = AVMEDIA_TYPE_VIDEO,
-                                              .config_props     = config_input,
-                                              .start_frame      = start_frame,
-                                              .get_video_buffer = get_video_buffer,
-                                              .draw_slice       = draw_slice,
-                                              .end_frame        = end_frame,
-                                              .min_perms        = AV_PERM_READ | AV_PERM_PRESERVE },
-                                            { .name = NULL}},
-    .outputs       = (const AVFilterPad[]) {{ .name             = "default",
-                                              .type             = AVMEDIA_TYPE_VIDEO, },
-                                            { .name = NULL}},
+    .inputs        = avfilter_vf_fieldorder_inputs,
+    .outputs       = avfilter_vf_fieldorder_outputs,
 };
diff --git a/libavfilter/vf_format.c b/libavfilter/vf_format.c
index 56dacdb1da..e33c25e6af 100644
--- a/libavfilter/vf_format.c
+++ b/libavfilter/vf_format.c
@@ -97,6 +97,26 @@ static int query_formats_format(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_format_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .draw_slice       = ff_null_draw_slice,
+        .end_frame        = ff_null_end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_format_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_format = {
     .name      = "format",
     .description = NULL_IF_CONFIG_SMALL("Convert the input video to one of the specified pixel formats."),
@@ -107,16 +127,8 @@ AVFilter avfilter_vf_format = {
 
     .priv_size = sizeof(FormatContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= ff_null_get_video_buffer,
-                                          .start_frame     = ff_null_start_frame,
-                                          .draw_slice      = ff_null_draw_slice,
-                                          .end_frame       = ff_null_end_frame, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_format_inputs,
+    .outputs   = avfilter_vf_format_outputs,
 };
 #endif /* CONFIG_FORMAT_FILTER */
 
@@ -127,6 +139,26 @@ static int query_formats_noformat(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_noformat_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .draw_slice       = ff_null_draw_slice,
+        .end_frame        = ff_null_end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_noformat_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_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."),
@@ -137,15 +169,7 @@ AVFilter avfilter_vf_noformat = {
 
     .priv_size = sizeof(FormatContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= ff_null_get_video_buffer,
-                                          .start_frame     = ff_null_start_frame,
-                                          .draw_slice      = ff_null_draw_slice,
-                                          .end_frame       = ff_null_end_frame, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_noformat_inputs,
+    .outputs   = avfilter_vf_noformat_outputs,
 };
 #endif /* CONFIG_NOFORMAT_FILTER */
diff --git a/libavfilter/vf_fps.c b/libavfilter/vf_fps.c
index c13b1bd385..114b06241f 100644
--- a/libavfilter/vf_fps.c
+++ b/libavfilter/vf_fps.c
@@ -279,6 +279,29 @@ static int null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_fps_inputs[] = {
+    {
+        .name        = "default",
+        .type        = AVMEDIA_TYPE_VIDEO,
+        .min_perms   = AV_PERM_READ | AV_PERM_PRESERVE,
+        .start_frame = null_start_frame,
+        .draw_slice  = null_draw_slice,
+        .end_frame   = end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_fps_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .rej_perms     = AV_PERM_WRITE,
+        .request_frame = request_frame,
+        .config_props  = config_props
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_fps = {
     .name        = "fps",
     .description = NULL_IF_CONFIG_SMALL("Force constant framerate"),
@@ -288,18 +311,7 @@ AVFilter avfilter_vf_fps = {
 
     .priv_size = sizeof(FPSContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .min_perms       = AV_PERM_READ | AV_PERM_PRESERVE,
-                                          .start_frame     = null_start_frame,
-                                          .draw_slice      = null_draw_slice,
-                                          .end_frame       = end_frame, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .rej_perms       = AV_PERM_WRITE,
-                                          .request_frame   = request_frame,
-                                          .config_props    = config_props},
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_fps_inputs,
+    .outputs   = avfilter_vf_fps_outputs,
     .priv_class = &fps_class,
 };
diff --git a/libavfilter/vf_frei0r.c b/libavfilter/vf_frei0r.c
index 0845702238..119e7f3538 100644
--- a/libavfilter/vf_frei0r.c
+++ b/libavfilter/vf_frei0r.c
@@ -368,6 +368,26 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_frei0r_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .draw_slice   = null_draw_slice,
+        .config_props = config_input_props,
+        .end_frame    = end_frame,
+        .min_perms    = AV_PERM_READ
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_frei0r_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_frei0r = {
     .name      = "frei0r",
     .description = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
@@ -378,17 +398,9 @@ AVFilter avfilter_vf_frei0r = {
 
     .priv_size = sizeof(Frei0rContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .draw_slice       = null_draw_slice,
-                                          .config_props     = config_input_props,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_READ },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_frei0r_inputs,
+
+    .outputs   = avfilter_vf_frei0r_outputs,
 };
 
 static av_cold int source_init(AVFilterContext *ctx, const char *args)
@@ -478,6 +490,16 @@ fail:
     return ret;
 }
 
+static const AVFilterPad avfilter_vsrc_frei0r_src_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .request_frame = source_request_frame,
+        .config_props  = source_config_props
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vsrc_frei0r_src = {
     .name        = "frei0r_src",
     .description = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
@@ -490,9 +512,5 @@ AVFilter avfilter_vsrc_frei0r_src = {
 
     .inputs    = NULL,
 
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .request_frame   = source_request_frame,
-                                          .config_props    = source_config_props },
-                                        { .name = NULL}},
+    .outputs   = avfilter_vsrc_frei0r_src_outputs,
 };
diff --git a/libavfilter/vf_gradfun.c b/libavfilter/vf_gradfun.c
index c403331972..d97bc09e5b 100644
--- a/libavfilter/vf_gradfun.c
+++ b/libavfilter/vf_gradfun.c
@@ -216,6 +216,27 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_gradfun_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_input,
+        .start_frame  = ff_inplace_start_frame,
+        .draw_slice   = null_draw_slice,
+        .end_frame    = end_frame,
+        .min_perms    = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_gradfun_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_gradfun = {
     .name          = "gradfun",
     .description   = NULL_IF_CONFIG_SMALL("Debands video quickly using gradients."),
@@ -224,15 +245,6 @@ AVFilter avfilter_vf_gradfun = {
     .uninit        = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_input,
-                                          .start_frame      = ff_inplace_start_frame,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_READ, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_gradfun_inputs,
+    .outputs   = avfilter_vf_gradfun_outputs,
 };
diff --git a/libavfilter/vf_hflip.c b/libavfilter/vf_hflip.c
index ed42f9298c..4b4b838318 100644
--- a/libavfilter/vf_hflip.c
+++ b/libavfilter/vf_hflip.c
@@ -165,20 +165,32 @@ static int draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
     return ff_draw_slice(inlink->dst->outputs[0], y, h, slice_dir);
 }
 
+static const AVFilterPad avfilter_vf_hflip_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .start_frame  = start_frame,
+        .draw_slice   = draw_slice,
+        .config_props = config_props,
+        .min_perms    = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_hflip_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_hflip = {
     .name      = "hflip",
     .description = NULL_IF_CONFIG_SMALL("Horizontally flip the input video."),
     .priv_size = sizeof(FlipContext),
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame     = start_frame,
-                                          .draw_slice      = draw_slice,
-                                          .config_props    = config_props,
-                                          .min_perms       = AV_PERM_READ, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_hflip_inputs,
+    .outputs   = avfilter_vf_hflip_outputs,
 };
diff --git a/libavfilter/vf_hqdn3d.c b/libavfilter/vf_hqdn3d.c
index a454207b61..c899ecf52a 100644
--- a/libavfilter/vf_hqdn3d.c
+++ b/libavfilter/vf_hqdn3d.c
@@ -348,6 +348,26 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_hqdn3d_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .start_frame  = ff_inplace_start_frame,
+        .draw_slice   = null_draw_slice,
+        .config_props = config_input,
+        .end_frame    = end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_hqdn3d_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_hqdn3d = {
     .name          = "hqdn3d",
     .description   = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
@@ -357,15 +377,7 @@ AVFilter avfilter_vf_hqdn3d = {
     .uninit        = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame      = ff_inplace_start_frame,
-                                          .draw_slice       = null_draw_slice,
-                                          .config_props     = config_input,
-                                          .end_frame        = end_frame },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_hqdn3d_inputs,
+
+    .outputs   = avfilter_vf_hqdn3d_outputs,
 };
diff --git a/libavfilter/vf_libopencv.c b/libavfilter/vf_libopencv.c
index 62c79de946..819200779c 100644
--- a/libavfilter/vf_libopencv.c
+++ b/libavfilter/vf_libopencv.c
@@ -376,6 +376,25 @@ static int end_frame(AVFilterLink *inlink)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_ocv_inputs[] = {
+    {
+        .name       = "default",
+        .type       = AVMEDIA_TYPE_VIDEO,
+        .draw_slice = null_draw_slice,
+        .end_frame  = end_frame,
+        .min_perms  = AV_PERM_READ
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_ocv_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_ocv = {
     .name        = "ocv",
     .description = NULL_IF_CONFIG_SMALL("Apply transform using libopencv."),
@@ -386,14 +405,7 @@ AVFilter avfilter_vf_ocv = {
     .init = init,
     .uninit = uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_READ },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_ocv_inputs,
 
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .outputs   = avfilter_vf_ocv_outputs,
 };
diff --git a/libavfilter/vf_null.c b/libavfilter/vf_null.c
index 9ab2767e8d..b22779d358 100644
--- a/libavfilter/vf_null.c
+++ b/libavfilter/vf_null.c
@@ -26,20 +26,32 @@
 #include "internal.h"
 #include "video.h"
 
+static const AVFilterPad avfilter_vf_null_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .end_frame        = ff_null_end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_null_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_null = {
     .name      = "null",
     .description = NULL_IF_CONFIG_SMALL("Pass the source unchanged to the output."),
 
     .priv_size = 0,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .end_frame        = ff_null_end_frame },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_null_inputs,
 
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .outputs   = avfilter_vf_null_outputs,
 };
diff --git a/libavfilter/vf_overlay.c b/libavfilter/vf_overlay.c
index b44c9f2b3e..e4f243f160 100644
--- a/libavfilter/vf_overlay.c
+++ b/libavfilter/vf_overlay.c
@@ -607,6 +607,40 @@ static int null_draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_overlay_inputs[] = {
+    {
+        .name         = "main",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer= get_video_buffer,
+        .config_props = config_input_main,
+        .start_frame  = start_frame_main,
+        .draw_slice   = draw_slice_main,
+        .end_frame    = end_frame_main,
+        .min_perms    = AV_PERM_READ | AV_PERM_WRITE | AV_PERM_PRESERVE,
+    },
+    {
+        .name         = "overlay",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_input_overlay,
+        .start_frame  = start_frame_over,
+        .draw_slice   = null_draw_slice,
+        .end_frame    = end_frame_over,
+        .min_perms    = AV_PERM_READ | AV_PERM_PRESERVE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_overlay_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .rej_perms     = AV_PERM_WRITE,
+        .config_props  = config_output,
+        .request_frame = request_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_overlay = {
     .name      = "overlay",
     .description = NULL_IF_CONFIG_SMALL("Overlay a video source on top of the input."),
@@ -618,27 +652,7 @@ AVFilter avfilter_vf_overlay = {
 
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "main",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= get_video_buffer,
-                                          .config_props    = config_input_main,
-                                          .start_frame     = start_frame_main,
-                                          .draw_slice      = draw_slice_main,
-                                          .end_frame       = end_frame_main,
-                                          .min_perms       = AV_PERM_READ | AV_PERM_WRITE | AV_PERM_PRESERVE },
-                                        { .name            = "overlay",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .config_props    = config_input_overlay,
-                                          .start_frame     = start_frame_over,
-                                          .draw_slice      = null_draw_slice,
-                                          .end_frame       = end_frame_over,
-                                          .min_perms       = AV_PERM_READ | AV_PERM_PRESERVE },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .rej_perms       = AV_PERM_WRITE,
-                                          .config_props    = config_output,
-                                          .request_frame   = request_frame, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_overlay_inputs,
+    .outputs   = avfilter_vf_overlay_outputs,
     .priv_class = &overlay_class,
 };
diff --git a/libavfilter/vf_pad.c b/libavfilter/vf_pad.c
index 9918272924..059ca5b612 100644
--- a/libavfilter/vf_pad.c
+++ b/libavfilter/vf_pad.c
@@ -388,6 +388,27 @@ static int draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return draw_send_bar_slice(link, y, h, slice_dir, -1);
 }
 
+static const AVFilterPad avfilter_vf_pad_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .config_props     = config_input,
+        .get_video_buffer = get_video_buffer,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_pad_outputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_output,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_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)."),
@@ -396,16 +417,7 @@ AVFilter avfilter_vf_pad = {
     .init          = init,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_input,
-                                          .get_video_buffer = get_video_buffer,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_output, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_pad_inputs,
+
+    .outputs   = avfilter_vf_pad_outputs,
 };
diff --git a/libavfilter/vf_pixdesctest.c b/libavfilter/vf_pixdesctest.c
index f8c54327ad..74a41633a6 100644
--- a/libavfilter/vf_pixdesctest.c
+++ b/libavfilter/vf_pixdesctest.c
@@ -126,6 +126,26 @@ static int draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
     return ff_draw_slice(inlink->dst->outputs[0], y, h, slice_dir);
 }
 
+static const AVFilterPad avfilter_vf_pixdesctest_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .start_frame  = start_frame,
+        .draw_slice   = draw_slice,
+        .config_props = config_props,
+        .min_perms    = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_pixdesctest_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_pixdesctest = {
     .name        = "pixdesctest",
     .description = NULL_IF_CONFIG_SMALL("Test pixel format definitions."),
@@ -133,15 +153,7 @@ AVFilter avfilter_vf_pixdesctest = {
     .priv_size = sizeof(PixdescTestContext),
     .uninit    = uninit,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame     = start_frame,
-                                          .draw_slice      = draw_slice,
-                                          .config_props    = config_props,
-                                          .min_perms       = AV_PERM_READ, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_pixdesctest_inputs,
+
+    .outputs   = avfilter_vf_pixdesctest_outputs,
 };
diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 5bc00d52a5..66f4f2fa93 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -395,6 +395,26 @@ static int draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return ret;
 }
 
+static const AVFilterPad avfilter_vf_scale_inputs[] = {
+    {
+        .name        = "default",
+        .type        = AVMEDIA_TYPE_VIDEO,
+        .start_frame = start_frame,
+        .draw_slice  = draw_slice,
+        .min_perms   = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_scale_outputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .config_props = config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_scale = {
     .name      = "scale",
     .description = NULL_IF_CONFIG_SMALL("Scale the input video to width:height size and/or convert the image format."),
@@ -406,14 +426,6 @@ AVFilter avfilter_vf_scale = {
 
     .priv_size = sizeof(ScaleContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .min_perms        = AV_PERM_READ, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .config_props     = config_props, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_scale_inputs,
+    .outputs   = avfilter_vf_scale_outputs,
 };
diff --git a/libavfilter/vf_select.c b/libavfilter/vf_select.c
index c68618f002..143e8cce9e 100644
--- a/libavfilter/vf_select.c
+++ b/libavfilter/vf_select.c
@@ -417,6 +417,30 @@ static int query_formats(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_select_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .min_perms        = AV_PERM_PRESERVE,
+        .config_props     = config_input,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+        .end_frame        = end_frame
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_select_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .poll_frame    = poll_frame,
+        .request_frame = request_frame,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_select = {
     .name      = "select",
     .description = NULL_IF_CONFIG_SMALL("Select frames to pass in output."),
@@ -426,18 +450,6 @@ AVFilter avfilter_vf_select = {
 
     .priv_size = sizeof(SelectContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .min_perms        = AV_PERM_PRESERVE,
-                                          .config_props     = config_input,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .end_frame        = end_frame },
-                                        { .name = NULL }},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .poll_frame       = poll_frame,
-                                          .request_frame    = request_frame, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_select_inputs,
+    .outputs   = avfilter_vf_select_outputs,
 };
diff --git a/libavfilter/vf_showinfo.c b/libavfilter/vf_showinfo.c
index 9d20b4831f..c476f18ac5 100644
--- a/libavfilter/vf_showinfo.c
+++ b/libavfilter/vf_showinfo.c
@@ -85,6 +85,26 @@ static int end_frame(AVFilterLink *inlink)
     return ff_end_frame(inlink->dst->outputs[0]);
 }
 
+static const AVFilterPad avfilter_vf_showinfo_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = ff_null_start_frame,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_showinfo_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_showinfo = {
     .name        = "showinfo",
     .description = NULL_IF_CONFIG_SMALL("Show textual information for each video frame."),
@@ -92,15 +112,7 @@ AVFilter avfilter_vf_showinfo = {
     .priv_size = sizeof(ShowInfoContext),
     .init      = init,
 
-    .inputs    = (const AVFilterPad[]) {{ .name = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = ff_null_start_frame,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_READ, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_showinfo_inputs,
+
+    .outputs   = avfilter_vf_showinfo_outputs,
 };
diff --git a/libavfilter/vf_slicify.c b/libavfilter/vf_slicify.c
index 347943098b..43f7f4bb40 100644
--- a/libavfilter/vf_slicify.c
+++ b/libavfilter/vf_slicify.c
@@ -106,6 +106,27 @@ static int draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_slicify_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = ff_null_get_video_buffer,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+        .config_props     = config_props,
+        .end_frame        = ff_null_end_frame,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_slicify_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_slicify = {
     .name      = "slicify",
     .description = NULL_IF_CONFIG_SMALL("Pass the images of input video on to next video filter as multiple slices."),
@@ -114,15 +135,6 @@ AVFilter avfilter_vf_slicify = {
 
     .priv_size = sizeof(SliceContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = ff_null_get_video_buffer,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .config_props     = config_props,
-                                          .end_frame        = ff_null_end_frame, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_slicify_inputs,
+    .outputs   = avfilter_vf_slicify_outputs,
 };
diff --git a/libavfilter/vf_transpose.c b/libavfilter/vf_transpose.c
index dab5cc6030..1c9ccf5ac6 100644
--- a/libavfilter/vf_transpose.c
+++ b/libavfilter/vf_transpose.c
@@ -266,6 +266,28 @@ static int draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
     return trans->passthrough ? ff_null_draw_slice(inlink, y, h, slice_dir) : 0;
 }
 
+static const AVFilterPad avfilter_vf_transpose_inputs[] = {
+    {
+        .name        = "default",
+        .type        = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer= get_video_buffer,
+        .start_frame = start_frame,
+        .draw_slice  = draw_slice,
+        .end_frame   = end_frame,
+        .min_perms   = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_transpose_outputs[] = {
+    {
+        .name         = "default",
+        .config_props = config_props_output,
+        .type         = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_transpose = {
     .name      = "transpose",
     .description = NULL_IF_CONFIG_SMALL("Transpose input video."),
@@ -275,17 +297,7 @@ AVFilter avfilter_vf_transpose = {
 
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name            = "default",
-                                          .type            = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer= get_video_buffer,
-                                          .start_frame     = start_frame,
-                                          .draw_slice      = draw_slice,
-                                          .end_frame       = end_frame,
-                                          .min_perms       = AV_PERM_READ, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name            = "default",
-                                          .config_props    = config_props_output,
-                                          .type            = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_transpose_inputs,
+    .outputs   = avfilter_vf_transpose_outputs,
     .priv_class = &transpose_class,
 };
diff --git a/libavfilter/vf_unsharp.c b/libavfilter/vf_unsharp.c
index 6943c65579..15c91699d5 100644
--- a/libavfilter/vf_unsharp.c
+++ b/libavfilter/vf_unsharp.c
@@ -237,6 +237,26 @@ static int draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_unsharp_inputs[] = {
+    {
+        .name         = "default",
+        .type         = AVMEDIA_TYPE_VIDEO,
+        .draw_slice   = draw_slice,
+        .end_frame    = end_frame,
+        .config_props = config_props,
+        .min_perms    = AV_PERM_READ,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_unsharp_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_unsharp = {
     .name      = "unsharp",
     .description = NULL_IF_CONFIG_SMALL("Sharpen or blur the input video."),
@@ -247,15 +267,7 @@ AVFilter avfilter_vf_unsharp = {
     .uninit = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .draw_slice       = draw_slice,
-                                          .end_frame        = end_frame,
-                                          .config_props     = config_props,
-                                          .min_perms        = AV_PERM_READ, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_unsharp_inputs,
+
+    .outputs   = avfilter_vf_unsharp_outputs,
 };
diff --git a/libavfilter/vf_vflip.c b/libavfilter/vf_vflip.c
index 686cd8f357..e14342cb50 100644
--- a/libavfilter/vf_vflip.c
+++ b/libavfilter/vf_vflip.c
@@ -96,20 +96,32 @@ static int draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
     return ff_draw_slice(ctx->outputs[0], link->h - (y+h), h, -1 * slice_dir);
 }
 
+static const AVFilterPad avfilter_vf_vflip_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .get_video_buffer = get_video_buffer,
+        .start_frame      = start_frame,
+        .draw_slice       = draw_slice,
+        .config_props     = config_input,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_vflip_outputs[] = {
+    {
+        .name = "default",
+        .type = AVMEDIA_TYPE_VIDEO,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_vflip = {
     .name      = "vflip",
     .description = NULL_IF_CONFIG_SMALL("Flip the input video vertically."),
 
     .priv_size = sizeof(FlipContext),
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .get_video_buffer = get_video_buffer,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = draw_slice,
-                                          .config_props     = config_input, },
-                                        { .name = NULL}},
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_vflip_inputs,
+    .outputs   = avfilter_vf_vflip_outputs,
 };
diff --git a/libavfilter/vf_yadif.c b/libavfilter/vf_yadif.c
index f14d9d7a29..74358e523f 100644
--- a/libavfilter/vf_yadif.c
+++ b/libavfilter/vf_yadif.c
@@ -441,6 +441,29 @@ static int config_props(AVFilterLink *link)
     return 0;
 }
 
+static const AVFilterPad avfilter_vf_yadif_inputs[] = {
+    {
+        .name             = "default",
+        .type             = AVMEDIA_TYPE_VIDEO,
+        .start_frame      = start_frame,
+        .draw_slice       = null_draw_slice,
+        .end_frame        = end_frame,
+        .min_perms        = AV_PERM_PRESERVE,
+    },
+    { NULL }
+};
+
+static const AVFilterPad avfilter_vf_yadif_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .poll_frame    = poll_frame,
+        .request_frame = request_frame,
+        .config_props  = config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vf_yadif = {
     .name          = "yadif",
     .description   = NULL_IF_CONFIG_SMALL("Deinterlace the input image."),
@@ -450,18 +473,7 @@ AVFilter avfilter_vf_yadif = {
     .uninit        = uninit,
     .query_formats = query_formats,
 
-    .inputs    = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .start_frame      = start_frame,
-                                          .draw_slice       = null_draw_slice,
-                                          .end_frame        = end_frame,
-                                          .min_perms        = AV_PERM_PRESERVE, },
-                                        { .name = NULL}},
-
-    .outputs   = (const AVFilterPad[]) {{ .name             = "default",
-                                          .type             = AVMEDIA_TYPE_VIDEO,
-                                          .poll_frame       = poll_frame,
-                                          .request_frame    = request_frame,
-                                          .config_props     = config_props, },
-                                        { .name = NULL}},
+    .inputs    = avfilter_vf_yadif_inputs,
+
+    .outputs   = avfilter_vf_yadif_outputs,
 };
diff --git a/libavfilter/vsink_nullsink.c b/libavfilter/vsink_nullsink.c
index 148b250f58..89bf29ae56 100644
--- a/libavfilter/vsink_nullsink.c
+++ b/libavfilter/vsink_nullsink.c
@@ -30,20 +30,22 @@ static int end_frame(AVFilterLink *link)
     return 0;
 }
 
+static const AVFilterPad avfilter_vsink_nullsink_inputs[] = {
+    {
+        .name        = "default",
+        .type        = AVMEDIA_TYPE_VIDEO,
+        .start_frame = start_frame,
+        .end_frame   = end_frame,
+    },
+    { NULL },
+};
+
 AVFilter avfilter_vsink_nullsink = {
     .name        = "nullsink",
     .description = NULL_IF_CONFIG_SMALL("Do absolutely nothing with the input video."),
 
     .priv_size = 0,
 
-    .inputs    = (const AVFilterPad[]) {
-        {
-            .name            = "default",
-            .type            = AVMEDIA_TYPE_VIDEO,
-            .start_frame     = start_frame,
-            .end_frame       = end_frame,
-        },
-        { .name = NULL},
-    },
+    .inputs    = avfilter_vsink_nullsink_inputs,
     .outputs   = NULL,
 };
diff --git a/libavfilter/vsrc_testsrc.c b/libavfilter/vsrc_testsrc.c
index 38824b59d4..6ba55a7634 100644
--- a/libavfilter/vsrc_testsrc.c
+++ b/libavfilter/vsrc_testsrc.c
@@ -525,6 +525,16 @@ static int test_query_formats(AVFilterContext *ctx)
     return 0;
 }
 
+static const AVFilterPad avfilter_vsrc_testsrc_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .request_frame = request_frame,
+        .config_props  = config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vsrc_testsrc = {
     .name      = "testsrc",
     .description = NULL_IF_CONFIG_SMALL("Generate test pattern."),
@@ -535,12 +545,7 @@ AVFilter avfilter_vsrc_testsrc = {
     .query_formats   = test_query_formats,
 
     .inputs    = NULL,
-
-    .outputs   = (const AVFilterPad[]) {{ .name = "default",
-                                          .type = AVMEDIA_TYPE_VIDEO,
-                                          .request_frame = request_frame,
-                                          .config_props  = config_props, },
-                                        { .name = NULL }},
+    .outputs   = avfilter_vsrc_testsrc_outputs,
     .priv_class = &testsrc_class,
 };
 
@@ -639,6 +644,16 @@ static int rgbtest_config_props(AVFilterLink *outlink)
     return config_props(outlink);
 }
 
+static const AVFilterPad avfilter_vsrc_rgbtestsrc_outputs[] = {
+    {
+        .name          = "default",
+        .type          = AVMEDIA_TYPE_VIDEO,
+        .request_frame = request_frame,
+        .config_props  = rgbtest_config_props,
+    },
+    { NULL }
+};
+
 AVFilter avfilter_vsrc_rgbtestsrc = {
     .name      = "rgbtestsrc",
     .description = NULL_IF_CONFIG_SMALL("Generate RGB test pattern."),
@@ -650,11 +665,7 @@ AVFilter avfilter_vsrc_rgbtestsrc = {
 
     .inputs    = NULL,
 
-    .outputs   = (const AVFilterPad[]) {{ .name = "default",
-                                          .type = AVMEDIA_TYPE_VIDEO,
-                                          .request_frame = request_frame,
-                                          .config_props  = rgbtest_config_props, },
-                                        { .name = NULL }},
+    .outputs   = avfilter_vsrc_rgbtestsrc_outputs,
     .priv_class = &rgbtestsrc_class,
 };
 
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index bee368ee96..b7c082605a 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -951,6 +951,9 @@ static int mxf_get_sorted_table_segments(MXFContext *mxf, int *nb_sorted_segment
         if (mxf->metadata_sets[i]->type == IndexTableSegment)
             nb_segments++;
 
+    if (!nb_segments)
+        return AVERROR_INVALIDDATA;
+
     if (!(unsorted_segments = av_calloc(nb_segments, sizeof(*unsorted_segments))) ||
         !(*sorted_segments  = av_calloc(nb_segments, sizeof(**sorted_segments)))) {
         av_freep(sorted_segments);
diff --git a/library.mak b/library.mak
index 1c37d0ac14..d9e81aeb2e 100644
--- a/library.mak
+++ b/library.mak
@@ -25,7 +25,7 @@ $(TESTOBJS): CPPFLAGS += -DTEST
 
 $(SUBDIR)$(LIBNAME): $(OBJS)
 	$(RM) $@
-	$(AR) $(ARFLAGS) $(AR_O) $^ $(EXTRAOBJS)
+	$(AR) $(ARFLAGS) $(AR_O) $^
 	$(RANLIB) $@
 
 install-headers: install-lib$(NAME)-headers install-lib$(NAME)-pkgconfig
@@ -45,7 +45,7 @@ $(SUBDIR)$(SLIBNAME): $(SUBDIR)$(SLIBNAME_WITH_MAJOR)
 
 $(SUBDIR)$(SLIBNAME_WITH_MAJOR): $(OBJS) $(SUBDIR)lib$(NAME).ver
 	$(SLIB_CREATE_DEF_CMD)
-	$$(LD) $(SHFLAGS) $(LDFLAGS) $$(LD_O) $$(filter %.o,$$^) $(FFEXTRALIBS) $(EXTRAOBJS)
+	$$(LD) $(SHFLAGS) $(LDFLAGS) $$(LD_O) $$(filter %.o,$$^) $(FFEXTRALIBS)
 	$(SLIB_EXTRA_CMD)
 
 ifdef SUBDIR
diff --git a/tests/fate/vcodec.mak b/tests/fate/vcodec.mak
index f4e39b8ce7..e895499c62 100644
--- a/tests/fate/vcodec.mak
+++ b/tests/fate/vcodec.mak
@@ -79,6 +79,9 @@ fate-vsynth%-h261:               ENCOPTS = -qscale 11
 FATE_VCODEC += h263
 fate-vsynth%-h263:               ENCOPTS = -qscale 10
 
+FATE_VCODEC += h263-obmc
+fate-vsynth%-h263-obmc:          ENCOPTS = -qscale 10 -obmc 1
+
 FATE_VCODEC += h263p
 fate-vsynth%-h263p:              ENCOPTS = -qscale 2 -flags +aic -umv 1 -aiv 1 -ps 300
 
diff --git a/tests/ref/fate/vsynth1-h263-obmc b/tests/ref/fate/vsynth1-h263-obmc
new file mode 100644
index 0000000000..d82c425f5a
--- /dev/null
+++ b/tests/ref/fate/vsynth1-h263-obmc
@@ -0,0 +1,4 @@
+bdd8f9cafa39df97f2e395110f4419e0 *tests/data/fate/vsynth1-h263-obmc.avi
+657328 tests/data/fate/vsynth1-h263-obmc.avi
+844f7ee27fa122e199fe20987b41a15c *tests/data/fate/vsynth1-h263-obmc.out.rawvideo
+stddev:    8.16 PSNR: 29.89 MAXDIFF:  113 bytes:  7603200/  7603200
diff --git a/tests/ref/fate/vsynth2-h263-obmc b/tests/ref/fate/vsynth2-h263-obmc
new file mode 100644
index 0000000000..d8a65db4dc
--- /dev/null
+++ b/tests/ref/fate/vsynth2-h263-obmc
@@ -0,0 +1,4 @@
+482d48074d94ed72b0c7057b9c129b45 *tests/data/fate/vsynth2-h263-obmc.avi
+154738 tests/data/fate/vsynth2-h263-obmc.avi
+588d992d9d8096da8bdc5027268da914 *tests/data/fate/vsynth2-h263-obmc.out.rawvideo
+stddev:    5.39 PSNR: 33.49 MAXDIFF:   82 bytes:  7603200/  7603200