avfilter: declare filters that handle changed frame sizes

These filters process each frame with its own size.

Found during review of the fix for the security report RqgTntCAW2qN.

libavfilter/f_drawgraph.c

@@ -484,6 +484,7 @@ const FFFilter ff_vf_drawgraph = {
     FILTER_INPUTS(drawgraph_inputs),
     FILTER_OUTPUTS(drawgraph_outputs),
     FILTER_QUERY_FUNC2(query_formats),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_PARAMS,
 };
 
 #endif // CONFIG_DRAWGRAPH_FILTER

libavfilter/f_interleave.c

@@ -239,6 +239,7 @@ const FFFilter ff_vf_interleave = {
     .init        = init,
     .activate    = activate,
     FILTER_OUTPUTS(interleave_outputs),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_PARAMS,
 };
 
 #endif

libavfilter/f_streamselect.c

@@ -306,6 +306,7 @@ const FFFilter ff_vf_streamselect = {
     .uninit          = uninit,
     .activate        = activate,
     .priv_size       = sizeof(StreamSelectContext),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_PARAMS,
 };
 
 const FFFilter ff_af_astreamselect = {

libavfilter/vf_colordetect.c

@@ -308,4 +308,5 @@ const FFFilter ff_vf_colordetect = {
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_QUERY_FUNC2(query_format),
     .activate      = activate,
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };

libavfilter/vf_copy.c

@@ -76,4 +76,5 @@ const FFFilter ff_vf_copy = {
     FILTER_INPUTS(avfilter_vf_copy_inputs),
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_QUERY_FUNC2(query_formats),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };

libavfilter/vf_drawbox.c

@@ -482,6 +482,7 @@ const FFFilter ff_vf_drawbox = {
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_PIXFMTS_ARRAY(pix_fmts),
     .process_command = process_command,
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };
 #endif /* CONFIG_DRAWBOX_FILTER */
 
@@ -557,6 +558,7 @@ const FFFilter ff_vf_drawgrid = {
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_PIXFMTS_ARRAY(pix_fmts),
     .process_command = process_command,
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };
 
 #endif  /* CONFIG_DRAWGRID_FILTER */

libavfilter/vf_iccdetect.c

@@ -136,4 +136,5 @@ const FFFilter ff_vf_iccdetect = {
     .uninit      = &iccdetect_uninit,
     FILTER_INPUTS(iccdetect_inputs),
     FILTER_OUTPUTS(ff_video_default_filterpad),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_PARAMS,
 };

libavfilter/vf_iccgen.c

@@ -172,4 +172,5 @@ const FFFilter ff_vf_iccgen = {
     .uninit      = &iccgen_uninit,
     FILTER_INPUTS(iccgen_inputs),
     FILTER_OUTPUTS(ff_video_default_filterpad),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_PARAMS,
 };

libavfilter/vf_ocr.c

@@ -139,4 +139,5 @@ const FFFilter ff_vf_ocr = {
     FILTER_INPUTS(ocr_inputs),
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_PIXFMTS_ARRAY(pix_fmts),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };

libavfilter/vf_shuffleplanes.c

@@ -165,4 +165,5 @@ const FFFilter ff_vf_shuffleplanes = {
     FILTER_INPUTS(shuffleplanes_inputs),
     FILTER_OUTPUTS(ff_video_default_filterpad),
     FILTER_QUERY_FUNC2(query_formats),
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };

libavfilter/vf_zscale.c

@@ -1109,4 +1109,5 @@ const FFFilter ff_vf_zscale = {
     FILTER_OUTPUTS(avfilter_vf_zscale_outputs),
     FILTER_QUERY_FUNC2(query_formats),
     .process_command = process_command,
+    .flags_internal = FF_FILTER_FLAG_DYNAMIC_FRAME_SIZE,
 };