avfilter: Constify all AVFilters

[ffmpeg] / libavfilter / vf_bitplanenoise.c

diff --git a/libavfilter/vf_bitplanenoise.c b/libavfilter/vf_bitplanenoise.c
index 4ec3a225726133cb625a9c3efb6cafa751ec38a6..284c2966cf9b147f1ab93a2497aa0113767cbb04 100644 (file)
--- a/libavfilter/vf_bitplanenoise.c
+++ b/libavfilter/vf_bitplanenoise.c
@@ -122,7 +122,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 
     if (s->depth <= 8) {
         for (plane = 0; plane < s->nb_planes; plane++) {
-            const int linesize = in->linesize[plane];
+            const int linesize = s->planeheight[plane] > 1 ? in->linesize[plane] : 0;
             const int dlinesize = out->linesize[plane];
             uint8_t *val = in->data[plane];
             uint8_t *dst = s->filter ? out->data[plane]: NULL;
@@ -151,7 +151,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
         }
     } else {
         for (plane = 0; plane < s->nb_planes; plane++) {
-            const int linesize = in->linesize[plane] / 2;
+            const int linesize = s->planeheight[plane] > 1 ? in->linesize[plane] / 2 : 0;
             const int dlinesize = out->linesize[plane] / 2;
             uint16_t *val = (uint16_t *)in->data[plane];
             uint16_t *dst = s->filter ? (uint16_t *)out->data[plane] : NULL;
@@ -214,7 +214,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_bitplanenoise = {
+const AVFilter ff_vf_bitplanenoise = {
     .name           = "bitplanenoise",
     .description    = NULL_IF_CONFIG_SMALL("Measure bit plane noise."),
     .priv_size      = sizeof(BPNContext),