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-rw-r--r--libavfilter/vf_extractplanes.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavfilter/vf_extractplanes.c b/libavfilter/vf_extractplanes.c
index 395a089b6f..1018e92f25 100644
--- a/libavfilter/vf_extractplanes.c
+++ b/libavfilter/vf_extractplanes.c
@@ -154,7 +154,8 @@ static int config_input(AVFilterLink *inlink)
s->depth = (desc->comp[0].depth_minus1 + 1) >> 3;
s->step = av_get_padded_bits_per_pixel(desc) >> 3;
- s->is_packed = !(desc->flags & AV_PIX_FMT_FLAG_PLANAR);
+ s->is_packed = !(desc->flags & AV_PIX_FMT_FLAG_PLANAR) &&
+ (desc->nb_components > 1);
if (desc->flags & AV_PIX_FMT_FLAG_RGB) {
ff_fill_rgba_map(rgba_map, inlink->format);
for (i = 0; i < 4; i++)