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authorAnton Khirnov <anton@khirnov.net>2020-05-27 15:34:07 +0200
committerAnton Khirnov <anton@khirnov.net>2020-06-10 12:36:44 +0200
commit6bfac4ee6f512f7cb44a49a0bc783533ba5c36e6 (patch)
treefb10321079f22b0f27f3693aa555860d27a36a29 /libavfilter
parent344149cf01f573827b8425feff9394234e8c2036 (diff)
vf_scale: switch to child_class_iterate()
Diffstat (limited to 'libavfilter')
-rw-r--r--libavfilter/vf_scale.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
index 0348f19d33..f92529e7c8 100644
--- a/libavfilter/vf_scale.c
+++ b/libavfilter/vf_scale.c
@@ -882,10 +882,19 @@ static int process_command(AVFilterContext *ctx, const char *cmd, const char *ar
return ret;
}
+#if FF_API_CHILD_CLASS_NEXT
static const AVClass *child_class_next(const AVClass *prev)
{
return prev ? NULL : sws_get_class();
}
+#endif
+
+static const AVClass *child_class_iterate(void **iter)
+{
+ const AVClass *c = *iter ? NULL : sws_get_class();
+ *iter = (void*)(uintptr_t)c;
+ return c;
+}
#define OFFSET(x) offsetof(ScaleContext, x)
#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
@@ -944,7 +953,10 @@ static const AVClass scale_class = {
.option = scale_options,
.version = LIBAVUTIL_VERSION_INT,
.category = AV_CLASS_CATEGORY_FILTER,
+#if FF_API_CHILD_CLASS_NEXT
.child_class_next = child_class_next,
+#endif
+ .child_class_iterate = child_class_iterate,
};
static const AVFilterPad avfilter_vf_scale_inputs[] = {
@@ -984,7 +996,10 @@ static const AVClass scale2ref_class = {
.option = scale_options,
.version = LIBAVUTIL_VERSION_INT,
.category = AV_CLASS_CATEGORY_FILTER,
+#if FF_API_CHILD_CLASS_NEXT
.child_class_next = child_class_next,
+#endif
+ .child_class_iterate = child_class_iterate,
};
static const AVFilterPad avfilter_vf_scale2ref_inputs[] = {