#include "libavutil/mathematics.h"
#include "drawutils.h"
-static const char *var_names[] = {
+static const char * const var_names[] = {
"in_w", "iw",
"in_h", "ih",
"out_w", "ow",
static AVFilterBufferRef *get_video_buffer(AVFilterLink *inlink, int perms, int w, int h)
{
PadContext *pad = inlink->dst->priv;
+ int align = (perms&AV_PERM_ALIGN) ? AVFILTER_ALIGN : 1;
AVFilterBufferRef *picref = avfilter_get_video_buffer(inlink->dst->outputs[0], perms,
- w + (pad->w - pad->in_w),
+ w + (pad->w - pad->in_w) + 4*align,
h + (pad->h - pad->in_h));
int plane;
int hsub = (plane == 1 || plane == 2) ? pad->hsub : 0;
int vsub = (plane == 1 || plane == 2) ? pad->vsub : 0;
- picref->data[plane] += (pad->x >> hsub) * pad->line_step[plane] +
+ picref->data[plane] += FFALIGN(pad->x >> hsub, align) * pad->line_step[plane] +
(pad->y >> vsub) * picref->linesize[plane];
}
.uninit = uninit,
.query_formats = query_formats,
- .inputs = (AVFilterPad[]) {{ .name = "default",
+ .inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input,
.get_video_buffer = get_video_buffer,
.end_frame = end_frame, },
{ .name = NULL}},
- .outputs = (AVFilterPad[]) {{ .name = "default",
+ .outputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_output, },
{ .name = NULL}},