#include "libavutil/avassert.h"
#include "libswscale/swscale.h"
-static const char *var_names[] = {
- "PI",
- "PHI",
- "E",
+static const char * const var_names[] = {
"in_w", "iw",
"in_h", "ih",
"out_w", "ow",
};
enum var_name {
- VAR_PI,
- VAR_PHI,
- VAR_E,
VAR_IN_W, VAR_IW,
VAR_IN_H, VAR_IH,
VAR_OUT_W, VAR_OW,
char *expr;
int ret;
- var_values[VAR_PI] = M_PI;
- var_values[VAR_PHI] = M_PHI;
- var_values[VAR_E] = M_E;
var_values[VAR_IN_W] = var_values[VAR_IW] = inlink->w;
var_values[VAR_IN_H] = var_values[VAR_IH] = inlink->h;
var_values[VAR_OUT_W] = var_values[VAR_OW] = NAN;
scale->hsub = av_pix_fmt_descriptors[link->format].log2_chroma_w;
scale->vsub = av_pix_fmt_descriptors[link->format].log2_chroma_h;
- outpicref = avfilter_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
+ outpicref = avfilter_get_video_buffer(outlink, AV_PERM_WRITE|AV_PERM_ALIGN, outlink->w, outlink->h);
avfilter_copy_buffer_ref_props(outpicref, picref);
outpicref->video->w = outlink->w;
outpicref->video->h = outlink->h;
scale->slice_y = link->dst->outputs[0]->h;
if(scale->interlaced>0 || (scale->interlaced<0 && link->cur_buf->video->interlaced)){
- av_assert0(y%4 == 0);
+ av_assert0(y%(2<<scale->vsub) == 0);
out_h = scale_slice(link, scale->isws[0], y, (h+1)/2, 2, 0);
out_h+= scale_slice(link, scale->isws[1], y, h /2, 2, 1);
}else{
.priv_size = sizeof(ScaleContext),
- .inputs = (AVFilterPad[]) {{ .name = "default",
+ .inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.start_frame = start_frame,
.draw_slice = draw_slice,
.min_perms = AV_PERM_READ, },
{ .name = NULL}},
- .outputs = (AVFilterPad[]) {{ .name = "default",
+ .outputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_props, },
{ .name = NULL}},