return 0;
}
-static int draw_slice(AVFilterLink *inlink, int y0, int h, int slice_dir)
+static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *frame)
{
DrawBoxContext *drawbox = inlink->dst->priv;
int plane, x, y, xb = drawbox->x, yb = drawbox->y;
unsigned char *row[4];
- AVFilterBufferRef *picref = inlink->cur_buf;
- for (y = FFMAX(yb, y0); y < (y0 + h) && y < (yb + drawbox->h); y++) {
- row[0] = picref->data[0] + y * picref->linesize[0];
+ for (y = FFMAX(yb, 0); y < frame->video->h && y < (yb + drawbox->h); y++) {
+ row[0] = frame->data[0] + y * frame->linesize[0];
for (plane = 1; plane < 3; plane++)
- row[plane] = picref->data[plane] +
- picref->linesize[plane] * (y >> drawbox->vsub);
+ row[plane] = frame->data[plane] +
+ frame->linesize[plane] * (y >> drawbox->vsub);
- for (x = FFMAX(xb, 0); x < (xb + drawbox->w) && x < picref->video->w; x++) {
+ for (x = FFMAX(xb, 0); x < (xb + drawbox->w) && x < frame->video->w; x++) {
double alpha = (double)drawbox->yuv_color[A] / 255;
if ((y - yb < 3) || (yb + drawbox->h - y < 4) ||
}
}
- return ff_draw_slice(inlink->dst->outputs[0], y0, h, 1);
+ return ff_filter_frame(inlink->dst->outputs[0], frame);
}
static const AVFilterPad avfilter_vf_drawbox_inputs[] = {
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input,
.get_video_buffer = ff_null_get_video_buffer,
- .start_frame = ff_null_start_frame,
- .draw_slice = draw_slice,
- .end_frame = ff_null_end_frame,
+ .filter_frame = filter_frame,
.min_perms = AV_PERM_WRITE | AV_PERM_READ,
.rej_perms = AV_PERM_PRESERVE
},