* Ported from MPlayer libmpcodecs/vf_delogo.c.
*/
+#include "libavutil/common.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
} DelogoContext;
#define OFFSET(x) offsetof(DelogoContext, x)
+#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
static const AVOption delogo_options[]= {
- {"x", "set logo x position", OFFSET(x), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX },
- {"y", "set logo y position", OFFSET(y), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX },
- {"w", "set logo width", OFFSET(w), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX },
- {"h", "set logo height", OFFSET(h), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX },
- {"band", "set delogo area band size", OFFSET(band), AV_OPT_TYPE_INT, {.dbl= 4}, -1, INT_MAX },
- {"t", "set delogo area band size", OFFSET(band), AV_OPT_TYPE_INT, {.dbl= 4}, -1, INT_MAX },
- {"show", "show delogo area", OFFSET(show), AV_OPT_TYPE_INT, {.dbl= 0}, 0, 1 },
+ {"x", "set logo x position", OFFSET(x), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX, FLAGS},
+ {"y", "set logo y position", OFFSET(y), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX, FLAGS},
+ {"w", "set logo width", OFFSET(w), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX, FLAGS},
+ {"h", "set logo height", OFFSET(h), AV_OPT_TYPE_INT, {.dbl=-1}, -1, INT_MAX, FLAGS},
+ {"band", "set delogo area band size", OFFSET(band), AV_OPT_TYPE_INT, {.dbl= 4}, -1, INT_MAX, FLAGS},
+ {"t", "set delogo area band size", OFFSET(band), AV_OPT_TYPE_INT, {.dbl= 4}, -1, INT_MAX, FLAGS},
+ {"show", "show delogo area", OFFSET(show), AV_OPT_TYPE_INT, {.dbl= 0}, 0, 1, FLAGS},
{NULL},
};
if (ret == 5) {
if (delogo->band < 0)
delogo->show = 1;
- } else if ((ret = (av_set_options_string(delogo, args, "=", ":"))) < 0) {
- av_log(ctx, AV_LOG_ERROR, "Error parsing options string: '%s'\n", args);
+ } else if ((ret = (av_set_options_string(delogo, args, "=", ":"))) < 0)
return ret;
- }
#define CHECK_UNSET_OPT(opt) \
if (delogo->opt == -1) { \
return 0;
}
-static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref)
-{
- AVFilterLink *outlink = inlink->dst->outputs[0];
- AVFilterBufferRef *outpicref = NULL, *for_next_filter;
- int ret = 0;
-
- if (inpicref->perms & AV_PERM_PRESERVE) {
- outpicref = ff_get_video_buffer(outlink, AV_PERM_WRITE,
- outlink->w, outlink->h);
- if (!outpicref)
- return AVERROR(ENOMEM);
-
- avfilter_copy_buffer_ref_props(outpicref, inpicref);
- outpicref->video->w = outlink->w;
- outpicref->video->h = outlink->h;
- } else {
- outpicref = avfilter_ref_buffer(inpicref, ~0);
- if (!outpicref)
- return AVERROR(ENOMEM);
- }
-
- for_next_filter = avfilter_ref_buffer(outpicref, ~0);
- if (for_next_filter)
- ret = ff_start_frame(outlink, for_next_filter);
- else
- ret = AVERROR(ENOMEM);
-
- if (ret < 0) {
- avfilter_unref_bufferp(&outpicref);
- return ret;
- }
-
- outlink->out_buf = outpicref;
- return 0;
-}
-
static int null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir)
{
return 0;
.inputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = ff_null_get_video_buffer,
- .start_frame = start_frame,
+ .start_frame = ff_inplace_start_frame,
.draw_slice = null_draw_slice,
.end_frame = end_frame,
- .min_perms = AV_PERM_WRITE | AV_PERM_READ,
- .rej_perms = AV_PERM_PRESERVE },
+ .min_perms = AV_PERM_WRITE | AV_PERM_READ },
{ .name = NULL}},
.outputs = (const AVFilterPad[]) {{ .name = "default",
.type = AVMEDIA_TYPE_VIDEO, },