typedef struct BBoxContext {
const AVClass *class;
int min_val;
+ int depth;
} BBoxContext;
#define OFFSET(x) offsetof(BBoxContext, x)
-#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
+#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
static const AVOption bbox_options[] = {
- { "min_val", "set minimum luminance value for bounding box", OFFSET(min_val), AV_OPT_TYPE_INT, { .i64 = 16 }, 0, 254, FLAGS },
+ { "min_val", "set minimum luminance value for bounding box", OFFSET(min_val), AV_OPT_TYPE_INT, { .i64 = 16 }, 0, UINT16_MAX, FLAGS },
{ NULL }
};
static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pix_fmts[] = {
- AV_PIX_FMT_YUV420P,
- AV_PIX_FMT_YUV444P,
- AV_PIX_FMT_YUV440P,
- AV_PIX_FMT_YUV422P,
- AV_PIX_FMT_YUV411P,
+ AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9,
+ AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14,
+ AV_PIX_FMT_GRAY16,
+ AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV411P,
+ AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P,
+ AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV444P,
+ AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P,
+ AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_YUVJ444P,
+ AV_PIX_FMT_YUVJ411P,
+ AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
+ AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
+ AV_PIX_FMT_YUV440P10,
+ AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV420P12,
+ AV_PIX_FMT_YUV440P12,
+ AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
+ AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
+ AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P,
+ AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
+ AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA422P16,
+ AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16,
AV_PIX_FMT_NONE,
};
has_bbox =
ff_calculate_bounding_box(&box,
frame->data[0], frame->linesize[0],
- inlink->w, inlink->h, bbox->min_val);
+ inlink->w, inlink->h, bbox->min_val, bbox->depth);
w = box.x2 - box.x1 + 1;
h = box.y2 - box.y1 + 1;
return ff_filter_frame(inlink->dst->outputs[0], frame);
}
+static int config_output(AVFilterLink *outlink)
+{
+ AVFilterContext *ctx = outlink->src;
+ BBoxContext *s = ctx->priv;
+ const AVPixFmtDescriptor *desc;
+
+ desc = av_pix_fmt_desc_get(outlink->format);
+ if (!desc)
+ return AVERROR_BUG;
+ s->depth = desc->comp[0].depth;
+
+ return 0;
+}
+
static const AVFilterPad bbox_inputs[] = {
{
.name = "default",
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
+ .config_props = config_output,
},
{ NULL }
};
-AVFilter ff_vf_bbox = {
+const AVFilter ff_vf_bbox = {
.name = "bbox",
.description = NULL_IF_CONFIG_SMALL("Compute bounding box for each frame."),
.priv_size = sizeof(BBoxContext),
.inputs = bbox_inputs,
.outputs = bbox_outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+ .process_command = ff_filter_process_command,
};