*/
#include "libavutil/avassert.h"
+#include "libavutil/opt.h"
#include "libavutil/pixfmt.h"
#include "cbs.h"
int in_spatial_layer =
(priv->operating_point_idc >> (priv->spatial_id + 8)) & 1;
if (!in_temporal_layer || !in_spatial_layer) {
- // Decoding will drop this OBU at this operating point.
+ return AVERROR(EAGAIN); // drop_obu()
}
}
}
if (err < 0)
return err;
+ if (priv->operating_point >= 0) {
+ AV1RawSequenceHeader *sequence_header = &obu->obu.sequence_header;
+
+ if (priv->operating_point > sequence_header->operating_points_cnt_minus_1) {
+ av_log(ctx->log_ctx, AV_LOG_ERROR, "Invalid Operating Point %d requested. "
+ "Must not be higher than %u.\n",
+ priv->operating_point, sequence_header->operating_points_cnt_minus_1);
+ return AVERROR(EINVAL);
+ }
+ priv->operating_point_idc = sequence_header->operating_point_idc[priv->operating_point];
+ }
+
av_buffer_unref(&priv->sequence_header_ref);
priv->sequence_header = NULL;
CBS_UNIT_TYPE_END_OF_LIST
};
+#define OFFSET(x) offsetof(CodedBitstreamAV1Context, x)
+static const AVOption cbs_av1_options[] = {
+ { "operating_point", "Set operating point to select layers to parse from a scalable bitstream",
+ OFFSET(operating_point), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, AV1_MAX_OPERATING_POINTS - 1, 0 },
+ { NULL }
+};
+
+static const AVClass cbs_av1_class = {
+ .class_name = "cbs_av1",
+ .item_name = av_default_item_name,
+ .option = cbs_av1_options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
const CodedBitstreamType ff_cbs_type_av1 = {
.codec_id = AV_CODEC_ID_AV1,
+ .priv_class = &cbs_av1_class,
.priv_data_size = sizeof(CodedBitstreamAV1Context),
.unit_types = cbs_av1_unit_types,