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We do want to include the colorimetry in the src caps if the sink caps doesn't have any structure associated.
3179 lines
101 KiB
C
3179 lines
101 KiB
C
/* GStreamer H.265 Parser
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* Copyright (C) 2013 Intel Corporation
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* Contact:Sreerenj Balachandran <sreerenj.balachandran@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gst/base/base.h>
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#include <gst/pbutils/pbutils.h>
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#include "gsth265parse.h"
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#include <string.h>
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GST_DEBUG_CATEGORY (h265_parse_debug);
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#define GST_CAT_DEFAULT h265_parse_debug
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#define DEFAULT_CONFIG_INTERVAL (0)
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enum
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{
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PROP_0,
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PROP_CONFIG_INTERVAL
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};
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enum
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{
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GST_H265_PARSE_FORMAT_NONE,
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GST_H265_PARSE_FORMAT_HVC1,
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GST_H265_PARSE_FORMAT_HEV1,
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GST_H265_PARSE_FORMAT_BYTE
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};
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enum
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{
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GST_H265_PARSE_ALIGN_NONE = 0,
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GST_H265_PARSE_ALIGN_NAL,
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GST_H265_PARSE_ALIGN_AU
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};
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enum
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{
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GST_H265_PARSE_STATE_GOT_SPS = 1 << 0,
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GST_H265_PARSE_STATE_GOT_PPS = 1 << 1,
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GST_H265_PARSE_STATE_GOT_SLICE = 1 << 2,
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GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS = (GST_H265_PARSE_STATE_GOT_SPS |
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GST_H265_PARSE_STATE_GOT_PPS),
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GST_H265_PARSE_STATE_VALID_PICTURE =
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(GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS |
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GST_H265_PARSE_STATE_GOT_SLICE)
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};
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enum
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{
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GST_H265_PARSE_SEI_EXPIRED = 0,
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GST_H265_PARSE_SEI_ACTIVE = 1,
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GST_H265_PARSE_SEI_PARSED = 2,
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};
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#define GST_H265_PARSE_STATE_VALID(parse, expected_state) \
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(((parse)->state & (expected_state)) == (expected_state))
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static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-h265"));
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-h265, parsed = (boolean) true, "
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"stream-format=(string) { hvc1, hev1, byte-stream }, "
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"alignment=(string) { au, nal }"));
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#define parent_class gst_h265_parse_parent_class
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G_DEFINE_TYPE (GstH265Parse, gst_h265_parse, GST_TYPE_BASE_PARSE);
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static void gst_h265_parse_finalize (GObject * object);
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static gboolean gst_h265_parse_start (GstBaseParse * parse);
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static gboolean gst_h265_parse_stop (GstBaseParse * parse);
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static GstFlowReturn gst_h265_parse_handle_frame (GstBaseParse * parse,
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GstBaseParseFrame * frame, gint * skipsize);
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static GstFlowReturn gst_h265_parse_parse_frame (GstBaseParse * parse,
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GstBaseParseFrame * frame);
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static GstFlowReturn gst_h265_parse_pre_push_frame (GstBaseParse * parse,
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GstBaseParseFrame * frame);
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static void gst_h265_parse_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_h265_parse_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static gboolean gst_h265_parse_set_caps (GstBaseParse * parse, GstCaps * caps);
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static GstCaps *gst_h265_parse_get_caps (GstBaseParse * parse,
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GstCaps * filter);
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static gboolean gst_h265_parse_event (GstBaseParse * parse, GstEvent * event);
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static gboolean gst_h265_parse_src_event (GstBaseParse * parse,
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GstEvent * event);
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static void
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gst_h265_parse_process_sei_user_data (GstH265Parse * h265parse,
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GstH265RegisteredUserData * rud);
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static void
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gst_h265_parse_class_init (GstH265ParseClass * klass)
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{
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GObjectClass *gobject_class = (GObjectClass *) klass;
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GstBaseParseClass *parse_class = GST_BASE_PARSE_CLASS (klass);
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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GST_DEBUG_CATEGORY_INIT (h265_parse_debug, "h265parse", 0, "h265 parser");
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gobject_class->finalize = gst_h265_parse_finalize;
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gobject_class->set_property = gst_h265_parse_set_property;
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gobject_class->get_property = gst_h265_parse_get_property;
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g_object_class_install_property (gobject_class, PROP_CONFIG_INTERVAL,
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g_param_spec_int ("config-interval",
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"VPS SPS PPS Send Interval",
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"Send VPS, SPS and PPS Insertion Interval in seconds (sprop parameter sets "
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"will be multiplexed in the data stream when detected.) "
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"(0 = disabled, -1 = send with every IDR frame)",
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-1, 3600, DEFAULT_CONFIG_INTERVAL,
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G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
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/* Override BaseParse vfuncs */
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parse_class->start = GST_DEBUG_FUNCPTR (gst_h265_parse_start);
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parse_class->stop = GST_DEBUG_FUNCPTR (gst_h265_parse_stop);
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parse_class->handle_frame = GST_DEBUG_FUNCPTR (gst_h265_parse_handle_frame);
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parse_class->pre_push_frame =
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GST_DEBUG_FUNCPTR (gst_h265_parse_pre_push_frame);
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parse_class->set_sink_caps = GST_DEBUG_FUNCPTR (gst_h265_parse_set_caps);
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parse_class->get_sink_caps = GST_DEBUG_FUNCPTR (gst_h265_parse_get_caps);
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parse_class->sink_event = GST_DEBUG_FUNCPTR (gst_h265_parse_event);
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parse_class->src_event = GST_DEBUG_FUNCPTR (gst_h265_parse_src_event);
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gst_element_class_add_static_pad_template (gstelement_class, &srctemplate);
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gst_element_class_add_static_pad_template (gstelement_class, &sinktemplate);
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gst_element_class_set_static_metadata (gstelement_class, "H.265 parser",
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"Codec/Parser/Converter/Video",
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"Parses H.265 streams",
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"Sreerenj Balachandran <sreerenj.balachandran@intel.com>");
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}
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static void
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gst_h265_parse_init (GstH265Parse * h265parse)
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{
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h265parse->frame_out = gst_adapter_new ();
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gst_base_parse_set_pts_interpolation (GST_BASE_PARSE (h265parse), FALSE);
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GST_PAD_SET_ACCEPT_INTERSECT (GST_BASE_PARSE_SINK_PAD (h265parse));
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GST_PAD_SET_ACCEPT_TEMPLATE (GST_BASE_PARSE_SINK_PAD (h265parse));
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}
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static void
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gst_h265_parse_finalize (GObject * object)
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{
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GstH265Parse *h265parse = GST_H265_PARSE (object);
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g_object_unref (h265parse->frame_out);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_h265_parse_reset_frame (GstH265Parse * h265parse)
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{
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GST_DEBUG_OBJECT (h265parse, "reset frame");
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/* done parsing; reset state */
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h265parse->current_off = -1;
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h265parse->picture_start = FALSE;
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h265parse->update_caps = FALSE;
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h265parse->idr_pos = -1;
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h265parse->sei_pos = -1;
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h265parse->keyframe = FALSE;
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h265parse->predicted = FALSE;
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h265parse->bidirectional = FALSE;
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h265parse->header = FALSE;
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h265parse->have_vps_in_frame = FALSE;
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h265parse->have_sps_in_frame = FALSE;
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h265parse->have_pps_in_frame = FALSE;
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gst_adapter_clear (h265parse->frame_out);
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}
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static void
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gst_h265_parse_reset_stream_info (GstH265Parse * h265parse)
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{
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gint i;
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h265parse->width = 0;
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h265parse->height = 0;
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h265parse->fps_num = 0;
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h265parse->fps_den = 0;
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h265parse->upstream_par_n = -1;
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h265parse->upstream_par_d = -1;
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h265parse->parsed_par_n = 0;
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h265parse->parsed_par_n = 0;
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h265parse->parsed_colorimetry.range = GST_VIDEO_COLOR_RANGE_UNKNOWN;
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h265parse->parsed_colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_UNKNOWN;
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h265parse->parsed_colorimetry.transfer = GST_VIDEO_TRANSFER_UNKNOWN;
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h265parse->parsed_colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_UNKNOWN;
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h265parse->have_pps = FALSE;
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h265parse->have_sps = FALSE;
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h265parse->have_vps = FALSE;
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h265parse->align = GST_H265_PARSE_ALIGN_NONE;
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h265parse->format = GST_H265_PARSE_FORMAT_NONE;
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h265parse->transform = FALSE;
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h265parse->nal_length_size = 4;
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h265parse->packetized = FALSE;
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h265parse->push_codec = FALSE;
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gst_buffer_replace (&h265parse->codec_data, NULL);
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gst_buffer_replace (&h265parse->codec_data_in, NULL);
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gst_h265_parse_reset_frame (h265parse);
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for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++)
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gst_buffer_replace (&h265parse->vps_nals[i], NULL);
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for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++)
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gst_buffer_replace (&h265parse->sps_nals[i], NULL);
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for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++)
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gst_buffer_replace (&h265parse->pps_nals[i], NULL);
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gst_video_mastering_display_info_init (&h265parse->mastering_display_info);
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h265parse->mastering_display_info_state = GST_H265_PARSE_SEI_EXPIRED;
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gst_video_content_light_level_init (&h265parse->content_light_level);
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h265parse->content_light_level_state = GST_H265_PARSE_SEI_EXPIRED;
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}
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static void
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gst_h265_parse_reset (GstH265Parse * h265parse)
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{
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h265parse->last_report = GST_CLOCK_TIME_NONE;
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h265parse->sent_codec_tag = FALSE;
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h265parse->pending_key_unit_ts = GST_CLOCK_TIME_NONE;
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gst_event_replace (&h265parse->force_key_unit_event, NULL);
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h265parse->discont = FALSE;
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h265parse->discard_bidirectional = FALSE;
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gst_h265_parse_reset_stream_info (h265parse);
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}
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static gboolean
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gst_h265_parse_start (GstBaseParse * parse)
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{
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GstH265Parse *h265parse = GST_H265_PARSE (parse);
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GST_DEBUG_OBJECT (parse, "start");
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gst_h265_parse_reset (h265parse);
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h265parse->nalparser = gst_h265_parser_new ();
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h265parse->state = 0;
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gst_base_parse_set_min_frame_size (parse, 7);
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return TRUE;
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}
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static gboolean
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gst_h265_parse_stop (GstBaseParse * parse)
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{
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GstH265Parse *h265parse = GST_H265_PARSE (parse);
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GST_DEBUG_OBJECT (parse, "stop");
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gst_h265_parse_reset (h265parse);
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gst_h265_parser_free (h265parse->nalparser);
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return TRUE;
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}
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static const gchar *
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gst_h265_parse_get_string (GstH265Parse * parse, gboolean format, gint code)
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{
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if (format) {
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switch (code) {
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case GST_H265_PARSE_FORMAT_HVC1:
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return "hvc1";
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case GST_H265_PARSE_FORMAT_HEV1:
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return "hev1";
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case GST_H265_PARSE_FORMAT_BYTE:
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return "byte-stream";
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default:
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return "none";
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}
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} else {
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switch (code) {
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case GST_H265_PARSE_ALIGN_NAL:
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return "nal";
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case GST_H265_PARSE_ALIGN_AU:
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return "au";
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default:
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return "none";
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}
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}
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}
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static void
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gst_h265_parse_format_from_caps (GstCaps * caps, guint * format, guint * align)
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{
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g_return_if_fail (gst_caps_is_fixed (caps));
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GST_DEBUG ("parsing caps: %" GST_PTR_FORMAT, caps);
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if (format)
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*format = GST_H265_PARSE_FORMAT_NONE;
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if (align)
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*align = GST_H265_PARSE_ALIGN_NONE;
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if (caps && gst_caps_get_size (caps) > 0) {
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GstStructure *s = gst_caps_get_structure (caps, 0);
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const gchar *str = NULL;
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if (format) {
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if ((str = gst_structure_get_string (s, "stream-format"))) {
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if (strcmp (str, "hvc1") == 0)
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*format = GST_H265_PARSE_FORMAT_HVC1;
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else if (strcmp (str, "hev1") == 0)
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*format = GST_H265_PARSE_FORMAT_HEV1;
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else if (strcmp (str, "byte-stream") == 0)
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*format = GST_H265_PARSE_FORMAT_BYTE;
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}
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}
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if (align) {
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if ((str = gst_structure_get_string (s, "alignment"))) {
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if (strcmp (str, "au") == 0)
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*align = GST_H265_PARSE_ALIGN_AU;
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else if (strcmp (str, "nal") == 0)
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*align = GST_H265_PARSE_ALIGN_NAL;
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}
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}
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}
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}
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/* check downstream caps to configure format and alignment */
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static void
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gst_h265_parse_negotiate (GstH265Parse * h265parse, gint in_format,
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GstCaps * in_caps)
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{
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GstCaps *caps;
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guint format = GST_H265_PARSE_FORMAT_NONE;
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guint align = GST_H265_PARSE_ALIGN_NONE;
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g_return_if_fail ((in_caps == NULL) || gst_caps_is_fixed (in_caps));
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caps = gst_pad_get_allowed_caps (GST_BASE_PARSE_SRC_PAD (h265parse));
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GST_DEBUG_OBJECT (h265parse, "allowed caps: %" GST_PTR_FORMAT, caps);
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/* concentrate on leading structure, since decodebin parser
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* capsfilter always includes parser template caps */
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if (caps) {
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caps = gst_caps_truncate (caps);
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GST_DEBUG_OBJECT (h265parse, "negotiating with caps: %" GST_PTR_FORMAT,
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caps);
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}
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if (in_caps && caps) {
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if (gst_caps_can_intersect (in_caps, caps)) {
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GST_DEBUG_OBJECT (h265parse, "downstream accepts upstream caps");
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gst_h265_parse_format_from_caps (in_caps, &format, &align);
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gst_caps_unref (caps);
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caps = NULL;
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}
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}
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/* FIXME We could fail the negotiation immediatly if caps are empty */
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if (caps && !gst_caps_is_empty (caps)) {
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/* fixate to avoid ambiguity with lists when parsing */
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caps = gst_caps_fixate (caps);
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gst_h265_parse_format_from_caps (caps, &format, &align);
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}
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/* default */
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if (!format)
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format = GST_H265_PARSE_FORMAT_BYTE;
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if (!align)
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align = GST_H265_PARSE_ALIGN_AU;
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GST_DEBUG_OBJECT (h265parse, "selected format %s, alignment %s",
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gst_h265_parse_get_string (h265parse, TRUE, format),
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gst_h265_parse_get_string (h265parse, FALSE, align));
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h265parse->format = format;
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h265parse->align = align;
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h265parse->transform = in_format != h265parse->format ||
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align == GST_H265_PARSE_ALIGN_AU;
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if (caps)
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gst_caps_unref (caps);
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}
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static GstBuffer *
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gst_h265_parse_wrap_nal (GstH265Parse * h265parse, guint format, guint8 * data,
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guint size)
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{
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GstBuffer *buf;
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guint nl = h265parse->nal_length_size;
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guint32 tmp;
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GST_DEBUG_OBJECT (h265parse, "nal length %d", size);
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buf = gst_buffer_new_allocate (NULL, 4 + size, NULL);
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if (format == GST_H265_PARSE_FORMAT_HVC1
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|| format == GST_H265_PARSE_FORMAT_HEV1) {
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tmp = GUINT32_TO_BE (size << (32 - 8 * nl));
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} else {
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/* HACK: nl should always be 4 here, otherwise this won't work.
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* There are legit cases where nl in hevc stream is 2, but byte-stream
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* SC is still always 4 bytes. */
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nl = 4;
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tmp = GUINT32_TO_BE (1);
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}
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gst_buffer_fill (buf, 0, &tmp, sizeof (guint32));
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gst_buffer_fill (buf, nl, data, size);
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gst_buffer_set_size (buf, size + nl);
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return buf;
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}
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static void
|
|
gst_h265_parser_store_nal (GstH265Parse * h265parse, guint id,
|
|
GstH265NalUnitType naltype, GstH265NalUnit * nalu)
|
|
{
|
|
GstBuffer *buf, **store;
|
|
guint size = nalu->size, store_size;
|
|
|
|
if (naltype == GST_H265_NAL_VPS) {
|
|
store_size = GST_H265_MAX_VPS_COUNT;
|
|
store = h265parse->vps_nals;
|
|
GST_DEBUG_OBJECT (h265parse, "storing vps %u", id);
|
|
} else if (naltype == GST_H265_NAL_SPS) {
|
|
store_size = GST_H265_MAX_SPS_COUNT;
|
|
store = h265parse->sps_nals;
|
|
GST_DEBUG_OBJECT (h265parse, "storing sps %u", id);
|
|
} else if (naltype == GST_H265_NAL_PPS) {
|
|
store_size = GST_H265_MAX_PPS_COUNT;
|
|
store = h265parse->pps_nals;
|
|
GST_DEBUG_OBJECT (h265parse, "storing pps %u", id);
|
|
} else
|
|
return;
|
|
|
|
if (id >= store_size) {
|
|
GST_DEBUG_OBJECT (h265parse, "unable to store nal, id out-of-range %d", id);
|
|
return;
|
|
}
|
|
|
|
buf = gst_buffer_new_allocate (NULL, size, NULL);
|
|
gst_buffer_fill (buf, 0, nalu->data + nalu->offset, size);
|
|
|
|
/* Indicate that buffer contain a header needed for decoding */
|
|
if (naltype >= GST_H265_NAL_VPS && naltype <= GST_H265_NAL_PPS)
|
|
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_HEADER);
|
|
|
|
if (store[id])
|
|
gst_buffer_unref (store[id]);
|
|
|
|
store[id] = buf;
|
|
}
|
|
|
|
#ifndef GST_DISABLE_GST_DEBUG
|
|
static const gchar *nal_names[] = {
|
|
"Slice_TRAIL_N",
|
|
"Slice_TRAIL_R",
|
|
"Slice_TSA_N",
|
|
"Slice_TSA_R",
|
|
"Slice_STSA_N",
|
|
"Slice_STSA_R",
|
|
"Slice_RADL_N",
|
|
"Slice_RADL_R",
|
|
"SLICE_RASL_N",
|
|
"SLICE_RASL_R",
|
|
"Invalid (10)",
|
|
"Invalid (11)",
|
|
"Invalid (12)",
|
|
"Invalid (13)",
|
|
"Invalid (14)",
|
|
"Invalid (15)",
|
|
"SLICE_BLA_W_LP",
|
|
"SLICE_BLA_W_RADL",
|
|
"SLICE_BLA_N_LP",
|
|
"SLICE_IDR_W_RADL",
|
|
"SLICE_IDR_N_LP",
|
|
"SLICE_CRA_NUT",
|
|
"Invalid (22)",
|
|
"Invalid (23)",
|
|
"Invalid (24)",
|
|
"Invalid (25)",
|
|
"Invalid (26)",
|
|
"Invalid (27)",
|
|
"Invalid (28)",
|
|
"Invalid (29)",
|
|
"Invalid (30)",
|
|
"Invalid (31)",
|
|
"VPS",
|
|
"SPS",
|
|
"PPS",
|
|
"AUD",
|
|
"EOS",
|
|
"EOB",
|
|
"FD",
|
|
"PREFIX_SEI",
|
|
"SUFFIX_SEI"
|
|
};
|
|
|
|
static const gchar *
|
|
_nal_name (GstH265NalUnitType nal_type)
|
|
{
|
|
if (nal_type <= GST_H265_NAL_SUFFIX_SEI)
|
|
return nal_names[nal_type];
|
|
return "Invalid";
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
gst_h265_parse_process_sei (GstH265Parse * h265parse, GstH265NalUnit * nalu)
|
|
{
|
|
GstH265SEIMessage sei;
|
|
GstH265Parser *nalparser = h265parse->nalparser;
|
|
GstH265ParserResult pres;
|
|
GArray *messages;
|
|
guint i;
|
|
|
|
pres = gst_h265_parser_parse_sei (nalparser, nalu, &messages);
|
|
if (pres != GST_H265_PARSER_OK)
|
|
GST_WARNING_OBJECT (h265parse, "failed to parse one or more SEI message");
|
|
|
|
/* Even if pres != GST_H265_PARSER_OK, some message could have been parsed and
|
|
* stored in messages.
|
|
*/
|
|
for (i = 0; i < messages->len; i++) {
|
|
sei = g_array_index (messages, GstH265SEIMessage, i);
|
|
switch (sei.payloadType) {
|
|
case GST_H265_SEI_RECOVERY_POINT:
|
|
GST_LOG_OBJECT (h265parse, "recovery point found: %u %u %u",
|
|
sei.payload.recovery_point.recovery_poc_cnt,
|
|
sei.payload.recovery_point.exact_match_flag,
|
|
sei.payload.recovery_point.broken_link_flag);
|
|
h265parse->keyframe = TRUE;
|
|
break;
|
|
case GST_H265_SEI_TIME_CODE:
|
|
memcpy (&h265parse->time_code, &sei.payload.time_code,
|
|
sizeof (GstH265TimeCode));
|
|
break;
|
|
case GST_H265_SEI_PIC_TIMING:
|
|
h265parse->sei_pic_struct = sei.payload.pic_timing.pic_struct;
|
|
break;
|
|
case GST_H265_SEI_REGISTERED_USER_DATA:
|
|
gst_h265_parse_process_sei_user_data (h265parse,
|
|
&sei.payload.registered_user_data);
|
|
break;
|
|
case GST_H265_SEI_BUF_PERIOD:
|
|
/* FIXME */
|
|
break;
|
|
case GST_H265_SEI_MASTERING_DISPLAY_COLOUR_VOLUME:
|
|
{
|
|
/* Precision defined by spec.
|
|
* See D.3.28 Mastering display colour volume SEI message semantics */
|
|
const guint chroma_den = 50000;
|
|
const guint luma_den = 10000;
|
|
GstVideoMasteringDisplayInfo minfo;
|
|
|
|
minfo.Gx_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_x[0];
|
|
minfo.Gy_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_y[0];
|
|
minfo.Bx_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_x[1];
|
|
minfo.By_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_y[1];
|
|
minfo.Rx_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_x[2];
|
|
minfo.Ry_n =
|
|
sei.payload.mastering_display_colour_volume.display_primaries_y[2];
|
|
minfo.Wx_n = sei.payload.mastering_display_colour_volume.white_point_x;
|
|
minfo.Wy_n = sei.payload.mastering_display_colour_volume.white_point_y;
|
|
minfo.max_luma_n =
|
|
sei.payload.mastering_display_colour_volume.
|
|
max_display_mastering_luminance;
|
|
minfo.min_luma_n =
|
|
sei.payload.mastering_display_colour_volume.
|
|
min_display_mastering_luminance;
|
|
|
|
minfo.Gx_d = minfo.Gy_d = minfo.Bx_d = minfo.By_d =
|
|
minfo.Rx_d = minfo.Ry_d = minfo.Wx_d = minfo.Wy_d = chroma_den;
|
|
|
|
minfo.max_luma_d = minfo.min_luma_d = luma_den;
|
|
|
|
GST_LOG_OBJECT (h265parse, "mastering display info found");
|
|
GST_LOG_OBJECT (h265parse, "\tRed (%u/%u, %u/%u)", minfo.Rx_n,
|
|
minfo.Rx_d, minfo.Ry_n, minfo.Ry_d);
|
|
GST_LOG_OBJECT (h265parse, "\tGreen(%u/%u, %u/%u)", minfo.Gx_n,
|
|
minfo.Gx_d, minfo.Gy_n, minfo.Gy_d);
|
|
GST_LOG_OBJECT (h265parse, "\tBlue (%u/%u, %u/%u)", minfo.Bx_n,
|
|
minfo.Bx_d, minfo.By_n, minfo.By_d);
|
|
GST_LOG_OBJECT (h265parse, "\tWhite(%u/%u, %u/%u)", minfo.Wx_n,
|
|
minfo.Wx_d, minfo.Wy_n, minfo.Wy_d);
|
|
GST_LOG_OBJECT (h265parse,
|
|
"\tmax_luminance:(%u/%u), min_luminance:(%u/%u)",
|
|
minfo.max_luma_n, minfo.max_luma_d, minfo.min_luma_n,
|
|
minfo.min_luma_d);
|
|
|
|
if (h265parse->mastering_display_info_state ==
|
|
GST_H265_PARSE_SEI_EXPIRED) {
|
|
h265parse->update_caps = TRUE;
|
|
} else if (!gst_video_mastering_display_info_is_equal
|
|
(&h265parse->mastering_display_info, &minfo)) {
|
|
h265parse->update_caps = TRUE;
|
|
}
|
|
|
|
h265parse->mastering_display_info_state = GST_H265_PARSE_SEI_PARSED;
|
|
h265parse->mastering_display_info = minfo;
|
|
|
|
break;
|
|
}
|
|
case GST_H265_SEI_CONTENT_LIGHT_LEVEL:
|
|
{
|
|
GstVideoContentLightLevel cll;
|
|
|
|
cll.maxCLL_n = sei.payload.content_light_level.max_content_light_level;
|
|
cll.maxFALL_n =
|
|
sei.payload.content_light_level.max_pic_average_light_level;
|
|
|
|
cll.maxCLL_d = cll.maxFALL_d = 1;
|
|
|
|
GST_LOG_OBJECT (h265parse, "content light level found");
|
|
GST_LOG_OBJECT (h265parse,
|
|
"\tmaxCLL:(%u/%u), maxFALL:(%u/%u)", cll.maxCLL_n, cll.maxCLL_d,
|
|
cll.maxFALL_n, cll.maxFALL_d);
|
|
|
|
if (h265parse->content_light_level_state == GST_H265_PARSE_SEI_EXPIRED) {
|
|
h265parse->update_caps = TRUE;
|
|
} else if (gst_util_fraction_compare (cll.maxCLL_n, cll.maxCLL_d,
|
|
h265parse->content_light_level.maxCLL_n,
|
|
h265parse->content_light_level.maxCLL_d)
|
|
|| gst_util_fraction_compare (cll.maxFALL_n, cll.maxFALL_d,
|
|
h265parse->content_light_level.maxFALL_n,
|
|
h265parse->content_light_level.maxFALL_d)) {
|
|
h265parse->update_caps = TRUE;
|
|
}
|
|
|
|
h265parse->content_light_level_state = GST_H265_PARSE_SEI_PARSED;
|
|
h265parse->content_light_level = cll;
|
|
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
g_array_free (messages, TRUE);
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_process_sei_user_data (GstH265Parse * h265parse,
|
|
GstH265RegisteredUserData * rud)
|
|
{
|
|
guint16 provider_code;
|
|
GstByteReader br;
|
|
GstVideoParseUtilsField field = GST_VIDEO_PARSE_UTILS_FIELD_1;
|
|
|
|
/* only US country code is currently supported */
|
|
switch (rud->country_code) {
|
|
case ITU_T_T35_COUNTRY_CODE_US:
|
|
break;
|
|
default:
|
|
GST_LOG_OBJECT (h265parse, "Unsupported country code %d",
|
|
rud->country_code);
|
|
return;
|
|
}
|
|
|
|
if (rud->data == NULL || rud->size < 2)
|
|
return;
|
|
|
|
gst_byte_reader_init (&br, rud->data, rud->size);
|
|
|
|
provider_code = gst_byte_reader_get_uint16_be_unchecked (&br);
|
|
|
|
if (h265parse->sei_pic_struct ==
|
|
(guint8) GST_H265_SEI_PIC_STRUCT_BOTTOM_FIELD)
|
|
field = GST_VIDEO_PARSE_UTILS_FIELD_1;
|
|
gst_video_parse_user_data ((GstElement *) h265parse, &h265parse->user_data,
|
|
&br, field, provider_code);
|
|
|
|
}
|
|
|
|
/* caller guarantees 2 bytes of nal payload */
|
|
static gboolean
|
|
gst_h265_parse_process_nal (GstH265Parse * h265parse, GstH265NalUnit * nalu)
|
|
{
|
|
GstH265PPS pps = { 0, };
|
|
GstH265SPS sps = { 0, };
|
|
GstH265VPS vps = { 0, };
|
|
guint nal_type;
|
|
GstH265Parser *nalparser = h265parse->nalparser;
|
|
GstH265ParserResult pres = GST_H265_PARSER_ERROR;
|
|
|
|
/* nothing to do for broken input */
|
|
if (G_UNLIKELY (nalu->size < 2)) {
|
|
GST_DEBUG_OBJECT (h265parse, "not processing nal size %u", nalu->size);
|
|
return TRUE;
|
|
}
|
|
|
|
/* we have a peek as well */
|
|
nal_type = nalu->type;
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "processing nal of type %u %s, size %u",
|
|
nal_type, _nal_name (nal_type), nalu->size);
|
|
switch (nal_type) {
|
|
case GST_H265_NAL_VPS:
|
|
/* It is not mandatory to have VPS in the stream. But it might
|
|
* be needed for other extensions like svc */
|
|
pres = gst_h265_parser_parse_vps (nalparser, nalu, &vps);
|
|
if (pres != GST_H265_PARSER_OK) {
|
|
GST_WARNING_OBJECT (h265parse, "failed to parse VPS");
|
|
return FALSE;
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "triggering src caps check");
|
|
h265parse->update_caps = TRUE;
|
|
h265parse->have_vps = TRUE;
|
|
h265parse->have_vps_in_frame = TRUE;
|
|
if (h265parse->push_codec && h265parse->have_pps) {
|
|
/* VPS/SPS/PPS found in stream before the first pre_push_frame, no need
|
|
* to forcibly push at start */
|
|
GST_INFO_OBJECT (h265parse, "have VPS/SPS/PPS in stream");
|
|
h265parse->push_codec = FALSE;
|
|
h265parse->have_vps = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
}
|
|
|
|
gst_h265_parser_store_nal (h265parse, vps.id, nal_type, nalu);
|
|
h265parse->header = TRUE;
|
|
break;
|
|
case GST_H265_NAL_SPS:
|
|
/* reset state, everything else is obsolete */
|
|
h265parse->state = 0;
|
|
|
|
pres = gst_h265_parser_parse_sps (nalparser, nalu, &sps, TRUE);
|
|
|
|
|
|
/* arranged for a fallback sps.id, so use that one and only warn */
|
|
if (pres != GST_H265_PARSER_OK) {
|
|
/* try to not parse VUI */
|
|
pres = gst_h265_parser_parse_sps (nalparser, nalu, &sps, FALSE);
|
|
if (pres != GST_H265_PARSER_OK) {
|
|
GST_WARNING_OBJECT (h265parse, "failed to parse SPS:");
|
|
h265parse->state |= GST_H265_PARSE_STATE_GOT_SPS;
|
|
h265parse->header = TRUE;
|
|
return FALSE;
|
|
}
|
|
GST_WARNING_OBJECT (h265parse,
|
|
"failed to parse VUI of SPS, ignore VUI");
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "triggering src caps check");
|
|
h265parse->update_caps = TRUE;
|
|
h265parse->have_sps = TRUE;
|
|
h265parse->have_sps_in_frame = TRUE;
|
|
if (h265parse->push_codec && h265parse->have_pps) {
|
|
/* SPS and PPS found in stream before the first pre_push_frame, no need
|
|
* to forcibly push at start */
|
|
GST_INFO_OBJECT (h265parse, "have SPS/PPS in stream");
|
|
h265parse->push_codec = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
}
|
|
|
|
gst_h265_parser_store_nal (h265parse, sps.id, nal_type, nalu);
|
|
h265parse->header = TRUE;
|
|
h265parse->state |= GST_H265_PARSE_STATE_GOT_SPS;
|
|
break;
|
|
case GST_H265_NAL_PPS:
|
|
/* expected state: got-sps */
|
|
h265parse->state &= GST_H265_PARSE_STATE_GOT_SPS;
|
|
if (!GST_H265_PARSE_STATE_VALID (h265parse, GST_H265_PARSE_STATE_GOT_SPS))
|
|
return FALSE;
|
|
|
|
pres = gst_h265_parser_parse_pps (nalparser, nalu, &pps);
|
|
|
|
|
|
/* arranged for a fallback pps.id, so use that one and only warn */
|
|
if (pres != GST_H265_PARSER_OK) {
|
|
GST_WARNING_OBJECT (h265parse, "failed to parse PPS:");
|
|
if (pres != GST_H265_PARSER_BROKEN_LINK)
|
|
return FALSE;
|
|
}
|
|
|
|
/* parameters might have changed, force caps check */
|
|
if (!h265parse->have_pps) {
|
|
GST_DEBUG_OBJECT (h265parse, "triggering src caps check");
|
|
h265parse->update_caps = TRUE;
|
|
}
|
|
h265parse->have_pps = TRUE;
|
|
h265parse->have_pps_in_frame = TRUE;
|
|
if (h265parse->push_codec && h265parse->have_sps) {
|
|
/* SPS and PPS found in stream before the first pre_push_frame, no need
|
|
* to forcibly push at start */
|
|
GST_INFO_OBJECT (h265parse, "have SPS/PPS in stream");
|
|
h265parse->push_codec = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
}
|
|
|
|
gst_h265_parser_store_nal (h265parse, pps.id, nal_type, nalu);
|
|
h265parse->header = TRUE;
|
|
h265parse->state |= GST_H265_PARSE_STATE_GOT_PPS;
|
|
break;
|
|
case GST_H265_NAL_PREFIX_SEI:
|
|
case GST_H265_NAL_SUFFIX_SEI:
|
|
/* expected state: got-sps */
|
|
if (!GST_H265_PARSE_STATE_VALID (h265parse, GST_H265_PARSE_STATE_GOT_SPS))
|
|
return FALSE;
|
|
|
|
h265parse->header = TRUE;
|
|
|
|
gst_h265_parse_process_sei (h265parse, nalu);
|
|
|
|
/* mark SEI pos */
|
|
if (h265parse->sei_pos == -1) {
|
|
if (h265parse->transform)
|
|
h265parse->sei_pos = gst_adapter_available (h265parse->frame_out);
|
|
else
|
|
h265parse->sei_pos = nalu->sc_offset;
|
|
GST_DEBUG_OBJECT (h265parse, "marking SEI in frame at offset %d",
|
|
h265parse->sei_pos);
|
|
}
|
|
break;
|
|
|
|
case GST_H265_NAL_SLICE_TRAIL_N:
|
|
case GST_H265_NAL_SLICE_TRAIL_R:
|
|
case GST_H265_NAL_SLICE_TSA_N:
|
|
case GST_H265_NAL_SLICE_TSA_R:
|
|
case GST_H265_NAL_SLICE_STSA_N:
|
|
case GST_H265_NAL_SLICE_STSA_R:
|
|
case GST_H265_NAL_SLICE_RADL_N:
|
|
case GST_H265_NAL_SLICE_RADL_R:
|
|
case GST_H265_NAL_SLICE_RASL_N:
|
|
case GST_H265_NAL_SLICE_RASL_R:
|
|
case GST_H265_NAL_SLICE_BLA_W_LP:
|
|
case GST_H265_NAL_SLICE_BLA_W_RADL:
|
|
case GST_H265_NAL_SLICE_BLA_N_LP:
|
|
case GST_H265_NAL_SLICE_IDR_W_RADL:
|
|
case GST_H265_NAL_SLICE_IDR_N_LP:
|
|
case GST_H265_NAL_SLICE_CRA_NUT:
|
|
{
|
|
GstH265SliceHdr slice;
|
|
gboolean is_irap;
|
|
gboolean no_rasl_output_flag = FALSE;
|
|
|
|
/* expected state: got-sps|got-pps (valid picture headers) */
|
|
h265parse->state &= GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS;
|
|
if (!GST_H265_PARSE_STATE_VALID (h265parse,
|
|
GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS))
|
|
return FALSE;
|
|
|
|
pres = gst_h265_parser_parse_slice_hdr (nalparser, nalu, &slice);
|
|
|
|
if (pres == GST_H265_PARSER_OK) {
|
|
if (GST_H265_IS_I_SLICE (&slice))
|
|
h265parse->keyframe = TRUE;
|
|
else if (GST_H265_IS_P_SLICE (&slice))
|
|
h265parse->predicted = TRUE;
|
|
else if (GST_H265_IS_B_SLICE (&slice))
|
|
h265parse->bidirectional = TRUE;
|
|
|
|
h265parse->state |= GST_H265_PARSE_STATE_GOT_SLICE;
|
|
}
|
|
if (slice.first_slice_segment_in_pic_flag == 1)
|
|
GST_DEBUG_OBJECT (h265parse,
|
|
"frame start, first_slice_segment_in_pic_flag = 1");
|
|
|
|
GST_DEBUG_OBJECT (h265parse,
|
|
"parse result %d, first slice_segment: %u, slice type: %u",
|
|
pres, slice.first_slice_segment_in_pic_flag, slice.type);
|
|
|
|
gst_h265_slice_hdr_free (&slice);
|
|
|
|
/* FIXME: NoRaslOutputFlag can be equal to 1 for CRA if
|
|
* 1) the first AU in bitstream is CRA
|
|
* 2) or the first AU following EOS nal is CRA
|
|
* 3) or it has HandleCraAsBlaFlag equal to 1 */
|
|
if (nal_type == GST_H265_NAL_SLICE_IDR_W_RADL ||
|
|
nal_type == GST_H265_NAL_SLICE_IDR_N_LP) {
|
|
/* NoRaslOutputFlag is equal to 1 for each IDR */
|
|
no_rasl_output_flag = TRUE;
|
|
} else if (nal_type == GST_H265_NAL_SLICE_BLA_W_LP ||
|
|
nal_type == GST_H265_NAL_SLICE_BLA_W_RADL ||
|
|
nal_type == GST_H265_NAL_SLICE_BLA_N_LP) {
|
|
/* NoRaslOutputFlag is equal to 1 for each BLA */
|
|
no_rasl_output_flag = TRUE;
|
|
}
|
|
|
|
is_irap = ((nal_type >= GST_H265_NAL_SLICE_BLA_W_LP)
|
|
&& (nal_type <= GST_H265_NAL_SLICE_CRA_NUT)) ? TRUE : FALSE;
|
|
|
|
if (h265parse->mastering_display_info_state != GST_H265_PARSE_SEI_EXPIRED
|
|
&& no_rasl_output_flag && is_irap)
|
|
h265parse->mastering_display_info_state--;
|
|
|
|
if (h265parse->content_light_level_state != GST_H265_PARSE_SEI_EXPIRED &&
|
|
no_rasl_output_flag && is_irap)
|
|
h265parse->content_light_level_state--;
|
|
|
|
if (G_LIKELY (!is_irap && !h265parse->push_codec))
|
|
break;
|
|
|
|
/* if we need to sneak codec NALs into the stream,
|
|
* this is a good place, so fake it as IDR
|
|
* (which should be at start anyway) */
|
|
/* mark where config needs to go if interval expired */
|
|
/* mind replacement buffer if applicable */
|
|
if (h265parse->idr_pos == -1) {
|
|
if (h265parse->transform)
|
|
h265parse->idr_pos = gst_adapter_available (h265parse->frame_out);
|
|
else
|
|
h265parse->idr_pos = nalu->sc_offset;
|
|
GST_DEBUG_OBJECT (h265parse, "marking IDR in frame at offset %d",
|
|
h265parse->idr_pos);
|
|
}
|
|
/* if SEI preceeds (faked) IDR, then we have to insert config there */
|
|
if (h265parse->sei_pos >= 0 && h265parse->idr_pos > h265parse->sei_pos) {
|
|
h265parse->idr_pos = h265parse->sei_pos;
|
|
GST_DEBUG_OBJECT (h265parse, "moved IDR mark to SEI position %d",
|
|
h265parse->idr_pos);
|
|
}
|
|
break;
|
|
}
|
|
case GST_H265_NAL_AUD:
|
|
/* Just accumulate AU Delimiter, whether it's before SPS or not */
|
|
pres = gst_h265_parser_parse_nal (nalparser, nalu);
|
|
if (pres != GST_H265_PARSER_OK)
|
|
return FALSE;
|
|
break;
|
|
default:
|
|
/* drop anything before the initial SPS */
|
|
if (!GST_H265_PARSE_STATE_VALID (h265parse, GST_H265_PARSE_STATE_GOT_SPS))
|
|
return FALSE;
|
|
|
|
pres = gst_h265_parser_parse_nal (nalparser, nalu);
|
|
if (pres != GST_H265_PARSER_OK)
|
|
return FALSE;
|
|
break;
|
|
}
|
|
|
|
/* if HEVC output needed, collect properly prefixed nal in adapter,
|
|
* and use that to replace outgoing buffer data later on */
|
|
if (h265parse->transform) {
|
|
GstBuffer *buf;
|
|
|
|
GST_LOG_OBJECT (h265parse, "collecting NAL in HEVC frame");
|
|
buf = gst_h265_parse_wrap_nal (h265parse, h265parse->format,
|
|
nalu->data + nalu->offset, nalu->size);
|
|
gst_adapter_push (h265parse->frame_out, buf);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* caller guarantees at least 3 bytes of nal payload for each nal
|
|
* returns TRUE if next_nal indicates that nal terminates an AU */
|
|
static inline gboolean
|
|
gst_h265_parse_collect_nal (GstH265Parse * h265parse, const guint8 * data,
|
|
guint size, GstH265NalUnit * nalu)
|
|
{
|
|
gboolean complete;
|
|
GstH265ParserResult parse_res;
|
|
GstH265NalUnitType nal_type = nalu->type;
|
|
GstH265NalUnit nnalu;
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "parsing collected nal");
|
|
parse_res = gst_h265_parser_identify_nalu_unchecked (h265parse->nalparser,
|
|
data, nalu->offset + nalu->size, size, &nnalu);
|
|
|
|
if (parse_res != GST_H265_PARSER_OK)
|
|
return FALSE;
|
|
|
|
/* determine if AU complete */
|
|
GST_LOG_OBJECT (h265parse, "nal type: %d %s", nal_type, _nal_name (nal_type));
|
|
/* coded slice NAL starts a picture,
|
|
* i.e. other types become aggregated in front of it */
|
|
h265parse->picture_start |= ((nal_type >= GST_H265_NAL_SLICE_TRAIL_N
|
|
&& nal_type <= GST_H265_NAL_SLICE_RASL_R)
|
|
|| (nal_type >= GST_H265_NAL_SLICE_BLA_W_LP
|
|
&& nal_type <= RESERVED_IRAP_NAL_TYPE_MAX));
|
|
|
|
/* consider a coded slices (IRAP or not) to start a picture,
|
|
* (so ending the previous one) if first_slice_segment_in_pic_flag == 1*/
|
|
nal_type = nnalu.type;
|
|
complete = h265parse->picture_start && ((nal_type >= GST_H265_NAL_VPS
|
|
&& nal_type <= GST_H265_NAL_AUD)
|
|
|| nal_type == GST_H265_NAL_PREFIX_SEI || (nal_type >= 41
|
|
&& nal_type <= 44) || (nal_type >= 48 && nal_type <= 55));
|
|
|
|
GST_LOG_OBJECT (h265parse, "next nal type: %d %s", nal_type,
|
|
_nal_name (nal_type));
|
|
|
|
/* Any VCL Nal unit with first_slice_segment_in_pic_flag == 1 considered start of frame */
|
|
complete |= h265parse->picture_start
|
|
&& (((nal_type >= GST_H265_NAL_SLICE_TRAIL_N
|
|
&& nal_type <= GST_H265_NAL_SLICE_RASL_R)
|
|
|| (nal_type >= GST_H265_NAL_SLICE_BLA_W_LP
|
|
&& nal_type <= RESERVED_IRAP_NAL_TYPE_MAX))
|
|
&& (nnalu.data[nnalu.offset + 2] & 0x80));
|
|
|
|
GST_LOG_OBJECT (h265parse, "au complete: %d", complete);
|
|
return complete;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_h265_parse_handle_frame_packetized (GstBaseParse * parse,
|
|
GstBaseParseFrame * frame)
|
|
{
|
|
GstH265Parse *h265parse = GST_H265_PARSE (parse);
|
|
GstBuffer *buffer = frame->buffer;
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
GstH265ParserResult parse_res;
|
|
GstH265NalUnit nalu;
|
|
const guint nl = h265parse->nal_length_size;
|
|
GstMapInfo map;
|
|
gint left;
|
|
|
|
if (nl < 1 || nl > 4) {
|
|
GST_DEBUG_OBJECT (h265parse, "insufficient data to split input");
|
|
return GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
|
|
/* need to save buffer from invalidation upon _finish_frame */
|
|
if (h265parse->split_packetized)
|
|
buffer = gst_buffer_copy (frame->buffer);
|
|
|
|
gst_buffer_map (buffer, &map, GST_MAP_READ);
|
|
|
|
left = map.size;
|
|
|
|
GST_LOG_OBJECT (h265parse,
|
|
"processing packet buffer of size %" G_GSIZE_FORMAT, map.size);
|
|
|
|
parse_res = gst_h265_parser_identify_nalu_hevc (h265parse->nalparser,
|
|
map.data, 0, map.size, nl, &nalu);
|
|
|
|
while (parse_res == GST_H265_PARSER_OK) {
|
|
GST_DEBUG_OBJECT (h265parse, "HEVC nal offset %d", nalu.offset + nalu.size);
|
|
|
|
/* either way, have a look at it */
|
|
gst_h265_parse_process_nal (h265parse, &nalu);
|
|
|
|
/* dispatch per NALU if needed */
|
|
if (h265parse->split_packetized) {
|
|
GstBaseParseFrame tmp_frame;
|
|
|
|
gst_base_parse_frame_init (&tmp_frame);
|
|
tmp_frame.flags |= frame->flags;
|
|
tmp_frame.offset = frame->offset;
|
|
tmp_frame.overhead = frame->overhead;
|
|
tmp_frame.buffer = gst_buffer_copy_region (buffer, GST_BUFFER_COPY_ALL,
|
|
nalu.offset, nalu.size);
|
|
|
|
/* note we don't need to come up with a sub-buffer, since
|
|
* subsequent code only considers input buffer's metadata.
|
|
* Real data is either taken from input by baseclass or
|
|
* a replacement output buffer is provided anyway. */
|
|
gst_h265_parse_parse_frame (parse, &tmp_frame);
|
|
ret = gst_base_parse_finish_frame (parse, &tmp_frame, nl + nalu.size);
|
|
left -= nl + nalu.size;
|
|
}
|
|
|
|
parse_res = gst_h265_parser_identify_nalu_hevc (h265parse->nalparser,
|
|
map.data, nalu.offset + nalu.size, map.size, nl, &nalu);
|
|
}
|
|
|
|
gst_buffer_unmap (buffer, &map);
|
|
|
|
if (!h265parse->split_packetized) {
|
|
gst_h265_parse_parse_frame (parse, frame);
|
|
ret = gst_base_parse_finish_frame (parse, frame, map.size);
|
|
} else {
|
|
gst_buffer_unref (buffer);
|
|
if (G_UNLIKELY (left)) {
|
|
/* should not be happening for nice HEVC */
|
|
GST_WARNING_OBJECT (parse, "skipping leftover HEVC data %d", left);
|
|
frame->flags |= GST_BASE_PARSE_FRAME_FLAG_DROP;
|
|
ret = gst_base_parse_finish_frame (parse, frame, map.size);
|
|
}
|
|
}
|
|
|
|
if (parse_res == GST_H265_PARSER_NO_NAL_END ||
|
|
parse_res == GST_H265_PARSER_BROKEN_DATA) {
|
|
|
|
if (h265parse->split_packetized) {
|
|
GST_ELEMENT_ERROR (h265parse, STREAM, FAILED, (NULL),
|
|
("invalid HEVC input data"));
|
|
|
|
return GST_FLOW_ERROR;
|
|
} else {
|
|
/* do not meddle to much in this case */
|
|
GST_DEBUG_OBJECT (h265parse, "parsing packet failed");
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_h265_parse_handle_frame (GstBaseParse * parse,
|
|
GstBaseParseFrame * frame, gint * skipsize)
|
|
{
|
|
GstH265Parse *h265parse = GST_H265_PARSE (parse);
|
|
GstBuffer *buffer = frame->buffer;
|
|
GstMapInfo map;
|
|
guint8 *data;
|
|
gsize size;
|
|
gint current_off = 0;
|
|
gboolean drain, nonext;
|
|
GstH265Parser *nalparser = h265parse->nalparser;
|
|
GstH265NalUnit nalu;
|
|
GstH265ParserResult pres;
|
|
gint framesize;
|
|
|
|
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (frame->buffer,
|
|
GST_BUFFER_FLAG_DISCONT))) {
|
|
h265parse->discont = TRUE;
|
|
}
|
|
|
|
/* delegate in packetized case, no skipping should be needed */
|
|
if (h265parse->packetized)
|
|
return gst_h265_parse_handle_frame_packetized (parse, frame);
|
|
|
|
gst_buffer_map (buffer, &map, GST_MAP_READ);
|
|
data = map.data;
|
|
size = map.size;
|
|
|
|
/* expect at least 3 bytes startcode == sc, and 3 bytes NALU payload */
|
|
if (G_UNLIKELY (size < 6)) {
|
|
gst_buffer_unmap (buffer, &map);
|
|
*skipsize = 1;
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
/* need to configure aggregation */
|
|
if (G_UNLIKELY (h265parse->format == GST_H265_PARSE_FORMAT_NONE))
|
|
gst_h265_parse_negotiate (h265parse, GST_H265_PARSE_FORMAT_BYTE, NULL);
|
|
|
|
/* avoid stale cached parsing state */
|
|
if (frame->flags & GST_BASE_PARSE_FRAME_FLAG_NEW_FRAME) {
|
|
GST_LOG_OBJECT (h265parse, "parsing new frame");
|
|
gst_h265_parse_reset_frame (h265parse);
|
|
} else {
|
|
GST_LOG_OBJECT (h265parse, "resuming frame parsing");
|
|
}
|
|
|
|
drain = GST_BASE_PARSE_DRAINING (parse);
|
|
nonext = FALSE;
|
|
|
|
current_off = h265parse->current_off;
|
|
if (current_off < 0)
|
|
current_off = 0;
|
|
g_assert (current_off < size);
|
|
GST_DEBUG_OBJECT (h265parse, "last parse position %d", current_off);
|
|
|
|
/* check for initial skip */
|
|
if (h265parse->current_off == -1) {
|
|
pres =
|
|
gst_h265_parser_identify_nalu_unchecked (nalparser, data, current_off,
|
|
size, &nalu);
|
|
switch (pres) {
|
|
case GST_H265_PARSER_OK:
|
|
if (nalu.sc_offset > 0) {
|
|
*skipsize = nalu.sc_offset;
|
|
goto skip;
|
|
}
|
|
break;
|
|
case GST_H265_PARSER_NO_NAL:
|
|
*skipsize = size - 3;
|
|
goto skip;
|
|
default:
|
|
/* should not really occur either */
|
|
GST_ELEMENT_ERROR (h265parse, STREAM, FORMAT,
|
|
("Error parsing H.265 stream"), ("Invalid H.265 stream"));
|
|
goto invalid_stream;
|
|
}
|
|
}
|
|
|
|
while (TRUE) {
|
|
pres =
|
|
gst_h265_parser_identify_nalu (nalparser, data, current_off, size,
|
|
&nalu);
|
|
|
|
switch (pres) {
|
|
case GST_H265_PARSER_OK:
|
|
GST_DEBUG_OBJECT (h265parse, "complete nal (offset, size): (%u, %u) ",
|
|
nalu.offset, nalu.size);
|
|
break;
|
|
case GST_H265_PARSER_NO_NAL_END:
|
|
GST_DEBUG_OBJECT (h265parse, "not a complete nal found at offset %u",
|
|
nalu.offset);
|
|
/* if draining, accept it as complete nal */
|
|
if (drain) {
|
|
nonext = TRUE;
|
|
nalu.size = size - nalu.offset;
|
|
GST_DEBUG_OBJECT (h265parse, "draining, accepting with size %u",
|
|
nalu.size);
|
|
/* if it's not too short at least */
|
|
if (nalu.size < 3)
|
|
goto broken;
|
|
break;
|
|
}
|
|
/* otherwise need more */
|
|
goto more;
|
|
case GST_H265_PARSER_BROKEN_LINK:
|
|
GST_ELEMENT_ERROR (h265parse, STREAM, FORMAT,
|
|
("Error parsing H.265 stream"),
|
|
("The link to structure needed for the parsing couldn't be found"));
|
|
goto invalid_stream;
|
|
case GST_H265_PARSER_ERROR:
|
|
/* should not really occur either */
|
|
GST_ELEMENT_ERROR (h265parse, STREAM, FORMAT,
|
|
("Error parsing H.265 stream"), ("Invalid H.265 stream"));
|
|
goto invalid_stream;
|
|
case GST_H265_PARSER_NO_NAL:
|
|
GST_ELEMENT_ERROR (h265parse, STREAM, FORMAT,
|
|
("Error parsing H.265 stream"), ("No H.265 NAL unit found"));
|
|
goto invalid_stream;
|
|
case GST_H265_PARSER_BROKEN_DATA:
|
|
GST_WARNING_OBJECT (h265parse, "input stream is corrupt; "
|
|
"it contains a NAL unit of length %u", nalu.size);
|
|
broken:
|
|
/* broken nal at start -> arrange to skip it,
|
|
* otherwise have it terminate current au
|
|
* (and so it will be skipped on next frame round) */
|
|
if (current_off == 0) {
|
|
GST_DEBUG_OBJECT (h265parse, "skipping broken nal");
|
|
*skipsize = nalu.offset;
|
|
goto skip;
|
|
} else {
|
|
GST_DEBUG_OBJECT (h265parse, "terminating au");
|
|
nalu.size = 0;
|
|
nalu.offset = nalu.sc_offset;
|
|
goto end;
|
|
}
|
|
default:
|
|
g_assert_not_reached ();
|
|
break;
|
|
}
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "%p complete nal found. Off: %u, Size: %u",
|
|
data, nalu.offset, nalu.size);
|
|
|
|
/* simulate no next nal if none needed */
|
|
nonext = nonext || (h265parse->align == GST_H265_PARSE_ALIGN_NAL);
|
|
|
|
if (!nonext) {
|
|
if (nalu.offset + nalu.size + 5 + 2 > size) {
|
|
GST_DEBUG_OBJECT (h265parse, "not enough data for next NALU");
|
|
if (drain) {
|
|
GST_DEBUG_OBJECT (h265parse, "but draining anyway");
|
|
nonext = TRUE;
|
|
} else {
|
|
goto more;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!gst_h265_parse_process_nal (h265parse, &nalu)) {
|
|
GST_WARNING_OBJECT (h265parse,
|
|
"broken/invalid nal Type: %d %s, Size: %u will be dropped",
|
|
nalu.type, _nal_name (nalu.type), nalu.size);
|
|
*skipsize = nalu.size;
|
|
goto skip;
|
|
}
|
|
|
|
if (nonext)
|
|
break;
|
|
|
|
/* if no next nal, we know it's complete here */
|
|
if (gst_h265_parse_collect_nal (h265parse, data, size, &nalu))
|
|
break;
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "Looking for more");
|
|
current_off = nalu.offset + nalu.size;
|
|
}
|
|
|
|
end:
|
|
framesize = nalu.offset + nalu.size;
|
|
|
|
gst_buffer_unmap (buffer, &map);
|
|
|
|
gst_h265_parse_parse_frame (parse, frame);
|
|
|
|
return gst_base_parse_finish_frame (parse, frame, framesize);
|
|
|
|
more:
|
|
*skipsize = 0;
|
|
|
|
/* Restart parsing from here next time */
|
|
if (current_off > 0)
|
|
h265parse->current_off = current_off;
|
|
|
|
/* Fall-through. */
|
|
out:
|
|
gst_buffer_unmap (buffer, &map);
|
|
return GST_FLOW_OK;
|
|
|
|
skip:
|
|
GST_DEBUG_OBJECT (h265parse, "skipping %d", *skipsize);
|
|
/* If we are collecting access units, we need to preserve the initial
|
|
* config headers (SPS, PPS et al.) and only reset the frame if another
|
|
* slice NAL was received. This means that broken pictures are discarded */
|
|
if (h265parse->align != GST_H265_PARSE_ALIGN_AU ||
|
|
!(h265parse->state & GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS) ||
|
|
(h265parse->state & GST_H265_PARSE_STATE_GOT_SLICE))
|
|
gst_h265_parse_reset_frame (h265parse);
|
|
goto out;
|
|
|
|
invalid_stream:
|
|
gst_buffer_unmap (buffer, &map);
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
/* byte together hevc codec data based on collected pps and sps so far */
|
|
static GstBuffer *
|
|
gst_h265_parse_make_codec_data (GstH265Parse * h265parse)
|
|
{
|
|
GstBuffer *buf, *nal;
|
|
gint i, j, k = 0;
|
|
guint vps_size = 0, sps_size = 0, pps_size = 0;
|
|
guint num_vps = 0, num_sps = 0, num_pps = 0;
|
|
gboolean found = FALSE;
|
|
GstMapInfo map;
|
|
guint8 *data;
|
|
gint nl;
|
|
guint8 num_arrays = 0;
|
|
GstH265SPS *sps = NULL;
|
|
guint16 min_spatial_segmentation_idc = 0;
|
|
GstH265ProfileTierLevel *pft;
|
|
|
|
/* only nal payload in stored nals */
|
|
/* Fixme: Current implementation is not embedding SEI in codec_data */
|
|
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
|
|
if ((nal = h265parse->vps_nals[i])) {
|
|
num_vps++;
|
|
/* size bytes also count */
|
|
vps_size += gst_buffer_get_size (nal) + 2;
|
|
}
|
|
}
|
|
if (num_vps > 0)
|
|
num_arrays++;
|
|
|
|
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
|
|
if ((nal = h265parse->sps_nals[i])) {
|
|
num_sps++;
|
|
/* size bytes also count */
|
|
sps_size += gst_buffer_get_size (nal) + 2;
|
|
found = TRUE;
|
|
}
|
|
}
|
|
if (num_sps > 0)
|
|
num_arrays++;
|
|
|
|
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
|
|
if ((nal = h265parse->pps_nals[i])) {
|
|
num_pps++;
|
|
/* size bytes also count */
|
|
pps_size += gst_buffer_get_size (nal) + 2;
|
|
}
|
|
}
|
|
if (num_pps > 0)
|
|
num_arrays++;
|
|
|
|
GST_DEBUG_OBJECT (h265parse,
|
|
"constructing codec_data: num_vps =%d num_sps=%d, num_pps=%d", num_vps,
|
|
num_sps, num_pps);
|
|
|
|
if (!found)
|
|
return NULL;
|
|
|
|
sps = h265parse->nalparser->last_sps;
|
|
if (!sps)
|
|
return NULL;
|
|
|
|
buf =
|
|
gst_buffer_new_allocate (NULL,
|
|
23 + (3 * num_arrays) + vps_size + sps_size + pps_size, NULL);
|
|
gst_buffer_map (buf, &map, GST_MAP_WRITE);
|
|
data = map.data;
|
|
memset (data, 0, map.size);
|
|
nl = h265parse->nal_length_size;
|
|
|
|
pft = &sps->profile_tier_level;
|
|
if (sps->vui_parameters_present_flag)
|
|
min_spatial_segmentation_idc = sps->vui_params.min_spatial_segmentation_idc;
|
|
|
|
/* HEVCDecoderConfigurationVersion = 1
|
|
* profile_space | tier_flat | profile_idc |
|
|
* profile_compatibility_flags | constraint_indicator_flags |
|
|
* level_idc */
|
|
data[0] = 1;
|
|
data[1] =
|
|
(pft->profile_space << 5) | (pft->tier_flag << 5) | pft->profile_idc;
|
|
for (i = 2; i < 6; i++) {
|
|
for (j = 7; j >= 0; j--) {
|
|
data[i] |= (pft->profile_compatibility_flag[k] << j);
|
|
k++;
|
|
}
|
|
}
|
|
|
|
data[6] =
|
|
(pft->progressive_source_flag << 7) |
|
|
(pft->interlaced_source_flag << 6) |
|
|
(pft->non_packed_constraint_flag << 5) |
|
|
(pft->frame_only_constraint_flag << 4) |
|
|
(pft->max_12bit_constraint_flag << 3) |
|
|
(pft->max_10bit_constraint_flag << 2) |
|
|
(pft->max_8bit_constraint_flag << 1) |
|
|
(pft->max_422chroma_constraint_flag);
|
|
|
|
data[7] =
|
|
(pft->max_420chroma_constraint_flag << 7) |
|
|
(pft->max_monochrome_constraint_flag << 6) |
|
|
(pft->intra_constraint_flag << 5) |
|
|
(pft->one_picture_only_constraint_flag << 4) |
|
|
(pft->lower_bit_rate_constraint_flag << 3) |
|
|
(pft->max_14bit_constraint_flag << 2);
|
|
|
|
data[12] = pft->level_idc;
|
|
/* min_spatial_segmentation_idc */
|
|
GST_WRITE_UINT16_BE (data + 13, min_spatial_segmentation_idc);
|
|
data[13] |= 0xf0;
|
|
data[15] = 0xfc; /* keeping parrallelismType as zero (unknown) */
|
|
data[16] = 0xfc | sps->chroma_format_idc;
|
|
data[17] = 0xf8 | sps->bit_depth_luma_minus8;
|
|
data[18] = 0xf8 | sps->bit_depth_chroma_minus8;
|
|
data[19] = 0x00; /* keep avgFrameRate as unspecified */
|
|
data[20] = 0x00; /* keep avgFrameRate as unspecified */
|
|
/* constFrameRate(2 bits): 0, stream may or may not be of constant framerate
|
|
* numTemporalLayers (3 bits): number of temporal layers, value from SPS
|
|
* TemporalIdNested (1 bit): sps_temporal_id_nesting_flag from SPS
|
|
* lengthSizeMinusOne (2 bits): plus 1 indicates the length of the NALUnitLength */
|
|
data[21] =
|
|
0x00 | ((sps->max_sub_layers_minus1 +
|
|
1) << 3) | (sps->temporal_id_nesting_flag << 2) | (nl - 1);
|
|
GST_WRITE_UINT8 (data + 22, num_arrays); /* numOfArrays */
|
|
|
|
data += 23;
|
|
|
|
/* VPS */
|
|
if (num_vps > 0) {
|
|
/* array_completeness | reserved_zero bit | nal_unit_type */
|
|
data[0] = 0x00 | 0x20;
|
|
data++;
|
|
|
|
GST_WRITE_UINT16_BE (data, num_vps);
|
|
data += 2;
|
|
|
|
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
|
|
if ((nal = h265parse->vps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (nal);
|
|
GST_WRITE_UINT16_BE (data, nal_size);
|
|
gst_buffer_extract (nal, 0, data + 2, nal_size);
|
|
data += 2 + nal_size;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* SPS */
|
|
if (num_sps > 0) {
|
|
/* array_completeness | reserved_zero bit | nal_unit_type */
|
|
data[0] = 0x00 | 0x21;
|
|
data++;
|
|
|
|
GST_WRITE_UINT16_BE (data, num_sps);
|
|
data += 2;
|
|
|
|
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
|
|
if ((nal = h265parse->sps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (nal);
|
|
GST_WRITE_UINT16_BE (data, nal_size);
|
|
gst_buffer_extract (nal, 0, data + 2, nal_size);
|
|
data += 2 + nal_size;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* PPS */
|
|
if (num_pps > 0) {
|
|
/* array_completeness | reserved_zero bit | nal_unit_type */
|
|
data[0] = 0x00 | 0x22;
|
|
data++;
|
|
|
|
GST_WRITE_UINT16_BE (data, num_pps);
|
|
data += 2;
|
|
|
|
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
|
|
if ((nal = h265parse->pps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (nal);
|
|
GST_WRITE_UINT16_BE (data, nal_size);
|
|
gst_buffer_extract (nal, 0, data + 2, nal_size);
|
|
data += 2 + nal_size;
|
|
}
|
|
}
|
|
}
|
|
gst_buffer_unmap (buf, &map);
|
|
|
|
return buf;
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_get_par (GstH265Parse * h265parse, gint * num, gint * den)
|
|
{
|
|
if (h265parse->upstream_par_n != -1 && h265parse->upstream_par_d != -1) {
|
|
*num = h265parse->upstream_par_n;
|
|
*den = h265parse->upstream_par_d;
|
|
} else {
|
|
*num = h265parse->parsed_par_n;
|
|
*den = h265parse->parsed_par_d;
|
|
}
|
|
}
|
|
|
|
static const gchar *
|
|
digit_to_string (guint digit)
|
|
{
|
|
static const char itoa[][2] = {
|
|
"0", "1", "2", "3", "4", "5", "6", "7", "8", "9"
|
|
};
|
|
|
|
if (G_LIKELY (digit < 10))
|
|
return itoa[digit];
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static const gchar *
|
|
get_profile_string (GstH265Profile profile)
|
|
{
|
|
switch (profile) {
|
|
case GST_H265_PROFILE_MAIN:
|
|
return "main";
|
|
case GST_H265_PROFILE_MAIN_10:
|
|
return "main-10";
|
|
case GST_H265_PROFILE_MAIN_STILL_PICTURE:
|
|
return "main-still-picture";
|
|
case GST_H265_PROFILE_MONOCHROME:
|
|
return "monochrome";
|
|
case GST_H265_PROFILE_MONOCHROME_10:
|
|
return "monochrome-10";
|
|
case GST_H265_PROFILE_MONOCHROME_12:
|
|
return "monochrome-12";
|
|
case GST_H265_PROFILE_MONOCHROME_16:
|
|
return "monochrome-16";
|
|
case GST_H265_PROFILE_MAIN_12:
|
|
return "main-12";
|
|
case GST_H265_PROFILE_MAIN_422_10:
|
|
return "main-422-10";
|
|
case GST_H265_PROFILE_MAIN_422_12:
|
|
return "main-422-12";
|
|
case GST_H265_PROFILE_MAIN_444:
|
|
return "main-444";
|
|
case GST_H265_PROFILE_MAIN_444_10:
|
|
return "main-444-10";
|
|
case GST_H265_PROFILE_MAIN_444_12:
|
|
return "main-444-12";
|
|
case GST_H265_PROFILE_MAIN_INTRA:
|
|
return "main-intra";
|
|
case GST_H265_PROFILE_MAIN_10_INTRA:
|
|
return "main-10-intra";
|
|
case GST_H265_PROFILE_MAIN_12_INTRA:
|
|
return "main-12-intra";
|
|
case GST_H265_PROFILE_MAIN_422_10_INTRA:
|
|
return "main-422-10-intra";
|
|
case GST_H265_PROFILE_MAIN_422_12_INTRA:
|
|
return "main-422-12-intra";
|
|
case GST_H265_PROFILE_MAIN_444_INTRA:
|
|
return "main-444-intra";
|
|
case GST_H265_PROFILE_MAIN_444_10_INTRA:
|
|
return "main-444-10-intra";
|
|
case GST_H265_PROFILE_MAIN_444_12_INTRA:
|
|
return "main-444-12-intra";
|
|
case GST_H265_PROFILE_MAIN_444_16_INTRA:
|
|
return "main-444-16-intra";
|
|
case GST_H265_PROFILE_MAIN_444_STILL_PICTURE:
|
|
return "main-444-still-picture";
|
|
case GST_H265_PROFILE_MAIN_444_16_STILL_PICTURE:
|
|
return "main-444-16-still-picture";
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444:
|
|
return "high-throughput-444";
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444_10:
|
|
return "high-throughput-444-10";
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444_14:
|
|
return "high-throughput-444-14";
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444_16_INTRA:
|
|
return "high-throughput-444-16-intra";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_MAIN:
|
|
return "screen-extended-main";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10:
|
|
return "screen-extended-main-10";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444:
|
|
return "screen-extended-main-444";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444_10:
|
|
return "screen-extended-main-444-10";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444:
|
|
return "screen-extended-high-throughput-444";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10:
|
|
return "screen-extended-high-throughput-444-10";
|
|
case GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14:
|
|
return "screen-extended-high-throughput-444-14";
|
|
case GST_H265_PROFILE_MULTIVIEW_MAIN:
|
|
return "multiview-main";
|
|
case GST_H265_PROFILE_SCALABLE_MAIN:
|
|
return "scalable-main";
|
|
case GST_H265_PROFILE_SCALABLE_MAIN_10:
|
|
return "scalable-main-10";
|
|
case GST_H265_PROFILE_SCALABLE_MONOCHROME:
|
|
return "scalable-monochrome";
|
|
case GST_H265_PROFILE_SCALABLE_MONOCHROME_12:
|
|
return "scalable-monochrome-12";
|
|
case GST_H265_PROFILE_SCALABLE_MONOCHROME_16:
|
|
return "scalable-monochrome-16";
|
|
case GST_H265_PROFILE_SCALABLE_MAIN_444:
|
|
return "scalable-main-444";
|
|
case GST_H265_PROFILE_3D_MAIN:
|
|
return "3d-main";
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static const gchar *
|
|
get_tier_string (guint8 tier_flag)
|
|
{
|
|
const gchar *tier = NULL;
|
|
|
|
if (tier_flag)
|
|
tier = "high";
|
|
else
|
|
tier = "main";
|
|
|
|
return tier;
|
|
}
|
|
|
|
static const gchar *
|
|
get_level_string (guint8 level_idc)
|
|
{
|
|
if (level_idc == 0)
|
|
return NULL;
|
|
else if (level_idc % 30 == 0)
|
|
return digit_to_string (level_idc / 30);
|
|
else {
|
|
switch (level_idc) {
|
|
case 63:
|
|
return "2.1";
|
|
break;
|
|
case 93:
|
|
return "3.1";
|
|
break;
|
|
case 123:
|
|
return "4.1";
|
|
break;
|
|
case 153:
|
|
return "5.1";
|
|
break;
|
|
case 156:
|
|
return "5.2";
|
|
break;
|
|
case 183:
|
|
return "6.1";
|
|
break;
|
|
case 186:
|
|
return "6.2";
|
|
break;
|
|
default:
|
|
return NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
static inline guint64
|
|
profile_to_flag (GstH265Profile p)
|
|
{
|
|
return (guint64) 1 << (guint64) p;
|
|
}
|
|
|
|
static GstCaps *
|
|
get_compatible_profile_caps (GstH265SPS * sps, GstH265Profile profile)
|
|
{
|
|
GstCaps *caps = NULL;
|
|
gint i;
|
|
GValue compat_profiles = G_VALUE_INIT;
|
|
guint64 profiles = 0;
|
|
|
|
g_value_init (&compat_profiles, GST_TYPE_LIST);
|
|
|
|
/* Relaxing profiles condition based on decoder capability specified by spec */
|
|
if (sps->profile_tier_level.profile_compatibility_flag[1])
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN);
|
|
|
|
if (sps->profile_tier_level.profile_compatibility_flag[2])
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_10);
|
|
|
|
if (sps->profile_tier_level.profile_compatibility_flag[3])
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_STILL_PICTURE);
|
|
|
|
switch (profile) {
|
|
case GST_H265_PROFILE_MAIN_10:
|
|
{
|
|
/* A.3.5 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_12);
|
|
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10);
|
|
|
|
/* H.11.1.1 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCALABLE_MAIN_10);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_MAIN:
|
|
{
|
|
/* A.3.3 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_10);
|
|
|
|
/* A.3.5 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_12);
|
|
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444);
|
|
profiles |=
|
|
profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
|
|
/* G.11.1.1 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MULTIVIEW_MAIN);
|
|
|
|
/* H.11.1.1 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCALABLE_MAIN);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCALABLE_MAIN_10);
|
|
|
|
/* I.11.1.1 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_3D_MAIN);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_MAIN_STILL_PICTURE:
|
|
{
|
|
/* A.3.2, A.3.4 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_10);
|
|
|
|
/* A.3.5 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_12);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_12);
|
|
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_10_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_12_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_10_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_422_12_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_10_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_12_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_16_INTRA);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_STILL_PICTURE);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_MAIN_444_16_STILL_PICTURE);
|
|
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444);
|
|
profiles |=
|
|
profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_MONOCHROME:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10);
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444);
|
|
profiles |=
|
|
profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_MAIN_444:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444);
|
|
profiles |=
|
|
profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_444_10);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_MAIN_444_10:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |= profile_to_flag (GST_H265_PROFILE_SCREEN_EXTENDED_MAIN_10);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444_10:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_10);
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
break;
|
|
}
|
|
case GST_H265_PROFILE_HIGH_THROUGHPUT_444_14:
|
|
{
|
|
/* A.3.7 */
|
|
profiles |=
|
|
profile_to_flag
|
|
(GST_H265_PROFILE_SCREEN_EXTENDED_HIGH_THROUGHPUT_444_14);
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (profiles) {
|
|
GValue value = G_VALUE_INIT;
|
|
const gchar *profile_str;
|
|
caps = gst_caps_new_empty_simple ("video/x-h265");
|
|
|
|
for (i = GST_H265_PROFILE_MAIN; i < GST_H265_PROFILE_MAX; i++) {
|
|
if ((profiles & profile_to_flag (i)) == profile_to_flag (i)) {
|
|
profile_str = get_profile_string (i);
|
|
|
|
if (G_UNLIKELY (profile_str == NULL)) {
|
|
GST_FIXME ("Unhandled profile index %d", i);
|
|
continue;
|
|
}
|
|
|
|
g_value_init (&value, G_TYPE_STRING);
|
|
g_value_set_string (&value, profile_str);
|
|
gst_value_list_append_value (&compat_profiles, &value);
|
|
g_value_unset (&value);
|
|
}
|
|
}
|
|
|
|
gst_caps_set_value (caps, "profile", &compat_profiles);
|
|
g_value_unset (&compat_profiles);
|
|
}
|
|
|
|
return caps;
|
|
}
|
|
|
|
/* if downstream didn't support the exact profile indicated in sps header,
|
|
* check for the compatible profiles also */
|
|
static void
|
|
ensure_caps_profile (GstH265Parse * h265parse, GstCaps * caps, GstH265SPS * sps,
|
|
GstH265Profile profile)
|
|
{
|
|
GstCaps *peer_caps, *compat_caps;
|
|
|
|
peer_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SRC_PAD (h265parse));
|
|
if (!peer_caps || !gst_caps_can_intersect (caps, peer_caps)) {
|
|
GstCaps *filter_caps = gst_caps_new_empty_simple ("video/x-h265");
|
|
|
|
if (peer_caps)
|
|
gst_caps_unref (peer_caps);
|
|
peer_caps =
|
|
gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (h265parse),
|
|
filter_caps);
|
|
|
|
gst_caps_unref (filter_caps);
|
|
}
|
|
|
|
if (peer_caps && !gst_caps_can_intersect (caps, peer_caps)) {
|
|
GstStructure *structure;
|
|
|
|
compat_caps = get_compatible_profile_caps (sps, profile);
|
|
if (compat_caps != NULL) {
|
|
GstCaps *res_caps = NULL;
|
|
|
|
res_caps = gst_caps_intersect (peer_caps, compat_caps);
|
|
|
|
if (res_caps && !gst_caps_is_empty (res_caps)) {
|
|
const gchar *profile_str = NULL;
|
|
|
|
res_caps = gst_caps_fixate (res_caps);
|
|
structure = gst_caps_get_structure (res_caps, 0);
|
|
profile_str = gst_structure_get_string (structure, "profile");
|
|
if (profile_str) {
|
|
gst_caps_set_simple (caps, "profile", G_TYPE_STRING, profile_str,
|
|
NULL);
|
|
GST_DEBUG_OBJECT (h265parse,
|
|
"Setting compatible profile %s to the caps", profile_str);
|
|
}
|
|
}
|
|
if (res_caps)
|
|
gst_caps_unref (res_caps);
|
|
gst_caps_unref (compat_caps);
|
|
}
|
|
}
|
|
if (peer_caps)
|
|
gst_caps_unref (peer_caps);
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_update_src_caps (GstH265Parse * h265parse, GstCaps * caps)
|
|
{
|
|
GstH265SPS *sps = NULL;
|
|
GstCaps *sink_caps, *src_caps;
|
|
gboolean modified = FALSE;
|
|
GstBuffer *buf = NULL;
|
|
GstStructure *s = NULL;
|
|
|
|
if (G_UNLIKELY (!gst_pad_has_current_caps (GST_BASE_PARSE_SRC_PAD
|
|
(h265parse))))
|
|
modified = TRUE;
|
|
else if (G_UNLIKELY (!h265parse->update_caps))
|
|
return;
|
|
|
|
/* if this is being called from the first _setcaps call, caps on the sinkpad
|
|
* aren't set yet and so they need to be passed as an argument */
|
|
if (caps)
|
|
sink_caps = gst_caps_ref (caps);
|
|
else
|
|
sink_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SINK_PAD (h265parse));
|
|
|
|
/* carry over input caps as much as possible; override with our own stuff */
|
|
if (!sink_caps)
|
|
sink_caps = gst_caps_new_empty_simple ("video/x-h265");
|
|
else
|
|
s = gst_caps_get_structure (sink_caps, 0);
|
|
|
|
sps = h265parse->nalparser->last_sps;
|
|
GST_DEBUG_OBJECT (h265parse, "sps: %p", sps);
|
|
|
|
/* only codec-data for nice-and-clean au aligned packetized hevc format */
|
|
if ((h265parse->format == GST_H265_PARSE_FORMAT_HVC1
|
|
|| h265parse->format == GST_H265_PARSE_FORMAT_HEV1)
|
|
&& h265parse->align == GST_H265_PARSE_ALIGN_AU) {
|
|
buf = gst_h265_parse_make_codec_data (h265parse);
|
|
if (buf && h265parse->codec_data) {
|
|
GstMapInfo map;
|
|
|
|
gst_buffer_map (buf, &map, GST_MAP_READ);
|
|
if (map.size != gst_buffer_get_size (h265parse->codec_data) ||
|
|
gst_buffer_memcmp (h265parse->codec_data, 0, map.data, map.size))
|
|
modified = TRUE;
|
|
|
|
gst_buffer_unmap (buf, &map);
|
|
} else {
|
|
if (!buf && h265parse->codec_data_in)
|
|
buf = gst_buffer_ref (h265parse->codec_data_in);
|
|
modified = TRUE;
|
|
}
|
|
}
|
|
|
|
caps = NULL;
|
|
if (G_UNLIKELY (!sps)) {
|
|
caps = gst_caps_copy (sink_caps);
|
|
} else {
|
|
gint crop_width, crop_height;
|
|
const gchar *chroma_format = NULL;
|
|
guint bit_depth_chroma;
|
|
GstH265VPS *vps = sps->vps;
|
|
GstH265VUIParams *vui = &sps->vui_params;
|
|
gchar *colorimetry = NULL;
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "vps: %p", vps);
|
|
|
|
if (sps->conformance_window_flag) {
|
|
crop_width = sps->crop_rect_width;
|
|
crop_height = sps->crop_rect_height;
|
|
} else {
|
|
crop_width = sps->width;
|
|
crop_height = sps->height;
|
|
}
|
|
|
|
if (G_UNLIKELY (h265parse->width != crop_width ||
|
|
h265parse->height != crop_height)) {
|
|
GST_INFO_OBJECT (h265parse, "resolution changed %dx%d",
|
|
crop_width, crop_height);
|
|
h265parse->width = crop_width;
|
|
h265parse->height = crop_height;
|
|
modified = TRUE;
|
|
}
|
|
|
|
/* 0/1 is set as the default in the codec parser */
|
|
if ((vui->timing_info_present_flag ||
|
|
(vps && vps->timing_info_present_flag)) &&
|
|
!(sps->fps_num == 0 && sps->fps_den == 1)) {
|
|
if (G_UNLIKELY (h265parse->fps_num != sps->fps_num
|
|
|| h265parse->fps_den != sps->fps_den)) {
|
|
GST_INFO_OBJECT (h265parse, "framerate changed %d/%d",
|
|
sps->fps_num, sps->fps_den);
|
|
h265parse->fps_num = sps->fps_num;
|
|
h265parse->fps_den = sps->fps_den;
|
|
modified = TRUE;
|
|
}
|
|
}
|
|
|
|
if (vui->aspect_ratio_info_present_flag) {
|
|
if (G_UNLIKELY ((h265parse->parsed_par_n != vui->par_n)
|
|
&& (h265parse->parsed_par_d != sps->vui_params.par_d))) {
|
|
h265parse->parsed_par_n = vui->par_n;
|
|
h265parse->parsed_par_d = vui->par_d;
|
|
GST_INFO_OBJECT (h265parse, "pixel aspect ratio has been changed %d/%d",
|
|
h265parse->parsed_par_n, h265parse->parsed_par_d);
|
|
modified = TRUE;
|
|
}
|
|
|
|
}
|
|
|
|
if (vui->video_signal_type_present_flag &&
|
|
vui->colour_description_present_flag) {
|
|
GstVideoColorimetry ci = { 0, };
|
|
gchar *old_colorimetry = NULL;
|
|
|
|
if (vui->video_full_range_flag)
|
|
ci.range = GST_VIDEO_COLOR_RANGE_0_255;
|
|
else
|
|
ci.range = GST_VIDEO_COLOR_RANGE_16_235;
|
|
|
|
ci.matrix = gst_video_color_matrix_from_iso (vui->matrix_coefficients);
|
|
ci.transfer =
|
|
gst_video_color_transfer_from_iso (vui->transfer_characteristics);
|
|
ci.primaries = gst_video_color_primaries_from_iso (vui->colour_primaries);
|
|
|
|
old_colorimetry =
|
|
gst_video_colorimetry_to_string (&h265parse->parsed_colorimetry);
|
|
colorimetry = gst_video_colorimetry_to_string (&ci);
|
|
|
|
if (colorimetry && g_strcmp0 (old_colorimetry, colorimetry)) {
|
|
GST_INFO_OBJECT (h265parse,
|
|
"colorimetry has been changed from %s to %s",
|
|
GST_STR_NULL (old_colorimetry), colorimetry);
|
|
h265parse->parsed_colorimetry = ci;
|
|
modified = TRUE;
|
|
}
|
|
|
|
g_free (old_colorimetry);
|
|
}
|
|
|
|
if (G_UNLIKELY (modified || h265parse->update_caps)) {
|
|
gint fps_num = h265parse->fps_num;
|
|
gint fps_den = h265parse->fps_den;
|
|
gint width, height;
|
|
GstClockTime latency;
|
|
|
|
caps = gst_caps_copy (sink_caps);
|
|
|
|
/* sps should give this but upstream overrides */
|
|
if (s && gst_structure_has_field (s, "width"))
|
|
gst_structure_get_int (s, "width", &width);
|
|
else
|
|
width = h265parse->width;
|
|
|
|
if (s && gst_structure_has_field (s, "height"))
|
|
gst_structure_get_int (s, "height", &height);
|
|
else
|
|
height = h265parse->height;
|
|
|
|
gst_caps_set_simple (caps, "width", G_TYPE_INT, width,
|
|
"height", G_TYPE_INT, height, NULL);
|
|
|
|
/* upstream overrides */
|
|
if (s && gst_structure_has_field (s, "framerate"))
|
|
gst_structure_get_fraction (s, "framerate", &fps_num, &fps_den);
|
|
|
|
/* but not necessarily or reliably this */
|
|
if (fps_num > 0 && fps_den > 0) {
|
|
GstStructure *s2;
|
|
GST_INFO_OBJECT (h265parse, "setting framerate in caps");
|
|
gst_caps_set_simple (caps, "framerate",
|
|
GST_TYPE_FRACTION, fps_num, fps_den, NULL);
|
|
s2 = gst_caps_get_structure (caps, 0);
|
|
gst_structure_get_fraction (s2, "framerate", &h265parse->parsed_fps_n,
|
|
&h265parse->parsed_fps_d);
|
|
gst_base_parse_set_frame_rate (GST_BASE_PARSE (h265parse),
|
|
fps_num, fps_den, 0, 0);
|
|
latency = gst_util_uint64_scale (GST_SECOND, fps_den, fps_num);
|
|
gst_base_parse_set_latency (GST_BASE_PARSE (h265parse), latency,
|
|
latency);
|
|
}
|
|
|
|
bit_depth_chroma = sps->bit_depth_chroma_minus8 + 8;
|
|
|
|
switch (sps->chroma_format_idc) {
|
|
case 0:
|
|
chroma_format = "4:0:0";
|
|
bit_depth_chroma = 0;
|
|
break;
|
|
case 1:
|
|
chroma_format = "4:2:0";
|
|
break;
|
|
case 2:
|
|
chroma_format = "4:2:2";
|
|
break;
|
|
case 3:
|
|
chroma_format = "4:4:4";
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
if (chroma_format)
|
|
gst_caps_set_simple (caps, "chroma-format", G_TYPE_STRING,
|
|
chroma_format, "bit-depth-luma", G_TYPE_UINT,
|
|
sps->bit_depth_luma_minus8 + 8, "bit-depth-chroma", G_TYPE_UINT,
|
|
bit_depth_chroma, NULL);
|
|
|
|
if (colorimetry && (!s || !gst_structure_has_field (s, "colorimetry"))) {
|
|
gst_caps_set_simple (caps, "colorimetry", G_TYPE_STRING, colorimetry,
|
|
NULL);
|
|
}
|
|
}
|
|
|
|
g_free (colorimetry);
|
|
}
|
|
|
|
if (caps) {
|
|
gint par_n, par_d;
|
|
const gchar *mastering_info_str;
|
|
const gchar *cll_str;
|
|
|
|
gst_caps_set_simple (caps, "parsed", G_TYPE_BOOLEAN, TRUE,
|
|
"stream-format", G_TYPE_STRING,
|
|
gst_h265_parse_get_string (h265parse, TRUE, h265parse->format),
|
|
"alignment", G_TYPE_STRING,
|
|
gst_h265_parse_get_string (h265parse, FALSE, h265parse->align), NULL);
|
|
|
|
gst_h265_parse_get_par (h265parse, &par_n, &par_d);
|
|
if (par_n != 0 && par_d != 0 &&
|
|
(!s || !gst_structure_has_field (s, "pixel-aspect-ratio"))) {
|
|
GST_INFO_OBJECT (h265parse, "PAR %d/%d", par_n, par_d);
|
|
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
|
|
par_n, par_d, NULL);
|
|
}
|
|
|
|
/* set profile and level in caps */
|
|
if (sps) {
|
|
const gchar *profile, *tier, *level;
|
|
GstH265Profile p;
|
|
|
|
p = gst_h265_profile_tier_level_get_profile (&sps->profile_tier_level);
|
|
profile = get_profile_string (p);
|
|
if (profile != NULL)
|
|
gst_caps_set_simple (caps, "profile", G_TYPE_STRING, profile, NULL);
|
|
|
|
tier = get_tier_string (sps->profile_tier_level.tier_flag);
|
|
if (tier != NULL)
|
|
gst_caps_set_simple (caps, "tier", G_TYPE_STRING, tier, NULL);
|
|
|
|
level = get_level_string (sps->profile_tier_level.level_idc);
|
|
if (level != NULL)
|
|
gst_caps_set_simple (caps, "level", G_TYPE_STRING, level, NULL);
|
|
|
|
/* relax the profile constraint to find a suitable decoder */
|
|
ensure_caps_profile (h265parse, caps, sps, p);
|
|
}
|
|
|
|
if (s
|
|
&& (mastering_info_str =
|
|
gst_structure_get_string (s, "mastering-display-info"))) {
|
|
gst_caps_set_simple (caps, "mastering-display-info", G_TYPE_STRING,
|
|
mastering_info_str, NULL);
|
|
} else if (h265parse->mastering_display_info_state !=
|
|
GST_H265_PARSE_SEI_EXPIRED
|
|
&&
|
|
!gst_video_mastering_display_info_add_to_caps
|
|
(&h265parse->mastering_display_info, caps)) {
|
|
GST_WARNING_OBJECT (h265parse,
|
|
"Couldn't set mastering display info to caps");
|
|
}
|
|
|
|
if (s && (cll_str = gst_structure_get_string (s, "content-light-level"))) {
|
|
gst_caps_set_simple (caps, "content-light-level", G_TYPE_STRING, cll_str,
|
|
NULL);
|
|
} else if (h265parse->content_light_level_state !=
|
|
GST_H265_PARSE_SEI_EXPIRED
|
|
&&
|
|
!gst_video_content_light_level_add_to_caps
|
|
(&h265parse->content_light_level, caps)) {
|
|
GST_WARNING_OBJECT (h265parse,
|
|
"Couldn't set content light level to caps");
|
|
}
|
|
|
|
src_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SRC_PAD (h265parse));
|
|
|
|
if (src_caps) {
|
|
/* use codec data from old caps for comparison; we don't want to resend caps
|
|
if everything is same except codec data; */
|
|
if (gst_structure_has_field (gst_caps_get_structure (src_caps, 0),
|
|
"codec_data")) {
|
|
gst_caps_set_value (caps, "codec_data",
|
|
gst_structure_get_value (gst_caps_get_structure (src_caps, 0),
|
|
"codec_data"));
|
|
} else if (!buf) {
|
|
GstStructure *s;
|
|
/* remove any left-over codec-data hanging around */
|
|
s = gst_caps_get_structure (caps, 0);
|
|
gst_structure_remove_field (s, "codec_data");
|
|
}
|
|
}
|
|
|
|
if (!(src_caps && gst_caps_is_strictly_equal (src_caps, caps))) {
|
|
/* update codec data to new value */
|
|
if (buf) {
|
|
gst_caps_set_simple (caps, "codec_data", GST_TYPE_BUFFER, buf, NULL);
|
|
gst_buffer_replace (&h265parse->codec_data, buf);
|
|
gst_buffer_unref (buf);
|
|
buf = NULL;
|
|
} else {
|
|
GstStructure *s;
|
|
/* remove any left-over codec-data hanging around */
|
|
s = gst_caps_get_structure (caps, 0);
|
|
gst_structure_remove_field (s, "codec_data");
|
|
gst_buffer_replace (&h265parse->codec_data, NULL);
|
|
}
|
|
|
|
gst_pad_set_caps (GST_BASE_PARSE_SRC_PAD (h265parse), caps);
|
|
}
|
|
|
|
if (src_caps)
|
|
gst_caps_unref (src_caps);
|
|
gst_caps_unref (caps);
|
|
}
|
|
|
|
gst_caps_unref (sink_caps);
|
|
if (buf)
|
|
gst_buffer_unref (buf);
|
|
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_h265_parse_parse_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
|
|
{
|
|
GstH265Parse *h265parse;
|
|
GstBuffer *buffer;
|
|
guint av;
|
|
|
|
h265parse = GST_H265_PARSE (parse);
|
|
buffer = frame->buffer;
|
|
|
|
gst_h265_parse_update_src_caps (h265parse, NULL);
|
|
|
|
/* Fixme: Implement timestamp interpolation based on SEI Messagses */
|
|
GST_FIXME_OBJECT (h265parse,
|
|
"Implement timestamp/duration interpolation based on SEI message");
|
|
|
|
if (h265parse->keyframe)
|
|
GST_BUFFER_FLAG_UNSET (buffer, GST_BUFFER_FLAG_DELTA_UNIT);
|
|
else
|
|
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DELTA_UNIT);
|
|
|
|
if (h265parse->discard_bidirectional && h265parse->bidirectional)
|
|
goto discard;
|
|
|
|
|
|
if (h265parse->header)
|
|
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_HEADER);
|
|
else
|
|
GST_BUFFER_FLAG_UNSET (buffer, GST_BUFFER_FLAG_HEADER);
|
|
|
|
if (h265parse->discont) {
|
|
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
|
|
h265parse->discont = FALSE;
|
|
}
|
|
|
|
/* replace with transformed HEVC output if applicable */
|
|
av = gst_adapter_available (h265parse->frame_out);
|
|
if (av) {
|
|
GstBuffer *buf;
|
|
|
|
buf = gst_adapter_take_buffer (h265parse->frame_out, av);
|
|
gst_buffer_copy_into (buf, buffer, GST_BUFFER_COPY_METADATA, 0, -1);
|
|
gst_buffer_replace (&frame->out_buffer, buf);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
done:
|
|
return GST_FLOW_OK;
|
|
|
|
discard:
|
|
GST_DEBUG_OBJECT (h265parse, "Discarding bidirectional frame");
|
|
frame->flags |= GST_BASE_PARSE_FRAME_FLAG_DROP;
|
|
gst_h265_parse_reset_frame (h265parse);
|
|
goto done;
|
|
|
|
}
|
|
|
|
/* sends a codec NAL downstream, decorating and transforming as needed.
|
|
* No ownership is taken of @nal */
|
|
static GstFlowReturn
|
|
gst_h265_parse_push_codec_buffer (GstH265Parse * h265parse, GstBuffer * nal,
|
|
GstClockTime ts)
|
|
{
|
|
GstMapInfo map;
|
|
|
|
gst_buffer_map (nal, &map, GST_MAP_READ);
|
|
nal = gst_h265_parse_wrap_nal (h265parse, h265parse->format,
|
|
map.data, map.size);
|
|
gst_buffer_unmap (nal, &map);
|
|
|
|
GST_BUFFER_TIMESTAMP (nal) = ts;
|
|
GST_BUFFER_DURATION (nal) = 0;
|
|
|
|
return gst_pad_push (GST_BASE_PARSE_SRC_PAD (h265parse), nal);
|
|
}
|
|
|
|
static GstEvent *
|
|
check_pending_key_unit_event (GstEvent * pending_event, GstSegment * segment,
|
|
GstClockTime timestamp, guint flags, GstClockTime pending_key_unit_ts)
|
|
{
|
|
GstClockTime running_time, stream_time;
|
|
gboolean all_headers;
|
|
guint count;
|
|
GstEvent *event = NULL;
|
|
|
|
g_return_val_if_fail (segment != NULL, NULL);
|
|
|
|
if (pending_event == NULL)
|
|
goto out;
|
|
|
|
if (GST_CLOCK_TIME_IS_VALID (pending_key_unit_ts) &&
|
|
timestamp == GST_CLOCK_TIME_NONE)
|
|
goto out;
|
|
|
|
running_time = gst_segment_to_running_time (segment,
|
|
GST_FORMAT_TIME, timestamp);
|
|
|
|
GST_INFO ("now %" GST_TIME_FORMAT " wanted %" GST_TIME_FORMAT,
|
|
GST_TIME_ARGS (running_time), GST_TIME_ARGS (pending_key_unit_ts));
|
|
if (GST_CLOCK_TIME_IS_VALID (pending_key_unit_ts) &&
|
|
running_time < pending_key_unit_ts)
|
|
goto out;
|
|
|
|
if (flags & GST_BUFFER_FLAG_DELTA_UNIT) {
|
|
GST_DEBUG ("pending force key unit, waiting for keyframe");
|
|
goto out;
|
|
}
|
|
|
|
stream_time = gst_segment_to_stream_time (segment,
|
|
GST_FORMAT_TIME, timestamp);
|
|
|
|
if (!gst_video_event_parse_upstream_force_key_unit (pending_event,
|
|
NULL, &all_headers, &count)) {
|
|
gst_video_event_parse_downstream_force_key_unit (pending_event, NULL,
|
|
NULL, NULL, &all_headers, &count);
|
|
}
|
|
|
|
event =
|
|
gst_video_event_new_downstream_force_key_unit (timestamp, stream_time,
|
|
running_time, all_headers, count);
|
|
gst_event_set_seqnum (event, gst_event_get_seqnum (pending_event));
|
|
|
|
out:
|
|
return event;
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_prepare_key_unit (GstH265Parse * parse, GstEvent * event)
|
|
{
|
|
GstClockTime running_time;
|
|
guint count;
|
|
#ifndef GST_DISABLE_GST_DEBUG
|
|
gboolean have_vps, have_sps, have_pps;
|
|
gint i;
|
|
#endif
|
|
|
|
parse->pending_key_unit_ts = GST_CLOCK_TIME_NONE;
|
|
gst_event_replace (&parse->force_key_unit_event, NULL);
|
|
|
|
gst_video_event_parse_downstream_force_key_unit (event,
|
|
NULL, NULL, &running_time, NULL, &count);
|
|
|
|
GST_INFO_OBJECT (parse, "pushing downstream force-key-unit event %d "
|
|
"%" GST_TIME_FORMAT " count %d", gst_event_get_seqnum (event),
|
|
GST_TIME_ARGS (running_time), count);
|
|
gst_pad_push_event (GST_BASE_PARSE_SRC_PAD (parse), event);
|
|
|
|
#ifndef GST_DISABLE_GST_DEBUG
|
|
have_vps = have_sps = have_pps = FALSE;
|
|
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
|
|
if (parse->vps_nals[i] != NULL) {
|
|
have_vps = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
|
|
if (parse->sps_nals[i] != NULL) {
|
|
have_sps = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
|
|
if (parse->pps_nals[i] != NULL) {
|
|
have_pps = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
GST_INFO_OBJECT (parse,
|
|
"preparing key unit, have vps %d have sps %d have pps %d", have_vps,
|
|
have_sps, have_pps);
|
|
#endif
|
|
|
|
/* set push_codec to TRUE so that pre_push_frame sends VPS/SPS/PPS again */
|
|
parse->push_codec = TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_h265_parse_handle_vps_sps_pps_nals (GstH265Parse * h265parse,
|
|
GstBuffer * buffer, GstBaseParseFrame * frame)
|
|
{
|
|
GstBuffer *codec_nal;
|
|
gint i;
|
|
gboolean send_done = FALSE;
|
|
GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer);
|
|
|
|
if (h265parse->have_vps_in_frame && h265parse->have_sps_in_frame
|
|
&& h265parse->have_pps_in_frame) {
|
|
GST_DEBUG_OBJECT (h265parse, "VPS/SPS/PPS exist in frame, will not insert");
|
|
return TRUE;
|
|
}
|
|
|
|
if (h265parse->align == GST_H265_PARSE_ALIGN_NAL) {
|
|
/* send separate config NAL buffers */
|
|
GST_DEBUG_OBJECT (h265parse, "- sending VPS/SPS/PPS");
|
|
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->vps_nals[i])) {
|
|
GST_DEBUG_OBJECT (h265parse, "sending VPS nal");
|
|
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->sps_nals[i])) {
|
|
GST_DEBUG_OBJECT (h265parse, "sending SPS nal");
|
|
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->pps_nals[i])) {
|
|
GST_DEBUG_OBJECT (h265parse, "sending PPS nal");
|
|
gst_h265_parse_push_codec_buffer (h265parse, codec_nal, timestamp);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
} else {
|
|
/* insert config NALs into AU */
|
|
GstByteWriter bw;
|
|
GstBuffer *new_buf;
|
|
const gboolean bs = h265parse->format == GST_H265_PARSE_FORMAT_BYTE;
|
|
const gint nls = 4 - h265parse->nal_length_size;
|
|
gboolean ok;
|
|
|
|
gst_byte_writer_init_with_size (&bw, gst_buffer_get_size (buffer), FALSE);
|
|
ok = gst_byte_writer_put_buffer (&bw, buffer, 0, h265parse->idr_pos);
|
|
GST_DEBUG_OBJECT (h265parse, "- inserting VPS/SPS/PPS");
|
|
for (i = 0; i < GST_H265_MAX_VPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->vps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (codec_nal);
|
|
GST_DEBUG_OBJECT (h265parse, "inserting VPS nal");
|
|
if (bs) {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
|
|
} else {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
|
|
ok &= gst_byte_writer_set_pos (&bw,
|
|
gst_byte_writer_get_pos (&bw) - nls);
|
|
}
|
|
|
|
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_SPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->sps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (codec_nal);
|
|
GST_DEBUG_OBJECT (h265parse, "inserting SPS nal");
|
|
if (bs) {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
|
|
} else {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
|
|
ok &= gst_byte_writer_set_pos (&bw,
|
|
gst_byte_writer_get_pos (&bw) - nls);
|
|
}
|
|
|
|
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
for (i = 0; i < GST_H265_MAX_PPS_COUNT; i++) {
|
|
if ((codec_nal = h265parse->pps_nals[i])) {
|
|
gsize nal_size = gst_buffer_get_size (codec_nal);
|
|
GST_DEBUG_OBJECT (h265parse, "inserting PPS nal");
|
|
if (bs) {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, 1);
|
|
} else {
|
|
ok &= gst_byte_writer_put_uint32_be (&bw, (nal_size << (nls * 8)));
|
|
ok &= gst_byte_writer_set_pos (&bw,
|
|
gst_byte_writer_get_pos (&bw) - nls);
|
|
}
|
|
ok &= gst_byte_writer_put_buffer (&bw, codec_nal, 0, nal_size);
|
|
send_done = TRUE;
|
|
}
|
|
}
|
|
ok &= gst_byte_writer_put_buffer (&bw, buffer, h265parse->idr_pos, -1);
|
|
/* collect result and push */
|
|
new_buf = gst_byte_writer_reset_and_get_buffer (&bw);
|
|
gst_buffer_copy_into (new_buf, buffer, GST_BUFFER_COPY_METADATA, 0, -1);
|
|
/* should already be keyframe/IDR, but it may not have been,
|
|
* so mark it as such to avoid being discarded by picky decoder */
|
|
GST_BUFFER_FLAG_UNSET (new_buf, GST_BUFFER_FLAG_DELTA_UNIT);
|
|
gst_buffer_replace (&frame->out_buffer, new_buf);
|
|
gst_buffer_unref (new_buf);
|
|
/* some result checking seems to make some compilers happy */
|
|
if (G_UNLIKELY (!ok)) {
|
|
GST_ERROR_OBJECT (h265parse, "failed to insert SPS/PPS");
|
|
}
|
|
}
|
|
|
|
return send_done;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_h265_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
|
|
{
|
|
GstH265Parse *h265parse;
|
|
GstBuffer *buffer;
|
|
GstEvent *event;
|
|
GstBuffer *parse_buffer = NULL;
|
|
|
|
h265parse = GST_H265_PARSE (parse);
|
|
|
|
if (!h265parse->sent_codec_tag) {
|
|
GstTagList *taglist;
|
|
GstCaps *caps;
|
|
|
|
/* codec tag */
|
|
caps = gst_pad_get_current_caps (GST_BASE_PARSE_SRC_PAD (parse));
|
|
if (G_UNLIKELY (caps == NULL)) {
|
|
if (GST_PAD_IS_FLUSHING (GST_BASE_PARSE_SRC_PAD (parse))) {
|
|
GST_INFO_OBJECT (parse, "Src pad is flushing");
|
|
return GST_FLOW_FLUSHING;
|
|
} else {
|
|
GST_INFO_OBJECT (parse, "Src pad is not negotiated!");
|
|
return GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
}
|
|
|
|
taglist = gst_tag_list_new_empty ();
|
|
gst_pb_utils_add_codec_description_to_tag_list (taglist,
|
|
GST_TAG_VIDEO_CODEC, caps);
|
|
gst_caps_unref (caps);
|
|
|
|
gst_base_parse_merge_tags (parse, taglist, GST_TAG_MERGE_REPLACE);
|
|
gst_tag_list_unref (taglist);
|
|
|
|
/* also signals the end of first-frame processing */
|
|
h265parse->sent_codec_tag = TRUE;
|
|
}
|
|
|
|
buffer = frame->buffer;
|
|
|
|
if ((event = check_pending_key_unit_event (h265parse->force_key_unit_event,
|
|
&parse->segment, GST_BUFFER_TIMESTAMP (buffer),
|
|
GST_BUFFER_FLAGS (buffer), h265parse->pending_key_unit_ts))) {
|
|
gst_h265_parse_prepare_key_unit (h265parse, event);
|
|
}
|
|
|
|
/* periodic VPS/SPS/PPS sending */
|
|
if (h265parse->interval > 0 || h265parse->push_codec) {
|
|
GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer);
|
|
guint64 diff;
|
|
gboolean initial_frame = FALSE;
|
|
|
|
/* init */
|
|
if (!GST_CLOCK_TIME_IS_VALID (h265parse->last_report)) {
|
|
h265parse->last_report = timestamp;
|
|
initial_frame = TRUE;
|
|
}
|
|
|
|
if (h265parse->idr_pos >= 0) {
|
|
GST_LOG_OBJECT (h265parse, "IDR nal at offset %d", h265parse->idr_pos);
|
|
|
|
if (timestamp > h265parse->last_report)
|
|
diff = timestamp - h265parse->last_report;
|
|
else
|
|
diff = 0;
|
|
|
|
GST_LOG_OBJECT (h265parse,
|
|
"now %" GST_TIME_FORMAT ", last VPS/SPS/PPS %" GST_TIME_FORMAT,
|
|
GST_TIME_ARGS (timestamp), GST_TIME_ARGS (h265parse->last_report));
|
|
|
|
GST_DEBUG_OBJECT (h265parse,
|
|
"interval since last VPS/SPS/PPS %" GST_TIME_FORMAT,
|
|
GST_TIME_ARGS (diff));
|
|
|
|
if (GST_TIME_AS_SECONDS (diff) >= h265parse->interval ||
|
|
initial_frame || h265parse->push_codec) {
|
|
GstClockTime new_ts;
|
|
|
|
/* avoid overwriting a perfectly fine timestamp */
|
|
new_ts = GST_CLOCK_TIME_IS_VALID (timestamp) ? timestamp :
|
|
h265parse->last_report;
|
|
|
|
if (gst_h265_parse_handle_vps_sps_pps_nals (h265parse, buffer, frame)) {
|
|
h265parse->last_report = new_ts;
|
|
}
|
|
}
|
|
|
|
/* we pushed whatever we had */
|
|
h265parse->push_codec = FALSE;
|
|
h265parse->have_vps = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
h265parse->state &= GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS;
|
|
}
|
|
} else if (h265parse->interval == -1) {
|
|
if (h265parse->idr_pos >= 0) {
|
|
GST_LOG_OBJECT (h265parse, "IDR nal at offset %d", h265parse->idr_pos);
|
|
|
|
gst_h265_parse_handle_vps_sps_pps_nals (h265parse, buffer, frame);
|
|
|
|
/* we pushed whatever we had */
|
|
h265parse->push_codec = FALSE;
|
|
h265parse->have_vps = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
h265parse->state &= GST_H265_PARSE_STATE_VALID_PICTURE_HEADERS;
|
|
}
|
|
}
|
|
|
|
{
|
|
guint i = 0;
|
|
|
|
for (i = 0; i < h265parse->time_code.num_clock_ts; i++) {
|
|
gint field_count = -1;
|
|
guint n_frames;
|
|
GstVideoTimeCodeFlags flags = 0;
|
|
|
|
if (!h265parse->time_code.clock_timestamp_flag[i])
|
|
break;
|
|
|
|
h265parse->time_code.clock_timestamp_flag[i] = 0;
|
|
|
|
/* Table D.2 */
|
|
switch (h265parse->sei_pic_struct) {
|
|
case GST_H265_SEI_PIC_STRUCT_FRAME:
|
|
case GST_H265_SEI_PIC_STRUCT_TOP_FIELD:
|
|
case GST_H265_SEI_PIC_STRUCT_BOTTOM_FIELD:
|
|
field_count = h265parse->sei_pic_struct;
|
|
break;
|
|
case GST_H265_SEI_PIC_STRUCT_TOP_BOTTOM:
|
|
case GST_H265_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM:
|
|
case GST_H265_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM:
|
|
field_count = i + 1;
|
|
break;
|
|
case GST_H265_SEI_PIC_STRUCT_BOTTOM_TOP:
|
|
case GST_H265_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP:
|
|
case GST_H265_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP:
|
|
field_count = 2 - i;
|
|
break;
|
|
case GST_H265_SEI_PIC_STRUCT_TOP_BOTTOM_TOP:
|
|
field_count = i % 2 ? 2 : 1;
|
|
break;
|
|
case GST_H265_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM:
|
|
field_count = i % 2 ? 1 : 2;
|
|
break;
|
|
case GST_H265_SEI_PIC_STRUCT_FRAME_DOUBLING:
|
|
case GST_H265_SEI_PIC_STRUCT_FRAME_TRIPLING:
|
|
field_count = 0;
|
|
break;
|
|
}
|
|
|
|
if (field_count == -1) {
|
|
GST_WARNING_OBJECT (parse,
|
|
"failed to determine field count for timecode");
|
|
field_count = 0;
|
|
}
|
|
|
|
/* Dropping of the two lowest (value 0 and 1) n_frames[ i ] counts when
|
|
* seconds_value[ i ] is equal to 0 and minutes_value[ i ] is not an integer
|
|
* multiple of 10 */
|
|
if (h265parse->time_code.counting_type[i] == 4)
|
|
flags |= GST_VIDEO_TIME_CODE_FLAGS_DROP_FRAME;
|
|
|
|
if (h265parse->sei_pic_struct != GST_H265_SEI_PIC_STRUCT_FRAME)
|
|
flags |= GST_VIDEO_TIME_CODE_FLAGS_INTERLACED;
|
|
|
|
n_frames =
|
|
gst_util_uint64_scale_int (h265parse->time_code.n_frames[i], 1,
|
|
2 - h265parse->time_code.units_field_based_flag[i]);
|
|
|
|
gst_buffer_add_video_time_code_meta_full (buffer,
|
|
h265parse->parsed_fps_n,
|
|
h265parse->parsed_fps_d,
|
|
NULL,
|
|
flags,
|
|
h265parse->time_code.hours_flag[i] ? h265parse->time_code.
|
|
hours_value[i] : 0,
|
|
h265parse->time_code.minutes_flag[i] ? h265parse->time_code.
|
|
minutes_value[i] : 0,
|
|
h265parse->time_code.seconds_flag[i] ? h265parse->time_code.
|
|
seconds_value[i] : 0, n_frames, field_count);
|
|
}
|
|
}
|
|
|
|
if (frame->out_buffer) {
|
|
parse_buffer = frame->out_buffer =
|
|
gst_buffer_make_writable (frame->out_buffer);
|
|
} else {
|
|
parse_buffer = frame->buffer = gst_buffer_make_writable (frame->buffer);
|
|
}
|
|
|
|
if (h265parse->sei_pic_struct != GST_H265_SEI_PIC_STRUCT_FRAME) {
|
|
GST_BUFFER_FLAG_SET (parse_buffer, GST_VIDEO_BUFFER_FLAG_INTERLACED);
|
|
if (h265parse->sei_pic_struct == GST_H265_SEI_PIC_STRUCT_TOP_FIELD)
|
|
GST_BUFFER_FLAG_SET (parse_buffer, GST_VIDEO_BUFFER_FLAG_TFF);
|
|
}
|
|
|
|
gst_video_push_user_data ((GstElement *) h265parse, &h265parse->user_data,
|
|
parse_buffer);
|
|
|
|
gst_h265_parse_reset_frame (h265parse);
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static gboolean
|
|
gst_h265_parse_set_caps (GstBaseParse * parse, GstCaps * caps)
|
|
{
|
|
GstH265Parse *h265parse;
|
|
GstStructure *str;
|
|
const GValue *value;
|
|
GstBuffer *codec_data = NULL;
|
|
gsize off, size;
|
|
guint format, align;
|
|
guint num_nals, i, j;
|
|
GstH265NalUnit nalu;
|
|
GstH265ParserResult parseres;
|
|
GstCaps *old_caps;
|
|
|
|
h265parse = GST_H265_PARSE (parse);
|
|
|
|
/* reset */
|
|
h265parse->push_codec = FALSE;
|
|
|
|
old_caps = gst_pad_get_current_caps (GST_BASE_PARSE_SINK_PAD (parse));
|
|
if (old_caps) {
|
|
if (!gst_caps_is_equal (old_caps, caps))
|
|
gst_h265_parse_reset_stream_info (h265parse);
|
|
gst_caps_unref (old_caps);
|
|
}
|
|
|
|
str = gst_caps_get_structure (caps, 0);
|
|
|
|
/* accept upstream info if provided */
|
|
gst_structure_get_int (str, "width", &h265parse->width);
|
|
gst_structure_get_int (str, "height", &h265parse->height);
|
|
gst_structure_get_fraction (str, "framerate", &h265parse->fps_num,
|
|
&h265parse->fps_den);
|
|
gst_structure_get_fraction (str, "pixel-aspect-ratio",
|
|
&h265parse->upstream_par_n, &h265parse->upstream_par_d);
|
|
|
|
/* get upstream format and align from caps */
|
|
gst_h265_parse_format_from_caps (caps, &format, &align);
|
|
|
|
/* packetized video has a codec_data */
|
|
if (format != GST_H265_PARSE_FORMAT_BYTE &&
|
|
(value = gst_structure_get_value (str, "codec_data"))) {
|
|
GstMapInfo map;
|
|
guint8 *data;
|
|
guint num_nal_arrays;
|
|
|
|
GST_DEBUG_OBJECT (h265parse, "have packetized h265");
|
|
/* make note for optional split processing */
|
|
h265parse->packetized = TRUE;
|
|
|
|
codec_data = gst_value_get_buffer (value);
|
|
if (!codec_data)
|
|
goto wrong_type;
|
|
gst_buffer_map (codec_data, &map, GST_MAP_READ);
|
|
data = map.data;
|
|
size = map.size;
|
|
|
|
/* parse the hvcC data */
|
|
if (size < 23) {
|
|
gst_buffer_unmap (codec_data, &map);
|
|
goto hvcc_too_small;
|
|
}
|
|
/* parse the version, this must be one but
|
|
* is zero until the spec is finalized */
|
|
if (data[0] != 0 && data[0] != 1) {
|
|
gst_buffer_unmap (codec_data, &map);
|
|
goto wrong_version;
|
|
}
|
|
|
|
h265parse->nal_length_size = (data[21] & 0x03) + 1;
|
|
GST_DEBUG_OBJECT (h265parse, "nal length size %u",
|
|
h265parse->nal_length_size);
|
|
|
|
num_nal_arrays = data[22];
|
|
off = 23;
|
|
|
|
for (i = 0; i < num_nal_arrays; i++) {
|
|
if (off + 3 >= size) {
|
|
gst_buffer_unmap (codec_data, &map);
|
|
goto hvcc_too_small;
|
|
}
|
|
|
|
num_nals = GST_READ_UINT16_BE (data + off + 1);
|
|
off += 3;
|
|
for (j = 0; j < num_nals; j++) {
|
|
parseres = gst_h265_parser_identify_nalu_hevc (h265parse->nalparser,
|
|
data, off, size, 2, &nalu);
|
|
|
|
if (parseres != GST_H265_PARSER_OK) {
|
|
gst_buffer_unmap (codec_data, &map);
|
|
goto hvcc_too_small;
|
|
}
|
|
|
|
gst_h265_parse_process_nal (h265parse, &nalu);
|
|
off = nalu.offset + nalu.size;
|
|
}
|
|
}
|
|
gst_buffer_unmap (codec_data, &map);
|
|
|
|
/* don't confuse codec_data with inband vps/sps/pps */
|
|
h265parse->have_vps_in_frame = FALSE;
|
|
h265parse->have_sps_in_frame = FALSE;
|
|
h265parse->have_pps_in_frame = FALSE;
|
|
} else {
|
|
GST_DEBUG_OBJECT (h265parse, "have bytestream h265");
|
|
/* nothing to pre-process */
|
|
h265parse->packetized = FALSE;
|
|
/* we have 4 sync bytes */
|
|
h265parse->nal_length_size = 4;
|
|
|
|
if (format == GST_H265_PARSE_FORMAT_NONE) {
|
|
format = GST_H265_PARSE_FORMAT_BYTE;
|
|
align = GST_H265_PARSE_ALIGN_AU;
|
|
}
|
|
}
|
|
|
|
{
|
|
GstCaps *in_caps;
|
|
|
|
/* prefer input type determined above */
|
|
in_caps = gst_caps_new_simple ("video/x-h265",
|
|
"parsed", G_TYPE_BOOLEAN, TRUE,
|
|
"stream-format", G_TYPE_STRING,
|
|
gst_h265_parse_get_string (h265parse, TRUE, format),
|
|
"alignment", G_TYPE_STRING,
|
|
gst_h265_parse_get_string (h265parse, FALSE, align), NULL);
|
|
/* negotiate with downstream, sets ->format and ->align */
|
|
gst_h265_parse_negotiate (h265parse, format, in_caps);
|
|
gst_caps_unref (in_caps);
|
|
}
|
|
|
|
if (format == h265parse->format && align == h265parse->align) {
|
|
/* do not set CAPS and passthrough mode if SPS/PPS have not been parsed */
|
|
if (h265parse->have_sps && h265parse->have_pps) {
|
|
gst_base_parse_set_passthrough (parse, TRUE);
|
|
|
|
/* we did parse codec-data and might supplement src caps */
|
|
gst_h265_parse_update_src_caps (h265parse, caps);
|
|
}
|
|
} else if (format == GST_H265_PARSE_FORMAT_HVC1
|
|
|| format == GST_H265_PARSE_FORMAT_HEV1) {
|
|
/* if input != output, and input is hevc, must split before anything else */
|
|
/* arrange to insert codec-data in-stream if needed.
|
|
* src caps are only arranged for later on */
|
|
h265parse->push_codec = TRUE;
|
|
h265parse->have_vps = FALSE;
|
|
h265parse->have_sps = FALSE;
|
|
h265parse->have_pps = FALSE;
|
|
if (h265parse->align == GST_H265_PARSE_ALIGN_NAL)
|
|
h265parse->split_packetized = TRUE;
|
|
h265parse->packetized = TRUE;
|
|
}
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
hvcc_too_small:
|
|
{
|
|
GST_DEBUG_OBJECT (h265parse, "hvcC size %" G_GSIZE_FORMAT " < 23", size);
|
|
goto refuse_caps;
|
|
}
|
|
wrong_version:
|
|
{
|
|
GST_DEBUG_OBJECT (h265parse, "wrong hvcC version");
|
|
goto refuse_caps;
|
|
}
|
|
wrong_type:
|
|
{
|
|
GST_DEBUG_OBJECT (h265parse, "wrong codec-data type");
|
|
goto refuse_caps;
|
|
}
|
|
refuse_caps:
|
|
{
|
|
GST_WARNING_OBJECT (h265parse, "refused caps %" GST_PTR_FORMAT, caps);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static void
|
|
remove_fields (GstCaps * caps, gboolean all)
|
|
{
|
|
guint i, n;
|
|
|
|
n = gst_caps_get_size (caps);
|
|
for (i = 0; i < n; i++) {
|
|
GstStructure *s = gst_caps_get_structure (caps, i);
|
|
|
|
if (all) {
|
|
gst_structure_remove_field (s, "alignment");
|
|
gst_structure_remove_field (s, "stream-format");
|
|
}
|
|
gst_structure_remove_field (s, "parsed");
|
|
}
|
|
}
|
|
|
|
static GstCaps *
|
|
gst_h265_parse_get_caps (GstBaseParse * parse, GstCaps * filter)
|
|
{
|
|
GstCaps *peercaps, *templ;
|
|
GstCaps *res, *tmp, *pcopy;
|
|
|
|
templ = gst_pad_get_pad_template_caps (GST_BASE_PARSE_SINK_PAD (parse));
|
|
if (filter) {
|
|
GstCaps *fcopy = gst_caps_copy (filter);
|
|
/* Remove the fields we convert */
|
|
remove_fields (fcopy, TRUE);
|
|
peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), fcopy);
|
|
gst_caps_unref (fcopy);
|
|
} else
|
|
peercaps = gst_pad_peer_query_caps (GST_BASE_PARSE_SRC_PAD (parse), NULL);
|
|
|
|
pcopy = gst_caps_copy (peercaps);
|
|
remove_fields (pcopy, TRUE);
|
|
|
|
res = gst_caps_intersect_full (pcopy, templ, GST_CAPS_INTERSECT_FIRST);
|
|
gst_caps_unref (pcopy);
|
|
gst_caps_unref (templ);
|
|
|
|
if (filter) {
|
|
GstCaps *tmp = gst_caps_intersect_full (res, filter,
|
|
GST_CAPS_INTERSECT_FIRST);
|
|
gst_caps_unref (res);
|
|
res = tmp;
|
|
}
|
|
|
|
/* Try if we can put the downstream caps first */
|
|
pcopy = gst_caps_copy (peercaps);
|
|
remove_fields (pcopy, FALSE);
|
|
tmp = gst_caps_intersect_full (pcopy, res, GST_CAPS_INTERSECT_FIRST);
|
|
gst_caps_unref (pcopy);
|
|
if (!gst_caps_is_empty (tmp))
|
|
res = gst_caps_merge (tmp, res);
|
|
else
|
|
gst_caps_unref (tmp);
|
|
|
|
gst_caps_unref (peercaps);
|
|
return res;
|
|
}
|
|
|
|
static gboolean
|
|
gst_h265_parse_event (GstBaseParse * parse, GstEvent * event)
|
|
{
|
|
gboolean res;
|
|
GstH265Parse *h265parse = GST_H265_PARSE (parse);
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_CUSTOM_DOWNSTREAM:
|
|
{
|
|
GstClockTime timestamp, stream_time, running_time;
|
|
gboolean all_headers;
|
|
guint count;
|
|
|
|
if (gst_video_event_is_force_key_unit (event)) {
|
|
gst_video_event_parse_downstream_force_key_unit (event,
|
|
×tamp, &stream_time, &running_time, &all_headers, &count);
|
|
|
|
GST_INFO_OBJECT (h265parse, "received downstream force key unit event, "
|
|
"seqnum %d running_time %" GST_TIME_FORMAT
|
|
" all_headers %d count %d", gst_event_get_seqnum (event),
|
|
GST_TIME_ARGS (running_time), all_headers, count);
|
|
if (h265parse->force_key_unit_event) {
|
|
GST_INFO_OBJECT (h265parse, "ignoring force key unit event "
|
|
"as one is already queued");
|
|
} else {
|
|
h265parse->pending_key_unit_ts = running_time;
|
|
gst_event_replace (&h265parse->force_key_unit_event, event);
|
|
}
|
|
gst_event_unref (event);
|
|
res = TRUE;
|
|
} else {
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->sink_event (parse, event);
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
case GST_EVENT_FLUSH_STOP:
|
|
h265parse->push_codec = TRUE;
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->sink_event (parse, event);
|
|
break;
|
|
case GST_EVENT_SEGMENT:
|
|
{
|
|
const GstSegment *segment = NULL;
|
|
|
|
gst_event_parse_segment (event, &segment);
|
|
|
|
h265parse->last_report = GST_CLOCK_TIME_NONE;
|
|
|
|
if (segment->flags & GST_SEEK_FLAG_TRICKMODE_FORWARD_PREDICTED) {
|
|
GST_DEBUG_OBJECT (h265parse, "Will discard bidirectional frames");
|
|
h265parse->discard_bidirectional = TRUE;
|
|
}
|
|
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->sink_event (parse, event);
|
|
break;
|
|
}
|
|
default:
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->sink_event (parse, event);
|
|
break;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static gboolean
|
|
gst_h265_parse_src_event (GstBaseParse * parse, GstEvent * event)
|
|
{
|
|
gboolean res;
|
|
GstH265Parse *h265parse = GST_H265_PARSE (parse);
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_CUSTOM_UPSTREAM:
|
|
{
|
|
GstClockTime running_time;
|
|
gboolean all_headers;
|
|
guint count;
|
|
|
|
if (gst_video_event_is_force_key_unit (event)) {
|
|
gst_video_event_parse_upstream_force_key_unit (event,
|
|
&running_time, &all_headers, &count);
|
|
|
|
GST_INFO_OBJECT (h265parse, "received upstream force-key-unit event, "
|
|
"seqnum %d running_time %" GST_TIME_FORMAT
|
|
" all_headers %d count %d", gst_event_get_seqnum (event),
|
|
GST_TIME_ARGS (running_time), all_headers, count);
|
|
|
|
if (all_headers) {
|
|
h265parse->pending_key_unit_ts = running_time;
|
|
gst_event_replace (&h265parse->force_key_unit_event, event);
|
|
}
|
|
}
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->src_event (parse, event);
|
|
break;
|
|
}
|
|
default:
|
|
res = GST_BASE_PARSE_CLASS (parent_class)->src_event (parse, event);
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_set_property (GObject * object, guint prop_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstH265Parse *parse;
|
|
parse = GST_H265_PARSE (object);
|
|
|
|
switch (prop_id) {
|
|
case PROP_CONFIG_INTERVAL:
|
|
parse->interval = g_value_get_int (value);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_h265_parse_get_property (GObject * object, guint prop_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstH265Parse *parse;
|
|
parse = GST_H265_PARSE (object);
|
|
|
|
switch (prop_id) {
|
|
case PROP_CONFIG_INTERVAL:
|
|
g_value_set_int (value, parse->interval);
|
|
break;
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|