/* GStreamer * * Copyright (C) 2019 Collabora Ltd. * Author: Stéphane Cerveau * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library (COPYING); if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #ifndef __GST_MPDCLIENT_H__ #define __GST_MPDCLIENT_H__ #include "gstmpdparser.h" G_BEGIN_DECLS #define GST_TYPE_MPD_CLIENT gst_mpd_client_get_type () G_DECLARE_FINAL_TYPE (GstMPDClient, gst_mpd_client, GST, MPD_CLIENT, GstObject) struct _GstMPDClient { GstObject parent_instance; GstMPDRootNode *mpd_root_node; /* mpd root node */ GList *periods; /* list of GstStreamPeriod */ guint period_idx; /* index of current Period */ GList *active_streams; /* list of GstActiveStream */ guint update_failed_count; gchar *mpd_uri; /* manifest file URI */ gchar *mpd_base_uri; /* base URI for resolving relative URIs. * this will be different for redirects */ /* profiles */ gboolean profile_isoff_ondemand; GstUriDownloader * downloader; }; /* Basic initialization/deinitialization functions */ GstMPDClient *gst_mpd_client_new (void); GstMPDClient *gst_mpd_client_new_static (void); void gst_mpd_client_active_streams_free (GstMPDClient * client); void gst_mpd_client_free (GstMPDClient * client); /* main mpd parsing methods from xml data */ gboolean gst_mpd_client_parse (GstMPDClient * client, const gchar * data, gint size); /* xml generator */ gboolean gst_mpd_client_get_xml_content (GstMPDClient * client, gchar ** data, gint * size); void gst_mpd_client_set_uri_downloader (GstMPDClient * client, GstUriDownloader * download); void gst_mpd_client_check_profiles (GstMPDClient * client); void gst_mpd_client_fetch_on_load_external_resources (GstMPDClient * client); /* Streaming management */ gboolean gst_mpd_client_setup_media_presentation (GstMPDClient *client, GstClockTime time, gint period_index, const gchar *period_id); gboolean gst_mpd_client_setup_streaming (GstMPDClient * client, GstMPDAdaptationSetNode * adapt_set); gboolean gst_mpd_client_setup_representation (GstMPDClient *client, GstActiveStream *stream, GstMPDRepresentationNode *representation); GstClockTime gst_mpd_client_get_next_fragment_duration (GstMPDClient * client, GstActiveStream * stream); GstClockTime gst_mpd_client_get_media_presentation_duration (GstMPDClient *client); GstClockTime gst_mpd_client_get_maximum_segment_duration (GstMPDClient * client); gboolean gst_mpd_client_get_last_fragment_timestamp_end (GstMPDClient * client, guint stream_idx, GstClockTime * ts); gboolean gst_mpd_client_get_next_fragment_timestamp (GstMPDClient * client, guint stream_idx, GstClockTime * ts); gboolean gst_mpd_client_get_next_fragment (GstMPDClient *client, guint indexStream, GstMediaFragmentInfo * fragment); gboolean gst_mpd_client_get_next_header (GstMPDClient *client, gchar **uri, guint stream_idx, gint64 * range_start, gint64 * range_end); gboolean gst_mpd_client_get_next_header_index (GstMPDClient *client, gchar **uri, guint stream_idx, gint64 * range_start, gint64 * range_end); gboolean gst_mpd_client_is_live (GstMPDClient * client); gboolean gst_mpd_client_stream_seek (GstMPDClient * client, GstActiveStream * stream, gboolean forward, GstSeekFlags flags, GstClockTime ts, GstClockTime * final_ts); gboolean gst_mpd_client_seek_to_time (GstMPDClient * client, GDateTime * time); GstClockTime gst_mpd_client_get_stream_presentation_offset (GstMPDClient *client, guint stream_idx); gchar** gst_mpd_client_get_utc_timing_sources (GstMPDClient *client, guint methods, GstMPDUTCTimingType *selected_method); GstClockTime gst_mpd_client_get_period_start_time (GstMPDClient *client); /* Period selection */ guint gst_mpd_client_get_period_index_at_time (GstMPDClient * client, GstDateTime * time); gboolean gst_mpd_client_set_period_index (GstMPDClient *client, guint period_idx); gboolean gst_mpd_client_set_period_id (GstMPDClient *client, const gchar * period_id); guint gst_mpd_client_get_period_index (GstMPDClient *client); const gchar *gst_mpd_client_get_period_id (GstMPDClient *client); gboolean gst_mpd_client_has_next_period (GstMPDClient *client); gboolean gst_mpd_client_has_previous_period (GstMPDClient * client); /* Representation selection */ gint gst_mpd_client_get_rep_idx_with_max_bandwidth (GList *Representations, gint64 max_bandwidth, gint max_video_width, gint max_video_height, gint max_video_framerate_n, gint max_video_framerate_d); gint gst_mpd_client_get_rep_idx_with_min_bandwidth (GList * Representations); GstMPDRepresentationNode* gst_mpd_client_get_representation_with_id (GList * representations, gchar * rep_id); GstDateTime * gst_mpd_client_get_availability_start_time (GstMPDClient * client); /* URL management */ const gchar *gst_mpd_client_get_baseURL (GstMPDClient *client, guint indexStream); gchar *gst_mpd_client_parse_baseURL (GstMPDClient * client, GstActiveStream * stream, gchar ** query); /* Active stream */ guint gst_mpd_client_get_nb_active_stream (GstMPDClient *client); GstActiveStream *gst_mpd_client_get_active_stream_by_index (GstMPDClient *client, guint stream_idx); gboolean gst_mpd_client_active_stream_contains_subtitles (GstActiveStream * stream); /* AdaptationSet */ guint gst_mpd_client_get_nb_adaptationSet (GstMPDClient *client); GList * gst_mpd_client_get_adaptation_sets (GstMPDClient * client); /* Segment */ gboolean gst_mpd_client_has_next_segment (GstMPDClient * client, GstActiveStream * stream, gboolean forward); GstFlowReturn gst_mpd_client_advance_segment (GstMPDClient * client, GstActiveStream * stream, gboolean forward); void gst_mpd_client_seek_to_first_segment (GstMPDClient * client); GstDateTime *gst_mpd_client_get_next_segment_availability_start_time (GstMPDClient * client, GstActiveStream * stream); /* Get audio/video stream parameters (caps, width, height, rate, number of channels) */ GstCaps * gst_mpd_client_get_stream_caps (GstActiveStream * stream); gboolean gst_mpd_client_get_bitstream_switching_flag (GstActiveStream * stream); guint gst_mpd_client_get_video_stream_width (GstActiveStream * stream); guint gst_mpd_client_get_video_stream_height (GstActiveStream * stream); gboolean gst_mpd_client_get_video_stream_framerate (GstActiveStream * stream, gint * fps_num, gint * fps_den); guint gst_mpd_client_get_audio_stream_rate (GstActiveStream * stream); guint gst_mpd_client_get_audio_stream_num_channels (GstActiveStream * stream); /* Support multi language */ guint gst_mpd_client_get_list_and_nb_of_audio_language (GstMPDClient *client, GList **lang); gint64 gst_mpd_client_calculate_time_difference (const GstDateTime * t1, const GstDateTime * t2); GstDateTime *gst_mpd_client_add_time_difference (GstDateTime * t1, gint64 usecs); gint64 gst_mpd_client_parse_default_presentation_delay(GstMPDClient * client, const gchar * default_presentation_delay); /* profiles */ gboolean gst_mpd_client_has_isoff_ondemand_profile (GstMPDClient *client); /* add/set node methods */ gboolean gst_mpd_client_set_root_node (GstMPDClient * client, const gchar * property_name, ...); gchar * gst_mpd_client_set_period_node (GstMPDClient * client, gchar * period_id, const gchar * property_name, ...); guint gst_mpd_client_set_adaptation_set_node (GstMPDClient * client, gchar * period_id, guint adap_set_id, const gchar * property_name, ...); gchar * gst_mpd_client_set_representation_node (GstMPDClient * client, gchar * period_id, guint adap_set_id, gchar * rep_id, const gchar * property_name, ...); gboolean gst_mpd_client_set_segment_list (GstMPDClient * client, gchar * period_id, guint adap_set_id, gchar * rep_id, const gchar * property_name, ...); gboolean gst_mpd_client_set_segment_template (GstMPDClient * client, gchar * period_id, guint adap_set_id, gchar * rep_id, const gchar * property_name, ...); /* create a new node */ gboolean gst_mpd_client_add_baseurl_node (GstMPDClient * client, const gchar * property_name, ...); gboolean gst_mpd_client_add_segment_url (GstMPDClient * client, gchar * period_id, guint adap_set_id, gchar * rep_id, const gchar * property_name, ...); G_END_DECLS #endif /* __GST_MPDCLIENT_H__ */