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111 lines
4.1 KiB
C
111 lines
4.1 KiB
C
/* GStreamer
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* Copyright (C) 2010 Marc-Andre Lureau <marcandre.lureau@gmail.com>
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* Copyright (C) 2010 Andoni Morales Alastruey <ylatuya@gmail.com>
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*
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* m3u8.h:
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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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#ifndef __M3U8_H__
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#define __M3U8_H__
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#include <glib.h>
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G_BEGIN_DECLS typedef struct _GstM3U8 GstM3U8;
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typedef struct _GstM3U8MediaFile GstM3U8MediaFile;
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typedef struct _GstM3U8Client GstM3U8Client;
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#define GST_M3U8(m) ((GstM3U8*)m)
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#define GST_M3U8_MEDIA_FILE(f) ((GstM3U8MediaFile*)f)
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#define GST_M3U8_CLIENT_LOCK(c) g_mutex_lock (&c->lock);
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#define GST_M3U8_CLIENT_UNLOCK(c) g_mutex_unlock (&c->lock);
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struct _GstM3U8
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{
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gchar *uri; /* actually downloaded URI */
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gchar *base_uri; /* URI to use as base for resolving relative URIs.
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* This will be different to uri in case of redirects */
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gboolean endlist; /* if ENDLIST has been reached */
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gint version; /* last EXT-X-VERSION */
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GstClockTime targetduration; /* last EXT-X-TARGETDURATION */
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gboolean allowcache; /* last EXT-X-ALLOWCACHE */
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gchar *key;
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gint bandwidth;
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gint program_id;
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gchar *codecs;
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gint width;
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gint height;
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gboolean iframe;
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GList *files;
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/*< private > */
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gchar *last_data;
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GList *lists; /* list of GstM3U8 from the main playlist */
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GList *iframe_lists; /* I-frame lists from the main playlist */
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GList *current_variant; /* Current variant playlist used */
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GstM3U8 *parent; /* main playlist (if any) */
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gint64 mediasequence; /* EXT-X-MEDIA-SEQUENCE & increased with new media file */
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};
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struct _GstM3U8MediaFile
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{
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gchar *title;
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GstClockTime duration;
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gchar *uri;
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gint64 sequence; /* the sequence nb of this file */
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gboolean discont; /* this file marks a discontinuity */
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gchar *key;
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guint8 iv[16];
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gint64 offset, size;
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};
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struct _GstM3U8Client
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{
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GstM3U8 *main; /* main playlist */
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GstM3U8 *current;
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guint update_failed_count;
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gint64 sequence; /* the next sequence for this client */
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GstClockTime sequence_position; /* position of this sequence */
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GMutex lock;
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};
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GstM3U8Client *gst_m3u8_client_new (const gchar * uri, const gchar * base_uri);
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void gst_m3u8_client_free (GstM3U8Client * client);
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gboolean gst_m3u8_client_update (GstM3U8Client * client, gchar * data);
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void gst_m3u8_client_set_current (GstM3U8Client * client, GstM3U8 * m3u8);
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gboolean gst_m3u8_client_get_next_fragment (GstM3U8Client * client,
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gboolean * discontinuity, const gchar ** uri, GstClockTime * duration,
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GstClockTime * timestamp, gint64 * range_start, gint64 * range_end,
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const gchar ** key, const guint8 ** iv, gboolean forward);
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void gst_m3u8_client_advance_fragment (GstM3U8Client * client, gboolean forward);
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GstClockTime gst_m3u8_client_get_duration (GstM3U8Client * client);
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GstClockTime gst_m3u8_client_get_target_duration (GstM3U8Client * client);
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const gchar *gst_m3u8_client_get_uri(GstM3U8Client * client);
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const gchar *gst_m3u8_client_get_current_uri(GstM3U8Client * client);
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gboolean gst_m3u8_client_has_variant_playlist(GstM3U8Client * client);
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gboolean gst_m3u8_client_is_live(GstM3U8Client * client);
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GList * gst_m3u8_client_get_playlist_for_bitrate (GstM3U8Client * client,
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guint bitrate);
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guint64 gst_m3u8_client_get_current_fragment_duration (GstM3U8Client * client);
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G_END_DECLS
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#endif /* __M3U8_H__ */
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