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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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e4b68a3658
Use a consistent type for the serialno to avoid problems when comparing between signed and unsigned variants. Fixes #607926
96 lines
2.8 KiB
C
96 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) 2009 David Schleef <ds@schleef.org>
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*
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* gstoggstream.h: header for GstOggStream
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_OGG_STREAM_H__
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#define __GST_OGG_STREAM_H__
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#include <ogg/ogg.h>
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef struct _GstOggStream GstOggStream;
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struct _GstOggStream
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{
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ogg_stream_state stream;
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glong serialno;
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GList *headers;
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gboolean have_headers;
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GList *queued;
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/* for oggparse */
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gboolean in_headers;
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GList *unknown_pages;
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gint map;
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gboolean is_skeleton;
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gboolean have_fisbone;
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gint granulerate_n;
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gint granulerate_d;
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guint32 preroll;
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guint granuleshift;
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gint n_header_packets;
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gint n_header_packets_seen;
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gint64 accumulated_granule;
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gint frame_size;
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GstCaps *caps;
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/* vorbis stuff */
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int nln_increments[4];
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int nsn_increment;
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int short_size;
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int long_size;
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int vorbis_log2_num_modes;
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int vorbis_mode_sizes[256];
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int last_size;
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/* theora stuff */
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gboolean theora_has_zero_keyoffset;
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/* OGM stuff */
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gboolean is_ogm;
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gboolean is_ogm_text;
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};
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gboolean gst_ogg_stream_setup_map (GstOggStream * pad, ogg_packet *packet);
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GstClockTime gst_ogg_stream_get_end_time_for_granulepos (GstOggStream *pad,
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gint64 granulepos);
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GstClockTime gst_ogg_stream_get_start_time_for_granulepos (GstOggStream *pad,
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gint64 granulepos);
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GstClockTime gst_ogg_stream_granule_to_time (GstOggStream *pad, gint64 granule);
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gint64 gst_ogg_stream_granulepos_to_granule (GstOggStream * pad, gint64 granulepos);
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gint64 gst_ogg_stream_granulepos_to_key_granule (GstOggStream * pad, gint64 granulepos);
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gint64 gst_ogg_stream_granule_to_granulepos (GstOggStream * pad, gint64 granule, gint64 keyframe_granule);
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GstClockTime gst_ogg_stream_get_packet_start_time (GstOggStream *pad,
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ogg_packet *packet);
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gboolean gst_ogg_stream_granulepos_is_key_frame (GstOggStream *pad,
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gint64 granulepos);
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gboolean gst_ogg_stream_packet_is_header (GstOggStream *pad, ogg_packet *packet);
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gint64 gst_ogg_stream_get_packet_duration (GstOggStream * pad, ogg_packet *packet);
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G_END_DECLS
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#endif /* __GST_OGG_STREAM_H__ */
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