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5384308c99
Move the following function to matroska-read-common.[ch] from
matroska-demux.c and matroska-parse.c:
- gst_matroska_{demux,parse}_peek_pull
https://bugzilla.gnome.org/show_bug.cgi?id=650877
93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
/* GStreamer Matroska muxer/demuxer
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* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* (c) 2011 Debarshi Ray <rishi@gnu.org>
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*
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* matroska-read-common.h: shared by matroska file/stream demuxer and parser
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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_MATROSKA_READ_COMMON_H__
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#define __GST_MATROSKA_READ_COMMON_H__
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#include <glib.h>
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#include <gst/gst.h>
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#include "matroska-ids.h"
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G_BEGIN_DECLS
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typedef enum {
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GST_MATROSKA_READ_STATE_START,
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GST_MATROSKA_READ_STATE_SEGMENT,
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GST_MATROSKA_READ_STATE_HEADER,
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GST_MATROSKA_READ_STATE_DATA,
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GST_MATROSKA_READ_STATE_SEEK,
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GST_MATROSKA_READ_STATE_SCANNING
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} GstMatroskaReadState;
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typedef struct _GstMatroskaReadCommon {
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GstIndex *element_index;
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gint element_index_writer_id;
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/* pads */
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GstPad *sinkpad;
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GPtrArray *src;
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guint num_streams;
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/* state */
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GstMatroskaReadState state;
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/* did we parse cues/tracks/segmentinfo already? */
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gboolean index_parsed;
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/* start-of-segment */
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guint64 ebml_segment_start;
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/* a cue (index) table */
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GArray *index;
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/* timescale in the file */
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guint64 time_scale;
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/* pull mode caching */
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GstBuffer *cached_buffer;
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/* push and pull mode */
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guint64 offset;
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} GstMatroskaReadCommon;
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GstFlowReturn gst_matroska_decode_content_encodings (GArray * encodings);
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gboolean gst_matroska_decompress_data (GstMatroskaTrackEncoding * enc,
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guint8 ** data_out, guint * size_out,
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GstMatroskaTrackCompressionAlgorithm algo);
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GstFlowReturn gst_matroska_read_common_parse_index (GstMatroskaReadCommon *
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common, GstEbmlRead * ebml);
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GstFlowReturn gst_matroska_read_common_parse_skip (GstMatroskaReadCommon *
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common, GstEbmlRead * ebml, const gchar * parent_name, guint id);
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GstFlowReturn gst_matroska_read_common_peek_bytes (GstMatroskaReadCommon *
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common, guint64 offset, guint size, GstBuffer ** p_buf, guint8 ** bytes);
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const guint8 * gst_matroska_read_common_peek_pull (GstMatroskaReadCommon *
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common, guint peek);
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gint gst_matroska_read_common_stream_from_num (GstMatroskaReadCommon * common,
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guint track_num);
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GstFlowReturn gst_matroska_read_common_read_track_encoding (
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GstMatroskaReadCommon * common, GstEbmlRead * ebml,
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GstMatroskaTrackContext * context);
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G_END_DECLS
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#endif /* __GST_MATROSKA_READ_COMMON_H__ */
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