171 lines
3.9 KiB
C
171 lines
3.9 KiB
C
/* GStreamer
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* Copyright (C) <2007> Julien Moutte <julien@moutte.net>
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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 __FLV_DEMUX_H__
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#define __FLV_DEMUX_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <gst/base/gstflowcombiner.h>
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#include "gstindex.h"
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G_BEGIN_DECLS
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#define GST_TYPE_FLV_DEMUX \
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(gst_flv_demux_get_type())
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#define GST_FLV_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FLV_DEMUX,GstFlvDemux))
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#define GST_FLV_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FLV_DEMUX,GstFlvDemuxClass))
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#define GST_IS_FLV_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FLV_DEMUX))
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#define GST_IS_FLV_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FLV_DEMUX))
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typedef struct _GstFlvDemux GstFlvDemux;
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typedef struct _GstFlvDemuxClass GstFlvDemuxClass;
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typedef enum
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{
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FLV_STATE_HEADER,
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FLV_STATE_TAG_TYPE,
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FLV_STATE_TAG_VIDEO,
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FLV_STATE_TAG_AUDIO,
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FLV_STATE_TAG_SCRIPT,
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FLV_STATE_SEEK,
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FLV_STATE_DONE,
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FLV_STATE_SKIP,
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FLV_STATE_NONE
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} GstFlvDemuxState;
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struct _GstFlvDemux
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{
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GstElement element;
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GstPad *sinkpad;
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GstPad *audio_pad;
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GstPad *video_pad;
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gboolean have_group_id;
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guint group_id;
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/* <private> */
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GstIndex *index;
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gint index_id;
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gboolean own_index;
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GArray * times;
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GArray * filepositions;
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GstAdapter *adapter;
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GstFlowCombiner *flowcombiner;
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GstSegment segment;
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GstEvent *new_seg_event;
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GstTagList *taglist;
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GstTagList *audio_tags;
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GstTagList *video_tags;
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GstFlvDemuxState state;
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guint64 offset;
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guint64 cur_tag_offset;
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GstClockTime duration;
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guint64 tag_size;
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guint64 tag_data_size;
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/* Audio infos */
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guint16 rate;
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guint16 channels;
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guint16 width;
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guint16 audio_codec_tag;
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guint64 audio_offset;
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gboolean audio_need_discont;
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gboolean audio_need_segment;
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GstBuffer * audio_codec_data;
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GstClockTime audio_start;
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guint32 last_audio_pts;
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GstClockTime audio_time_offset;
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guint32 audio_bitrate;
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/* Video infos */
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guint32 w;
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guint32 h;
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guint32 par_x;
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guint32 par_y;
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guint16 video_codec_tag;
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guint64 video_offset;
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gboolean video_need_discont;
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gboolean video_need_segment;
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gboolean got_par;
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GstBuffer * video_codec_data;
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GstClockTime video_start;
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guint32 last_video_dts;
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GstClockTime video_time_offset;
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gdouble framerate;
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guint32 video_bitrate;
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gboolean random_access;
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gboolean need_header;
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gboolean has_audio;
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gboolean has_video;
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gboolean strict;
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gboolean flushing;
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gboolean no_more_pads;
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#ifndef GST_DISABLE_DEBUG
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gboolean no_audio_warned;
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gboolean no_video_warned;
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#endif
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gboolean seeking;
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gboolean building_index;
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gboolean indexed; /* TRUE if index is completely built */
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gboolean upstream_seekable; /* TRUE if upstream is seekable */
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gint64 file_size;
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GstEvent *seek_event;
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gint64 seek_time;
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guint32 segment_seqnum;
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GstClockTime index_max_time;
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gint64 index_max_pos;
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/* reverse playback */
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GstClockTime video_first_ts;
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GstClockTime audio_first_ts;
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gboolean video_done;
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gboolean audio_done;
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gint64 from_offset;
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gint64 to_offset;
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};
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struct _GstFlvDemuxClass
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{
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GstElementClass parent_class;
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};
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GType gst_flv_demux_get_type (void);
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G_END_DECLS
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#endif /* __FLV_DEMUX_H__ */
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