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5b442d0712
This holds all newsegement and most other events till there is enough data to set srcpad caps, so that the downstream link is properly negotiated before data starts flowing. https://bugzilla.gnome.org/show_bug.cgi?id=635204
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/* GStreamer
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* Copyright (C) <2007> Julien Moutte <julien@fluendo.com>
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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 __MPEG4VIDEOPARSE_H__
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#define __MPEG4VIDEOPARSE_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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G_BEGIN_DECLS
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#define GST_TYPE_MPEG4VIDEOPARSE (gst_mpeg4vparse_get_type())
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#define GST_MPEG4VIDEOPARSE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),\
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GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParse))
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#define GST_MPEG4VIDEOPARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),\
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GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParseClass))
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#define GST_MPEG4VIDEOPARSE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj),\
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GST_TYPE_MPEG4VIDEOPARSE, GstMpeg4VParseClass))
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#define GST_IS_MPEG4VIDEOPARSE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),\
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GST_TYPE_MPEG4VIDEOPARSE))
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#define GST_IS_MPEG4VIDEOPARSE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),\
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GST_TYPE_MPEG4VIDEOPARSE))
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typedef struct _GstMpeg4VParse GstMpeg4VParse;
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typedef struct _GstMpeg4VParseClass GstMpeg4VParseClass;
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typedef enum {
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PARSE_NEED_START,
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PARSE_START_FOUND,
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PARSE_VO_FOUND,
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PARSE_VOS_FOUND,
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PARSE_VOP_FOUND
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} GstMpeg4VParseState;
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struct _GstMpeg4VParse {
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GstElement element;
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GstPad * sinkpad;
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GstPad * srcpad;
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GstCaps *sink_caps;
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guint interval;
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GstClockTime last_report;
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GstAdapter * adapter;
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guint offset;
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guint vos_offset;
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gboolean intra_frame;
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GstMpeg4VParseState state;
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GstClockTime timestamp;
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GstBuffer *config;
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gboolean have_config;
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guint8 profile;
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GstClockTime frame_duration;
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gboolean drop;
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gboolean have_src_caps;
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GstEvent *pending_segment;
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GList *pending_events;
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};
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struct _GstMpeg4VParseClass {
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GstElementClass parent_class;
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};
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GType gst_mpeg4vparse_get_type (void);
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G_END_DECLS
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#endif /* __MPEG4VIDEOPARSE_H__ */
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