gstreamer/gst/ivfparse/gstivfparse.h
Gwenole Beauchesne abadffd4d8 ivfparse: detect and propagate resolution changes.
Detect resolution changes on key frames, and propagate the resulting
caps to the src pad. Only the uncompressed data chunk is decoded, so
avoid using the new VP8 bitstream parsing library for now.

Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2014-04-18 18:31:15 +02:00

72 lines
1.9 KiB
C

/* -*- Mode: c; c-basic-offset: 2; indent-tabs-mode: nil -*- */
/*
* GStreamer IVF parser
* (c) 2010 Opera Software ASA, Philip Jägenstedt <philipj@opera.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_IVF_PARSE_H__
#define __GST_IVF_PARSE_H__
#include <gst/gst.h>
#include <gst/base/gstbaseparse.h>
G_BEGIN_DECLS
#define GST_TYPE_IVF_PARSE \
(gst_ivf_parse_get_type())
#define GST_IVF_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_IVF_PARSE,GstIvfParse))
#define GST_IVF_PARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_IVF_PARSE,GstIvfParseClass))
#define GST_IS_IVF_PARSE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_IVF_PARSE))
#define GST_IS_IVF_PARSE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_IVF_PARSE))
typedef enum {
GST_IVF_PARSE_START,
GST_IVF_PARSE_DATA
} GstIvfParseState;
typedef struct _GstIvfParse GstIvfParse;
typedef struct _GstIvfParseClass GstIvfParseClass;
struct _GstIvfParse
{
GstBaseParse baseparse;
GstIvfParseState state;
guint width;
guint height;
guint fps_n;
guint fps_d;
gboolean update_caps;
};
struct _GstIvfParseClass
{
GstBaseParseClass parent_class;
};
GType gst_ivf_parse_get_type (void);
G_END_DECLS
#endif /* __GST_IVF_PARSE_H__ */