gstreamer/ext/libpng/gstpngdec.h
Wim Taymans cc350794fb ext/libpng/gstpngdec.*: Use statically allocated segment instead of leaking.
Original commit message from CVS:
* ext/libpng/gstpngdec.c: (gst_pngdec_init), (buffer_clip),
(gst_pngdec_caps_create_and_set), (gst_pngdec_task),
(gst_pngdec_chain), (gst_pngdec_sink_event),
(gst_pngdec_libpng_init), (gst_pngdec_change_state),
(gst_pngdec_sink_activate_push):
* ext/libpng/gstpngdec.h:
Use statically allocated segment instead of leaking.
Various cleanups.
Fix flush and seek handling.
2006-07-17 10:22:54 +00:00

83 lines
2 KiB
C

/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_PNGDEC_H__
#define __GST_PNGDEC_H__
#include <gst/gst.h>
#include <png.h>
G_BEGIN_DECLS
#define GST_TYPE_PNGDEC (gst_pngdec_get_type())
#define GST_PNGDEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PNGDEC,GstPngDec))
#define GST_PNGDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGDEC,GstPngDecClass))
#define GST_IS_PNGDEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PNGDEC))
#define GST_IS_PNGDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGDEC))
typedef struct _GstPngDec GstPngDec;
typedef struct _GstPngDecClass GstPngDecClass;
struct _GstPngDec
{
GstElement element;
GstPad *sinkpad, *srcpad;
gboolean need_newsegment;
/* Progressive */
GstBuffer *buffer_out;
GstFlowReturn ret;
png_uint_32 rowbytes;
/* Pull range */
gint offset;
png_structp png;
png_infop info;
png_infop endinfo;
gboolean setup;
gint width;
gint height;
gint bpp;
gint color_type;
gint fps_n;
gint fps_d;
/* Chain */
gboolean framed;
GstClockTime in_timestamp;
GstClockTime in_duration;
GstSegment segment;
};
struct _GstPngDecClass
{
GstElementClass parent_class;
};
GType gst_pngdec_get_type(void);
G_END_DECLS
#endif /* __GST_PNGDEC_H__ */