mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-18 06:16:36 +00:00
103 lines
2.5 KiB
C
103 lines
2.5 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_MPEG2DEC_H__
|
|
#define __GST_MPEG2DEC_H__
|
|
|
|
|
|
#include <config.h>
|
|
#include <gst/gst.h>
|
|
#include <mpeg2dec/mpeg2.h>
|
|
#include <mpeg2dec/mm_accel.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#define GST_TYPE_MPEG2DEC \
|
|
(gst_mpeg2dec_get_type())
|
|
#define GST_MPEG2DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MPEG2DEC,GstMpeg2dec))
|
|
#define GST_MPEG2DEC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MPEG2DEC,GstMpeg2dec))
|
|
#define GST_IS_MPEG2DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MPEG2DEC))
|
|
#define GST_IS_MPEG2DEC_CLASS(obj) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEG2DEC))
|
|
|
|
#define MPEGTIME_TO_GSTTIME(time) (((time) * (GST_MSECOND/10)) / 9LL)
|
|
#define GSTTIME_TO_MPEGTIME(time) (((time) * 9LL) / (GST_MSECOND/10))
|
|
|
|
typedef struct _GstMpeg2dec GstMpeg2dec;
|
|
typedef struct _GstMpeg2decClass GstMpeg2decClass;
|
|
|
|
typedef enum
|
|
{
|
|
MPEG2DEC_FORMAT_NONE,
|
|
MPEG2DEC_FORMAT_I420,
|
|
MPEG2DEC_FORMAT_YV12,
|
|
} Mpeg2decFormat;
|
|
|
|
struct _GstMpeg2dec {
|
|
GstElement element;
|
|
|
|
/* pads */
|
|
GstPad *sinkpad,
|
|
*srcpad;
|
|
GstBufferPool *peerpool;
|
|
|
|
mpeg2dec_t *decoder;
|
|
guint32 accel;
|
|
gboolean closed;
|
|
|
|
/* the timestamp of the next frame */
|
|
gboolean first;
|
|
gboolean discont_pending;
|
|
gint64 next_time;
|
|
gint64 last_PTS;
|
|
|
|
/* video state */
|
|
Mpeg2decFormat format;
|
|
gint width;
|
|
gint height;
|
|
gint pixel_width;
|
|
gint pixel_height;
|
|
gint frame_rate_code;
|
|
gint64 total_frames;
|
|
gint64 frame_period;
|
|
|
|
GstIndex *index;
|
|
gint index_id;
|
|
};
|
|
|
|
struct _GstMpeg2decClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
GType gst_mpeg2dec_get_type(void);
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __GST_MPEG2DEC_H__ */
|