mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-23 08:46:40 +00:00
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
|
|
* Copyright (C) 2012 Collabora Ltd.
|
|
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
|
|
*
|
|
* 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_OPENJPEG_DEC_H__
|
|
#define __GST_OPENJPEG_DEC_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/video/video.h>
|
|
#include <gst/codecparsers/gstjpeg2000sampling.h>
|
|
|
|
#include "gstopenjpeg.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_OPENJPEG_DEC \
|
|
(gst_openjpeg_dec_get_type())
|
|
#define GST_OPENJPEG_DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPENJPEG_DEC,GstOpenJPEGDec))
|
|
#define GST_OPENJPEG_DEC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPENJPEG_DEC,GstOpenJPEGDecClass))
|
|
#define GST_IS_OPENJPEG_DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPENJPEG_DEC))
|
|
#define GST_IS_OPENJPEG_DEC_CLASS(obj) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPENJPEG_DEC))
|
|
|
|
typedef struct _GstOpenJPEGDec GstOpenJPEGDec;
|
|
typedef struct _GstOpenJPEGDecClass GstOpenJPEGDecClass;
|
|
|
|
struct _GstOpenJPEGDec
|
|
{
|
|
GstVideoDecoder parent;
|
|
|
|
/* < private > */
|
|
GstVideoCodecState *input_state;
|
|
GstVideoCodecState *output_state;
|
|
|
|
OPJ_CODEC_FORMAT codec_format;
|
|
gboolean is_jp2c;
|
|
OPJ_COLOR_SPACE color_space;
|
|
GstJPEG2000Sampling sampling;
|
|
gint ncomps;
|
|
gint max_threads; /* atomic */
|
|
gint max_slice_threads; /* internal openjpeg threading system */
|
|
gint num_procs;
|
|
gint num_stripes;
|
|
gboolean drop_subframes;
|
|
|
|
void (*fill_frame) (GstOpenJPEGDec *self,
|
|
GstVideoFrame *frame, opj_image_t * image);
|
|
|
|
gboolean (*decode_frame) (GstVideoDecoder * decoder, GstVideoCodecFrame *frame);
|
|
|
|
opj_dparameters_t params;
|
|
|
|
guint available_threads;
|
|
GQueue messages;
|
|
|
|
GCond messages_cond;
|
|
GMutex messages_lock;
|
|
GMutex decoding_lock;
|
|
GstFlowReturn downstream_flow_ret;
|
|
gboolean flushing;
|
|
|
|
/* Draining state */
|
|
GMutex drain_lock;
|
|
GCond drain_cond;
|
|
/* TRUE if EOS buffers shouldn't be forwarded */
|
|
gboolean draining; /* protected by drain_lock */
|
|
|
|
int last_error;
|
|
|
|
gboolean started;
|
|
};
|
|
|
|
struct _GstOpenJPEGDecClass
|
|
{
|
|
GstVideoDecoderClass parent_class;
|
|
};
|
|
|
|
GType gst_openjpeg_dec_get_type (void);
|
|
|
|
GST_ELEMENT_REGISTER_DECLARE (openjpegdec);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_OPENJPEG_DEC_H__ */
|