gstreamer/ext/x264/gstx264enc.h
Janin Kolenc dde471ab49 x264enc: add force keyframe event handling
Use the GstForceKeyUnit event to force a keyframe.
Fixes #578112.
2009-04-09 23:53:39 +02:00

110 lines
2.6 KiB
C

/* GStreamer H264 encoder plugin
* Copyright (C) 2005 Michal Benes <michal.benes@itonis.tv>
* Copyright (C) 2005 Josef Zlomek <josef.zlomek@itonis.tv>
*
* 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_X264_ENC_H__
#define __GST_X264_ENC_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include "_stdint.h"
#include <x264.h>
G_BEGIN_DECLS
#define GST_TYPE_X264_ENC \
(gst_x264_enc_get_type())
#define GST_X264_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_X264_ENC,GstX264Enc))
#define GST_X264_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_X264_ENC,GstX264EncClass))
#define GST_IS_X264_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_X264_ENC))
#define GST_IS_X264_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_X264_ENC))
typedef struct _GstX264Enc GstX264Enc;
typedef struct _GstX264EncClass GstX264EncClass;
struct _GstX264Enc
{
GstElement element;
/*< private >*/
GstPad *sinkpad;
GstPad *srcpad;
x264_t *x264enc;
x264_param_t x264param;
/* properties */
guint threads;
gint pass;
guint quantizer;
gchar *stats_file;
gboolean byte_stream;
guint bitrate;
gint me;
guint subme;
guint analyse;
gboolean dct8x8;
guint ref;
guint bframes;
gboolean b_adapt;
gboolean b_pyramid;
gboolean weightb;
guint sps_id;
gboolean trellis;
guint vbv_buf_capacity;
guint keyint_max;
gboolean cabac;
gfloat ip_factor;
gfloat pb_factor;
guint qp_min;
guint qp_max;
guint qp_step;
guint noise_reduction;
gboolean interlaced;
/* input description */
GstVideoFormat format;
gint width, height;
gint fps_num, fps_den;
gint par_num, par_den;
/* cache some format properties */
gint stride[4], offset[4];
gint image_size;
/* for b-frame delay handling */
GQueue *delay;
guint8 *buffer;
gulong buffer_size;
gint i_type;
};
struct _GstX264EncClass
{
GstElementClass parent_class;
};
G_END_DECLS
#endif /* __GST_X264_ENC_H__ */