mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-30 12:10:37 +00:00
c628641880
Implement handling of upstream keyframe forcing. Update the design documents too. Fixes #578656
121 lines
2.8 KiB
C
121 lines
2.8 KiB
C
/* GStreamer
|
|
* Copyright (C) 2004 Wim Taymans <wim@fluendo.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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GST_THEORAENC_H__
|
|
#define __GST_THEORAENC_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <theora/theora.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_THEORA_ENC \
|
|
(gst_theora_enc_get_type())
|
|
#define GST_THEORA_ENC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_THEORA_ENC,GstTheoraEnc))
|
|
#define GST_THEORA_ENC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_THEORA_ENC,GstTheoraEncClass))
|
|
#define GST_IS_THEORA_ENC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_THEORA_ENC))
|
|
#define GST_IS_THEORA_ENC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_THEORA_ENC))
|
|
|
|
typedef struct _GstTheoraEnc GstTheoraEnc;
|
|
typedef struct _GstTheoraEncClass GstTheoraEncClass;
|
|
|
|
/**
|
|
* GstTheoraEncBorderMode:
|
|
* @BORDER_NONE: no border
|
|
* @BORDER_BLACK: black border
|
|
* @BORDER_MIRROR: Mirror image in border
|
|
*
|
|
* Border color to add when sizes not multiple of 16.
|
|
*/
|
|
typedef enum
|
|
{
|
|
BORDER_NONE,
|
|
BORDER_BLACK,
|
|
BORDER_MIRROR
|
|
}
|
|
GstTheoraEncBorderMode;
|
|
|
|
/**
|
|
* GstTheoraEnc:
|
|
*
|
|
* Opaque data structure.
|
|
*/
|
|
struct _GstTheoraEnc
|
|
{
|
|
GstElement element;
|
|
|
|
GstPad *sinkpad;
|
|
GstPad *srcpad;
|
|
|
|
GstSegment segment;
|
|
|
|
ogg_stream_state to;
|
|
|
|
theora_state state;
|
|
theora_info info;
|
|
theora_comment comment;
|
|
gboolean initialised;
|
|
|
|
gboolean center;
|
|
GstTheoraEncBorderMode border;
|
|
|
|
gint video_bitrate; /* bitrate target for Theora video */
|
|
gint video_quality; /* Theora quality selector 0 = low, 63 = high */
|
|
gboolean quick;
|
|
gboolean keyframe_auto;
|
|
gint keyframe_freq;
|
|
gint keyframe_force;
|
|
gint keyframe_threshold;
|
|
gint keyframe_mindistance;
|
|
gint noise_sensitivity;
|
|
gint sharpness;
|
|
|
|
gint info_width, info_height;
|
|
gint width, height;
|
|
gint offset_x, offset_y;
|
|
gint fps_n, fps_d;
|
|
GstClockTime next_ts;
|
|
|
|
GstClockTime expected_ts;
|
|
gboolean next_discont;
|
|
|
|
gboolean force_keyframe;
|
|
|
|
guint packetno;
|
|
guint64 bytes_out;
|
|
guint64 granulepos_offset;
|
|
guint64 timestamp_offset;
|
|
gint granule_shift;
|
|
|
|
gint speed_level;
|
|
};
|
|
|
|
struct _GstTheoraEncClass
|
|
{
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_THEORAENC_H__ */
|
|
|