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b7f37f9afb
Also send the GstForceKeyUnit event downstream when an upstream on is received, allowing muxers or payloaders to take appropriate actions. https://bugzilla.gnome.org/show_bug.cgi?id=602556
111 lines
2.7 KiB
C
111 lines
2.7 KiB
C
/* GStreamer H264 encoder plugin
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* Copyright (C) 2005 Michal Benes <michal.benes@itonis.tv>
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* Copyright (C) 2005 Josef Zlomek <josef.zlomek@itonis.tv>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_X264_ENC_H__
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#define __GST_X264_ENC_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include "_stdint.h"
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#include <x264.h>
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G_BEGIN_DECLS
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#define GST_TYPE_X264_ENC \
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(gst_x264_enc_get_type())
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#define GST_X264_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_X264_ENC,GstX264Enc))
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#define GST_X264_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_X264_ENC,GstX264EncClass))
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#define GST_IS_X264_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_X264_ENC))
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#define GST_IS_X264_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_X264_ENC))
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typedef struct _GstX264Enc GstX264Enc;
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typedef struct _GstX264EncClass GstX264EncClass;
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struct _GstX264Enc
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{
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GstElement element;
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/*< private >*/
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GstPad *sinkpad;
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GstPad *srcpad;
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x264_t *x264enc;
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x264_param_t x264param;
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/* properties */
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guint threads;
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gint pass;
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guint quantizer;
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gchar *mp_cache_file;
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gboolean byte_stream;
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guint bitrate;
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gint me;
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guint subme;
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guint analyse;
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gboolean dct8x8;
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guint ref;
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guint bframes;
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gboolean b_adapt;
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gboolean b_pyramid;
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gboolean weightb;
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guint sps_id;
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gboolean trellis;
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guint vbv_buf_capacity;
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guint keyint_max;
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gboolean cabac;
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gfloat ip_factor;
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gfloat pb_factor;
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guint qp_min;
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guint qp_max;
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guint qp_step;
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guint noise_reduction;
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gboolean interlaced;
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/* input description */
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GstVideoFormat format;
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gint width, height;
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gint fps_num, fps_den;
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gint par_num, par_den;
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/* cache some format properties */
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gint stride[4], offset[4];
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gint image_size;
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/* for b-frame delay handling */
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GQueue *delay;
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guint8 *buffer;
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gulong buffer_size;
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gint i_type;
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gboolean send_forcekeyunit;
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};
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struct _GstX264EncClass
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{
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GstElementClass parent_class;
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};
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G_END_DECLS
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#endif /* __GST_X264_ENC_H__ */
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