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138 lines
3.3 KiB
C
138 lines
3.3 KiB
C
/* GStreamer
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* Copyright (C) 2004 Wim Taymans <wim@fluendo.com>
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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_THEORAENC_H__
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#define __GST_THEORAENC_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <theora/theoraenc.h>
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G_BEGIN_DECLS
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#define GST_TYPE_THEORA_ENC \
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(gst_theora_enc_get_type())
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#define GST_THEORA_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_THEORA_ENC,GstTheoraEnc))
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#define GST_THEORA_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_THEORA_ENC,GstTheoraEncClass))
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#define GST_IS_THEORA_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_THEORA_ENC))
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#define GST_IS_THEORA_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_THEORA_ENC))
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typedef struct _GstTheoraEnc GstTheoraEnc;
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typedef struct _GstTheoraEncClass GstTheoraEncClass;
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/**
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* GstTheoraEncBorderMode:
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* @BORDER_NONE: no border
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* @BORDER_BLACK: black border
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* @BORDER_MIRROR: Mirror image in border
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*
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* Border color to add when sizes not multiple of 16.
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*/
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typedef enum
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{
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BORDER_NONE,
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BORDER_BLACK,
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BORDER_MIRROR
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}
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GstTheoraEncBorderMode;
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/**
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* GstTheoraEncMultipassMode:
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* @MULTIPASS_MODE_SINGLE_PASS: Single pass encoding
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* @MULTIPASS_MODE_FIRST_PASS: First pass of two pass encoding
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* @MULTIPASS_MODE_SECOND_PASS: Second pass of two pass encoding
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*
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*/
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typedef enum
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{
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MULTIPASS_MODE_SINGLE_PASS,
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MULTIPASS_MODE_FIRST_PASS,
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MULTIPASS_MODE_SECOND_PASS
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} GstTheoraEncMultipassMode;
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/**
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* GstTheoraEnc:
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*
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* Opaque data structure.
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*/
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struct _GstTheoraEnc
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{
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GstElement element;
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GstPad *sinkpad;
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GstPad *srcpad;
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GstSegment segment;
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ogg_stream_state to;
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th_enc_ctx *encoder;
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th_info info;
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th_comment comment;
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gboolean initialised;
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gint video_bitrate; /* bitrate target for Theora video */
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gint video_quality; /* Theora quality selector 0 = low, 63 = high */
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gboolean keyframe_auto;
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gint keyframe_freq;
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gint keyframe_force;
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gint info_width, info_height;
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gint width, height;
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gint fps_n, fps_d;
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GstClockTime next_ts;
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GstClockTime expected_ts;
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gboolean next_discont;
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gboolean force_keyframe;
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guint packetno;
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guint64 bytes_out;
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guint64 granulepos_offset;
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guint64 timestamp_offset;
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gint speed_level;
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gboolean vp3_compatible;
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gboolean drop_frames;
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gboolean cap_overflow;
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gboolean cap_underflow;
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int rate_buffer;
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GstTheoraEncMultipassMode multipass_mode;
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GIOChannel *multipass_cache_fd;
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GstAdapter *multipass_cache_adapter;
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gchar *multipass_cache_file;
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};
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struct _GstTheoraEncClass
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{
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GstElementClass parent_class;
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};
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GType gst_theora_enc_get_type (void);
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G_END_DECLS
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#endif /* __GST_THEORAENC_H__ */
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