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141 lines
4 KiB
C
141 lines
4 KiB
C
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/* VP8
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* Copyright (C) 2006 David Schleef <ds@schleef.org>
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* Copyright (C) 2010 Entropy Wave Inc
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* Copyright (C) 2010 Sebastian Dröge <sebastian.droege@collabora.co.uk>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef __GST_VPX_ENC_H__
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#define __GST_VPX_ENC_H__
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#if defined(HAVE_VP8_ENCODER) || defined(HAVE_VP9_ENCODER)
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#include <gst/gst.h>
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#include <gst/video/gstvideoencoder.h>
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/* FIXME: Undef HAVE_CONFIG_H because vpx_codec.h uses it,
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* which causes compilation failures */
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#ifdef HAVE_CONFIG_H
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#undef HAVE_CONFIG_H
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#endif
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#include <vpx/vpx_encoder.h>
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#include <vpx/vp8cx.h>
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G_BEGIN_DECLS
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#define GST_TYPE_VPX_ENC \
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(gst_vpx_enc_get_type())
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#define GST_VPX_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VPX_ENC,GstVPXEnc))
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#define GST_VPX_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VPX_ENC,GstVPXEncClass))
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#define GST_IS_VPX_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VPX_ENC))
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#define GST_IS_VPX_ENC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VPX_ENC))
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#define GST_VPX_ENC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VPX_ENC, GstVPXEncClass))
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typedef struct _GstVPXEnc GstVPXEnc;
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typedef struct _GstVPXEncClass GstVPXEncClass;
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struct _GstVPXEnc
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{
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GstVideoEncoder base_video_encoder;
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/* < private > */
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vpx_codec_ctx_t encoder;
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GMutex encoder_lock;
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/* properties */
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vpx_codec_enc_cfg_t cfg;
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gboolean have_default_config;
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gboolean rc_target_bitrate_set;
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gint n_ts_target_bitrate;
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gint n_ts_rate_decimator;
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gint n_ts_layer_id;
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/* Global two-pass options */
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gchar *multipass_cache_file;
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gchar *multipass_cache_prefix;
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guint multipass_cache_idx;
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GByteArray *first_pass_cache_content;
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/* Encode parameter */
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gint64 deadline;
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/* Controls */
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VPX_SCALING_MODE h_scaling_mode;
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VPX_SCALING_MODE v_scaling_mode;
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int cpu_used;
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gboolean enable_auto_alt_ref;
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unsigned int noise_sensitivity;
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unsigned int sharpness;
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unsigned int static_threshold;
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vp8e_token_partitions token_partitions;
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unsigned int arnr_maxframes;
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unsigned int arnr_strength;
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unsigned int arnr_type;
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vp8e_tuning tuning;
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unsigned int cq_level;
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unsigned int max_intra_bitrate_pct;
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/* Timebase - a value of 0 will use the framerate */
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unsigned int timebase_n;
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unsigned int timebase_d;
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/* state */
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gboolean inited;
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vpx_image_t image;
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GstClockTime last_pts;
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GstVideoCodecState *input_state;
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};
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struct _GstVPXEncClass
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{
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GstVideoEncoderClass base_video_encoder_class;
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/*virtual function to get supported algo*/
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vpx_codec_iface_t* (*get_algo) (GstVPXEnc *enc);
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/*enabled scaling*/
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gboolean (*enable_scaling) (GstVPXEnc *enc);
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/*set image format info*/
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void (*set_image_format) (GstVPXEnc *enc, vpx_image_t *image);
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/*get new simple caps*/
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GstCaps* (*get_new_vpx_caps) (GstVPXEnc *enc);
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/*set stream info*/
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void (*set_stream_info) (GstVPXEnc *enc, GstCaps *caps, GstVideoInfo *info);
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/*process user data*/
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void* (*process_frame_user_data) (GstVPXEnc *enc, GstVideoCodecFrame* frame);
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/*set frame user data*/
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void (*set_frame_user_data) (GstVPXEnc *enc, GstVideoCodecFrame* frame, vpx_image_t *image);
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/*Handle invisible frame*/
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GstFlowReturn (*handle_invisible_frame_buffer) (GstVPXEnc *enc, void* user_data, GstBuffer* buffer);
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};
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GType gst_vpx_enc_get_type (void);
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G_END_DECLS
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#endif
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#endif /* __GST_VPX_ENC_H__ */
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