mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 10:41:04 +00:00
115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
/* VPX
|
|
* Copyright (C) 2006 David Schleef <ds@schleef.org>
|
|
* Copyright (C) 2008,2009,2010 Entropy Wave Inc
|
|
* Copyright (C) 2010 Sebastian Dröge <sebastian.droege@collabora.co.uk>
|
|
*
|
|
* 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef __GST_VPX_DEC_H__
|
|
#define __GST_VPX_DEC_H__
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#if defined(HAVE_VP8_DECODER) || defined(HAVE_VP9_DECODER)
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/video/gstvideodecoder.h>
|
|
|
|
/* FIXME: Undef HAVE_CONFIG_H because vpx_codec.h uses it,
|
|
* which causes compilation failures */
|
|
#ifdef HAVE_CONFIG_H
|
|
#undef HAVE_CONFIG_H
|
|
#endif
|
|
|
|
#include <vpx/vpx_decoder.h>
|
|
#include <vpx/vp8dx.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_VPX_DEC \
|
|
(gst_vpx_dec_get_type())
|
|
#define GST_VPX_DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VPX_DEC,GstVPXDec))
|
|
#define GST_VPX_DEC_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VPX_DEC,GstVPXDecClass))
|
|
#define GST_IS_VPX_DEC(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VPX_DEC))
|
|
#define GST_IS_VPX_DEC_CLASS(obj) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VPX_DEC))
|
|
#define GST_VPX_DEC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VPX_DEC, GstVPXDecClass))
|
|
|
|
typedef struct _GstVPXDec GstVPXDec;
|
|
typedef struct _GstVPXDecClass GstVPXDecClass;
|
|
|
|
struct _GstVPXDec
|
|
{
|
|
GstVideoDecoder base_video_decoder;
|
|
|
|
/* < private > */
|
|
vpx_codec_ctx_t decoder;
|
|
|
|
/* state */
|
|
gboolean decoder_inited;
|
|
|
|
/* properties */
|
|
gboolean post_processing;
|
|
enum vp8_postproc_level post_processing_flags;
|
|
gint deblocking_level;
|
|
gint noise_level;
|
|
gint threads;
|
|
|
|
GstVideoCodecState *input_state;
|
|
GstVideoCodecState *output_state;
|
|
|
|
/* allocation */
|
|
gboolean have_video_meta;
|
|
GstBufferPool *pool;
|
|
gsize buf_size;
|
|
};
|
|
|
|
struct _GstVPXDecClass
|
|
{
|
|
GstVideoDecoderClass base_video_decoder_class;
|
|
const char* video_codec_tag;
|
|
/*supported vpx algo*/
|
|
vpx_codec_iface_t* codec_algo;
|
|
/*virtual function to open_codec*/
|
|
GstFlowReturn (*open_codec) (GstVPXDec * dec, GstVideoCodecFrame * frame);
|
|
/*virtual function to send tags*/
|
|
void (*send_tags) (GstVPXDec* dec);
|
|
/*virtual function to set/correct the stream info*/
|
|
void (*set_stream_info) (GstVPXDec *dec, vpx_codec_stream_info_t *stream_info);
|
|
/*virtual function to set default format while opening codec*/
|
|
void (*set_default_format) (GstVPXDec *dec, GstVideoFormat fmt, int width, int height);
|
|
/*virtual function to negotiate format while handling frame*/
|
|
void (*handle_resolution_change) (GstVPXDec *dec, vpx_image_t *img, GstVideoFormat fmt);
|
|
/*virtual function to check valid format*/
|
|
gboolean (*get_frame_format)(GstVPXDec *dec, vpx_image_t *img, GstVideoFormat* fmt);
|
|
};
|
|
|
|
GType gst_vpx_dec_get_type (void);
|
|
|
|
G_DEFINE_AUTOPTR_CLEANUP_FUNC (GstVPXDec, gst_object_unref)
|
|
|
|
G_END_DECLS
|
|
|
|
#endif
|
|
|
|
#endif /* __GST_VP8_DEC_H__ */
|