Commit 75fb614c authored by Prashant Gotarne's avatar Prashant Gotarne Committed by Nicolas Dufresne

vpx: created common base class GstVPXdec for vpx decoders

Base class for the vp8dec and vp9dec.

https://bugzilla.gnome.org/show_bug.cgi?id=755510
parent 10044b1d
......@@ -2,6 +2,7 @@ plugin_LTLIBRARIES = \
libgstvpx.la
libgstvpx_la_SOURCES = \
gstvpxdec.c \
gstvp8dec.c \
gstvp8enc.c \
gstvp8utils.c \
......
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......@@ -31,6 +31,7 @@
#include <gst/gst.h>
#include <gst/video/gstvideodecoder.h>
#include <gstvpxdec.h>
/* FIXME: Undef HAVE_CONFIG_H because vpx_codec.h uses it,
* which causes compilation failures */
......@@ -59,33 +60,12 @@ typedef struct _GstVP8DecClass GstVP8DecClass;
struct _GstVP8Dec
{
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;
GstVPXDec base_vpx_decoder;
};
struct _GstVP8DecClass
{
GstVideoDecoderClass base_video_decoder_class;
GstVPXDecClass base_vpx_class;
};
GType gst_vp8_dec_get_type (void);
......
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......@@ -31,6 +31,7 @@
#include <gst/gst.h>
#include <gst/video/gstvideodecoder.h>
#include <gstvpxdec.h>
/* FIXME: Undef HAVE_CONFIG_H because vpx_codec.h uses it,
* which causes compilation failures */
......@@ -59,33 +60,12 @@ typedef struct _GstVP9DecClass GstVP9DecClass;
struct _GstVP9Dec
{
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;
GstVPXDec base_vpx_decoder;
};
struct _GstVP9DecClass
{
GstVideoDecoderClass base_video_decoder_class;
GstVPXDecClass base_vpx_class;
};
GType gst_vp9_dec_get_type (void);
......
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/* 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);
/*virtual function to write video meta data to buffer*/
void (*add_video_meta)(GstVPXDec *dec, GstBuffer* buffer);
};
GType gst_vpx_dec_get_type (void);
G_END_DECLS
#endif
#endif /* __GST_VP8_DEC_H__ */
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