gstreamer/subprojects/gst-plugins-bad/sys/va/gstvabasedec.h

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/* GStreamer
* Copyright (C) 2020 Igalia, S.L.
* Author: Víctor Jáquez <vjaquez@igalia.com>
*
* 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 the0
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <gst/codecs/gstav1decoder.h>
#include <gst/codecs/gsth264decoder.h>
#include <gst/codecs/gsth265decoder.h>
#include <gst/codecs/gstmpeg2decoder.h>
#include <gst/codecs/gstvp8decoder.h>
#include <gst/codecs/gstvp9decoder.h>
#include "gstjpegdecoder.h"
#include "gstvadecoder.h"
#include "gstvadevice.h"
#include "gstvaprofile.h"
#include "gstvapluginutils.h"
G_BEGIN_DECLS
#define GST_VA_BASE_DEC(obj) ((GstVaBaseDec *)(obj))
#define GST_VA_BASE_DEC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), G_TYPE_FROM_INSTANCE (obj), GstVaBaseDecClass))
#define GST_VA_BASE_DEC_CLASS(klass) ((GstVaBaseDecClass *)(klass))
enum {
GST_VA_DEC_PROP_DEVICE_PATH = 1,
GST_VA_DEC_PROP_LAST,
};
typedef struct _GstVaBaseDec GstVaBaseDec;
typedef struct _GstVaBaseDecClass GstVaBaseDecClass;
struct _GstVaBaseDec
{
/* <private> */
union
{
GstH264Decoder h264;
GstH265Decoder h265;
GstMpeg2Decoder mpeg2;
GstVp8Decoder vp8;
GstVp9Decoder vp9;
GstAV1Decoder av1;
GstJpegDecoder jpeg;
} parent;
GstDebugCategory *debug_category;
GstVaDisplay *display;
GstVaDecoder *decoder;
VAProfile profile;
guint rt_format;
/* coded or max resolution */
gint width;
gint height;
guint min_buffers;
GstVideoInfo output_info;
GstVideoCodecState *output_state;
GstVideoCodecState *input_state;
GstBufferPool *other_pool;
gboolean need_valign;
GstVideoAlignment valign;
gboolean copy_frames;
gboolean apply_video_crop;
GstVideoConverter *convert;
gboolean need_negotiation;
guint32 hacks;
};
struct _GstVaBaseDecClass
{
/* <private> */
union
{
GstH264DecoderClass h264;
GstH265DecoderClass h265;
GstMpeg2DecoderClass mpeg2;
GstVp8DecoderClass vp8;
GstVp9DecoderClass vp9;
GstAV1DecoderClass av1;
} parent_class;
GstVaCodecs codec;
gchar *render_device_path;
/* The parent class in GType hierarchy */
GstObjectClass *parent_decoder_class;
};
struct CData
{
gchar *render_device_path;
gchar *description;
GstCaps *sink_caps;
GstCaps *src_caps;
};
void gst_va_base_dec_init (GstVaBaseDec * base,
GstDebugCategory * cat);
void gst_va_base_dec_class_init (GstVaBaseDecClass * klass,
GstVaCodecs codec,
const gchar * render_device_path,
GstCaps * sink_caps,
GstCaps * src_caps,
GstCaps * doc_src_caps,
GstCaps * doc_sink_caps);
gboolean gst_va_base_dec_close (GstVideoDecoder * decoder);
void gst_va_base_dec_get_preferred_format_and_caps_features (GstVaBaseDec * base,
GstVideoFormat * format,
GstCapsFeatures ** capsfeatures);
gboolean gst_va_base_dec_copy_output_buffer (GstVaBaseDec * base,
GstVideoCodecFrame * codec_frame);
gboolean gst_va_base_dec_process_output (GstVaBaseDec * base,
GstVideoCodecFrame * frame,
GstVideoCodecState * input_state,
GstVideoBufferFlags buffer_flags);
GstFlowReturn gst_va_base_dec_prepare_output_frame (GstVaBaseDec * base,
GstVideoCodecFrame * frame);
gboolean gst_va_base_dec_set_output_state (GstVaBaseDec * base);
G_END_DECLS