gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/dxva/gstdxvampeg2decoder.h
Seungha Yang 3855646f1d d3d12: Add MPEG-2 decoder
Most of code additions are just gluing already implemented
GstDxva and GstD3D12Decoder interfaces

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5979>
2024-01-25 11:45:23 +00:00

106 lines
4.2 KiB
C

/* GStreamer
* Copyright (C) 2023 Seungha Yang <seungha@centricular.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 the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <gst/dxva/dxva-prelude.h>
#include <gst/dxva/gstdxvatypes.h>
#include <gst/codecs/gstmpeg2decoder.h>
G_BEGIN_DECLS
#define GST_TYPE_DXVA_MPEG2_DECODER (gst_dxva_mpeg2_decoder_get_type())
#define GST_DXVA_MPEG2_DECODER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DXVA_MPEG2_DECODER,GstDxvaMpeg2Decoder))
#define GST_DXVA_MPEG2_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DXVA_MPEG2_DECODER,GstDxvaMpeg2DecoderClass))
#define GST_DXVA_MPEG2_DECODER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_DXVA_MPEG2_DECODER,GstDxvaMpeg2DecoderClass))
#define GST_IS_DXVA_MPEG2_DECODER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DXVA_MPEG2_DECODER))
#define GST_IS_DXVA_MPEG2_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DXVA_MPEG2_DECODER))
typedef struct _GstDxvaMpeg2Decoder GstDxvaMpeg2Decoder;
typedef struct _GstDxvaMpeg2DecoderClass GstDxvaMpeg2DecoderClass;
typedef struct _GstDxvaMpeg2DecoderPrivate GstDxvaMpeg2DecoderPrivate;
/**
* GstDxvaMpeg2Decoder:
*
* Since: 1.24
*/
struct _GstDxvaMpeg2Decoder
{
GstMpeg2Decoder parent;
/*< private >*/
GstDxvaMpeg2DecoderPrivate *priv;
};
/**
* GstDxvaMpeg2DecoderClass:
*
* Since: 1.24
*/
struct _GstDxvaMpeg2DecoderClass
{
GstMpeg2DecoderClass parent_class;
GstFlowReturn (*configure) (GstDxvaMpeg2Decoder * decoder,
GstVideoCodecState * input_state,
const GstVideoInfo * info,
gint crop_x,
gint crop_y,
gint coded_width,
gint coded_height,
gint max_dpb_size);
GstFlowReturn (*new_picture) (GstDxvaMpeg2Decoder * decoder,
GstCodecPicture * picture);
GstFlowReturn (*duplicate_picture) (GstDxvaMpeg2Decoder * decoder,
GstCodecPicture * src,
GstCodecPicture * dst);
guint8 (*get_picture_id) (GstDxvaMpeg2Decoder * decoder,
GstCodecPicture * picture);
GstFlowReturn (*start_picture) (GstDxvaMpeg2Decoder * decoder,
GstCodecPicture * picture,
guint8 * picture_id);
GstFlowReturn (*end_picture) (GstDxvaMpeg2Decoder * decoder,
GstCodecPicture * picture,
GPtrArray * ref_pics,
const GstDxvaDecodingArgs * args);
GstFlowReturn (*output_picture) (GstDxvaMpeg2Decoder * decoder,
GstVideoCodecFrame * frame,
GstCodecPicture * picture,
GstVideoBufferFlags buffer_flags,
gint display_width,
gint display_height);
};
GST_DXVA_API
GType gst_dxva_mpeg2_decoder_get_type (void);
GST_DXVA_API
void gst_dxva_mpeg2_decoder_disable_postproc (GstDxvaMpeg2Decoder * decoder);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstDxvaMpeg2Decoder, gst_object_unref)
G_END_DECLS