gstreamer/sys/d3d11/gstd3d11h264dec.h
Seungha Yang e188893963 d3d11: Don't register decoders if unavailable
DXVA requires a hardware interface but may not be available,
such as in the case of VMs or when the GPU vendor does not provide a decoder interface.
2020-01-11 17:42:04 +09:00

89 lines
2.6 KiB
C

/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.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.
*/
#ifndef __GST_D3D11_H264_DEC_H__
#define __GST_D3D11_H264_DEC_H__
#include "gsth264decoder.h"
#include "gsth264picture.h"
#include "gstd3d11decoder.h"
G_BEGIN_DECLS
#define GST_TYPE_D3D11_H264_DEC \
(gst_d3d11_h264_dec_get_type())
#define GST_D3D11_H264_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_D3D11_H264_DEC,GstD3D11H264Dec))
#define GST_D3D11_H264_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_D3D11_H264_DEC,GstD3D11H264DecClass))
#define GST_D3D11_H264_DEC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_D3D11_H264_DEC,GstD3D11H264DecClass))
#define GST_IS_D3D11_H264_DEC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_D3D11_H264_DEC))
#define GST_IS_D3D11_H264_DEC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_D3D11_H264_DEC))
typedef struct _GstD3D11H264DecPrivate GstD3D11H264DecPrivate;
struct _GstD3D11H264Dec
{
GstH264Decoder parent;
GstVideoCodecState *output_state;
GstD3D11Device *device;
gint adapter;
guint width, height;
guint coded_width, coded_height;
guint bitdepth;
guint chroma_format_idc;
GstVideoFormat out_format;
/* Array of DXVA_Slice_H264_Short */
GArray *slice_list;
GstD3D11Decoder *d3d11_decoder;
GstH264Picture *current_picture;
/* Pointing current bitstream buffer */
guint current_offset;
guint bitstream_buffer_size;
guint8 * bitstream_buffer_bytes;
gboolean use_d3d11_output;
GstD3D11H264DecPrivate *priv;
};
struct _GstD3D11H264DecClass
{
GstH264DecoderClass parent_class;
};
GType gst_d3d11_h264_dec_get_type (void);
void gst_d3d11_h264_dec_register (GstPlugin * plugin,
GstD3D11Device * device,
guint rank);
G_END_DECLS
#endif /* __GST_D3D11_H264_DEC_H__ */