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d3d11: Add support for MPEG-2 video decoding

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Add DXVA/Direct3D11 API based MPEG-2 decoder element

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1969>
This commit is contained in:
Seungha Yang 2021-01-11 01:06:24 +09:00
parent 3ed0ee95f2
commit 6f6a82d0f5
6 changed files with 1075 additions and 0 deletions
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5
sys/d3d11/gstd3d11decoder.c
View file

@ -627,6 +627,10 @@ gst_d3d11_decoder_open (GstD3D11Decoder * decoder, GstD3D11Codec codec,
else
alignment = 16;
break;
case GST_D3D11_CODEC_MPEG2:
/* XXX: ffmpeg does this */
alignment = 32;
break;
default:
alignment = 16;
break;
@ -676,6 +680,7 @@ gst_d3d11_decoder_open (GstD3D11Decoder * decoder, GstD3D11Codec codec,
case GST_D3D11_CODEC_H265:
case GST_D3D11_CODEC_VP9:
case GST_D3D11_CODEC_VP8:
case GST_D3D11_CODEC_MPEG2:
if (config_list[i].ConfigBitstreamRaw == 1)
best_config = &config_list[i];
break;

1
sys/d3d11/gstd3d11decoder.h
View file

@ -39,6 +39,7 @@ typedef enum
GST_D3D11_CODEC_VP9,
GST_D3D11_CODEC_H265,
GST_D3D11_CODEC_VP8,
GST_D3D11_CODEC_MPEG2,
/* the last of supported codec */
GST_D3D11_CODEC_LAST

1028
sys/d3d11/gstd3d11mpeg2dec.c Normal file
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File diff suppressed because it is too large Load diff

34
sys/d3d11/gstd3d11mpeg2dec.h Normal file
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@ -0,0 +1,34 @@
/* GStreamer
* Copyright (C) 2021 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.
*/
#ifndef __GST_D3D11_MPEG2_DEC_H__
#define __GST_D3D11_MPEG2_DEC_H__
#include "gstd3d11decoder.h"
G_BEGIN_DECLS
void gst_d3d11_mpeg2_dec_register (GstPlugin * plugin,
GstD3D11Device * device,
GstD3D11Decoder * decoder,
guint rank);
G_END_DECLS
#endif /* __GST_D3D11_MPEG2_DEC_H__ */

1
sys/d3d11/meson.build
View file

@ -21,6 +21,7 @@ d3d11_dec_sources = [
'gstd3d11h264dec.c',
'gstd3d11vp9dec.c',
'gstd3d11h265dec.c',
'gstd3d11mpeg2dec.c',
'gstd3d11vp8dec.c',
]

6
sys/d3d11/plugin.c
View file

@ -36,6 +36,7 @@
#include "gstd3d11h265dec.h"
#include "gstd3d11vp9dec.h"
#include "gstd3d11vp8dec.h"
#include "gstd3d11mpeg2dec.h"
#endif
#ifdef HAVE_DXGI_DESKTOP_DUP
#include "gstd3d11desktopdupsrc.h"
@ -57,6 +58,7 @@ GST_DEBUG_CATEGORY (gst_d3d11_h264_dec_debug);
GST_DEBUG_CATEGORY (gst_d3d11_h265_dec_debug);
GST_DEBUG_CATEGORY (gst_d3d11_vp9_dec_debug);
GST_DEBUG_CATEGORY (gst_d3d11_vp8_dec_debug);
GST_DEBUG_CATEGORY (gst_d3d11_mpeg2_dec_debug);
#endif
#ifdef HAVE_DXGI_DESKTOP_DUP
@ -109,6 +111,8 @@ plugin_init (GstPlugin * plugin)
"d3d11h265dec", 0, "Direct3D11 H.265 Video Decoder");
GST_DEBUG_CATEGORY_INIT (gst_d3d11_vp8_dec_debug,
"d3d11vp8dec", 0, "Direct3D11 VP8 Decoder");
GST_DEBUG_CATEGORY_INIT (gst_d3d11_mpeg2_dec_debug,
"d3d11mpeg2dec", 0, "Direct3D11 MPEG2 Decoder");
}
#endif
@ -156,6 +160,8 @@ plugin_init (GstPlugin * plugin)
GST_RANK_SECONDARY);
gst_d3d11_vp8_dec_register (plugin, device, decoder,
GST_RANK_SECONDARY);
gst_d3d11_mpeg2_dec_register (plugin, device, decoder,
GST_RANK_SECONDARY);
}
done: