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nvcodec: Add H265 stateless codec implementation

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Add a new GstCodecs based H265 decoder element

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1357>
This commit is contained in:
Seungha Yang 2020-06-20 05:57:59 +09:00 committed by GStreamer Merge Bot
parent 1e544f741a
commit 711e964572
4 changed files with 1147 additions and 11 deletions
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1068
sys/nvcodec/gstnvh265dec.c Normal file
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File diff suppressed because it is too large Load diff

49
sys/nvcodec/gstnvh265dec.h Normal file
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@ -0,0 +1,49 @@
/* GStreamer
* Copyright (C) 2020 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_NV_H265_DEC_H__
#define __GST_NV_H265_DEC_H__
#include <gst/gst.h>
#include <gst/codecs/gsth265decoder.h>
G_BEGIN_DECLS
#define GST_TYPE_NV_H265_DEC (gst_nv_h265_dec_get_type())
#define GST_NV_H265_DEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_NV_H265_DEC, GstNvH265Dec))
#define GST_NV_H265_DEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_NV_H265_DEC, GstNvH265DecClass))
#define GST_NV_H265_DEC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_NV_H265_DEC, GstNvH265DecClass))
typedef struct _GstNvH265Dec GstNvH265Dec;
typedef struct _GstNvH265DecClass GstNvH265DecClass;
G_GNUC_INTERNAL
GType gst_nv_h265_dec_get_type (void);
G_GNUC_INTERNAL
void gst_nv_h265_dec_register (GstPlugin * plugin,
guint device_id,
guint rank,
GstCaps * sink_caps,
GstCaps * src_caps,
gboolean is_primary);
G_END_DECLS
#endif /* __GST_NV_H265_DEC_H__ */

1
sys/nvcodec/meson.build
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@ -11,6 +11,7 @@ nvcodec_sources = [
'gstcudautils.c',
'gstnvdecoder.c',
'gstnvh264dec.c',
'gstnvh265dec.c',
]
if get_option('nvcodec').disabled()

40
sys/nvcodec/plugin.c
View file

@ -32,6 +32,7 @@
#include "gstnvdec.h"
#include "gstnvenc.h"
#include "gstnvh264dec.h"
#include "gstnvh265dec.h"
#include "gstnvdecoder.h"
GST_DEBUG_CATEGORY (gst_nvcodec_debug);
@ -54,6 +55,7 @@ plugin_init (GstPlugin * plugin)
guint api_minor_ver = 1;
const gchar *env;
gboolean use_h264_sl_dec = FALSE;
gboolean use_h265_sl_dec = FALSE;
GST_DEBUG_CATEGORY_INIT (gst_nvcodec_debug, "nvcodec", 0, "nvcodec");
GST_DEBUG_CATEGORY_INIT (gst_nvdec_debug, "nvdec", 0, "nvdec");
@ -103,9 +105,10 @@ plugin_init (GstPlugin * plugin)
if (g_ascii_strcasecmp (*iter, "h264") == 0) {
GST_INFO ("Found %s in GST_USE_NV_STATELESS_CODEC environment", *iter);
use_h264_sl_dec = TRUE;
break;
} else if (g_ascii_strcasecmp (*iter, "h265") == 0) {
GST_INFO ("Found %s in GST_USE_NV_STATELESS_CODEC environment", *iter);
use_h265_sl_dec = TRUE;
}
}
g_strfreev (split);
@ -147,16 +150,31 @@ plugin_init (GstPlugin * plugin)
"src template %" GST_PTR_FORMAT, codec_name,
sink_template, src_template);
if (codec == cudaVideoCodec_H264) {
gst_nv_h264_dec_register (plugin,
i, GST_RANK_SECONDARY, sink_template, src_template, FALSE);
if (use_h264_sl_dec) {
GST_INFO ("Skip register cuvid parser based nvh264dec");
register_cuviddec = FALSE;
switch (codec) {
case cudaVideoCodec_H264:
gst_nv_h264_dec_register (plugin,
i, GST_RANK_PRIMARY, sink_template, src_template, TRUE);
}
i, GST_RANK_SECONDARY, sink_template, src_template, FALSE);
if (use_h264_sl_dec) {
GST_INFO ("Skip register cuvid parser based nvh264dec");
register_cuviddec = FALSE;
gst_nv_h264_dec_register (plugin,
i, GST_RANK_PRIMARY, sink_template, src_template, TRUE);
}
break;
case cudaVideoCodec_HEVC:
gst_nv_h265_dec_register (plugin,
i, GST_RANK_SECONDARY, sink_template, src_template, FALSE);
if (use_h265_sl_dec) {
GST_INFO ("Skip register cuvid parser based nvh264dec");
register_cuviddec = FALSE;
gst_nv_h265_dec_register (plugin,
i, GST_RANK_PRIMARY, sink_template, src_template, TRUE);
}
break;
default:
break;
}
if (register_cuviddec) {