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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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Create CUDA context per device, instead of per codec and encoder/decoder. Allocating CUDA context is heavy operation so we should reuse it as much as possible. Fixes: https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/issues/1130
119 lines
3.8 KiB
C
119 lines
3.8 KiB
C
/* GStreamer NVENC plugin
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* Copyright (C) 2015 Centricular Ltd
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_NVENC_H_INCLUDED__
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#define __GST_NVENC_H_INCLUDED__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include "gstcudaloader.h"
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#include "nvEncodeAPI.h"
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G_GNUC_INTERNAL
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gboolean gst_nvenc_cmp_guid (GUID g1, GUID g2);
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G_GNUC_INTERNAL
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NV_ENC_BUFFER_FORMAT gst_nvenc_get_nv_buffer_format (GstVideoFormat fmt);
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G_GNUC_INTERNAL
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gboolean gst_nvenc_get_supported_input_formats (gpointer encoder,
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GUID codec_id,
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GValue ** formats);
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G_GNUC_INTERNAL
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GValue * gst_nvenc_get_interlace_modes (gpointer enc,
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GUID codec_id);
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G_GNUC_INTERNAL
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GValue * gst_nvenc_get_supported_codec_profiles (gpointer enc,
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GUID codec_id);
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G_GNUC_INTERNAL
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void gst_nvenc_plugin_init (GstPlugin * plugin,
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guint device_index,
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CUcontext cuda_ctx);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_api_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_caps_param_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_encode_out_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_create_input_buffer_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_create_bitstream_buffer_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_create_mv_buffer_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_rc_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_config_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_initialize_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_reconfigure_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_preset_config_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_pic_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_meonly_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_lock_bitstream_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_lock_input_buffer_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_map_input_resource_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_registure_resource_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_stat_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_sequence_param_payload_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_event_params_version (void);
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G_GNUC_INTERNAL
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guint32 gst_nvenc_get_open_encode_session_ex_params_version (void);
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G_GNUC_INTERNAL
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gboolean gst_nvenc_load_library (void);
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#endif /* __GST_NVENC_H_INCLUDED__ */
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