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Morgan
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grd-hwaccel-nvidia.h Normal file
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/*
* Copyright (C) 2021 Pascal Nowack
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*/
#pragma once
#include <ffnvcodec/dynlink_cuda.h>
#include <glib-object.h>
#include <stdint.h>
#include "grd-types.h"
#define GRD_TYPE_HWACCEL_NVIDIA (grd_hwaccel_nvidia_get_type ())
G_DECLARE_FINAL_TYPE (GrdHwAccelNvidia, grd_hwaccel_nvidia,
GRD, HWACCEL_NVIDIA, GObject)
GrdHwAccelNvidia *grd_hwaccel_nvidia_new (GrdEglThread *egl_thread);
void grd_hwaccel_nvidia_get_cuda_functions (GrdHwAccelNvidia *hwaccel_nvidia,
gpointer *cuda_funcs);
void grd_hwaccel_nvidia_get_cuda_damage_kernels (GrdHwAccelNvidia *hwaccel_nvidia,
CUfunction *cu_chk_dmg_pxl,
CUfunction *cu_cmb_dmg_arr_cols,
CUfunction *cu_cmb_dmg_arr_rows,
CUfunction *cu_simplify_dmg_arr);
void grd_hwaccel_nvidia_push_cuda_context (GrdHwAccelNvidia *hwaccel_nvidia);
void grd_hwaccel_nvidia_pop_cuda_context (GrdHwAccelNvidia *hwaccel_nvidia);
gboolean grd_hwaccel_nvidia_register_read_only_gl_buffer (GrdHwAccelNvidia *hwaccel_nvidia,
CUgraphicsResource *cuda_resource,
uint32_t buffer);
void grd_hwaccel_nvidia_unregister_cuda_resource (GrdHwAccelNvidia *hwaccel_nvidia,
CUgraphicsResource cuda_resource,
CUstream cuda_stream);
gboolean grd_hwaccel_nvidia_map_cuda_resource (GrdHwAccelNvidia *hwaccel_nvidia,
CUgraphicsResource cuda_resource,
CUdeviceptr *dev_ptr,
size_t *size,
CUstream cuda_stream);
void grd_hwaccel_nvidia_unmap_cuda_resource (GrdHwAccelNvidia *hwaccel_nvidia,
CUgraphicsResource cuda_resource,
CUstream cuda_stream);
gboolean grd_hwaccel_nvidia_create_cuda_stream (GrdHwAccelNvidia *hwaccel_nvidia,
CUstream *cuda_stream);
void grd_hwaccel_nvidia_destroy_cuda_stream (GrdHwAccelNvidia *hwaccel_nvidia,
CUstream cuda_stream);
gboolean grd_hwaccel_nvidia_alloc_mem (GrdHwAccelNvidia *hwaccel_nvidia,
CUdeviceptr *device_ptr,
size_t size);
void grd_hwaccel_nvidia_clear_mem_ptr (GrdHwAccelNvidia *hwaccel_nvidia,
CUdeviceptr *device_ptr);
gboolean grd_hwaccel_nvidia_create_nvenc_session (GrdHwAccelNvidia *hwaccel_nvidia,
uint32_t *encode_session_id,
uint16_t surface_width,
uint16_t surface_height,
uint16_t *aligned_width,
uint16_t *aligned_height,
uint16_t refresh_rate);
void grd_hwaccel_nvidia_free_nvenc_session (GrdHwAccelNvidia *hwaccel_nvidia,
uint32_t encode_session_id);
gboolean grd_hwaccel_nvidia_avc420_encode_bgrx_frame (GrdHwAccelNvidia *hwaccel_nvidia,
uint32_t encode_session_id,
CUdeviceptr src_data,
CUdeviceptr *main_view_nv12,
uint16_t src_width,
uint16_t src_height,
uint16_t aligned_width,
uint16_t aligned_height,
CUstream cuda_stream);
gboolean grd_hwaccel_nvidia_avc420_retrieve_bitstream (GrdHwAccelNvidia *hwaccel_nvidia,
uint32_t encode_session_id,
uint8_t **bitstream,
uint32_t *bitstream_size);