nvll_osd_api.h

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/*
 * Copyright (c) 2019-2023, NVIDIA CORPORATION.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property
 * and proprietary rights in and to this software, related documentation
 * and any modifications thereto.  Any use, reproduction, disclosure or
 * distribution of this software and related documentation without an express
 * license agreement from NVIDIA Corporation is strictly prohibited.
 *
 */
 
#ifndef __NVLL_OSD_API_DEFS__
#define __NVLL_OSD_API_DEFS__
 
#include "nvll_osd_struct.h"
#include "nvbufsurface.h"
 
#define NVOSD_PRINT_E(f_, ...) \
  printf("libnvosd (%d):(ERROR) : " f_, __LINE__, ##__VA_ARGS__)
 
#define MAX_IN_BUF 16
#define MAX_BORDER_WIDTH 32
 
#ifdef __cplusplus
extern "C"
{
#endif
 
typedef void * NvOSDCtxHandle;
typedef struct _NvOSD_FrameTextParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_strings;
  NvOSD_TextParams *text_params_list;
  NvBufSurface *surf;
} NvOSD_FrameTextParams;
 
typedef struct _NvOSD_FrameRectParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_rects;
  NvOSD_RectParams *rect_params_list;
  NvBufSurface *surf;
} NvOSD_FrameRectParams;
 
typedef struct _NvOSD_FrameSegmentMaskParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_segments;
  NvOSD_RectParams *rect_params_list;
  NvOSD_MaskParams *mask_params_list;
  NvBufSurface *surf;
} NvOSD_FrameSegmentMaskParams;
 
typedef struct _NvOSD_FrameLineParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_lines;
  NvOSD_LineParams *line_params_list;
  NvBufSurface *surf;
} NvOSD_FrameLineParams;
 
typedef struct _NvOSD_FrameArrowParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_arrows;
  NvOSD_ArrowParams *arrow_params_list;
  NvBufSurface *surf;
} NvOSD_FrameArrowParams;
 
typedef struct _NvOSD_FrameCircleParams
{
  NvBufSurfaceParams *buf_ptr;
  NvOSD_Mode mode;
  int num_circles;
  NvOSD_CircleParams *circle_params_list;
  NvBufSurface *surf;
} NvOSD_FrameCircleParams;
 
NvOSDCtxHandle nvll_osd_create_context(void);
 
void nvll_osd_destroy_context(NvOSDCtxHandle nvosd_ctx);
 
void nvll_osd_set_clock_params(NvOSDCtxHandle nvosd_ctx, NvOSD_TextParams *clk_params);
 
 
int nvll_osd_put_text(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameTextParams *frame_text_params);
 
int nvll_osd_draw_segment_masks(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameSegmentMaskParams *frame_mask_params);
 
int nvll_osd_draw_rectangles(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameRectParams *frame_rect_params);
 
int nvll_osd_draw_lines(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameLineParams *frame_line_params);
 
int nvll_osd_draw_arrows(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameArrowParams *frame_arrow_params);
 
int nvll_osd_draw_circles(NvOSDCtxHandle nvosd_ctx, NvOSD_FrameCircleParams *frame_circle_params);
 
void *nvll_osd_set_params (NvOSDCtxHandle nvosd_ctx, int width, int height);
 
int nvll_osd_init_colors_for_hw_blend(void *nvosd_ctx, NvOSD_Color_info * color_info, int num_classes);
 
int nvll_osd_apply (NvOSDCtxHandle nvosd_ctx, NvBufSurfaceParams *buf_ptr, NvBufSurface *surf);
 
#ifdef __cplusplus
}
#endif
 
#endif