Saving frame with detected object [Jetson Nano, DS4.0.2]

[DaneLLL]

Hi,
If you would like to crop the objects and save them into JPEGs, you can check

How to crop the image and save

Hi, Please refer to the following sample: static GstFlowReturn get_converted_mat (GstDsExample * dsexample, NvBufSurface *input_buf, gint idx, NvOSD_RectParams * crop_rect_params, gdouble & ratio, gint input_width, gint input_height) { NvBufSurfTransform_Error err; NvBufSurfTransformConfigParams transform_config_params; NvBufSurfTransformParams transform_params; NvBufSurfTransformRect src_rect; NvBufSurfTransformRect dst_rect; NvBufSurface ip_surf; cv::Mat in_mat, out_mat…

If you would like to save full frames, you can check

RTSP camera access frame issue

Hi, Adding the following code to tracking_done_buf_prob() works fine. For your reference. #if 1 static int dump = 0; if (dump < 150) { GstMapInfo in_map_info; NvBufSurface *surface = NULL; memset (&in_map_info, 0, sizeof (in_map_info)); if (!gst_buffer_map (buf, &in_map_info, GST_MAP_READ)) { g_print ("Error: Failed to map gst buffer\n"); gst_buffer_unmap (buf, &in_map_info); return GST_PAD_PROBE_OK; } cudaError_t cuda_err; NvBufSurfTransform…