Deepstream 姿势估计无法检测到任何骨架

问题描述

我试图使用 jpegparse 而不是将输入源类型从视频更改为图像 h264parse 但我使用的后处理图像在人的顶部没有骨架覆盖，而且运行时的值显示检测失败。

GMainLoop *loop = NULL;
  GstCaps *caps = NULL;
  GstElement *pipeline = NULL,*source = NULL,*jpegparser = NULL,*decoder = NULL,*streammux = NULL,*sink = NULL,*pgie = NULL,*nvvidconv = NULL,*nvosd = NULL;


  GstBus *bus = NULL;
  guint bus_watch_id;
  GstPad *osd_sink_pad = NULL;

  if (argc != 2)
  {
    g_printerr("Usage: %s <filename> \n",argv[0]);
    return -1;
  }

  gst_init(&argc,&argv);
  loop = g_main_loop_new(NULL,FALSE);

  pipeline = gst_pipeline_new("deepstream-tensorrt-openpose-pipeline");

  source = gst_element_factory_make("filesrc","file-source");

  jpegparser = gst_element_factory_make("jpegparse","jpeg-parser");

  decoder = gst_element_factory_make("nvv4l2decoder","nvv4l2-decoder");

  streammux = gst_element_factory_make("nvstreammux","stream-muxer");

  if (!pipeline || !streammux)
  {
    g_printerr("One element Could not be created. Exiting.\n");
    return -1;
  }

  pgie = gst_element_factory_make("nvinfer","primary-nvinference-engine");

  nvsink = gst_element_factory_make("nveglglessink","nvvideo-renderer");
  sink = gst_element_factory_make("fpsdisplaysink","fps-display");

  g_object_set(G_OBJECT(sink),"text-overlay",FALSE,"video-sink",nvsink,"sync",NULL);

  if (!source || !jpegparser || !decoder || !pgie || !nvvidconv || !nvosd || !sink)
  {
    g_printerr("One element Could not be created. Exiting.\n");
    return -1;
  }


  g_object_set(G_OBJECT(source),"location",argv[1],NULL);

  g_object_set(G_OBJECT(streammux),"width",muxer_OUTPUT_WIDTH,"height",muxer_OUTPUT_HEIGHT,"batch-size",1,"batched-push-timeout",muxer_BATCH_TIMEOUT_USEC,NULL);


  g_object_set(G_OBJECT(pgie),"output-tensor-Meta",TRUE,"config-file-path","deepstream_pose_estimation_config.txt",NULL);


  bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline));
  bus_watch_id = gst_bus_add_watch(bus,bus_call,loop);
  gst_object_unref(bus);


  gst_bin_add_many(GST_BIN(pipeline),streammux,source,jpegparser,decoder,pgie,nvvidconv,nvosd,sink,NULL);
  GstPad *sinkpad,*srcpad;
  gchar pad_name_sink[16] = "sink_0";
  gchar pad_name_src[16] = "src";

  sinkpad = gst_element_get_request_pad(streammux,pad_name_sink);
  if (!sinkpad)
  {
    g_printerr("Streammux request sink pad Failed. Exiting.\n");
    return -1;
  }

  srcpad = gst_element_get_static_pad(decoder,pad_name_src);
  if (!srcpad)
  {
    g_printerr("Decoder request src pad Failed. Exiting.\n");
    return -1;
  }

  if (gst_pad_link(srcpad,sinkpad) != GST_PAD_LINK_OK)
  {
    g_printerr("Failed to link decoder to stream muxer. Exiting.\n");
    return -1;
  }

  gst_object_unref(sinkpad);
  gst_object_unref(srcpad);

  if (!gst_element_link_many(source,NULL))
  {
    g_printerr("Elements Could not be linked: 1. Exiting.\n");
    return -1;
  }

  if (!gst_element_link_many(streammux,NULL))
  {
    g_printerr("Elements Could not be linked: 2. Exiting.\n");
    return -1;
  }

  GstPad *pgie_src_pad = gst_element_get_static_pad(pgie,"src");
  if (!pgie_src_pad)
    g_print("Unable to get pgie src pad\n");
  else
    gst_pad_add_probe(pgie_src_pad,GST_PAD_PROBE_TYPE_BUFFER,pgie_src_pad_buffer_probe,(gpointer)sink,NULL);

  osd_sink_pad = gst_element_get_static_pad(nvosd,"sink");
  if (!osd_sink_pad)
    g_print("Unable to get sink pad\n");
  else
    gst_pad_add_probe(osd_sink_pad,osd_sink_pad_buffer_probe,NULL);

  g_print("Now playing: %s\n",argv[1]);
  gst_element_set_state(pipeline,GST_STATE_PLAYING);

  g_print("Running...\n");
  g_main_loop_run(loop);

  g_print("Returned,stopping playback\n");
  gst_element_set_state(pipeline,GST_STATE_NULL);
  g_print("Deleting pipeline\n");
  gst_object_unref(GST_OBJECT(pipeline));
  g_source_remove(bus_watch_id);
  g_main_loop_unref(loop);

我想使用此解决方案进行姿势估计，但使用图像源，而不是视频源，但我不知道为什么此实现不起作用，所以如果有人有想法，请告诉我。 非常感谢任何帮助。

解决方法

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