Updating prebuilts and/or headers

6bafa48f47ad43d33ee446cf86f2b1da134f7868 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_asound_common.h
d2d35088439d36583769e88ae1e00b60c476fd4d - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.h
33a285339d714d5546cddb92a710e418853470aa - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_asound_common.c
582a142d1a3098aed3bb4c8f7329e8cdac7b0ed8 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_x11_common.c
8e85d7eb34d7f411e8269a9de58958ff84385d02 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.c
aaafd7fd4c0214a52bf73dd2a0ba0af08c675b85 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_x11_common.h
7152d9928416f55c6879ec0170a495f71eabf80d - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/Makefile.public
6913ed4a984b2247d1373f0e1b395c582fefb2bd - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/LICENSE
f10c2dee4b1065e7c2dccbb6f32390dd6e3c1491 - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/nvgstipctestapp.c
4d1b5a02533b224281502e7197e7945faa2885f5 - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.h
68e327a1f71ca2687f4aa9f223bb6be83bcf5e5c - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.c
4b5054ba7e2715bddd948e4603445230ce1cf350 - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.c
87556b6e7da0ec3865546f10b7a58959cd8c6bfc - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.h

Change-Id: I16e81f771d78bb3355b741d819459dd25b1dc67c

commitFile.txt

@@ -1,15 +1,15 @@
 Updating prebuilts and/or headers 
 
 6bafa48f47ad43d33ee446cf86f2b1da134f7868 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_asound_common.h
-c028fa403772288daf002520356e8e18cce5cb06 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.h
+d2d35088439d36583769e88ae1e00b60c476fd4d - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.h
 33a285339d714d5546cddb92a710e418853470aa - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_asound_common.c
 582a142d1a3098aed3bb4c8f7329e8cdac7b0ed8 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_x11_common.c
-d3dee823127d19bcf050cb35c5e0962e9130d789 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.c
+8e85d7eb34d7f411e8269a9de58958ff84385d02 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.c
 aaafd7fd4c0214a52bf73dd2a0ba0af08c675b85 - nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgst_x11_common.h
 7152d9928416f55c6879ec0170a495f71eabf80d - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/Makefile.public
 6913ed4a984b2247d1373f0e1b395c582fefb2bd - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/LICENSE
-820c394e9e2e204fd1e289e3b0aa58c91339172b - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/nvgstipctestapp.c
-bd149086ce2fd243a4f2ef669945ed673aa459b9 - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.h
-ec4e84387d8e0e16529f7c8bcd7fee48c16c769c - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.c
-a5bdf6935960973677a005d9d28a04c023f5ec6f - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.c
+f10c2dee4b1065e7c2dccbb6f32390dd6e3c1491 - nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/nvgstipctestapp.c
+4d1b5a02533b224281502e7197e7945faa2885f5 - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.h
+68e327a1f71ca2687f4aa9f223bb6be83bcf5e5c - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.c
+4b5054ba7e2715bddd948e4603445230ce1cf350 - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.c
 87556b6e7da0ec3865546f10b7a58959cd8c6bfc - nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.h

nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgst_x11_common.c

@@ -1,5 +1,6 @@
 /*
- * Copyright (c) 2016, NVIDIA CORPORATION. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright (c) 2016-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: MIT
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -13,7 +14,7 @@
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
@@ -21,6 +22,7 @@
  */
 
 #include "nvgst_x11_common.h"
+#include <stdbool.h>
 
 void
 nvgst_x11_init (displayCtx * dpyCtx)
@@ -52,7 +54,7 @@ saver_off (displayCtx * dpyCtx)
 {
   int nothing;
   if (DPMSQueryExtension (dpyCtx->mDisplay, &nothing, &nothing)) {
-    BOOL enabled;
+    BOOL enabled = false;
     CARD16 powerLevel;
 
     DPMSInfo (dpyCtx->mDisplay, &powerLevel, &enabled);
@@ -75,7 +77,7 @@ saver_on (displayCtx * dpyCtx)
 {
   int nothing;
   if (DPMSQueryExtension (dpyCtx->mDisplay, &nothing, &nothing)) {
-    BOOL enabled;
+    BOOL enabled = false;
     CARD16 powerLevel;
 
     DPMSInfo (dpyCtx->mDisplay, &powerLevel, &enabled);

nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2014-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright (c) 2014-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
  * SPDX-License-Identifier: MIT
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -1405,14 +1405,12 @@ invalid_input:
 void
 set_capture_device_node (void)
 {
-  gchar *fname = g_strdup ("/dev/video");
-  fname = strcat (fname, app->cap_dev_node);
+  gchar *fname = g_strdup_printf ("/dev/video%s", app->cap_dev_node);
 
   if (app->vidcap_device && access (fname, F_OK) != -1) {
     g_free (app->vidcap_device);
     app->vidcap_device = NULL;
-    app->vidcap_device = g_strdup ("/dev/video");
-    app->vidcap_device = strcat (app->vidcap_device, app->cap_dev_node);
+    app->vidcap_device = g_strdup_printf ("/dev/video%s", app->cap_dev_node);
   } else {
     g_print ("%s does not exist\n",fname);
   }
@@ -1790,6 +1788,9 @@ capture_init_params (void)
   app->x_cond = malloc(sizeof(*(app->x_cond)));
   g_cond_init (app->x_cond);
 
+  app->x_event_thread = NULL;
+  g_atomic_int_set(&app->x_thread_should_exit, FALSE);
+
   app->native_record = GST_PAD_PROBE_DROP;
   app->file_name = g_strdup (NVGST_DEFAULT_FILENAME);
   app->vidcap_device = g_strdup (NVGST_DEFAULT_VIDCAP_DEVICE);
@@ -4146,7 +4147,7 @@ exit_capture (gpointer data)
 static void
 nvgst_handle_xevents ()
 {
-  XEvent e;
+  XEvent e = {0};
   Atom wm_delete;
   displayCtx *dpyCtx = &app->disp;
 
@@ -4168,13 +4169,17 @@ static gpointer
 nvgst_x_event_thread (gpointer data)
 {
   g_mutex_lock (app->lock);
-  while (app->disp.window) {
+  while (app->disp.window && !g_atomic_int_get(&app->x_thread_should_exit)) {
     nvgst_handle_xevents ();
-    g_mutex_unlock(app->lock);
-    g_usleep(G_USEC_PER_SEC / 20);
-    g_mutex_lock(app->lock);
+    /* Wait for 50ms or until signaled to exit */
+    gint64 end_time = g_get_monotonic_time() + 50000; /* 50ms timeout */
+    g_cond_wait_until(app->x_cond, app->lock, end_time);
   }
-  g_mutex_unlock(app->lock);
+
+  /* Only unlock if we still have a valid lock */
+  if (app->lock)
+    g_mutex_unlock(app->lock);
+
   return NULL;
 }
 #endif
@@ -4754,12 +4759,20 @@ done:
     g_main_loop_unref (loop);
 
 #if !GUI
-  g_mutex_lock (app->lock);
-  if (app->disp.window)
-    nvgst_destroy_window (&app->disp);
-  g_mutex_unlock (app->lock);
+  /* Properly signal X event thread to exit and wait for it */
+  if (app->lock && app->x_event_thread) {
+    g_mutex_lock (app->lock);
+    /* Signal the X event thread to exit */
+    g_atomic_int_set(&app->x_thread_should_exit, TRUE);
+    g_cond_signal(app->x_cond);  /* Wake up the waiting thread immediately */
+    if (app->disp.window)
+      nvgst_destroy_window (&app->disp);
+    g_mutex_unlock (app->lock);
 
-  g_thread_join(app->x_event_thread);
+    /* Join the thread before destroying the mutex */
+    g_thread_join(app->x_event_thread);
+    app->x_event_thread = NULL;
+  }
 
   if (app->disp.mDisplay)
     nvgst_x11_uninit (&app->disp);
@@ -4767,16 +4780,19 @@ done:
 
   if (app->lock) {
     g_mutex_clear (app->lock);
+    g_free (app->lock);
     app->lock = NULL;
   }
 
   if (app->cond) {
     g_cond_clear (app->cond);
+    g_free (app->cond);
     app->cond = NULL;
   }
 
   if (app->x_cond) {
     g_cond_clear (app->x_cond);
+    g_free (app->x_cond);
     app->x_cond = NULL;
   }
 
@@ -4786,9 +4802,6 @@ done:
   g_free (app->csi_options_argus);
   g_free (app->overlayConfig);
   g_free (app->eglConfig);
-  g_free (app->lock);
-  g_free (app->cond);
-  g_free (app->x_cond);
 
   NVGST_INFO_MESSAGE ("Camera application will now exit");
 

nvgstapps_src/nvgst_sample_apps/nvgstcapture-1.0/nvgstcapture.h

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2014-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright (c) 2014-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
  * SPDX-License-Identifier: MIT
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -663,6 +663,7 @@ typedef struct
   GCond *x_cond;
   GThread *reset_thread;
   GThread *x_event_thread;
+  gint x_thread_should_exit;  // Flag to signal X event thread to exit (atomic)
 
   CamRes capres;
   EncSet encset;

nvgstapps_src/nvgst_sample_apps/nvgstipctestapp-1.0/nvgstipctestapp.c

@@ -34,6 +34,10 @@
 #include <unistd.h>
 
 #define MAX_SOURCE_BINS 32
+#define CONFIG_CSI_SOURCE_WIDTH 1920
+#define CONFIG_CSI_SOURCE_HEIGHT 1080
+#define CONFIG_CSI_SOURCE_FPS_N 30
+#define CONFIG_CSI_SOURCE_FPS_D 1
 
 /* NVIDIA Decoder source pad memory feature. This feature signifies that source
  * pads having this capability will push GstBuffers containing cuda buffers. */
@@ -43,6 +47,8 @@ typedef struct
 {
   gchar *uri;
   gchar *socket_path;
+  guint cam_src;
+  guint sensor_id;
   guint bus_id;
   GstElement *pipeline;
   void *appCtx;
@@ -76,7 +82,7 @@ bus_call (GstBus * bus, GstMessage * msg, gpointer user_data)
     case GST_MESSAGE_WARNING:
     {
       gchar *debug;
-      GError *error;
+      GError *error = NULL;
       gst_message_parse_warning (msg, &error, &debug);
       g_printerr ("WARNING from element %s: %s\n",
           GST_OBJECT_NAME (msg->src), error->message);
@@ -88,7 +94,7 @@ bus_call (GstBus * bus, GstMessage * msg, gpointer user_data)
     case GST_MESSAGE_ERROR:
     {
       gchar *debug;
-      GError *error;
+      GError *error = NULL;
       gst_message_parse_error (msg, &error, &debug);
       g_printerr ("ERROR from element %s: %s\n",
           GST_OBJECT_NAME (msg->src), error->message);
@@ -100,7 +106,7 @@ bus_call (GstBus * bus, GstMessage * msg, gpointer user_data)
       break;
     }
     case GST_MESSAGE_STATE_CHANGED:{
-      GstState oldstate, newstate;
+      GstState oldstate = GST_STATE_NULL, newstate = GST_STATE_NULL;
       gst_message_parse_state_changed (msg, &oldstate, &newstate, NULL);
         switch (newstate) {
           case GST_STATE_PLAYING:
@@ -223,6 +229,67 @@ create_source_bin (guint index, gchar * uri)
   return bin;
 }
 
+static GstElement*
+create_csi_source_bin (guint index, guint sensor_id) {
+  GstElement *bin = NULL, *src_elem = NULL, *caps_filter = NULL;
+  GstPad *source_pad = NULL, *ghost_sourcepad = NULL;
+  GstCaps *caps = NULL;
+  gchar bin_name[16] = {};
+
+  g_snprintf(bin_name, 15, "source-bin-%02d", index);
+  /* Create a source GstBin to abstract this bin's content from the rest of the
+   * pipeline */
+  bin = gst_bin_new(bin_name);
+
+  src_elem = gst_element_factory_make ("nvarguscamerasrc", "csi_src_elem");
+
+  if (!bin || !src_elem) {
+    g_printerr("One element in source bin could not be created.\n");
+    return NULL;
+  }
+  g_object_set (G_OBJECT (src_elem), "sensor-id", sensor_id, NULL);
+
+  caps_filter = gst_element_factory_make("capsfilter", "src_cap_filter");
+  if (!caps_filter) {
+    g_printerr("Could not create 'src_cap_filter'");
+    return NULL;
+  }
+  caps = gst_caps_new_simple(
+                             "video/x-raw", "format", G_TYPE_STRING, "NV12", "width", G_TYPE_INT,
+                             CONFIG_CSI_SOURCE_WIDTH, "height", G_TYPE_INT, CONFIG_CSI_SOURCE_HEIGHT,
+                             "framerate", GST_TYPE_FRACTION, CONFIG_CSI_SOURCE_FPS_N,
+                             CONFIG_CSI_SOURCE_FPS_D, NULL);
+
+  GstCapsFeatures *feature = NULL;
+  feature = gst_caps_features_new ("memory:NVMM", NULL);
+  gst_caps_set_features (caps, 0, feature);
+
+  g_object_set (G_OBJECT (caps_filter), "caps", caps, NULL);
+
+  gst_bin_add_many (GST_BIN (bin), src_elem, caps_filter, NULL);
+
+  if (!gst_element_link_many (src_elem, caps_filter, NULL)) {
+    g_printerr ("Elements could not be linked. Exiting.\n");
+    gst_caps_unref (caps);
+    return NULL;
+  }
+
+  source_pad = gst_element_get_static_pad (caps_filter, "src");
+  ghost_sourcepad = gst_ghost_pad_new ("src", source_pad);
+  gst_pad_set_active (ghost_sourcepad, TRUE);
+  if (!gst_element_add_pad (bin, ghost_sourcepad)) {
+    g_printerr ("Failed to add ghost pad in source bin\n");
+    gst_caps_unref (caps);
+    gst_object_unref (source_pad);
+    return NULL;
+  }
+
+  gst_caps_unref (caps);
+  gst_object_unref (source_pad);
+
+  return bin;
+}
+
 static GstElement *
 create_ipc_source_bin (NvIpcClientPipeline *ipcclient, guint index, gchar *socket_path)
 {
@@ -430,15 +497,15 @@ create_server_pipeline (int argc, char *argv[])
 {
   AppCtx appCtx;
   guint i =0, num_sources = 0;
-  num_sources = (argc - 2)/2;
   GMainLoop *loop = NULL;
+  char **arg = argv + 2;
   gboolean PERF_MODE = g_getenv("NV_IPC_TEST_PERF_MODE") &&
       !g_strcmp0(g_getenv("NV_IPC_TEST_PERF_MODE"), "1");
 
   memset(&appCtx, 0, sizeof(AppCtx));
   appCtx.loop = loop = g_main_loop_new (NULL, FALSE);
 
-  for (i = 0; i < num_sources; i++) {
+  while (*arg) {
     GstElement *pipeline = NULL;
     GstBus *bus = NULL;
     guint bus_watch_id;
@@ -451,15 +518,27 @@ create_server_pipeline (int argc, char *argv[])
       return -1;
     }
 
-    source_bin = create_source_bin (i, argv[(i*2) + 2]);
+    if (!strcmp(*arg, "-cs")) {
+      arg++;
+      appCtx.ipcserver[i].cam_src = atoi(*arg++);
+      appCtx.ipcserver[i].sensor_id = 0;
+      if (!strcmp(*arg, "-sid")) {
+        arg++;
+        appCtx.ipcserver[i].sensor_id = atoi(*arg++);
+      }
+      source_bin = create_csi_source_bin (i, appCtx.ipcserver[i].sensor_id);
+    } else {
+      appCtx.ipcserver[i].uri = strdup(*arg++);
+      source_bin = create_source_bin (i, appCtx.ipcserver[i].uri);
+    }
+
     if (!source_bin) {
       g_printerr ("Failed to create source bin. Exiting.\n");
       return -1;
     }
     gst_bin_add (GST_BIN (pipeline), source_bin);
-    appCtx.ipcserver[i].uri = strdup(argv[(i*2) + 2]);
 
-    appCtx.ipcserver[i].socket_path = strdup(argv[(i*2) + 3]);
+    appCtx.ipcserver[i].socket_path = strdup(*arg++);
     nvunixfdsink = gst_element_factory_make ("nvunixfdsink", NULL);
     if (!nvunixfdsink) {
       g_printerr ("Failed to create nvunixfdsink. Exiting.\n");
@@ -491,6 +570,9 @@ create_server_pipeline (int argc, char *argv[])
     appCtx.ipcserver[i].appCtx = &appCtx;
     if (PERF_MODE)
       g_signal_connect(pipeline, "deep-notify", G_CALLBACK(gst_object_default_deep_notify), NULL);
+
+    i++;
+    num_sources++;
   }
 
   /* Set the pipeline to "playing" state */
@@ -498,8 +580,7 @@ create_server_pipeline (int argc, char *argv[])
 
   for (i = 0; i < num_sources; i++) {
     gst_element_set_state (appCtx.ipcserver[i].pipeline, GST_STATE_PLAYING);
-    g_print("server is started uri: %s path: %s\n",
-             appCtx.ipcserver[i].uri, appCtx.ipcserver[i].socket_path);
+    g_print("server is started path: %s\n", appCtx.ipcserver[i].socket_path);
   }
 
   /* Wait till pipeline encounters an error or EOS */
@@ -514,10 +595,11 @@ create_server_pipeline (int argc, char *argv[])
     gst_element_set_state (appCtx.ipcserver[i].pipeline, GST_STATE_NULL);
     gst_object_unref (GST_OBJECT (appCtx.ipcserver[i].pipeline));
     g_source_remove (appCtx.ipcserver[i].bus_id);
-    g_print("server is closed uri: %s path: %s\n",
-             appCtx.ipcserver[i].uri, appCtx.ipcserver[i].socket_path);
-    g_free(appCtx.ipcserver[i].uri);
-    g_free(appCtx.ipcserver[i].socket_path);
+    g_print("server is closed path: %s\n", appCtx.ipcserver[i].socket_path);
+    if (appCtx.ipcserver[i].uri)
+      g_free(appCtx.ipcserver[i].uri);
+    if (appCtx.ipcserver[i].socket_path)
+      g_free(appCtx.ipcserver[i].socket_path);
   }
 
   g_main_loop_unref (loop);
@@ -532,7 +614,10 @@ main (int argc, char *argv[])
   /* Check input arguments */
   if (argc < 3) {
     g_printerr ("Usage: %s <server> <rtsp_url> <socket_path>\n", argv[0]);
+    g_printerr ("OR: %s <server> -cs <camera_source> -sid <sensor_id> <socket_path> \n", argv[0]);
     g_printerr ("OR: %s <client> <socket_path> \n", argv[0]);
+    g_printerr ("-cs : camera source to use (0 = CSI)\n");
+    g_printerr ("-sid : camera sensor ID value (0, 1, ...)\n");
     return -1;
   }
 

nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.c

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: Copyright (c) 2013-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright (c) 2013-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
  * SPDX-License-Identifier: MIT
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -613,7 +613,7 @@ on_input (GIOChannel * ichannel, GIOCondition cond, gpointer data)
         res = NVGST_RET_ERR;
 
     } else if (!g_strcmp0 (tbuffer, "spos") && app->running) {
-      GstClockTimeDiff pos;
+      GstClockTimeDiff pos = 0;
       GstFormat format = GST_FORMAT_TIME;
 
       if (gst_element_query_position (app->pipeline, format, &pos))
@@ -637,7 +637,7 @@ on_input (GIOChannel * ichannel, GIOCondition cond, gpointer data)
 
       } else if (g_str_has_prefix (tbuffer, "f") &&
           is_valid_number (tbuffer + 1, TRUE, TRUE)) {
-        GstClockTimeDiff pos;
+        GstClockTimeDiff pos = 0;
         GstFormat format = GST_FORMAT_TIME;
 
         if (gst_element_query_position (app->pipeline, format, &pos) &&
@@ -651,7 +651,7 @@ on_input (GIOChannel * ichannel, GIOCondition cond, gpointer data)
           res = NVGST_RET_ERR;
         }
       } else if (g_str_has_prefix (tbuffer, "<")) {
-        GstClockTimeDiff pos;
+        GstClockTimeDiff pos = 0;
         GstFormat format = GST_FORMAT_TIME;
 
         if (gst_element_query_position (app->pipeline, format, &pos) &&
@@ -1113,7 +1113,7 @@ bus_call (GstBus * bus, GstMessage * msg, gpointer data)
       break;
 
     case GST_MESSAGE_INFO:{
-      GError *gerror;
+      GError *gerror = NULL;
       gchar *debug = NULL;
       gchar *name = gst_object_get_path_string (GST_MESSAGE_SRC (msg));
 
@@ -2324,6 +2324,9 @@ autoplug_select (GstElement * dbin, GstPad * pad, GstCaps * caps,
                            g_strcmp0(name, "video/x-wmv") &&
                            g_strcmp0(name, "video/x-h263"))
             app->svd = g_strconcat (NVGST_DEFAULT_VIDEO_DEC, NULL);
+          /* Use nvjpegdec for jpeg format */
+          else if (!app->svd && !g_strcmp0(name, "image/jpeg"))
+            app->svd = g_strconcat (NVGST_DEFAULT_IMAGE_DEC, NULL);
           in->video_dec = get_keys (caps, NVGST_VIDEO_DEC, app->svd);
 
           if (in->video_dec) {

nvgstapps_src/nvgst_sample_apps/nvgstplayer-1.0/nvgstplayer.h

@@ -98,6 +98,7 @@ dummy_func ()
 #define NVGST_DEFAULT_AUDIO_SINK          "alsasink"
 #define NVGST_DEFAULT_VIDEO_SINK          "nv3dsink"
 #define NVGST_DEFAULT_VIDEO_DEC           "nvv4l2decoder"
+#define NVGST_DEFAULT_IMAGE_DEC           "nvjpegdec"
 #define NVGST_DEFAULT_FILE_SRC            "filesrc"
 #define NVGST_DEFAULT_RTSP_SRC            "rtspsrc"
 #define NVGST_DEFAULT_HTTP_SRC            "souphttpsrc"

push_info.txt

@@ -1 +1 @@
-jetson_36.4
+jetson_38.2