debug added

examples/capture/rs-capture.cpp

@@ -1,39 +1,77 @@
-// License: Apache 2.0. See LICENSE file in root directory.
+// License: Apache 2.0. See LICENSE file in root directory.
 // Copyright(c) 2017 Intel Corporation. All Rights Reserved.
 
 #include <librealsense2/rs.hpp> // Include RealSense Cross Platform API
-#include "example.hpp"          // Include short list of convenience functions for rendering
+#include <iostream>
+#include <rsutils/string/from.h>
+
+std::ostream & operator<<( std::ostream & ss, const rs2::frame & self )
+{
+    ss << rs2_format_to_string( self.get_profile().format() );
+    ss << " #" << self.get_frame_number();
+    ss << " @" << rsutils::string::from( self.get_timestamp() );
+    return ss;
+}
+
+std::string print_frameset(rs2::frame f)
+{
+    std::ostringstream ss;
+    ss << "frame";
+    if (auto fs = f.as<rs2::frameset>())
+    {
+        ss << "set";
+        for(auto sf : fs)
+        {
+            ss << " " << sf;
+        }
+    }
+    else
+    {
+        ss << " " << f;
+    }
+    return ss.str();
+}
+
+void run_and_verify_frame_received(rs2::pipeline& pipe)
+{
+    auto start = std::chrono::high_resolution_clock().now(); 
+    pipe.start();
+    auto frameset = pipe.wait_for_frames();
+    auto stop = std::chrono::high_resolution_clock().now();
+    auto duration_ms = std::chrono::duration_cast<std::chrono::milliseconds>(stop - start).count();
+    /*auto depth_frame = frameset.get_depth_frame();
+    if( depth_frame)
+    {
+        std::cout << "D";
+    }
+    auto color_frame = frameset.get_color_frame();
+    if( color_frame)
+    {
+        std::cout << "C";
+    }
+    std::cout << std::endl;*/
+    std::ostringstream ss;
+    ss << "After " << duration_ms << "[msec], got first frame of " << print_frameset(frameset);
+    std::cout << ss.str() << std::endl;
+    pipe.stop();
+}
 
 // Capture Example demonstrates how to
 // capture depth and color video streams and render them to the screen
 int main(int argc, char * argv[]) try
 {
-    rs2::log_to_console(RS2_LOG_SEVERITY_ERROR);
-    // Create a simple OpenGL window for rendering:
-    window app(1280, 720, "RealSense Capture Example");
+    rs2::log_to_file(RS2_LOG_SEVERITY_DEBUG, "mylog.txt");
 
-    // Declare depth colorizer for pretty visualization of depth data
-    rs2::colorizer color_map;
-    // Declare rates printer for showing streaming rates of the enabled streams.
-    rs2::rates_printer printer;
+    auto ctx = rs2::context();
+    auto dev = ctx.query_devices().front();
+    rs2::pipeline pipe(ctx);
+    pipe.set_device(&dev);
 
-    // Declare RealSense pipeline, encapsulating the actual device and sensors
-    rs2::pipeline pipe;
-
-    // Start streaming with default recommended configuration
-    // The default video configuration contains Depth and Color streams
-    // If a device is capable to stream IMU data, both Gyro and Accelerometer are enabled by default
-    pipe.start();
-
-    while (app) // Application still alive?
+    int iterations = 0;
+    while (++iterations < 500) // Application still alive?
     {
-        rs2::frameset data = pipe.wait_for_frames().    // Wait for next set of frames from the camera
-                             apply_filter(printer).     // Print each enabled stream frame rate
-                             apply_filter(color_map);   // Find and colorize the depth data
-
-        // The show method, when applied on frameset, break it to frames and upload each frame into a gl textures
-        // Each texture is displayed on different viewport according to it's stream unique id
-        app.show(data);
+        std::cout << "iteration no" << iterations << std::endl;
+        run_and_verify_frame_received(pipe);
     }
 
     return EXIT_SUCCESS;
@@ -48,3 +86,4 @@ catch (const std::exception& e)
     std::cerr << e.what() << std::endl;
     return EXIT_FAILURE;
 }
+

src/linux/backend-v4l2.cpp

@@ -2098,6 +2098,7 @@ namespace librealsense
 
                 ++pixel_format.index;
             }
+            LOG_WARNING("GET_PROFILES() - results_size = " << results.size());
             return results;
         }
 

src/rs.cpp

@@ -2307,6 +2307,7 @@ NOEXCEPT_RETURN(, pipe)
 rs2_pipeline_profile* rs2_pipeline_start(rs2_pipeline* pipe, rs2_error ** error) BEGIN_API_CALL
 {
     VALIDATE_NOT_NULL(pipe);
+    LOG_WARNING("PIPELINE START");
     return new rs2_pipeline_profile{ pipe->pipeline->start(std::make_shared<pipeline::config>()) };
 }
 HANDLE_EXCEPTIONS_AND_RETURN(nullptr, pipe)

unit-tests/live/frames/test-pipeline-start-stop.py

@@ -1,19 +1,21 @@
 # License: Apache 2.0. See LICENSE file in root directory.
 # Copyright(c) 2023-2024 Intel Corporation. All Rights Reserved.
 
-# test:donotrun:!nightly
+
 # Currently, we exclude D457 as it's failing
 # test:device each(D400*) !D457
 # On D455 and other units with IMU it takes ~4 seconds per iteration
-# test:timeout 220
+# test:timeout 500
 
 import pyrealsense2 as rs
 from rspy.stopwatch import Stopwatch
 from rspy import test, log
 import time
 
+rs.log_to_file(rs.log_severity.debug, "pipeine_test_log.log")
+
 # Run multiple start stop of all streams and verify we get a frame for each once
-ITERATIONS_COUNT = 50
+ITERATIONS_COUNT = 500
 
 dev, ctx = test.find_first_device_or_exit()
 pipe = rs.pipeline(ctx)