# GStreamer debugging tools Source: [https://docs.qualcomm.com/doc/80-70014-50/topic/imsdk_debug_gst.html](https://docs.qualcomm.com/doc/80-70014-50/topic/imsdk_debug_gst.html) GST\_DEBUG is a debugging technique where a number is specified to set the appropriate level for logging. The GStreamer debug output is controlled by the `GST_DEBUG` environment variable. For example, to log all warnings, run the following command: export GST_DEBUG=2Copy to clipboard **Parent Topic:** [Sample applications](https://docs.qualcomm.com/doc/80-70014-50/topic/example-applications.html) **Related Information** - [https://gstreamer.freedesktop.org/documentation/tutorials/basic/debugging-tools.html?gi-language=c](https://gstreamer.freedesktop.org/documentation/tutorials/basic/debugging-tools.html?gi-language=c) Last Published: Oct 27, 2025 [Previous Topic Video composition](https://docs.qualcomm.com/bundle/publicresource/80-70014-50/topics/gst-weston-composition-example.md) [Next Topic GStreamer command-line use cases](https://docs.qualcomm.com/bundle/publicresource/80-70014-50/topics/gstreamer-application-use-cases.md)