# Recorder: 2-stream concurrency use cases

Source: [https://docs.qualcomm.com/doc/80-88500-3/topic/37_Recorder__2_stream_concurrency_use_cases.html](https://docs.qualcomm.com/doc/80-88500-3/topic/37_Recorder__2_stream_concurrency_use_cases.html)

Note: Ensure that Weston is running before implementing the use cases.

For information on upstream GStreamer plug-ins and elements, see the GStreamer documentation at
        [https://gstreamer.freedesktop.org/documentation/plugins_doc.html](https://gstreamer.freedesktop.org/documentation/plugins_doc.html).

- **[Two H.264 streams: Saved to file](https://docs.qualcomm.com/doc/80-88500-3/topic/38_Two_H264_streams_stored_to_file.html)**
- **[Two H.264 streams: Saved to file and streamed over TCP](https://docs.qualcomm.com/doc/80-88500-3/topic/39_Two_H264_streams___one_stored_to_file_and_another_streamed_over_TCP.html)**
- **[Two H.264 streams: Saved to file and live camera preview](https://docs.qualcomm.com/doc/80-88500-3/topic/40_Two_H264_streams__one_stored_to_file_and_another_liver_camera_purview.html)**

**Parent Topic:** [Multimedia use cases](https://docs.qualcomm.com/doc/80-88500-3/topic/28_Multimedia_use_cases.html)

Last Published: Sep 26, 2023

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