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diff --git a/scripts/audio_thread_log_viewer/README.md b/scripts/audio_thread_log_viewer/README.md deleted file mode 100644 index 7b2612d3..00000000 --- a/scripts/audio_thread_log_viewer/README.md +++ /dev/null @@ -1,45 +0,0 @@ -# Audio thread log viewer -It is a tool to draw a time chart from audio thread log. It can make debug -easier. - -[TOC] - -## Prepare an audio thread log -The easiest way to get audio thread log is typing `cras_test_client --dump_a` -in ChromeOS shell. - -The format should be like -``` -Audio Thread Event Log: -start at 4434i -2019-07-02T15:30:46.539479158 cras atlog SET_DEV_WAKE dev:7 hw_level:216 sleep:168 -2019-07-02T15:30:46.539482658 cras atlog DEV_SLEEP_TIME dev:7 wake: 15:30:46.542974324 -2019-07-02T15:30:46.539492991 cras atlog DEV_SLEEP_TIME dev:8 wake: 15:30:46.539358095 -2019-07-02T15:30:46.539501241 cras atlog SLEEP sleep:000000000.000000000 longest_wake:001553999 -... -``` - -## Generate an HTML file -``` -usage: viewer_c3.py [-h] [-o OUTPUT] [-d] FILE - -Draw time chart from audio thread log - -positional arguments: - FILE The audio thread log file - -optional arguments: - -h, --help show this help message and exit - -o OUTPUT The output HTML file (default: view.html) - -d Show debug message (default: False) -``` - -## View the result -Open the output from vierwe_c3.py by Chrome. There are several functions in -this site: -+ The blue points show the hardware level change of the audio thread logs. - Click a point can jump to a corresponding line in the log area. -+ There are some options can be selected. It can show the event in the chart - so that users can easily see when a stream is added, when a stream is fetched - , and so on. -+ The textarea in the lower right corner can be used to note. |