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Media/WebRTC/Logging: Difference between revisions
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s/MOZ_LOG/MOZ_LOG_MODULES
(Replacing NSPR_LOG with MOZ_LOG) |
(s/MOZ_LOG/MOZ_LOG_MODULES) |
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Environment variable changes: | Environment variable changes: | ||
* | * MOZ_LOG_MODULES now takes the place of NSPR_LOG_MODULES | ||
* MOZ_LOG_FILE now takes the place of NSPR_LOG_FILE | * MOZ_LOG_FILE now takes the place of NSPR_LOG_FILE | ||
* Avoid having both NSPR_$FOO and MOZ_$FOO set. | * Avoid having both NSPR_$FOO and MOZ_$FOO set. | ||
| Line 20: | Line 20: | ||
This uses the normal Mozilla [https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSPR/Reference/Logging NSPR logging] infrastructure, which uses a comma-separated list of modules, each one with its indicated [https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSPR/Reference/NSPR_LOG_MODULES NSPR log level]. For WebRTC, you'll be most interested in | This uses the normal Mozilla [https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSPR/Reference/Logging NSPR logging] infrastructure, which uses a comma-separated list of modules, each one with its indicated [https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSPR/Reference/NSPR_LOG_MODULES NSPR log level]. For WebRTC, you'll be most interested in | ||
* | * MOZ_LOG_MODULES=signaling:5,mtransport:5 | ||
* MOZ_LOG_FILE=/path/to/nspr.log (if you don't want the default stderr) | * MOZ_LOG_FILE=/path/to/nspr.log (if you don't want the default stderr) | ||
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=== getUserMedia === | === getUserMedia === | ||
To log getUserMedia stuff, use | To log getUserMedia stuff, use MOZ_LOG_MODULES=MediaManager:5,GetUserMedia:5. For frame-by-frame logging, use MediaManager:6 | ||
=== Media (the GIPS stack: RTP/RTCP) === | === Media (the GIPS stack: RTP/RTCP) === | ||
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This also uses the Mozilla logging infrastructure, but it uses a bitmask to select which items are logged, instead of the default log levels. It also logs to a different destination by default. | This also uses the Mozilla logging infrastructure, but it uses a bitmask to select which items are logged, instead of the default log levels. It also logs to a different destination by default. | ||
* | * MOZ_LOG_MODULES=webrtc_trace:65535 | ||
* WEBRTC_TRACE_FILE=/path/to/WebRTC.log (the default is just "WebRTC.log") | * WEBRTC_TRACE_FILE=/path/to/WebRTC.log (the default is just "WebRTC.log") | ||
** If WEBRTC_TRACE_FILE=nspr, the logs will be inserted into the NSPR logs. Note this may have a major performance impact. | ** If WEBRTC_TRACE_FILE=nspr, the logs will be inserted into the NSPR logs. Note this may have a major performance impact. | ||
The full list of logging options is found in the TraceLevel enum (see <http://mxr.mozilla.org/mozilla-central/source/media/webrtc/trunk/webrtc/common_types.h#83>). | The full list of logging options is found in the TraceLevel enum (see <http://mxr.mozilla.org/mozilla-central/source/media/webrtc/trunk/webrtc/common_types.h#83>). | ||