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Parameter | Default value | Description |
|---|---|---|
mixer_video_desktop_layout_inline_padding | 10 | Distance (padding) between windows of video streams in the lower line (below the screen sharing window) |
mixer_video_desktop_layout_padding | 30 | Distance (padding) between the screen sharing window and the lower line (the rest streams) |
mixer_video_enabled | true | Enables (by default) or disables video mixing |
mixer_video_grid_layout_middle_padding | 10 | Distance between windows of video streams in one line (without screen sharing window) |
mixer_video_grid_layout_padding | 30 | Distance between lines of windows (without screen sharing window) |
mixer_video_height | 720 | The image height of the mixer output stream |
mixer_video_layout_desktop_key_word | desktop | Keyword for the screen sharing stream |
mixer_video_width | 1280 | The image width of the mixer output stream |
record_mixer_streams | false | Turns on or off (default) recording of all mixer output streams |
Automatic mixer creation configuration
Automatic creation of mixers for streams with the '#' symbol in their name requires the application that handles input streams to register the handler: 'com.flashphoner.server.client.handler.wcs4.FlashRoomRecordingStreamingHandler'. Registering the handler can be done using the command line interface. For instance, for the flashStreamingApp application used to publish incoming RTMP streams this can be done with the following command:
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You can read more about managing applications using the command line of the WCS server here.
Audio and video mixing configuration
By default, both video and audio streams are mixed. If audio only mixing is necessary, it should be set on mixer creation
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In this case video mixing can be switched on for certain mixer on its creation.
Mixer output stream bufferization
In some cases, mixer output stream bufferization is needed. This feature is enabled with the following parameter in flashphoner.properties file
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mixer_out_buffer_enabled=true |
The buffer size is defined in milliseconds with parameter
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mixer_out_buffer_start_size=400 |
In this case, the buffer size is 400 ms.
Stream data fetching from buffer and sending period is defined in milliseconds with parameter
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|---|---|---|---|---|
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mixer_out_buffer_polling_time=20 |
In this case, the period is 20 ms.
Quick manual on testing
1. For this test we use:
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