User guide

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Specifying your settings for Matrox ISO recording
$ From the Video Source list, select the type of video input you want to
record. For example, to record video from your HDMI source, select
HDMI. The available video input sources depend on your selected video
input format.
$ Aspect Ratio Specify the aspect ratio of your SD source video. For HD
sources, this option is automatically set to 16:9.
$ From the Audio Source list, select your audio source. For example, if
you want to record your HDMI embedded audio input, select
HDMI
(embedded audio)
. The available audio input sources depend on your
selected video input source.
¦NoteWhen recording HDMI embedded audio, only uncompressed
embedded audio is supported.
4 Click Output Settings to specify the settings that you want for monitoring
your source video and audio on your Matrox hardware as explained in
“Specifying your output settings” on page 226.
5 If you have multiple Matrox devices, repeat steps 3 and 4 to configure the
source and output settings that you want for each device.
6 Click ISO Record to open the Matrox ISO recording tool:
7 Select the settings that you want for recording as explained in “Specifying
settings in the Matrox ISO recording tool” on page 218.
8 Click to start recording your selected inputs. Click to stop the
recording session. You can also start and stop the recording of individual
inputs during a recording session (see “Input recording” on page 223).
¡ Important If the status light turns red when recording, this indicates that
one or more of the selected inputs experienced dropped or skipped frames.
After the recording session ends, check the Record.Log file to see the
dropped/skipped events for your recording session (see “Record log file” on
page 226).