Sony Cyber-shot DSC-RX100 IV - Manual (Page 121)

camera is connected to an HDMI device with [ File Format] set to [XAVC S 4K].
[Smile/Face Detect.], [Center Lock-on AF] and [ REC Control] are temporarily set to
[Off] when [ File Format] is set to [XAVC S 4K] and [Dual Video REC] is set to [On].
Even if the camera is connected to an HDMI device, images will not be displayed on that
device while movie recording is in progress.
XAVC S HD:
Records high-definition movies in XAVC S HD. This format supports a higher bit rate.
Audio: LPCM
In order to record movies with [ File Format] set to [XAVC S HD], the following kind of
memory card is needed:
SDXC memory card with a capacity of 64 GB or more (SD Speed Class 10 ( ))
UHS-I compatible SDXC memory card with a capacity of 64 GB or more (UHS Speed Class 1 (
) or faster)
When recording in 100 Mbps or more, an SDXC memory card with a capacity of 64 GB or more
(UHS Speed Class 3 ( ))
AVCHD:
Records HD movies in AVCHD format. This file format is suitable for high-definition TV.
Audio: Dolby Digital
MP4:
Records mp4 (AVC) movies. This format is suitable for playback on smartphones or tablets,
web uploads, email attachments, etc.
Audio: AAC
Hint
You can save images on a computer or copy them to a compatible medium using the
software PlayMemories Home.
Note
The continuous recording time is approximately 5 minutes when shooting movies in XAVC
S 4K or XAVC S HD 120p/100p format. If you finish recording in XAVC S 4K or XAVC S
HD 120p/100p format and want to record another movie in one of those formats, turn the
power OFF and wait a while before resuming recording. Even if the recording time is less
than 5 minutes, recording may stop to protect the product, depending on the temperature
of the recording environment.
When [ File Format] is set to [AVCHD], the file size of movies is limited to approx. 2
GB. If the movie file size reaches approx. 2 GB during recording, a new movie file will be
created automatically.
When [ File Format] is set to [MP4], the file size of movies is limited to approx. 4 GB. If
the movie file size reaches approx. 4 GB during recording, recording will stop
automatically.