About discs (continued)

For MP3/WMA files

An off-the-shelf MP3 disc may be played in an order different from that indicated on the label attached to the disc.

The system supports MP3/WMA files recorded with a bit rate of 32 – 320 kbps and a sampling frequency of 16 kHz, 22.05 kHz, 24 kHz (WMA only), 32 kHz, 44.1 kHz, or 48 kHz.

If the tag information (album name, artist, and track title, etc.) is recorded on a disc, it appears in the file control display on the TV screen.

We recommend to record each piece of material (song) at a sample rate of 44.1 kHz and at a data transfer rate of 128 (96 for WMA only) kbps.

This system cannot play back files encoded with Multiple Bit Rate (MBR). (MBR is a format to encode a file content at several different bit rates.)

For JPEG files

We recommend to record a file at 640 x 480 resolution.

This system can play a baseline JPEG file, excluding monochromatic JPEG files.

This system can play JPEG data taken with a digital camera conforming to the DCF (Design Rule for Camera File System) standard (when a function is applied such as the automatic rotation function of a digital camera, data goes beyond the DCF standard, so the image may not be displayed).

If data has been processed, edited and restored with PC image editing software, the data may not be displayed.

This system cannot play animations such as MOTION JPEG, or still images (TIFF etc.) other than JPEG, and image data with sound.

An image with a resolution of more than 8 192 x 7 680 pixels cannot be displayed.

For MPEG-1/MPEG-2 files

The stream format should conform to MPEG system/ program stream.

720 x 576 pixels (25 fps)/720 x 480 pixels (30 fps) is recommended for the highest resolution.

This system also supports the resolutions of 352 x 576/ 480 x 576/ 352 x 288 pixels (25 fps) and 352 x 480/ 480 x 480/ 352 x 240 pixels (30 fps).

The file format should be MP@ML (Main Profile at Main Level)/SP@ML (Simple profile at Main Level)/ MP@LL (Main Profile at Low Level).

Audio streams should conform to MPEG1 Audio layer- 2 or MPEG2 Audio Layer-2.

Disc structure

DVD VIDEO/DVD VR

A DVD VIDEO consists of “titles” and each title may be divided into “chapters”.

A DVD VR consists of “original programs” or “playlists” and each original program/playlist may be divided into “chapters”.

Title 1/Original program 1/

 

Title 2/Original

Play list 1

program 2/ Play list 2

 

 

 

 

 

 

 

 

 

 

Chapter 1 Chapter 2 Chapter 3 Chapter 1 Chapter 2

DVD AUDIO

A DVD AUDIO consists of “groups” and each group may be divided into “tracks”.

Some discs include a “bonus group” that requires a password for playing (page 27).

 

 

 

Group 1

 

 

 

 

 

Group 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Track 1

 

Track 2

 

Track 3

 

 

Track 1

 

Track 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VCD/SVCD/CD

VCD, SVCD and CD consist of “tracks”.

In general, each track has its own track number. (On some discs, each track may also be further divided by indexes.)

Track 1

 

Track 2

 

Track 3

 

Track 4

 

Track 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MP3/WMA/JPEG/MPEG1/MPEG2 discs

On an MP3/WMA/JPEG/MPEG1/MPEG2 disc, each still picture (material) is recorded as a track/ file. Tracks/Files are usually grouped into a folder. Folders can also include other folders, creating hierarchical folder layers.

This unit simplifies the hierarchical construction of a disc and manages folders by “groups”.

Group 1

 

 

 

 

Group 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Track 1

 

Track 2

 

Group 3

 

Group 4

 

Group 5

 

 

 

 

 

 

 

 

[File 1]

 

[File 2]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

If there is any type of files other than MP3/WMA/ JPEG/MPEG1/MPEG2 files in a folder, those files are also counted in the total file number.

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JVC GNT0066-001A manual Disc structure, About discs