BlockoS / PowerGolf2HuVideo

HuVideo extractor for Power Golf 2 - Golfer / パワーゴルフ2 ゴルファー and John Madden Duo CD Football

HuVideo extractor for Power Golf 2 - Golfer / パワーゴルフ2 ゴルファー (HCD4056)

and John Madden Duo CD Football (TGXCD1045)

Decoder

How to build

You only have to compile huvideo_decode.c with your favorite C compiler.

gcc huvideo_decode.c -o huvideo_decode

Usage

huvideo_decode -o 0x03739450 -g 0 <image> <output_prefix>

Description

This program will extract all video frames of a single HuVideo from a CDROM image and output them as PNG files. The adpcm samples of some of the videos from John Madden Duo CD Football are also extracted as .vox files (https://en.wikipedia.org/wiki/Dialogic_ADPCM).

They can be played or converted to another audio format using sox.

play --rate 16k sample.vox
sox --rate 16k sample.vox sample.wav

Parameters

• -o/--offset <hex> (optional) specify the offset in byte in the image file.
• -g/--game <int> (optional) specify the game being process (0 for Power Golf 2 - Golfer and 1 for John Madden Duo CD Football).
• <image> CDROM image.
• <output_prefix> output files prefix.

Decoder script

Usage

decode.sh <decoder> <img>

Description

decode.sh is a shell script that will extract all HuVideo from Power Golf 2 CDROM image and save them as animated GIF using ffmpeg. The CDROM image is expected to match the one from the redump project.

The result can be found here : https://blockos.org/releases/pcengine/HuVideo/PowerGolf2/

John Madden Duo CD Football

A similar script named madden_decode.sh extracts all HuVideo from the track 02 of John Madden Duo CD Football.

The result can be found here : https://blockos.org/releases/pcengine/HuVideo/Madden/

Parameters

• <decoder> is the HuVideo decoder.
• <img> is the Power Golf 2 CDROM image.