v0.2.0

v0.2.0

This release adds a Python implementation and improves portability of the shell script version.

Added

• Added playmemories-sound-photo-extractor.py
• Python implementation based on mmap
• No external Python dependencies required
• Logging output aligned with the shell script version

Changed

• Updated the shell script to use a POSIX-compatible shell (/bin/sh)
• Improved portability across GNU/Linux and macOS environments
• Output behavior aligned between shell and Python implementations
• Updated README with Python usage instructions and dependency information

About

playmemories-sound-photo-extractor extracts embedded WAVE (RIFF) audio data from JPEG files captured using Sony PlayMemories Camera Apps "Sound Photo".

The implementation is based on analysis of the internal structure of Sound Photo JPEG files.

Presentation slides describing the analysis: https://speakerdeck.com/rsato/recover-audio-data-embedded-in-photographs