: For PC emulation, stick with CHD (better compression + checksum). For PSP/Vita/Android handhelds, PBP is ideal. 6. Common pitfalls & fixes Problem : Game freezes after FMV / no audio in cutscenes. Cause : Incorrect compression level or corrupted CDDA conversion. Fix : Re-create with compression level 1 (faster, less aggressive) and disable ATRAC3 conversion.
| Index | Chunk ID | Content | |-------|---------------|---------------------------------------------------------------| | 0 | PBP_MAGIC | "PBP" + version byte (usually \0 ) | | 1 | PARAM_SFO | PSP system parameters (title, savedata folder name) | | 2 | ICON0.PNG | 144×80 icon (optional but typical) | | 3 | ICON1.PMF | Animated icon (rare) | | 4 | PIC0.PNG | Background image (480×272 for PSP) | | 5 | PIC1.PNG | Another background (rare) | | 6 | SND0.AT3 | Background audio (ATRAC3) | | 7 | DATA.PSP | (dummy for PSX) — actually points to… | | 8 | DATA.PSAR | The actual PSX disc image (compressed with deflate/zlib) | roms psx pbp
: PBP larger than original BIN. Cause : Embedded uncompressed icons or metadata + poor zlib ratio. Fix : Use pop-fe with --level 9 --max-compression . : For PC emulation, stick with CHD (better
: Multi-disc game doesn’t prompt for disc 2. Cause : Emulator missing disc swap config. Fix : On PSP: press HOME → Disc Swap → choose disc. On RetroArch: Open Quick Menu → Disc Control. Common pitfalls & fixes Problem : Game freezes