From: notaz <notasas@gmail.com>
Date: Fri, 15 Aug 2025 17:51:44 +0000 (+0300)
Subject: cdriso: fill trackinfo for metadata-less formats
X-Git-Tag: libretro-devbuild~1^2
X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5a8d6b0a56d035ae7fe7d2f6fc26170483704ccb;p=pcsx_rearmed.git

cdriso: fill trackinfo for metadata-less formats

libretro/pcsx_rearmed#894
---

diff --git a/libpcsxcore/cdriso.c b/libpcsxcore/cdriso.c
index 4c4bff6f..a917b54d 100644
--- a/libpcsxcore/cdriso.c
+++ b/libpcsxcore/cdriso.c
@@ -1494,6 +1494,14 @@ int ISOopen(const char *fname)
 			isMode1ISO = TRUE;
 		}
 	}
+	if (cdHandle && numtracks == 0) {
+		// assume some metadata-less format
+		numtracks = 1;
+		ti[1].type = DATA;
+		ti[1].start_offset = 0;
+		sec2msf(2 * 75, ti[1].start);
+		sec2msf(isMode1ISO ? size_main / 2048u : size_main / 2352u, ti[1].length);
+	}
 
 	SysPrintf("%s (%lld bytes).\n", image_str, (long long)size_main);