From 4b847395746be4c66d60b25664d17ff860d2351b Mon Sep 17 00:00:00 2001
From: Thomas Schmitt <scdbackup@gmx.net>
Date: Mon, 21 May 2007 19:03:06 +0000
Subject: [PATCH] For Linux 2.4, USB audio : Reduced CD output buffer size to
 32 kiB

---
 libburn/trunk/cdrskin/cdrskin_timestamp.h | 2 +-
 libburn/trunk/libburn/sector.c            | 3 ++-
 libburn/trunk/libburn/write.c             | 3 +++
 3 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/libburn/trunk/cdrskin/cdrskin_timestamp.h b/libburn/trunk/cdrskin/cdrskin_timestamp.h
index 4548633c..aa1045cc 100644
--- a/libburn/trunk/cdrskin/cdrskin_timestamp.h
+++ b/libburn/trunk/cdrskin/cdrskin_timestamp.h
@@ -1 +1 @@
-#define Cdrskin_timestamP "2007.05.21.185450"
+#define Cdrskin_timestamP "2007.05.21.185644"
diff --git a/libburn/trunk/libburn/sector.c b/libburn/trunk/libburn/sector.c
index 6fcceab1..752fa10d 100644
--- a/libburn/trunk/libburn/sector.c
+++ b/libburn/trunk/libburn/sector.c
@@ -218,7 +218,8 @@ static unsigned char *get_sector(struct burn_write_opts *opts,
 	seclen += burn_subcode_length(outmode);
 
 	/* ts A61219 : opts->obs is eventually a 32k trigger for DVD */
-	if (out->bytes + (seclen) > BUFFER_SIZE || out->bytes == opts->obs) {
+	if (out->bytes + seclen > BUFFER_SIZE ||
+	    out->bytes + seclen > opts->obs) {
 		int err;
 		err = d->write(d, d->nwa, out);
 		if (err == BE_CANCELLED)
diff --git a/libburn/trunk/libburn/write.c b/libburn/trunk/libburn/write.c
index 5d804290..8de70e91 100644
--- a/libburn/trunk/libburn/write.c
+++ b/libburn/trunk/libburn/write.c
@@ -1765,6 +1765,9 @@ void burn_disc_write_sync(struct burn_write_opts *o, struct burn_disc *disc)
 		return;
 	}
 
+	/* ts A70521 : Linux 2.4 USB audio fails with 64 kiB */
+	o->obs = 32*1024; /* buffer flush trigger for sector.c:get_sector() */
+
 #ifndef Libburn_precheck_write_ruleS
 	/* <<< covered by burn_precheck_write() */
 	if (o->start_byte >= 0) {