[SCM] lame packaging branch, karmic, updated. debian/3.98.2+debian-0ubuntu2
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sat Oct 24 16:11:33 UTC 2009
The following commit has been merged in the karmic branch:
commit 3c0e39bf23ca1c0baf79ecda92f42d280bb328c6
Author: Reinhard Tartler <siretart at tauware.de>
Date: Thu Oct 22 22:08:59 2009 +0200
fix the ffmpeg 'buffer too small' bug.
From the Marillat package:
lame (3.98.2-0.5) unstable; urgency=low
* Apply patch from Martin Storsjö to fix the ffmpeg 'buffer too small' bug.
-- Christian Marillat <marillat at debian.org> Tue, 07 Jul 2009 10:53:43 +0200
diff --git a/debian/patches/03-buffer-too-small.patch b/debian/patches/03-buffer-too-small.patch
new file mode 100644
index 0000000..661fd81
--- /dev/null
+++ b/debian/patches/03-buffer-too-small.patch
@@ -0,0 +1,80 @@
+From: Martin Storsjö <email at unknown>
+Subject: fix the ffmpeg 'buffer too small' bug.
+
+Found in the marillat lame package.
+
+
+diff --git a/libmp3lame/lame.c b/libmp3lame/lame.c
+index 5f93307..b1c89f1 100644
+--- a/libmp3lame/lame.c
++++ b/libmp3lame/lame.c
+@@ -1602,6 +1602,13 @@ lame_encode_buffer_sample_t(lame_global_flags * gfp,
+ /* update mfbuf[] counters */
+ gfc->mf_size += n_out;
+ assert(gfc->mf_size <= MFSIZE);
++
++ /* lame_encode_flush may have set gfc->mf_sample_to_encode to 0
++ * so we have to reinitialize it here when that happened.
++ */
++ if (gfc->mf_samples_to_encode < 1) {
++ gfc->mf_samples_to_encode = ENCDELAY + POSTDELAY;
++ }
+ gfc->mf_samples_to_encode += n_out;
+
+
+@@ -1931,6 +1938,10 @@ lame_encode_flush(lame_global_flags * gfp, unsigned char *mp3buffer, int mp3buff
+ int frames_left;
+ int samples_to_encode = gfc->mf_samples_to_encode;
+
++ /* Was flush already called? */
++ if (gfc->mf_samples_to_encode < 1) {
++ return 0;
++ }
+ memset(buffer, 0, sizeof(buffer));
+ mp3count = 0;
+
+@@ -1942,7 +1953,9 @@ lame_encode_flush(lame_global_flags * gfp, unsigned char *mp3buffer, int mp3buff
+ end_padding += pad_out_samples;
+
+ frames_left = (samples_to_encode + pad_out_samples) / gfp->framesize;
+- while (frames_left > 0) {
++
++ /* send in a frame of 0 padding until all internal sample buffers are flushed */
++ while (frames_left > 0 && imp3 >= 0) {
+ int frame_num = gfp->frameNum;
+
+ mp3buffer_size_remaining = mp3buffer_size - mp3count;
+@@ -1951,22 +1964,23 @@ lame_encode_flush(lame_global_flags * gfp, unsigned char *mp3buffer, int mp3buff
+ if (mp3buffer_size == 0)
+ mp3buffer_size_remaining = 0;
+
+- /* send in a frame of 0 padding until all internal sample buffers
+- * are flushed
+- */
+ imp3 = lame_encode_buffer(gfp, buffer[0], buffer[1], 32,
+ mp3buffer, mp3buffer_size_remaining);
+
+- if (frame_num != gfp->frameNum) {
+- --frames_left;
+- }
+- if (imp3 < 0) {
+- /* some type of fatal error */
+- return imp3;
+- }
+ mp3buffer += imp3;
+ mp3count += imp3;
++ frames_left -= (frame_num != gfp->frameNum) ? 1 : 0;
+ }
++ /* Set gfc->mf_samples_to_encode to 0, so we may detect
++ * and break loops calling it more than once in a row.
++ */
++ gfc->mf_samples_to_encode = 0;
++
++ if (imp3 < 0) {
++ /* some type of fatal error */
++ return imp3;
++ }
++
+ mp3buffer_size_remaining = mp3buffer_size - mp3count;
+ /* if user specifed buffer size = 0, dont check size */
+ if (mp3buffer_size == 0)
diff --git a/debian/patches/series b/debian/patches/series
index 2c74df2..2584814 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,2 +1,3 @@
01-debian-directory.patch
02-dynamic-frontends.patch
+03-buffer-too-small.patch
--
lame packaging
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