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<title>LAME Changelog</title>
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<h1> History</h1>
</center>
Starting with LAME 3.0: <br>
<font color="#ff0000">red = features and bug fixes which affect quality</font>
<br>
<font color="#3366ff">blue = features and bug fixes which affect speed</font>
<br>
black = usability, portability, other
<hr>
<h3>LAME 3.97 alpha (CVS)</h3>
<ul>
<li>Robert Hegemann:
<ul>
<li><font color="#ff0000">Fixed a rare bug in vbr-new (could lead to crashes or data corruption)</font></li>
</ul>
</li>
<li>Gabriel Bouvigne:
<ul>
<li>Changed FLOAT8 to FLOAT</li>
<li>restored use of padding when not using bit reservoir</li>
</ul>
</li>
</ul>
<br>
<h3>LAME 3.96 April 11 2004</h3>
<ul>
<li>Gabriel Bouvigne:
<ul>
<li><font color="#ff0000">new quantization selection mode (used in ABR/CBR)</font></li>
<li><font color="#ff0000">set sfscale for ABR/CBR up to 160kbps</font></li>
</ul>
</li>
</ul>
<br>
<h3>LAME 3.96 beta 2 March 28 2004</h3>
<ul>
<li>Takehiro Tominaga:
<ul>
<li><font color="#3366ff">removed unnecessary integer convertion in resampling</font></li>
</ul></li>
<li>Robert Hegemann:
<ul>
<li><font color="#ff0000">reworked scalefactor allocation in vbr-new</font></li>
<li>fixed a freeformat decoding problem</li>
</ul>
<li>Gabriel Bouvigne:
<ul>
<li><font color="#ff0000">updated minimal bitrate for V1 and V2</font></li>
</ul>
</li>
<li>Aleksander Korzynski:
<ul>
<li>added ability to disable ReplayGain analysis</li>
</ul>
</li>
</ul>
<br>
<h3>LAME 3.96 beta March 7 2004</h3>
<ul>
<li>Takehiro Tominaga:
<ul>
<li>fixed decoding issue</li>
</ul></li>
<li>Aleksander Korzynski:
<ul>
<li>changed internal ReplayGain handling</li>
<li>fixed some issues when ReplayGain is used with resampling</li>
</ul>
</li>
<li>Robert Hegemann:
<ul>
<li>added standard ISO quantization for vbr-new, used at lower quality settings</li>
<li><font color="#3366ff">faster count_bits for vbr-new</font></li>
<li><font color="#3366ff">faster find_scalefac_ave function for vbr-new</font></li>
<li><font color="#ff0000">fixed an out of array access in psychoacoustic models;
this bug could make some psy calculations worthless and sometimes let lame crash</font></li>
<li><font color="#ff0000">fixed an error on silent scalefactor bands;
this bug resulted in huffman data overrun problems while decoding,
resulting in audible glitches</font></li>
<li>fixed a freeformat decoding bug</li>
</ul>
<li>Gabriel Bouvigne:
<ul>
<li><font color="#ff0000">adjusted short block thresholds</font></li>
<li>fixed some array addressing bugs</li>
<li>made ReplayGain analysis reentrant</li>
</ul>
</li>
<li>David Chandler: fixed a crash in quantize_xrpow
</li>
<li>Michal Bacik: fixed a crash when using 8kHz
</li>
<li>Goran Markovic: fixed some decoding bugs
</li>
<li>John Edwards: fixed a too small buffer in ReplayGain code</li>
</ul>
<br>
<h3>LAME 3.95.1 January 12 2004</h3>
<ul>
<li>Gabriel Bouvigne:
<ul>
<li>fixed a crash when using vbr-new</li>
<li>changed ReplayGain reference level to 89dB</li>
</ul></li>
</ul>
<br>
<h3>LAME 3.95 January 11 2004</h3>
<ul>
<li>Gabriel Bouvigne:
<ul>
<li><font color="#ff0000">fixed lowpass values when using vbr with mono files</font></li>
<li><font color="#3366ff">faster quantization loops</font></li>
<li><font color="#3366ff">faster count_bits</font></li>
<li>fixed a buffer requirement error in ACM codec</li>
</ul></li>
<li>Takehiro TOMINAGA:
<ul>
<li>fixed mpglib and other decoding support code to prevent the crash when invalid mp3 input</li>
</ul></li>
<li>removed Layer I decoding support</li>
<li><font color="#3366ff">use FastLog and IEEE 754 hack on PowerPC too (approx. 10 percent faster)</font></li>
</ul>
<br>
<h3>LAME 3.94 beta December 15 2003</h3>
<ul>
<li>Takehiro Tominaga:
<ul>
<li><font color="#ff0000">fixed block switching of nspsytune</font></li>
<li><font color="#ff0000">best huffman divide in the inner loop.</font>
This should improve the quality, but PAINFULLY slow. So it is not enabled
by default. Use -q0 to use it.</li>
<li>Changed -q option mapping. "-q2" until version 3.93 is now "-q3".</li>
<li><font color="#ff0000">saving bits by better scalefactor storing</font></li>
<li>removed Vorbis support</li>
<li><font color="#ff0000">substep quantization.</font>This should help breaking
the SFB21 bloating problem</li>
<li><font color="#ff0000">made psychoacoustic model aware of ATH adjustements</font></li>
<li><font color="#ff0000">use ATH value as short block masking lower limit</font></li>
<li><font color="#ff0000">several fixes in psychoacoustic model</font></li>
<li>more robust decoding</li>
</ul></li>
<li>Mark Taylor / Gabriel Bouvigne: fixed issues in VBR header</li>
<li>Mark Taylor: workaround against some hardware decoder defficiencies</li>
<li>Aleksander Korzynski: ability to compute the "Radio" ReplayGain and detect clipping
on the fly. The ReplayGain value is stored in the Lame tag.</li>
<li>Gabriel Bouvigne:
<ul>
<li><font color="#ff0000">work on presets</font></li>
<li><font color="#ff0000">use presets by default for cbr/abr</font></li>
<li><font color="#ff0000">use presets by default for vbr</font></li>
<li><font color="#ff0000">analog silence detection in partitionned sfb21</font></li>
<li><font color="#3366ff">do not compute noise in upper 0 part of the spectrum</font></li>
<li><font color="#3366ff">only compute noise in modified scalefactor bands</font></li>
</ul></li>
<li>Guillaume Lessard:
<ul>
<li>nogap related changes</li>
</ul></li>
<li>Alexander Leidinger:
<ul>
<li>prevent closing the input fd prematurely if the input is a named pipe</li>
</ul></li>
</ul>
<br>
<h3>LAME 3.93.1 December 1 2002</h3>
<ul>
<li>Gabriel Bouvigne:
<ul>
<li>preset medium added to the dll interface</li>
<li><font color="#ff0000">fix for abr/cbr presets</font></li>
<li><font color="#ff0000">fix -q0 switch</font></li>
</ul>
</li>
<li>Alexander Leidinger: fix link problem on systems where socket() resides
in libsocket</li>
</ul>
<br>
<h3>LAME 3.93 November 16 2002</h3>
<ul>
<li>Takehiro Tominaga:
<ul>
<li><font color="#ff0000">bit allocation for pre-echo control improved for
single channel encodings</font></li>
<li><font color="#ff0000">substep noise shaping</font></li>
<li><font color="#3366ff">optimizations by changing data structure</font></li>
<li><font color="#ff0000">noise shaping model 2 fix</font></li>
<li><font color="#3366ff">nspsytune FIR filter clean up</font></li>
<li><font color="#ff0000">fix small psymodel bugs(DC current estimation,
preecho detection of non-VBR mode, and nspsymode initialization)</font></li>
<li>portability fixes for Tru64 UNIX</li>
</ul>
</li>
<li>Albert Faber: some fixes in the DLL</li>
<li>Simon Blandford: fixes for channel scaling in mono mode</li>
<li><font color="#3366ff">Dominique Duvivier: some optimizations and a faster
log10 function</font></li>
<li>Mark Taylor:
<ul>
<li>some tag related fixes in the direct show filter and in the ACM codec</li>
<li><font color="#3366ff">fixed a mono encoding bug found by Justin Schoeman</font></li>
<li>calc_noise bug fix</li>
<li>other fixes</li>
</ul>
</li>
<li>Alexander Leidinger:
<ul>
<li>update to autoconf 2.53, rewrite some configure tests</li>
<li>Akos Maroy: determine gcc version even with gcc 3.1</li>
<li>Andrew Bachmann: compile shared libs on BeOS (and perhaps other arches)</li>
<li>ultrasparc switches for gcc 3.1</li>
<li>fixes for SunOS 4.x</li>
<li>fixes for 64bit arches</li>
<li>CFLAGS fix for IRIX</li>
<li>don't override CFLAGS if exptopt isn't requested</li>
</ul>
</li>
<li>Robert Hegeman:
<ul>
<li><font color="#3366ff">some fixes</font></li>
<li><font color="#ff0000">some fixes for VBR</font></li>
</ul>
</li>
<li>Gabriel Bouvigne:
<ul>
<li>--noasm switch. Might help Cyrix/Via users</li>
<li><font color="#ff0000">presets and alt-presets merged</font></li>
</ul>
</li>
</ul>
<br>
<h3>LAME 3.92 April 14 2002</h3>
<ul>
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