changelog

音频编码

	* config.h.in (takehiro-2002_05_07-experimental):

	regen

2005-03-02 17:46  takehiro

	* configure, configure.in (takehiro-2002_05_07-experimental):

	fix --enable-double-float does not work at all.

2005-03-02 17:01  takehiro

	* config.h.in (takehiro-2002_05_07-experimental):

	the previous one contains gabages... regen.

2005-03-02 16:59  takehiro

	* libmp3lame/util.c (takehiro-2002_05_07-experimental):

	fix debug build on some non-x86 linux machines.

2005-03-02 16:58  takehiro

	* libmp3lame/lame.c (takehiro-2002_05_07-experimental):

	fix for some 64bit machines (ie. Alpha)

2005-03-02 15:35  takehiro

	* configure, config.h.in (takehiro-2002_05_07-experimental):

	regen

2005-03-01 16:59  takehiro

	* configure.in (takehiro-2002_05_07-experimental):

	add check for vecLib/vDSP.h, to prepare for Altivec optimization.

2005-02-28 22:45  bouvigne

	* libmp3lame/: quantize_pvt.c, quantize_pvt.h, util.h:

	calc_noise is back to the C version

2005-02-28 16:52  takehiro

	* libmp3lame/machine.h (takehiro-2002_05_07-experimental):

	some IEEE754 hack for the CPU with small cache.

2005-02-27 22:03  bouvigne

	* libmp3lame/quantize_pvt.c:

	calc_noise:
	fixed an assertion failure in frames with no big_values

2005-02-27 20:43  bouvigne

	* libmp3lame/: quantize_pvt.c, quantize_pvt.h, util.h:

	sse version of calc_noise (speedup is very small)

2005-02-27 17:40  takehiro

	* libmp3lame/quantize.c (takehiro-2002_05_07-experimental):

	fix it sometimes fail to encode the short block.

2005-02-27 15:08  bouvigne

	* configMS.h, libmp3lame/quantize.c, libmp3lame/util.h:

	slightly faster init_xrpow_core_sse

2005-02-27 14:25  takehiro

	* libmp3lame/version.h (takehiro-2002_05_07-experimental):

	now alpha13

	- replaygain radio/accurate is implemented.
	  * including replaygain support even when the input is mp3 file.
	    this is not supported on the current LAME3.x

	- support "TLEN" ID3v2 tag.

	- fix frame # estimation when the input is mp3.

	- fix VBR tag infomation leakage.

	- fix mpeg1 layer1,2 decoder bug.

	- Robert's new eye candy for the frontend.

	- one more reentrant work for the MP3 decoder

	- SSE version of FFT, done by Gilad Raichshtain

	- small optimizations. but replaygain makes it slow down much,
	  the optimizations are hidden by it...

	- some PPC code added from Robert Stiles and Hans-Peter Dusel.
	  But not work at all, at least currently.

2005-02-27 14:16  takehiro

	* frontend/brhist.c (takehiro-2002_05_07-experimental):

	sync with the main branch.
	- Robert's new eye candy.

2005-02-26 14:06  takehiro

	* frontend/: brhist.c, main.c, main.h, parse.c, timestatus.c
	  (takehiro-2002_05_07-experimental):

	fix duplicated variable of "brhist"

2005-02-26 09:38  takehiro

	* libmp3lame/tags.c (takehiro-2002_05_07-experimental):

	added TLEN tag when id3v2 tag is used.
	(RFE #1064076)

2005-02-26 06:21  takehiro

	* frontend/get_audio.c:

	fix mp3 frame # estimation (bugid #934072).

2005-02-26 05:41  takehiro

	* frontend/get_audio.c (takehiro-2002_05_07-experimental):

	fix # of mp3 frames estimation (bugid #934072).

2005-02-25 19:01  bouvigne

	* configMS.h:

	intrinsics support for ICL

2005-02-25 01:21  robert

	* frontend/: brhist.c, timestatus.c:

	RH_HIST: don't print unused channel modes and block types

2005-02-24 00:27  robert

	* frontend/brhist.c:

	fix scrolling problem I introduced with the last commit

2005-02-23 17:58  bouvigne

	* libmp3lame/quantize_pvt.c:

	slightly faster calc_noise

2005-02-22 02:06  robert

	* libmp3lame/psymodel.c:

	Compile time option to enable GPSYCHO like block type switching in NSPSYTUNE.
	Due to differences in convolution, the switching does not happen exactly
	as in GPSYCHO. (disabled by default, edit psymodel.c to activate)

2005-02-19 22:47  robert

	* frontend/: brhist.c, brhist.h, main.c:

	some statistics about block type distribution

2005-02-19 18:48  bouvigne

	* configMS.h:

	conditionnal intrinsics support for MSVC (probably also works for ICL)

2005-02-19 15:32  bouvigne

	* libmp3lame/: lame.c, quantize.c, quantize_pvt.c, quantize_pvt.h,
	  util.h:

	SSE intrinsic version of init_xrpow
	It is now using 1% of total time (using 4% in the standard version)

2005-02-15 06:39  takehiro

	* libmp3lame/bitstream.c (takehiro-2002_05_07-experimental):

	fix for old compilers.

2005-02-14 17:01  takehiro

	* TODO (takehiro-2002_05_07-experimental):

	added MP3 transcoding TODO.

2005-02-14 15:46  takehiro

	* libmp3lame/tags.c, testcase.mp3
	  (takehiro-2002_05_07-experimental):

	fix information leakage when VBR tag write out.

2005-02-14 15:14  takehiro

	* Makefile.am, Makefile.in, testcase.mp3
	  (takehiro-2002_05_07-experimental):

	added tag itself to test when "make test"

2005-02-14 13:15  takehiro

	* libmp3lame/bitstream.c (takehiro-2002_05_07-experimental):

	fix it crashes with floating point exception when without --clipdetect option.

2005-02-14 13:12  takehiro

	* libmp3lame/: bitstream.c, encoder.h, tags.c
	  (takehiro-2002_05_07-experimental):

	make the clip detection work.

2005-02-14 13:11  takehiro

	* libmp3lame/gain_analysis.c (takehiro-2002_05_07-experimental):

	do not use "double"

2005-02-14 12:58  takehiro

	* TODO (takehiro-2002_05_07-experimental):

	updated

2005-02-14 12:54  takehiro

	* libmp3lame/gain_analysis.c (takehiro-2002_05_07-experimental):

	clean up.
	- remove duplicated pragma.
	- do not unroll manually.

2005-02-13 16:35  takehiro

	* libmp3lame/mpglib_interface.c (takehiro-2002_05_07-experimental):

	make it reentrant.

2005-02-13 14:42  bouvigne

	* libmp3lame/psymodel.c:

	minor speedup

2005-02-12 16:51  takehiro

	* libmp3lame/bitstream.c (takehiro-2002_05_07-experimental):

	oops, enbugged...
	now --replaygain-accurate runs (at least it does not crash).

2005-02-12 16:31  takehiro

	* libmp3lame/lame.c (takehiro-2002_05_07-experimental):

	fix decoder initialization when --replaygain-accurate.

2005-02-12 16:30  takehiro

	* libmp3lame/bitstream.c (takehiro-2002_05_07-experimental):

	cleanup

2005-02-12 15:59  takehiro

	* libmp3lame/set_get.c (takehiro-2002_05_07-experimental):

	prepare for --replaygain-accurate. only preparation. not works.

2005-02-12 15:58  takehiro

	* include/lame.h (takehiro-2002_05_07-experimental):

	added/cleaned up the replaygain related APIs.

2005-02-12 08:32  takehiro

	* frontend/main.c, frontend/main.h, frontend/parse.c,
	  libmp3lame/bitstream.c, libmp3lame/encoder.h,
	  libmp3lame/gain_analysis.c, libmp3lame/lame.c,
	  libmp3lame/mpglib_interface.c, libmp3lame/set_get.c
	  (takehiro-2002_05_07-experimental):

	replaygain support (1)
	- fast replaygain now works.

2005-02-09 01:45  takehiro

	* libmp3lame/lame.c (takehiro-2002_05_07-experimental):

	code simplification

2005-02-08 11:06  takehiro

	* libmp3lame/: Makefile.am, Makefile.in
	  (takehiro-2002_05_07-experimental):

	fix mingw build problem, as is done on the main branch by Robert.

2005-02-07 22:02  robert

	* configure.in, libmp3lame/Makefile.am, libmp3lame/Makefile.in:

	fixing mingw32 configure problems

2005-02-07 13:45  takehiro

	* libmp3lame/psymodel.c (takehiro-2002_05_07-experimental):

	added (FLOAT) cast to the floating point constants.(one more)

2005-02-07 12:28  takehiro

	* libmp3lame/: encoder.h, lame.c
	  (takehiro-2002_05_07-experimental):

	reduce malloc/free as is done in the main branch by Robert.

2005-02-06 23:05  robert

	* libmp3lame/: quantize.c, vbrquantize.c, vbrquantize.h:

	some MSVC warning level 4 issues resolved

2005-02-06 20:23  robert

	* libmp3lame/: quantize.c, takehiro.c, vbrquantize.c:

	resolved compiler warnings

2005-02-06 19:49  robert

	* libmp3lame/: lame.c, machine.h, quantize_pvt.c, util.c, util.h,
	  vbrquantize.c:

	lame.c: fixed lost break in lame_init_parms
		reduced calloc/free calls (where called once per frame, now once per run)
	machine.h: removed IIPOW20
	util.c, util.h: removed VBR_t, added in_buffer_[0/1] to lame_internal_flags
	vbrquantize.c: fixed some small rounding problem in quantize routines

2005-02-05 14:14  robert

	* libmp3lame/vbrquantize.c:

	eleminating dead code
	expanding preprocessor defines
	works probably not with GPsycho anymore, but NSPSYTUNE only (G.not tested)
	doesn't try to use 126 bits at minimum per granule anymore, less bloating
	on mono like signals where the difference signal is almost zero.

2005-02-05 13:32  bouvigne

	* libmp3lame/version.h:

	bumped alpha

2005-02-05 13:31  bouvigne

	* libmp3lame/lame.c:

	enabled ath adjustment for abr/cbr

2005-02-04 18:34  bouvigne

	* libmp3lame/lame.c:

	sorry, I shouldn't have commited this one

2005-02-02 04:35  takehiro

	* include/lame.h (takehiro-2002_05_07-experimental):

	remove comma, which is not allowed in C++ (but allowed in C)

2005-02-02 04:11  takehiro

	* libmp3lame/: psymodel.c, set_get.c
	  (takehiro-2002_05_07-experimental):

	reduce warning when with "-W" option.

2005-02-01 10:29  bouvigne

	* libmp3lame/: bitstream.c, lame.c, takehiro.c:

	reduced warnings

2005-01-30 22:31  robert

	* Makefile.unix, libmp3lame/vbrquantize.c:

	scalefactor allocation should work now as expected

2005-01-30 22:27  robert

	* libmp3lame/: machine.h, quantize_pvt.c, quantize_pvt.h:

	off by one bug:
	we do access iipow20 by values in [0,Q_MAX2] inclusive,
	that makes Q_MAX2+1 entries in total

2005-01-30 19:34  takehiro

	* libmp3lame/set_get.c (takehiro-2002_05_07-experimental):

	there's no GPSYCHO.

2005-01-30 19:13  takehiro

	* configure (takehiro-2002_05_07-experimental):

	regen

2005-01-30 19:13  takehiro

	* configure.in (takehiro-2002_05_07-experimental):

	fix automatic CPU specific optimization on cygwin.

2005-01-30 18:01  takehiro

	* configure (takehiro-2002_05_07-experimental):

	regen.

2005-01-30 18:00  takehiro

	* configure.in (takehiro-2002_05_07-experimental):

	hope this will fix the build failure on MinGW + NASM

2005-01-30 16:00  takehiro

	* libmp3lame/: encoder.h, lame.c, tables.c
	  (takehiro-2002_05_07-experimental):

	optimize the layout of the coefficients for resampling.

2005-01-30 15:51  takehiro

	* frontend/get_audio.c (takehiro-2002_05_07-experimental):

	fix it outputs message even when with --silent.

2005-01-30 14:49  takehiro

	* libmp3lame/: psymodel.c, quantize.c
	  (takehiro-2002_05_07-experimental):

	added cast to the floating point constants (one more)

2005-01-30 14:42  takehiro

	* libmp3lame/quantize.c (takehiro-2002_05_07-experimental):

	added cast to floating point constants.

2005-01-30 12:31  takehiro

	* libmp3lame/quantize.c (takehiro-2002_05_07-experimental):

	use bit-consumption to estimate the "goodness" of quantization,
	as is done in LAME 3.x.

2005-01-29 19:40  bouvigne

	* libmp3lame/presets.c:

	updated vbr presets 9 to 4

2005-01-29 18:42  bouvigne

	* libmp3lame/takehiro.c:

	fixed a crash

2005-01-29 18:11  bouvigne

	* libmp3lame/: quantize_pvt.c, quantize_pvt.h, takehiro.c:

	quantize_xrpow: also re-use previously computed data in short blocks

2005-01-25 21:47  bouvigne

	* libmp3lame/quantize.c:

	X9: more bits into reservoir

2005-01-23 18:07  takehiro

	* frontend/parse.c, include/lame.h, libmp3lame/encoder.h,
	  libmp3lame/set_get.c (takehiro-2002_05_07-experimental):

	added replaygain/nogap API
	added replaygain commandline option.

2005-01-23 18:07  takehiro

	* libmp3lame/lame.c (takehiro-2002_05_07-experimental):

	cosmetic

2005-01-23 18:06  takehiro

	* HACKING (takehiro-2002_05_07-experimental):

	update current state.

2005-01-23 16:25  bouvigne

	* libmp3lame/takehiro.c:

	oops, quantize_xrpow optimization has been accidentally disabled in november

2005-01-23 14:27  bouvigne

	* libmp3lame/lame.c:

	reinstated old q1 (increase only 1 sf per iteration)

2005-01-22 18:15  bouvigne

	* libmp3lame/quantize_pvt.c:

	problem with q1 and q0 finally found.
	I am unable to trace it prior to "the big 3.94 merge".

2005-01-22 09:19  takehiro

	* libmp3lame/: tags.c, tags.h (takehiro-2002_05_07-experimental):

	fix for unsigned/singed comparison warning.

2005-01-20 17:10  takehiro

	* libmp3lame/libmp3lame_vc6.dsp (takehiro-2002_05_07-experimental):

	added fftsse.nas support
	                                   /\\ - \\/

2005-01-20 17:07  takehiro

	* Makefile.MSVC, Makefile.unix (takehiro-2002_05_07-experimental):

	support SSE version of FFT.

2005-01-20 16:38  takehiro

	* libmp3lame/quantize.c:

	to clarify the relationship of "if-then-else" and suppress warnings from gcc,
	added braces.

2005-01-20 16:35  takehiro

	* libmp3lame/i386/: Makefile.am, Makefile.in, choose_table.nas,
	  fftsse.nas, ffttbl.nas (takehiro-2002_05_07-experimental):

	clean up. remove unused code and tables, an