changelog

dsp上用c语言实现的aac音频算法的编解码器代码

		more accurate average bitrate control

2003-10-04  knik
	* Makefile.am, configure.in, include/Makefile.am:
		library headers included in automake stuff

2003-10-02  ca5e
	* plugins/foo_faac/foo_faac.cpp:
		Removed writing of gapless info for raw AAC files
		Added few more pre set samplerates to drop-down list

2003-09-24  knik
	* frontend/main.c:
		Added option to enforce block type.

	* include/: faac.h, faaccfg.h:
		config struct definition moved to faaccfg.h

	* libfaac/frame.h:
		config struct definition moved to faaccfg.h.

	* libfaac/frame.c:
		faacEncStruct: quantizer specific data enclosed in AACQuantCfg structure.
		Added config option to enforce block type.

	* libfaac/aacquant.h:
		faacEncStruct: quantizer specific data enclosed in AACQuantCfg structure.

	* libfaac/aacquant.c:
		faacEncStruct: quantizer specific data enclosed in AACQuantCfg structure.
		Fixed normal/takehiro_hack conditional compilation.

2003-09-17  ca5e
	* plugins/foo_faac/foo_faac.cpp:
		Fix for last fix...

2003-09-14  ca5e
	* plugins/foo_faac/: foo_faac.cpp, foo_faac.dsp:
		version 0.3.1, fixed potential memory access violation

2003-09-08  knik
	* frontend/Makefile.am:
		faac.c replaced by main.c

	* frontend/main.c:
		conditional libmp4v2 compilation

	* libfaac/version.h:
		1.21.1 beta

	* libfaac/aacquant.c:
		fixed noise allocation

2003-09-07  ca5e
	* frontend/main.c:
		length calculations/silence padding changed to match current libfaac behavior
		changed tabs to spaces, fixes to indentation

2003-09-07  knik
	* libfaac/version.h:
		1.21 beta

	* libfaac/frame.c:
		Updated psymodel call. Updated bitrate/cutoff mapping table.

	* libfaac/fft.c:
		reduced arrays size

	* libfaac/aacquant.c:
		modified distortion allocation

	* libfaac/: psych.h, psychkni.c:
		Better block switch. Removed long fft code.

2003-09-05  knik
	* ChangeLog:
		updated

2003-08-23  knik
	* libfaac/frame.c, frontend/faac.c:
		last frame moved back to the library

2003-08-18  knik
	* libfaac/version.h:
		1.20.1 beta

	* libfaac/aacquant.c:
		gave less distortion to short blocks

	* libfaac/psychkni.c:
		fixed a nasty sample shift causing the block switch to fail in some cases

	* frontend/: Makefile.am, faac.c:
		second CLI frontend cloned from main.c

2003-08-17  menno
	* plugins/foo_faac/: foo_faac.cpp, foo_faac.dsp, foo_faac.dsw,
	foo_faac.rc, resource.h:
		foo_faac plugin

	* frontend/: input.c, input.h, main.c:
		fixes to MP4 files by Case

2003-08-17  knik
	* libfaac/version.h:
		1.20 beta

	* libfaac/aacquant.c:
		improved noise allocation

2003-08-16  menno
	* frontend/: faac.dsp, faac.dsw, input.c, input.h, main.c:
		Case:
		- More input options
		- MP4 output

2003-08-15  knik
	* frontend/main.c:
		Option to add a number of silent frames at the end of output.
		Small TNS option fix.

	* libfaac/frame.c:
		removed single silent flush frame

2003-08-11  menno
	* libfaac/aacquant.c:
		correct aacquant.c

	* libfaac/: aacquant.c, aacquant.h, frame.c, frame.h:
		thread safety, some tables added to the encoder context

2003-08-09  knik
	* libfaac/frame.c:
		LFE support enabled by default

2003-08-08  menno
	* libfaac/frame.c:
		Small fix

2003-08-07  knik
	* docs/libfaac.html:
		libfaac.pdf replacement

	* frontend/main.c:
		fixed win32 crash with long filenames

	* libfaac/: frame.c, psychkni.c:
		Better LFE support (reduced bandwidth)

2003-08-03  knik
	* libfaac/version.h:
		1.19 beta

	* plugins/winamp/Out_faac.cpp:
		corrected faac library version print

2003-08-02  stux
	* include/faac.h, libfaac/frame.c, libfaac/frame.h,
	libfaac/libfaac.def, libfaac/libfaac_dll.dsp:
		added config.inputFormat, and associated defines and code, faac now handles native endian 16bit, 24bit and float input. Added faacEncGetDecoderSpecificInfo to the dll exports, needed for MP4. Updated DLL .dsp to compile without error. Updated CFG_VERSION to 102. Version number might need to be updated as the API has technically changed. Did not update libfaac.pdf

2003-07-29  menno
	* plugins/: cooledit/CRegistry.cpp, cooledit/FAAC.def,
	cooledit/FAAC.dsp, cooledit/FAAC.rc, cooledit/Faac.cpp,
	cooledit/Faad.cpp, cooledit/Main.cpp, cooledit/Structs.h,
	cooledit/TypeDef.h, cooledit/aacInfoLib.dsp, cooledit/defines.h,
	cooledit/resource.h, winamp/CRegistry.cpp, winamp/FAAC.rc,
	winamp/Out_faac.cpp, winamp/RESOURCE.H, winamp/defines.h,
	winamp/out_FAAC.dsp:
		updated plugins to work with new faac

2003-07-28  menno
	* frontend/input.c, libfaac/libfaac.dsp:
		compile fix for win32

2003-07-21  knik
	* frontend/main.c:
		Fixed LFE channel mapping.

2003-07-16  knik
	* libfaac/bitstream.c:
		Used ID_FIL element to write libfaac info.

2003-07-13  knik
	* frontend/main.c:
		Fixed -o, -m and -I option.
		Print object type setting.

2003-07-10  knik
	* configure.in:
		more types check

	* frontend/main.c:
		Input channel remapping and 24-bit support.

	* frontend/input.h:
		Updated to match input.c.
		Better integer types support.

	* frontend/input.c:
		24-bit input support.
		Multichannel input remapping.
		WAVEFORMATEXTENSIBLE support.

	* include/faac.h, libfaac/frame.c, libfaac/frame.h:
		24-bit input

2003-07-07  knik
	* docs/faac.html:
		more links

	* libfaac/psychkni.c:
		division by zero fixed

2003-06-26  knik
	* docs/faac.html:
		new faac readme

	* frontend/main.c:
		TNS disabled by default.
		Copyright info moved to library.
		Print help to standard output.

	* libfaac/midside.h:
		midside.c header

	* libfaac/midside.c:
		new Mid/Side control

	* libfaac/: joint.c, joint.h, psychiso.c:
		removed unused files

	* libfaac/Makefile.am:
		joint.c renamed to midside.c

	* libfaac/version.h:
		1.18 beta

	* libfaac/psychkni.c:
		New block type switch.
		Removed M/S threshold support.

	* libfaac/psych.h:
		PsyInfo: removed unused fields.

	* libfaac/ltp.c:
		Fixed memory leak.

	* libfaac/frame.h:
		faacEncConfiguration: added new field.

	* libfaac/frame.c:
		Mid/Side support.
		Copyright info moved from frontend.
		Fixed memory leak.

	* libfaac/coder.h:
		CoderInfo: added new fields.

	* libfaac/channels.h:
		MSInfo: removed unused field.

	* libfaac/aacquant.h:
		Added new functions.

	* libfaac/aacquant.c:
		New mid/side support.
		Short block sorting reorganized.

	* include/faac.h:
		Copyright info moved from frontend.

2003-06-21  knik
	* frontend/main.c:
		raw input support moved to input.c

	* frontend/: input.c, input.h:
		improved raw input support with bigendian byteorder

2003-05-26  knik
	* ChangeLog:
		More complete ChangeLog regenerated from CVS

2003-05-12  knik
	* libfaac/version.h:
		1.17 beta

	* libfaac/frame.c:
		updated ABR table

	* libfaac/aacquant.c:
		CalcAllowedDist: modified noise allocation
		FixNoise: max-quant-value exit condition

2003-05-10  knik
	* bootstrap:
		removed ./configure and make

	* README:
		removed compilation instructions

	* INSTALL:
		compilation instructions

	* frontend/main.c:
		added approximate ABR option

	* libfaac/frame.c:
		added approximate ABR setting
		modified default cutoff

2003-05-03  knik
	* frontend/usage.txt:
		removed obsolete file

2003-05-01  knik
	* TODO:
		[no log message]

	* libfaac/version.h:
		[no log message]

	* libfaac/coder.h:
		CoderInfo: removed unused fields

	* libfaac/aacquant.c:
		saved some bits by reducing max_sfb
		removed unused funcs and vars

	* plugins/cooledit/Faac.cpp:
		libfaac version number compatibility

	* libfaac/Makefile.am:
		removed ISO psymodel

	* libfaac/frame.c:
		removed ISO psyodel
		disabled m/s coding
		fixed default bandwidth
		reduced max_sfb check

2003-04-29  menno
	* include/faac.h, plugins/cooledit/Faac.cpp,
	plugins/cooledit/Structs.h:
		made cooledit plugin compile again
		C++ did not accept const in structs

2003-04-13  knik
	* frontend/main.c:
		removed psymodel setting

	* libfaac/psychkni.c:
		noise threshold changed to match new quantizer
		block type switch fix

	* libfaac/aacquant.c:
		improved quantizer (true VBR)
		new noise allocation scheme (better psymodel)

	* libfaac/frame.c:
		version number moved to version.h

	* libfaac/version.h:
		version number file

2003-03-27  knik
	* include/faac.h:
		updated interface

	* frontend/resource.h:
		new symbols

	* frontend/maingui.c:
		updated library interface
		bitrate control replaced by quality control
		improved status box

	* frontend/main.c:
		updated library interface
		-b bitrate option replaced with -q quality option
		TNS enabled by default

	* frontend/faacgui.rc:
		updated controls

	* libfaac/psychkni.c:
		updated noise level

	* libfaac/frame.h:
		updated library interface

	* libfaac/frame.c:
		added quantizer quality and bandwidth setting

	* libfaac/aacquant.c:
		improved quantizer params

2003-03-26  knik
	* frontend/input.c:
		added typedef

	* configure.in:
		replaced obsolete macro

2003-03-24  menno
	* libfaac/bitstream.c:
		Fixed MPEG-4 ADTS headers to comply with latest spec change

2003-02-25  menno
	* frontend/: faacgui.dsp, faacgui.dsw, maingui.c:
		Frontend now doesn't use libsndfile anymore