From e0db8cfb33d51024346364ca727d773e60e5207f Mon Sep 17 00:00:00 2001 From: Diego Biurrun Date: Thu, 29 Dec 2005 17:51:42 +0000 Subject: [PATCH] spelling/wording/grammar Originally committed as revision 4787 to svn://svn.ffmpeg.org/ffmpeg/trunk --- Changelog | 325 +++++++++++++++++++++++++++--------------------------- 1 file changed, 162 insertions(+), 163 deletions(-) diff --git a/Changelog b/Changelog index 9deb07f6f8..a17c2bf83e 100644 --- a/Changelog +++ b/Changelog @@ -16,18 +16,18 @@ version - Autodesk Animator Studio Codec (AASC) decoder - Indeo 2 video decoder - Fraps FPS1 video decoder -- SNOW video encoder/decoder +- Snow video encoder/decoder - Sonic audio encoder/decoder -- Vorbis decoder +- Vorbis audio decoder - Macromedia ADPCM decoder -- Duck TrueMotion 2 decoder -- Support for decoding FLX and DTA extensions in FLIC files +- Duck TrueMotion 2 video decoder +- support for decoding FLX and DTA extensions in FLIC files - H.264 custom quantization matrices support - ffserver fixed, it should now be usable again - QDM2 audio decoder - cook audio decoder - wma2 audio decoder fixed, now all files should play correctly -- jpeg-ls decoder (unfinished) +- JPEG-LS decoder (unfinished) - build system improvements - tabs and trailing whitespace removed from the codebase @@ -51,71 +51,71 @@ version 0.4.9-pre1: - MSZH and ZLIB decoder support - SVQ1 video encoder - AMR-WB support -- PPC optimisations +- PPC optimizations - rate distortion optimal cbp support -- rate distorted optimal ac prediction for mpeg4 +- rate distorted optimal ac prediction for MPEG-4 - rate distorted optimal lambda->qp support - AAC encoding with libfaac - Sunplus JPEG codec (SP5X) support -- use lagrange multipler instead of qp for ratecontrol -- theora/VP3 decoding support +- use Lagrange multipler instead of QP for ratecontrol +- Theora/VP3 decoding support - XA and ADX ADPCM codecs -- export mpeg2 active display area / pan scan +- export MPEG-2 active display area / pan scan - Add support for configuring with IBM XLC - floating point AAN DCT -- initial support for zygovideo (not complete) -- rgb ffv1 support +- initial support for zygo video (not complete) +- RGB ffv1 support - new audio/video parser API - av_log() system - av_read_frame() and av_seek_frame() support - missing last frame fixes - seek by mouse in ffplay -- noise reduction of dct coefficients -- h263 OBMC & 4MV support -- h263 alternative inter vlc support -- h263 loop filter -- h263 slice structured mode -- interlaced DCT support for MPEG2 encoding +- noise reduction of DCT coefficients +- H.263 OBMC & 4MV support +- H.263 alternative inter vlc support +- H.263 loop filter +- H.263 slice structured mode +- interlaced DCT support for MPEG-2 encoding - stuffing to stay above min_bitrate -- mb type & qp vissualization +- MB type & QP visualization - frame stepping for ffplay - interlaced motion estimation - alternate scantable support - SVCD scan offset support -- closed gop support -- SSE2 fdct +- closed GOP support +- SSE2 FDCT - quantizer noise shaping - G.726 ADPCM audio codec - MS ADPCM encoding - multithreaded/SMP motion estimation -- multithreaded/SMP encoding for MPEG1/MPEG2/MPEG4/H263 -- multithreaded/SMP decoding for MPEG2 +- multithreaded/SMP encoding for MPEG-1/MPEG-2/MPEG-4/H.263 +- multithreaded/SMP decoding for MPEG-2 - FLAC decoder - Metrowerks CodeWarrior suppport -- h263+ custom pcf support +- H.263+ custom pcf support - nicer output for 'ffmpeg -formats' -- matroska demuxer +- Matroska demuxer - SGI image format, encoding and decoding -- h264 loop filter support -- h264 CABAC support +- H.264 loop filter support +- H.264 CABAC support - nicer looking arrows for the motion vector vissualization - improved VCD support - audio timestamp drift compensation -- mpeg2 YUV 422/444 support +- MPEG-2 YUV 422/444 support - polyphase kaiser windowed sinc and blackman nuttall windowed sinc audio resample - better image scaling -- h261 support +- H.261 support - correctly interleave packets during encoding - VIS optimized motion compensation -- intra_dc_precission>0 encoding support -- support reuse of motion vectors/mb types/field select values of the source video +- intra_dc_precision>0 encoding support +- support reuse of motion vectors/MB types/field select values of the source video - more accurate deblock filter - padding support - many optimizations and bugfixes version 0.4.8: -- MPEG2 video encoding (Michael) +- MPEG-2 video encoding (Michael) - Id RoQ playback subsystem (Mike Melanson and Tim Ferguson) - Wing Commander III Movie (.mve) file playback subsystem (Mike Melanson and Mario Brito) @@ -125,230 +125,229 @@ version 0.4.8: version 0.4.7: -- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from a mplayerhq +- RealAudio 1.0 (14_4) and 2.0 (28_8) native decoders. Author unknown, code from mplayerhq (originally from public domain player for Amiga at http://www.honeypot.net/audio) -- Current version now also compiles with older GCC (Fabrice) +- current version now also compiles with older GCC (Fabrice) - 4X multimedia playback system including 4xm file demuxer (Mike Melanson), and 4X video and audio codecs (Michael) - Creative YUV (CYUV) decoder (Mike Melanson) - FFV1 codec (our very simple lossless intra only codec, compresses much better - then huffyuv) (Michael) -- ASV1 (Asus), H.264, Intel indeo3 codecs has been added (Various) -- Tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with + than HuffYUV) (Michael) +- ASV1 (Asus), H.264, Intel indeo3 codecs have been added (various) +- tiny PNG encoder and decoder, tiny GIF decoder, PAM decoder (PPM with alpha support), JPEG YUV colorspace support. (Fabrice Bellard) - ffplay has been replaced with a newer version which uses SDL (optionally) - for multi platform support (fabrice) + for multiplatform support (Fabrice) - Sorenson Version 3 codec (SVQ3) support has been added (decoding only) - donated by anonymous - AMR format has been added (Johannes Carlsson) -- 3gp support has been added (Johannes Carlsson) +- 3GP support has been added (Johannes Carlsson) - VP3 codec has been added (Mike Melanson) - more MPEG-1/2 fixes -- Better Multi platform support, MS Visual Studio fixes (various) -- Altivec optimizations (Magnus Damn and others) +- better multiplatform support, MS Visual Studio fixes (various) +- AltiVec optimizations (Magnus Damn and others) - SH4 processor support has been added (BERO) -- New public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick) -- VOB Streaming support (Brian Foley) -- Better MP3 Autodetection (Andriy Rysin) +- new public interfaces (avcodec_get_pix_fmt) (Roman Shaposhnick) +- VOB streaming support (Brian Foley) +- better MP3 autodetection (Andriy Rysin) - qpel encoding (Michael) - 4mv+b frames encoding finally fixed (Michael) - chroma ME (Michael) -- 5 comparission functions for ME (Michael) -- b frame encoding speedup (Michael) -- wmv2 codec (unfinished - Michael) +- 5 comparison functions for ME (Michael) +- B-frame encoding speedup (Michael) +- WMV2 codec (unfinished - Michael) - user specified diamond size for EPZS (Michael) - Playstation STR playback subsystem, still experimental (Mike and Michael) - ASV2 codec (Michael) - CLJR decoder (Alex) -.. And lots more new enhances and fixes. +.. And lots more new enhancements and fixes. version 0.4.6: -- completely new integer only mpeg audio layer 1/2/3 decoder rewritten - from scratch. -- recoded dct and motion vector search with gcc (no longer depends on - nasm). -- fix quantization bug in AC3 encoder. -- added PCM codecs and format. Corrected wav/avi/asf pcm issues. -- added prototype ffplay program. -- added GOB header parsing on H.263/H.263+ decoder. (Juanjo) -- bug fix on MCBPC tables of H.263. (Juanjo) -- bug fix on DC coefficients of H.263. (Juanjo) -- added Advanced Prediction Mode on H.263/H.263+ decoder. (Juanjo) -- now we can decode H.263 streams found on QuickTime files. (Juanjo) -- now we can decode H.263 streams found on VIVO v1 files.(Juanjo) +- completely new integer only MPEG audio layer 1/2/3 decoder rewritten + from scratch +- Recoded DCT and motion vector search with gcc (no longer depends on nasm) +- fix quantization bug in AC3 encoder +- added PCM codecs and format. Corrected WAV/AVI/ASF PCM issues +- added prototype ffplay program +- added GOB header parsing on H.263/H.263+ decoder (Juanjo) +- bug fix on MCBPC tables of H.263 (Juanjo) +- bug fix on DC coefficients of H.263 (Juanjo) +- added Advanced Prediction Mode on H.263/H.263+ decoder (Juanjo) +- now we can decode H.263 streams found in QuickTime files (Juanjo) +- now we can decode H.263 streams found in VIVO v1 files(Juanjo) - preliminary RTP "friendly" mode for H.263/H.263+ coding. (Juanjo) -- added GOB header for H.263/H.263+ coding on RTP mode. (Juanjo) -- now H.263 picture size is returned on the first decoded frame. (Juanjo) +- added GOB header for H.263/H.263+ coding on RTP mode (Juanjo) +- now H.263 picture size is returned on the first decoded frame (Juanjo) - added first regression tests -- added MPEG2 TS demux +- added MPEG-2 TS demuxer - new demux API for libav - more accurate and faster IDCT (Michael) -- faster and entropy controlled motion search (Michael) +- faster and entropy-controlled motion search (Michael) - two pass video encoding (Michael) - new video rate control (Michael) - added MSMPEG4V1, MSMPEGV2 and WMV1 support (Michael) - great performance improvement of video encoders and decoders (Michael) - new and faster bit readers and vlc parsers (Michael) -- high quality encoding mode : tries all macroblock/VLC types (Michael) +- high quality encoding mode: tries all macroblock/VLC types (Michael) - added DV video decoder - preliminary RTP/RTSP support in ffserver and libavformat -- H.263+ AIC decoding/encoding support. (Juanjo) -- VCD MPEG-PS mode. (Juanjo) -- PSNR stuff. (Juanjo) -- Simple stats output. (Juanjo) -- 16-bit and 15-bit rgb/bgr/gbr support (Bisqwit) +- H.263+ AIC decoding/encoding support (Juanjo) +- VCD MPEG-PS mode (Juanjo) +- PSNR stuff (Juanjo) +- simple stats output (Juanjo) +- 16-bit and 15-bit RGB/BGR/GBR support (Bisqwit) version 0.4.5: -- some header fixes (Zdenek Kabelac <kabi@informatics.muni.cz>). -- many MMX optimizations (Nick Kurshev <nickols_k@mail.ru>). -- added configure system (actually a small shell script). -- added mpeg audio layer 1/2/3 decoding using LGPL'ed mpglib by +- some header fixes (Zdenek Kabelac ) +- many MMX optimizations (Nick Kurshev ) +- added configure system (actually a small shell script) +- added MPEG audio layer 1/2/3 decoding using LGPL'ed mpglib by Michael Hipp (temporary solution - waiting for integer only - decoder). -- fixed VIDIOCSYNC interrupt. -- added Intel H263 decoding support ('I263' avi fourCC) -- added Real Video 1.0 decoding (needs further testing). + decoder) +- fixed VIDIOCSYNC interrupt +- added Intel H.263 decoding support ('I263' AVI fourCC) +- added Real Video 1.0 decoding (needs further testing) - simplified image formats again. Added PGM format (=grey pgm). Renamed old PGM to PGMYUV. -- fixed msmpeg4 slice issues (tell me if you still find problems). -- fixed opendivx bugs with newer versions (added VOL header decoding). -- added support for mplayer interface. -- added macroblock skip optimization. -- added MJPEG decoder. -- added mmx/mmxext idct from libmpeg2. +- fixed msmpeg4 slice issues (tell me if you still find problems) +- fixed OpenDivX bugs with newer versions (added VOL header decoding) +- added support for MPlayer interface +- added macroblock skip optimization +- added MJPEG decoder +- added mmx/mmxext IDCT from libmpeg2 - added pgmyuvpipe, ppm, and ppm_pipe formats (original patch by Celer - <celer@shell.scrypt.net>). -- added pixel format convertion layer (e.g. for MJPEG or PPM). -- added deinterlacing option. -- mpeg1/2 fixes. -- mpeg4 vol header fixes (Jonathan Marsden <snmjbm@pacbell.net>). -- ARM optimizations (Lionel Ulmer <lionel.ulmer@free.fr>). -- Windows porting of file converter. -- added MJPEG raw format (input/ouput). -- added JPEG image format support (input/output). + ) +- added pixel format conversion layer (e.g. for MJPEG or PPM) +- added deinterlacing option +- MPEG-1/2 fixes +- MPEG-4 vol header fixes (Jonathan Marsden ) +- ARM optimizations (Lionel Ulmer ). +- Windows porting of file converter +- added MJPEG raw format (input/ouput) +- added JPEG image format support (input/output) version 0.4.4: - fixed some std header definitions (Bjorn Lindgren - <bjorn.e.lindgren@telia.com>). -- added mpeg demux (mpeg 1 and 2 compatible). -- added ASF demux. -- added prototype RM demux. -- added AC3 decoding (done with libac3 by Aaron Holtzman). -- added decoding codec parameter guessing (.e.g. for mpeg, because the - header does not include them). -- fixed header generation in mpeg1, AVI and ASF mux : wmplayer can now - play them (only tested video). -- fixed h263 white bug. -- fixed phase rounding in img resample filter. -- add mmx code for polyphase img resample filter. -- added CPU autodetect. -- added generic title/author/copyright/comment string handling (ASF and RM use them). + ). +- added MPEG demuxer (MPEG-1 and 2 compatible). +- added ASF demuxer +- added prototype RM demuxer +- added AC3 decoding (done with libac3 by Aaron Holtzman) +- added decoding codec parameter guessing (.e.g. for MPEG, because the + header does not include them) +- fixed header generation in MPEG-1, AVI and ASF muxer: wmplayer can now + play them (only tested video) +- fixed H.263 white bug +- fixed phase rounding in img resample filter +- add MMX code for polyphase img resample filter +- added CPU autodetection +- added generic title/author/copyright/comment string handling (ASF and RM + use them) - added SWF demux to extract MP3 track (not usable yet because no MP3 - decoder). -- added fractional frame rate support. + decoder) +- added fractional frame rate support - codecs are no longer searched by read_header() (should fix ffserver - segfault). + segfault) version 0.4.3: -- BGR24 patch (initial patch by Jeroen Vreeken <pe1rxq@amsat.org>). -- fixed raw yuv output. -- added motion rounding support in MPEG4. -- fixed motion bug rounding in MSMPEG4. -- added B frame handling in video core. -- added full MPEG1 decoding support. -- added partial (frame only) MPEG2 support. +- BGR24 patch (initial patch by Jeroen Vreeken ) +- fixed raw yuv output +- added motion rounding support in MPEG-4 +- fixed motion bug rounding in MSMPEG4 +- added B-frame handling in video core +- added full MPEG-1 decoding support +- added partial (frame only) MPEG-2 support - changed the FOURCC code for H.263 to "U263" to be able to see the -+AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with -this +codec ;) (JuanJo). -- Halfpel motion estimation after mb type selection (JuanJo). -- added pgm and .Y.U.V output format. + +AVI/H.263 file with the UB Video H.263+ decoder. MPlayer works with + this +codec ;) (JuanJo). +- Halfpel motion estimation after MB type selection (JuanJo) +- added pgm and .Y.U.V output format - suppressed 'img:' protocol. Simply use: /tmp/test%d.[pgm|Y] as input or output. - added pgmpipe I/O format (original patch from Martin Aumueller - <lists@reserv.at>, but changed completely since we use a format - instead of a protocol). + , but changed completely since we use a format + instead of a protocol) version 0.4.2: -- added H263/MPEG4/MSMPEG4 decoding support. MPEG4 decoding support - (for openDIVX) is almost complete: 8x8 MVs and rounding are +- added H.263/MPEG-4/MSMPEG4 decoding support. MPEG-4 decoding support + (for OpenDivX) is almost complete: 8x8 MVs and rounding are missing. MSMPEG4 support is complete. -- added prototype MPEG1 decoder. Only I and P frames handled yet (it - can decode ffmpeg mpegs :-)). +- added prototype MPEG-1 decoder. Only I- and P-frames handled yet (it + can decode ffmpeg MPEGs :-)). - added libavcodec API documentation (see apiexample.c). - fixed image polyphase bug (the bottom of some images could be - greenish). + greenish) - added support for non clipped motion vectors (decoding only) - and image sizes non multiple of 16. -- added support for AC prediction (decoding only). -- added file overwrite confirmation (can be disabled with -y). -- Added custom size picture to H.263 using H.263+ (Juanjo). + and image sizes non-multiple of 16 +- added support for AC prediction (decoding only) +- added file overwrite confirmation (can be disabled with -y) +- added custom size picture to H.263 using H.263+ (Juanjo) version 0.4.1: -- added MSMPEG4 (aka DIVX) compatible encoder. Changed default codec - of avi and asf to DIV3. +- added MSMPEG4 (aka DivX) compatible encoder. Changed default codec + of AVI and ASF to DIV3. - added -me option to set motion estimation method (default=log). suppressed redundant -hq option. - added options -acodec and -vcodec to force a given codec (useful for - AVI for example). -- fixed -an option. -- improved dct_quantize speed. -- factorized some motion estimation code. + AVI for example) +- fixed -an option +- improved dct_quantize speed +- factorized some motion estimation code version 0.4.0: -- removing grab code from ffserver and moved it to ffmpeg. Added multi - stream support to ffmpeg. +- removing grab code from ffserver and moved it to ffmpeg. Added + multistream support to ffmpeg. - added timeshifting support for live feeds (option ?date=xxx in the - URL). + URL) - added high quality image resize code with polyphase filter (need mmx/see optimisation). Enable multiple image size support in ffserver. -- added multi live feed support in ffserver. +- added multi live feed support in ffserver - suppressed master feature from ffserver (it should be done with an external program which opens the .ffm url and writes it to another - ffserver). -- added preliminary support for video stream parsing (wav and avi half - done). Added proper support for audio/video file convertion in + ffserver) +- added preliminary support for video stream parsing (WAV and AVI half + done). Added proper support for audio/video file conversion in ffmpeg. -- added preliminary support for video file sending from ffserver. -- redesigning I/O subsystem : now using URL based input and output - (see avio.h). -- added wav format support. -- added "tty user interface" to ffmpeg to stop grabbing gracefully. -- added MMX/SSE optimizations to SAD (Sums of Absolutes Diferences) - (Juan J. Sierralta P. a.k.a. "Juanjo" <juanjo@atmlab.utfsm.cl>). -- added MMX DCT from mpeg2_movie 1.5 (Juanjo). -- added new motion estimation algorithms, log and phods (Juanjo). -- changed directories : libav for format handling, libavcodec for - codecs. +- added preliminary support for video file sending from ffserver +- redesigning I/O subsystem: now using URL based input and output + (see avio.h) +- added WAV format support +- added "tty user interface" to ffmpeg to stop grabbing gracefully +- added MMX/SSE optimizations to SAD (Sums of Absolutes Differences) + (Juan J. Sierralta P. a.k.a. "Juanjo" ) +- added MMX DCT from mpeg2_movie 1.5 (Juanjo) +- added new motion estimation algorithms, log and phods (Juanjo) +- changed directories: libav for format handling, libavcodec for + codecs version 0.3.4: -- added stereo in mpeg audio encoder. +- added stereo in MPEG audio encoder version 0.3.3: - added 'high quality' mode which use motion vectors. It can be used in real time at low resolution. - fixed rounding problems which caused quality problems at high - bitrates and large gop size. + bitrates and large GOP size version 0.3.2: small fixes -- asf fixes +- ASF fixes - put_seek bug fix version 0.3.1: added avi/divx support -- added avi support -- added mpeg4 codec compatible with open divx. It is based on the h263 - codec. +- added AVI support +- added MPEG-4 codec compatible with OpenDivX. It is based on the H.263 codec - added sound for flash format (not tested) version 0.3: initial public release