Sign Up
Log In
Log In
or
Sign Up
Places
All Projects
Status Monitor
Collapse sidebar
home:lafenghu
sox
sox.changes
Overview
Repositories
Revisions
Requests
Users
Attributes
Meta
File sox.changes of Package sox
------------------------------------------------------------------- Sat Apr 14 12:59:20 UTC 2012 - reddwarf@opensuse.org - Update to version 14.4.0 o Add floating point encodings in AIFF-C files. o Pad WAV data chunks to an even number of bytes. o Made Pulse Audio driver the default driver. o Lots of improvements to man pages. o New upsample, hilbert, and downsample effects. o Fix fading bugs. o Enable --plot on biquad and fir effects. o Now effects chain can be unlimitted length. o Fix newfile/restart effects when merging or mixing files. o Fix crash in compand and mcompand effect. o Improved audio length calculations when using effects. o New trim effect with enhanced capabilities. o Improved large file support. o MP2 write support. - Split librarires to follow SLPP - Optionally enable twolame support - Use pkgconfig() style BuildRequires - Update ocloexec patch to apply to the new version - Remove audioio.h/sunaudio support - Remove unneeded ncurses BuildRequire - Remove patches not needed anymore (sox-14.3.2-new_ffmpeg.patch, sox-14.3.1-undefined.patch and sox-14.3.1-aliasing.patch) ------------------------------------------------------------------- Sun Nov 27 20:49:18 UTC 2011 - pascal.bleser@opensuse.org - fix build on < 12.1 by not applying the O_CLOEXEC patch there as it is not in the glibc - fix build on >= 12.1 by adding ncurses-devel to the BuildRequires ------------------------------------------------------------------- Fri Nov 18 20:38:56 UTC 2011 - crrodriguez@opensuse.org - libsox: Use O_CLOEXEC where needed, this is specially important in library code and even more here as threading is used. ------------------------------------------------------------------- Mon Jun 27 08:14:11 UTC 2011 - coolo@novell.com - remove _service file, way too fragile (see sr#74395) ------------------------------------------------------------------- Wed Jun 22 23:24:09 UTC 2011 - reddwarf@opensuse.org - make it support new ffmpeg versions - remove buildstamp without modifying the output - use opencore-amr for AMR support ------------------------------------------------------------------- Tue Mar 1 14:13:15 UTC 2011 - reddwarf@opensuse.org - Update to version 14.3.2 o Seek support for MP3 files. o Fix WavPack header bugs. o Fix length error in 24-bit RIFF files. o Add default channel mapping to 24-bit RIFF files. o Fix ffmpeg crashes on some CPU's. o Read wider range of WAV files with chunks embedded. o Fix incorrect MP3 length determination with some VBR files with initial silence. o Enable LADSPA support by default on all platforms if libltdl exists. o Allow now legend on spectrogram. o Fix -w option on stat effect. o Support specifying absolute end position instead of offset from beginning of trim operation. ------------------------------------------------------------------- Tue Sep 21 03:23:26 UTC 2010 - reddwarf@opensuse.org - Add libmagic support - Added sox-14.3.1-undefined.patch and sox-14.3.1-aliasing.patch - Run spec-cleaner and general cleanup - Fix MP3 support linking directly against needed libraries - Fix License tag ------------------------------------------------------------------- Tue Apr 13 06:45:08 UTC 2010 - davejplater@gmail.com - Update to version 14.3.1, remove sox-14.2.0-vorbis.patch due to vorbis1.h no longer existing. Fix sox-no_buildstamp.patch. - LibSoX interface changes: o Added new variants of sox_open to allow read/write from/to memory buffers (in POSIX 2008 environment); see example5.c. (robs) - File formats: o New Grandstream ring-tone (gsrt) format. (robs) o CVSD encode/decode speed-ups. (Kimberly Rockwell, P. Chaintreuil) o Fix failed writing 24-bit PAF files (and possibly other libsndfile based formats). (cbagwell) o Allow libsndfile to be dlopen()'ed at runtime if --enable-dl-sndfile is used. (Doug Cook) o Allow amr-nb/amr-wb to be dlopen()'ed at runtime if --enable-dl-amrwb or --enable-dl-amrnb is used. (Doug Cook) o amrnb and amrwb formats can optionally use opencore-amr libraries. (cbagwell) - Audio device drivers: o Add 32-bit support to ALSA driver. (Pavel Hofman) - Effects: o Fix [2254919] silence doesn't trim digital silence correctly. (robs) o Fix [2859842] stats effect crashes on 64-bit arch. (Ulrich Klauer) - Other new features: o Added libSoX example #4: concatenating audio files. (robs) o Show soxi version & usage information when no args given. (robs) - Other bug fixes: o Fix build so that grouped files (e.g. play -r 6k "*.vox" plays all at 6k) works. (robs) o Fix build to support auto file type detection with pipes on FreeBSD and elsewhere. (Dan Nelson) o Fix simultaneous play & rec not working. (robs) o Fix missing documentation for -R (repeatable), and pulseaudio driver. o Fix memory leak of format private data. (Slawomir Testowy) - Internal improvements: o Move bit-rot detection support files to sub-directory (could previously cause build problems). (robs) o Added utilities to help any format handler dlopen() external libraries at run time instead of link time. (Doug Cook) ------------------------------------------------------------------- Sun Dec 13 09:05:41 UTC 2009 - cmorve69@yahoo.es - Remove buildstamp to help build-compare ------------------------------------------------------------------- Thu Jun 25 20:17:53 CEST 2009 - cmorve69@yahoo.es - made ffmpeg, mad, lame, amrwb and amrnb support build conditional - enable PulseAudio support ------------------------------------------------------------------- Mon Jun 22 14:08:10 CEST 2009 - prusnak@suse.cz - updated to 14.3.0 * LibSoX interface changes: o sox_format_init() has been supeseded by sox_init(). o Removed obsolete error codes (SOX_E...); new sox_strerror() function to convert error codes to text. o Use of sox_effect_options() is now mandatory when initialising an effect (see example0.c for an example of this). o sox_flow_effects() has a new (3rd) parameter: a void pointer `client_data' that is passed as a new (2nd) parameter to the flow callback function. client_data may be NULL. * File formats: o Slight improvement to A-law/u-law conversion accuracy: round LSB instead of truncating. (robs) o Fix length in wav header with multi-channel output to pipe. (robs) o Fix [2028181] w64 float format incompatibility. (Tim Munro) o Fix reading AIFF files with pad bytes in COMT chunks. (Joe Holt) o Fix AIFF file length bug to stop reading trash data on files that have extra chunks at end of file. (Joe Holt) o Fix file length being 4 bytes short for AIFF sowt CD tracks. (Joe Holt) o Fix [2404566] segfault when converting from MS ADPCM wav file. (robs) o Fix slight FLAC seek inaccuracy e.g. when using `trim' effect. (robs) o Fix mp3 decode sometimes being up to a block short. (robs) o Fix not outputing GSM-in-wav when input is GSM-in-wav. (robs) * Audio device drivers: o New native OpenBSD audio handler for play/recording. (Alexandre Ratchov) o 24-bit support for ALSA handler. (robs) o Warn if ALSA under/overrun. (robs) * Effects: o New `stats' effect; multichannel audio statistics. (robs) o New `sinc' FFT filter effect; replacement for `filter'. (robs) o New `fir' filter effect using external coefficients/file. (robs) o New `biquad' filter effect using external coefficients. (robs) o New `overdrive' effect. (robs) o New `vad' Voice Activity Detector effect. (robs) o `synth' enhancements: can now set common parameters for multiple channels, new `pluck' and `tpdf' types, `scientific' note notation, [2778142] just intonation. (robs) o New multi-channel support and revised sizing options for `spectrogram'. N.B. revised options are not directly backwards compatible -- see the man page for details of the new syntax. (robs) o Richer gain/normalise options. (robs) o [2704442] Slight change to `riaa' gain: now norm'd to 0dB @ 1k (previously 19.9dB @ DC). (Glenn Davis) o Fix [2487589] `dither' clipping detection & handling. (robs) o Fix `repeat' sometimes stopping repeating too soon. (robs) o Fix `repeat' sometimes repeating wrong audio segments. (robs) o Fix [2332343] 'silence' segfault with certain lengths. (cbagwell) o Fix `silence' empty output file with A-law input. (robs) o Fix temporary file problems in Windows (cygwin) with normalise and other effects. (robs) o Fix [2779041] spectrogram PNG file is invalid on Windows. (robs) o Fix [2787587] `trim x 0' should produce zero length audio. (robs) o Parallel effects channel processing on some hyper-threading/mult-core architectures. New `--single-threaded' option to disable this. (robs) * Other new features: o Added ability to create shared DLL's on cygwin (cbagwell) o New `--guard' & `--norm' options; use temporary files to guard against clipping for many, but not currently all, effects. (robs) o New `--ignore-length' option to ignore length in input file header (for simple encodings & for mp3); instead, read to end of file. (robs) o New `--temp DIRECTORY' option. (robs) o New `--play-rate-arg ARG' option. (robs) o New SOX_OPTS environment variable; can be used to provide default values for above and other options. (robs) o Grouped files, e.g. play -r 6k "*.vox" plays all at 6k. (robs) o Automatically `dither'; new `--no-dither' option to disable this. (robs) o Can now use `v' & `V' keys to adjust volume whilst playing audio (on some systems). (robs) o New bitrate, time in seconds, & total options for soxi; bitrate and file-size display for sox. (robs) o `Magic' (libmagic) file type detection now selected using `--magic' option (where supported). o [2003121] In many cases, no longer need to specify -t when inputing audio from a `pipe'. (robs) o Support more Shoutcast URL variants. (robs) o Added libSoX example #3: playing audio. (robs) * Other bug fixes: o Fix [2262177] SoX build could fail with parse /etc/issue error. (robs) o Fix "no handler for detected file type `application/octet-stream; charset=binary'" with raw files when using libmagic. (robs) * Internal improvements: o Rationalise use of and make repeatable across different platforms pseudo random number generators. (robs) o Rationalise effects' options interface (getopt compatible). (robs) o Added stub headers to allow test compilation of all sources on linux. (robs) ------------------------------------------------------------------- Fri Jan 16 16:37:43 CET 2009 - prusnak@suse.cz - updated to 14.2.0 * Processing chain: o now supports any number of input files o now allows multiple effects chains, multiple input pipes and, in some cases, multiple output files o initial support for Mac OSX audio IO o better support for large (2G/4G) files. * New effects: o (ISO 226) loudness control o RIAA vinyl EQ o pitch bending * Enhanced effects: o rate: minimum/intermediate/linear phase, custom bandwidth o dither: noise shaping o mcompand: now with Linkwitz-Riley crossover. * Various other small fixes/improvements. ------------------------------------------------------------------- Thu Oct 23 18:25:03 CEST 2008 - ro@suse.de - fix build with updated libtool ------------------------------------------------------------------- Mon Sep 1 14:46:27 CEST 2008 - prusnak@suse.cz - updated to 14.1.0 * New WavPack format. * New htk format. * New .f4 & .f8 raw file extensions. * New `splice' effect; splice together audio sections. * New `remix' effect; mixes any number of channels. * New `norm' (normalise) effect. * New `delay' effect; delay one or more channels. * New `contrast' enhancement effect. * New `rate' high quality resampling effect. * New `spectrogram' effect; creates a PNG (if built with PNG lib). * New `gain' alias for the vol effect. * New option --help-format shows info about supported format(s). * New --combine=mix-power option to mix combine using 1/sqrt(n) scaling instead of 1/n. * New --input-buffer option to specify (only) input buffer size. * New `soxi' utility to extract/display file header fields. * New VU meter. * Can now write .amb (.wav variant) files. * Can now read 2,3(2.6),4 bit ADPCM .voc files. * Can now read some MP3 ID3 tags. * Fix rec shortcut should apply bit depth (8-bit, 16-bit, etc.) to input handler. * Fix endian selection (-B, -L, -x) in some circumstances. * Various other small fixes/improvements. ------------------------------------------------------------------- Fri Jun 27 17:11:51 CEST 2008 - schwab@suse.de - Use autoreconf. ------------------------------------------------------------------- Tue Mar 25 15:00:28 CET 2008 - prusnak@suse.cz - build file format modules with LDFLAGS -module -avoid-version (module-avoid-version.patch) ------------------------------------------------------------------- Wed Mar 19 16:32:58 CET 2008 - prusnak@suse.cz - updated to 14.0.1 File formats: o Added support for non-standard, non-WAVE_FORMAT_EXTENSIBLE (esp. 24-bit) PCM wav (see wavpcm in soxformat.7 for details). (robs) Effects: o Reimplemented reverb to be similar to freeverb. (robs) Bug fixes: o Fix Sndtool read error causing noise at start. (Reynir Stefánsson) o Fix mixer with >4 numbers, and mixer -3 behaving as mixer -4. (robs) o Fix [1748909] sox does not report remaining playtime of mp3s. (robs) o Fix failure to read AIFF files with empty MARK chunk. (robs) o Fix spurious 'Premature EOF' message in some circumstances. (robs) o Switched to 16-bit for libao driver since not all its plugins support it (such as oss, nas, and pulse audio) (Morita Sho) o Stop crash when "rec" is run with no arguments (Morita Sho). o Fix -V (without argument) on non-gnu systems. (robs) o Fix reported (with -V) output audio length in some cases. (robs) o Fix actual FLAC output file audio length in some cases. (robs) o Fix poor 24-bit FLAC compression & support newer versions of libFLAC (1.2.x). (robs) o Fix loss of 1 decoded FLAC block when using "trim 0 ...". (robs) o Fix trim when first effect with IMA-ADPCM input wav file. (robs) Internal improvements: o Let "make distcheck" run some automated test scripts. o Distribute missing cmake files. o Fix ogg vorbis compile error on some platforms. o Remove unused libltdl that could cause header mismatch with installed libltdl. o Fix AMR detection with --disable-shared. (robs) o Updated configure to support linking to static libraries on mingw for flac, ogg, and libsamplerate libraries. ------------------------------------------------------------------- Mon Nov 19 13:49:46 CET 2007 - prusnak@suse.cz - moved %{_libdir}/sox/*.so from -devel to main package (these are plugins not development files) - added rpmlintrc to supress warnings about .so files in non-devel package ------------------------------------------------------------------- Tue Sep 25 11:59:55 CEST 2007 - prusnak@suse.cz - updated to 14.0.0 File formats: o Added ffmpeg support. (Reuben Thomas) o FLAC: added seekable decoding; added seek-table generation. (robs) o Added M3U & PLS playlist formats [FR# 1667341] (Note: SHOUTcast PLS is only partially supported). (robs) o Made format readers and writers into individual modules for easier distribution of differently-licensed code. (Reuben Thomas) o Added libao support. (Reuben Thomas) o Added support for ADPCM-encoded PRC files, based on Danny Smith's rec2wav and sndcmp. (Reuben Thomas) o Added AMR-NB [FR# 728875] & AMR-WB formats (with external libs). (robs) o Added LPC-10 support. (Reuben Thomas) Effects: o Use LADSPA effects (one input, one output). (Reuben Thomas) o --octave option changed to --plot; can now also use gnuplot to plot effect transfer function. (robs) o Added soft-knee companding. (robs) o Show (with --plot) compand transfer function. (robs) o Allow e.g. "vol 6dB" (as well as "vol 6 dB"). (robs) o Changed deemph filter from 1st order to 2nd order for better accuracy. (robs) o Add option to silence effect to leave periods of silence in and only strip out extra silence. (Mark Schreiber) o synth can now generate any number of channels. (robs) o mixer can now mixdown to mono any number of channels. (robs) o Added oops effect (mixer special case). (robs) o All effects that could only work on mono or stereo audio, now work with any number of channels. (robs) o Added WSOLA-based key and tempo effects. (robs) Other new features: o Show (with -S) if clipping is occurring. (robs) o Added internet input file support (needs wget). (robs) o Made it possible to build without sound drivers. (Reuben Thomas) Bug fixes: o Fix (m)compand transfer function non-linearities; fix compand drain volume. (robs) o Fix crash with pan effect. (robs) o Add missing RM define to Makefiles so installs work. (Bug# 1666599) (cbagwell) o Fix I/O performance regression in 13.0.0. (Reuben Thomas) o Fix .lu, .la read regression in 13.0.0 [Bug# 1715076]. (robs) o Fix uncompressed NIST/Sphere read regression in v13 [Bug #1736016]. o Fix displayed times when playing a file and using trim. (robs) o Fix CDDA sector duration display for non-CDDA sample rates. (robs) o synth fixes: brown noise; inverted square wave; offset < 0. (robs) o Fix crash when encoding Vorbis or FLAC: with no comment. (robs) o Fix effect drain problems: chorus, echo(s), phaser. (robs) o Fix rabbit responsiveness and memory problems. (Peter Samuelson) o Fix broken stereo audio when recording using ALSA. (robs) o Fix OSS driver on big endian machines that was introduced in last release. Internal improvements: o Renamed libst to libsox for name recongition and to avoid duplications with other existing libst libraries. (Reuben Thomas) o Moved effects to libsfx. (Reuben Thomas) o Got rid of several hundred compiler warnings. (robs, Reuben Thomas) o Added basic performance testing of I/O. (Reuben Thomas) o Effects chain processing now available in libSoX. (robs) o Added effects-chain buffering for effects that use a window [FR# 1621695]. (robs) o Added cmake build files for Win32. (robs) - dropped obsolete patches: * retval.patch (included in update) ------------------------------------------------------------------- Fri Apr 20 12:46:32 CEST 2007 - tiwai@suse.de - removed unnecessary requires. ------------------------------------------------------------------- Thu Feb 22 18:09:04 CET 2007 - prusnak@suse.cz - updated to 13.0.0 * added ability to merge e.g. 2 mono files to 1 stereo file * removed the restrictions whereby multiple input files had to have the same data encoding & size and same # of channels * added large file support * more fixes to MP3 tag reading * fix to stop, avoiding a crash, when starting of effects fails * fixed a bug introduced in 12.18.2 that stopped the draining of effects from occuring. This had stopped the reverse effect, among others, from working. * fix rounding error when reading command-line time parameters o fixed deemph & earwax effects to work with MP3, vorbis & FLAC * fix wav file handler discarding the last PCM sample in certain circumstances * improved the accuracy of integer and floating point PCM conversions * full changelog here: http://sf.net/project/shownotes.php?group_id=10706&release_id=485784 - fixed random return value (retval.patch) - dropped obsoleted patches: * sox-12.18.1-external_gsm.patch (included in update) * sox-12.18.1-makefile.patch (included in update) * sox-12.18.1-pitch.patch (included in update) ------------------------------------------------------------------- Wed Feb 14 15:12:11 CET 2007 - schwab@suse.de - Fix building as non-root. ------------------------------------------------------------------- Thu Nov 9 16:55:28 CET 2006 - prusnak@suse.cz - backported some of the changes from 12.8.2 fixing a bug which caused crashes while pitch changing (pitch.patch) [#200088] ------------------------------------------------------------------- Thu Aug 10 11:54:55 CEST 2006 - nadvornik@suse.cz - updated to 12.18.1 * fixes infinite loops at certain conditions [#197498] * other bugfixes - use external libgsm ------------------------------------------------------------------- Wed Jan 25 21:41:44 CET 2006 - mls@suse.de - converted neededforbuild to BuildRequires ------------------------------------------------------------------- Thu Jan 12 16:32:03 CET 2006 - nadvornik@suse.cz - compile with -fstack-protector ------------------------------------------------------------------- Wed Dec 21 15:55:09 CET 2005 - nadvornik@suse.cz - updated to 12.17.9: * improved alsa support * optional status line - enabled gsm codec [#137747] ------------------------------------------------------------------- Wed Dec 21 11:21:13 CET 2005 - mmj@suse.de - assign return value of realloc to the pointer being realloc'ed ------------------------------------------------------------------- Fri Apr 22 10:58:48 CEST 2005 - meissner@suse.de - 1 byte buffer overflow in smp.c fixed. ------------------------------------------------------------------- Tue Mar 15 17:15:44 CET 2005 - hvogel@suse.de - remove mad from nfb ------------------------------------------------------------------- Fri Jan 28 17:51:15 CET 2005 - nadvornik@suse.cz - updated to 12.17.7 ------------------------------------------------------------------- Thu Nov 18 02:02:02 CET 2004 - ro@suse.de - fixed file list ------------------------------------------------------------------- Mon Aug 16 15:28:46 CEST 2004 - nadvornik@suse.cz - updated to 12.17.5 ------------------------------------------------------------------- Mon Jul 19 15:36:56 CEST 2004 - nadvornik@suse.cz - fixed buffer overflow [#43116] ------------------------------------------------------------------- Mon Apr 19 18:08:50 CEST 2004 - nadvornik@suse.cz - fixed dangerous compiler warnings ------------------------------------------------------------------- Tue Jul 29 14:28:34 CEST 2003 - nadvornik@suse.cz - updated to 12.17.4 - compiled with libmad - support for reading mp3 ------------------------------------------------------------------- Tue Sep 17 17:34:28 CEST 2002 - ro@suse.de - removed bogus self-provides ------------------------------------------------------------------- Fri Aug 09 15:00:21 CEST 2002 - nadvornik@suse.cz - fixed problems with converting to .ogg format [bug #17530] ------------------------------------------------------------------- Wed Feb 27 10:20:59 CET 2002 - nadvornik@suse.cz - removed gsm library due to possible patent problems ------------------------------------------------------------------- Wed Feb 13 12:07:44 CET 2002 - nadvornik@suse.cz - used macro %{_libdir} ------------------------------------------------------------------- Tue Jan 8 14:45:20 CET 2002 - nadvornik@suse.cz - updated to 12.17.3 - support for swapping "bit" order for raw u-law and A-law data - many bugfixes ------------------------------------------------------------------- Wed Dec 5 09:50:07 CET 2001 - nadvornik@suse.cz - disabled alsa support ------------------------------------------------------------------- Tue Oct 23 16:07:14 CEST 2001 - nadvornik@suse.cz - updated to 12.17.2 - new effects: earwax, fade in/out, silence, dcshift, synth - updated play/rec/soxeffect scripts to handle all effect - compiled with alsa support - compiled with Ogg Vorbis support ------------------------------------------------------------------- Tue Sep 11 16:12:21 CEST 2001 - nadvornik@suse.cz - fixed output file handling [bug #10449] ------------------------------------------------------------------- Mon May 21 11:16:25 CEST 2001 - nadvornik@suse.cz - fixed cast warnings and include files for ia64 ------------------------------------------------------------------- Tue Jan 23 14:12:23 CET 2001 - nadvornik@suse.cz - fixed to compile on axp ------------------------------------------------------------------- Fri Nov 24 12:43:05 CET 2000 - tiwai@suse.de - Fixed OSS playback on big-endian machine. ------------------------------------------------------------------- Mon Oct 9 09:54:48 CEST 2000 - nadvornik@suse.cz - fixed Copyright - used bzip2 ------------------------------------------------------------------- Fri Sep 15 11:17:33 CEST 2000 - nadvornik@suse.cz - update to 12.17 - used suse_update_config ------------------------------------------------------------------- Fri May 19 23:33:08 CEST 2000 - bk@suse.de - enabled sunaudio (dev/audio) file format support(see man page for use) ------------------------------------------------------------------- Fri May 19 19:19:58 CEST 2000 - bk@suse.de - added man pages for play and rec ------------------------------------------------------------------- Thu May 18 15:44:41 CEST 2000 - nadvornik@suse.cz - changed Group tag ------------------------------------------------------------------- Mon Apr 10 14:10:53 CEST 2000 - nadvornik@suse.cz - now compiles with the oss driver ------------------------------------------------------------------- Thu Apr 6 15:21:43 CEST 2000 - nadvornik@suse.cz - added BuildRoot - added URL ------------------------------------------------------------------- Tue Jan 25 18:40:11 CET 2000 - ro@suse.de - update to 12.16, man to /usr/share using macro ------------------------------------------------------------------- Mon Sep 13 17:23:57 CEST 1999 - bs@suse.de - ran old prepare_spec on spec file to switch to new prepare_spec. ------------------------------------------------------------------- Wed Dec 2 23:46:31 MET 1998 - ro@suse.de - update to 12.15 ------------------------------------------------------------------- Tue Aug 11 11:09:59 MEST 1998 - ro@suse.de - back to original names play/rec (wavplay changed the names) - added patches from kevin bradley for polyphase sample rate conversion ------------------------------------------------------------------- Tue May 12 15:06:12 MEST 1998 - ro@suse.de - initial package version 12.14 changed play and rec to soxplay and soxrec to avoid collision with wavplay
Locations
Projects
Search
Status Monitor
Help
OpenBuildService.org
Documentation
API Documentation
Code of Conduct
Contact
Support
@OBShq
Terms
openSUSE Build Service is sponsored by
The Open Build Service is an
openSUSE project
.
Sign Up
Log In
Places
Places
All Projects
Status Monitor