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2015-12-13add .gitattributes for Ruby method detection
The "diff" function detection for C does not map well to Ruby files, take advantage of gitattributes(5) to improve method name detection in generated patches as well as making "git diff -W" output more useful.
2015-12-13switch to exception-free non-blocking I/O
Ruby 2.3 will have `exception: false' support in socket-related classes. Additionally, 2.3 will implement the existing IO#*_nonblock methods more efficiently than before by avoiding the hash allocation necessary for keywords. For users on older Rubies, we'll continue supporting them with compatibility wrappers; even Ruby 1.9.3 users (for now).
2015-12-13tracklist: fixup idempotent "tl shuffle false"
Disabling shuffle should be idempotent.
2015-12-07player: tl (repeat|shuffle|max) and trim swap values
It makes more sense to return the previous value rather than the newly-set one, since the user presumably knows what they're setting and might care about the previous value.
2015-12-07player: refactor and document tracklist interface
The dpc_tl method was becoming too large, split it up into sub-methods for easier readability. While we're at it, at least make "tl repeat" consistent with "tl shuffle" when setting new values.
2015-12-07tracklist: support limiting maximum tracklist size
This defaults to 16384? This is what mpd uses by default as well. Of course folks interacting with dtas-player directly can override this: dtas-tl max INTEGER dtas-tl max This is NOT meant to be a hard security measure for local users talking to dtas-player directly. It is only to prevent accidentally stupid things like flooding the playlist with a broken script and to prevent remote users from DoS-ing us via the to-be-written mpd proxy/emulation layer. Remember: dtas-player itself will ALWAYS remain capable of executing arbitrary code :)
2015-12-07tracklist: shuffle support
This is in the MPRIS 2.0 TrackList spec and also in mpd (as "repeat" mode), so we can probably support it directly in player to ease implementations of future wrappers.
2015-12-06tracklist: avoid needlessly building a hash for track IDs
Building this hash is a linear operation anyways, so there's no point in doing it when Array#index can stop early if the track is found, to avoid unnecessary work.
2015-12-05tracklist: do not mutate @list when serializing
This happens when "dtas-ctl state dump" is invoked manually; causing "dtas-tl cat" to break afterwards. Fixes: commit 7b065706d37df9e54c8b3299ce696545c6159fa4 ("tracklist: use lower number unique track IDs")
2015-12-05tracklist: use lower number unique track IDs
This is easier for users to read and type; and _might_ help with race conditions due to fast object recycling from GC. We'll also be implementing playist versioning on top of this in the next commits for MPD protocol compatibility. Unfortunately this adds an additional 40 bytes of per-track overhead (on 64-bit systems, its only 20 bytes on 32-bit). However, we may be able to save memory in the future by supporting dtas-mlib node IDs if we integrate dtas-player with DTAS::Mlib. While we're at it, include a minor speedup for DTAS::Tracklist#remove_track by using Array#delete_at instead of relying on Array#compact! after assignment This should improve "dtas-tl cat" output readability dramatically. The state file (~/.dtas/player_state.yml) remains compatible between dtas-player before and after this change.
2015-11-28dtas-mlib: add dump support for debugging
Using an RFC-822-like format since YAML quoting rules aren't very human-friendly, and we already prevent newlines from entering our DB anyways.
2015-11-22introduce dtas-mlib for music library functions
Eventually this will support searching and be the basis of an mpd-compatible proxy in front of dtas-player
2015-10-30allow building the gem without pandoc
Not everybody cares for manpages.
2015-10-30gemspec: duplicate frozen string for older Rubygems
Older Rubygems (1.8.23 at least on Debian wheezy) tried to modify the version string directly.
2015-10-19dtas-archive: allow specifying SoX compression factor
This can speed up archiving in some cases, as FLAC with compression-level 8 may be excessively slow.
2015-10-04player: cleanup command dispatch
We can generate many command calls easily and dynamically, so avoid the code and cognitive overhead for the majority of commands.
2015-10-03README: add link to NNTP and Atom feeds
The Atom feed has existed for a while, but the NNTP server is brand new (and potentially buggy: drop a plain-text mail to meta@public-inbox.org if you notice bugs)
2015-09-26gemspec: use SPDX-compatible license
RubyGems still complains about the '+', but it is SPDX-compliant...
2015-09-25dtas-readahead: make executable
Oops, files in bin/ should be executable.
2015-09-25dtas-cueedit: escape path to temporary file
Temporary files may still have spaces or weird chars in them. Just keep in mind we need to use $EDITOR/$VISUAL as-is since that may contain additional command-line arguments, so we cannot pass an array.
2015-09-24dtas-readahead: avoid polling on pause
When a player is paused with nothing player, we will not waste CPU time polling for the player to become available. It is wasteful of processing power and battery life.
2015-09-20dtas-readahead: new script for -player users on Linux
This is dependent on Linux /proc/ (the "pos: " field of /proc/$PID/fdinfo/$FD to be exact). This was written to avoid seek latencies on a remote FUSE filesystem with occasional packet loss.
2015-09-07player: add "queue cat" command
This will dump the contents of the current queue, including positional seeking information and commands. This is mainly intended for debugging and tools which rely on dtas internals.
2015-09-06use a common /dev/null
This allows us to avoid wasting time reopening the same device over and over again.
2015-07-18parse_freq: trivial new module for parsing frequencies
Seems a bit stupid, but oh well.
2015-07-18parse_time: pass through numeric types
This makes it easier to use in a user-friendly scripting interface we have coming up.
2015-06-16favor recv and recv_nonblock over recvmsg variants
We never use the full return value of the recvmsg* methods, so those allocations are wasted.
2015-06-15splitfx: set OUTFMT correctly for subenv if command is set
Oops!
2015-06-03splitfx: ensure rate is an integer
We'll be using the rate for automatically calculating CDDA alignment in the future.
2015-05-24splitfx: allow -p/--sox-pipe option
This allows splitfx YAML files to operate more seamlessly with external commands such as play(1) especially when combined with the -t/--trim option.
2015-05-21dtas-*edit: fix inotify watch invocations
Broken by commit c02f0b8182b35df1a318418bbd0036c00be93b5c ("source/splitfx: allow watching extra external scripts") Oops
2015-05-21dtas-splitfx: comment describing -j (nothing) as infinite
I nearly forgot about this myself
2015-05-21splitfx: simplify output display
No point in executing echo and wasting CPU cycles. We'll only waste cycles now during dry-runs
2015-05-20splitfx: documentation for subclasses
2015-05-20splitfx: drop unnecessary variable
We no longer use it since commit 7b47191aa4c88b3daa4c980013f0047cb7ae7f6d ("splitfx: avoid double-truncation with user command")
2015-05-19source/splitfx: allow watching extra external scripts
Since writing nested shell commands inside YAML is subject to all sorts of strange quoting rules, encourage users to rely on external scripts which the YAML file refers to instead. These scripts can be written in any reasonable scripting language capable of executing other commands. This allows transparently monitoring things such as `my-script.rb' in the below example when playing my-splitfx.yml via dtas-player: --------------------- my-splitfx.yml ----------------------- infile: input.flac command: $INDIR/my-script.rb "$INFILE" ... --------------------- my-script.rb -------------------------- #!/usr/bin/ruby require 'shellwords' infile = ARGV.shift ch = %W(sox #{infile} -p).concat((ENV['TRIMFX'] || '').shellsplit) fx = %W(highpass 25 gain 9) l = ch.dup.concat(%W(remix 1v1)).concat(fx).concat(%w(contrast 30)) r = ch.dup.concat(%W(remix 2v1)).concat(fx).concat(%w(contrast 0)) cmd = %W(sox -M |#{l.shelljoin} |#{r.shelljoin}) cmd.concat((ENV['SOXFMT'] || '-p').shellsplit) cmd.concat(%w(- stats)) warn cmd.inspect exec *cmd
2015-05-19splitfx: avoid double-truncation with user command
It's probably harmless as the sub (second) command is usually innocuous as fars a modifying dynamic range, but it makes the command-line output confusing.
2015-05-19dtas-console: bind "o" to display time in absolute seconds
It can be useful to display time as absolute seconds to ease arithmetic for tracking files.
2015-05-18splitfx: remove support for encoding opus
Lossy file encoding has too many tunable variables and it is not a good fit for an audio production tool such as dtas-splitfx. This was becoming a maintenance burden for me and is a sign of featuritis.
2015-05-18splitfx: show correct command for output
Oops...
2015-05-17process: implement array expansion to preserve spaces
This can make it easier to specify mcompand parameters in socks, as those require separate levels of parameter parsing and require quoting in shell.
2015-05-17dtas-splitfx: support --trim argument
It can often be useful to expose only part of a track for quick inspection. This lets us do that.
2015-05-17dtas-splitfx: no arguments for quiet and --no-dither
Oops
2015-05-17use monotonic clock on Ruby 2.1+
The monotonic clock is immune to stepping adjustments so it is more suitable for tracking elapsed time differences. Process.clock_gettime also generates less garbage on 64-bit systems due to the use of Flonum.
2015-05-10splitfx: fix non-generic, user-specified targets
Regression appeared in the previous commit, oops. commit ab63c7bb1b69423f8c39a60dd00230c560eecfc4 (splitfx: fix lossy output with player command is in use)
2015-05-10splitfx: fix lossy output with player command is in use
We must ensure lossy encodings do not get lossily-encoded twice, only once at the final stage. There is no effect for lossless outputs as lossless is the common case for splitfx users.
2015-05-10INSTALL: update documentation for 0.11.0 release
Oops
2015-05-10dtas 0.11.0 - bugfixes and splitfx features v0.11.0
dtas-player: There is one dtas-player bugfix to fix an infinite loop on missing files when repeating a single track. commit b6515b3a8abab6dcc56166da825e01e2c083bfc9 ReplayGain also uses the "gain" effect instead of "vol", allowing compatibility with "gain -h" to provide extra headroom in user effects. commit 403ed90e2e7bed3e017938d76e17037b0d5059b6 dtas-splitfx: Dither is no longer applied when outputting bit-depths above 16-bit. The --bits/-b/--rate/-r/-C/--compression command-line flags are passed to sox(1) for output and allow overriding any targets specified in the output. commit e6a2ff2a3984320b1b83f5051709880a8b9d3708 commit 03b1303b1c7511fdd1a6b2f63d7c509e822a6a38) The -O/--outdir switch allows specifying a different output directory, useful for splitting from read-only checkouts or to a faster tmpfs filesystem to avoid SSD wear. commit 619b08c9d4e43d94bac39cd395c1def6fa796f06 dtas-splitfx is still a work-in-progress and rapidly improving :)
2015-05-10splitfx: --bits and --rate for quick-n-dirty generic targets
generic targets (e.g. "wav") is useful for quickly checking if clipping is introduced by dither and resampling, so we'll support changing the sample rate and bits-per-sample from the command-line so users don't need to setup their own targets or wait on FLAC encoding.
2015-05-10splitfx: pass compression factor to sox(1)
This can be useful for speeding up splitfx during development, as sox defaults to maximum compression with FLAC and that is extremely slow.