Class: DTAS::Source::SplitFX
- Includes:
- Watchable
- Defined in:
- lib/dtas/source/splitfx.rb
Overview
:nodoc:
Constant Summary collapse
- MAX_YAML_SIZE =
512 * 1024
- SPLITFX_DEFAULTS =
SOX_DEFAULTS.merge( "command" => "#{SOX_DEFAULTS["command"]} $FX", "tryorder" => 3, )
Constants inherited from Sox
DTAS::Source::Sox::SOX_DEFAULTS
Constants included from File
File::FILE_SIVS, File::SRC_SIVS
Constants included from Process
Constants included from Command
Instance Attribute Summary collapse
-
#sfx ⇒ Object
writeonly
Sets the attribute sfx.
-
#sox ⇒ Object
writeonly
Sets the attribute sox.
Attributes included from File
Attributes included from Common
#dst, #dst_zero_byte, #requeued
Attributes included from Command
#command, #env, #pid, #spawn_at, #to_io
Instance Method Summary collapse
- #__load_comments ⇒ Object
- #command_string ⇒ Object
- #cuebreakpoints ⇒ Object
- #duration ⇒ Object
- #format ⇒ Object
-
#initialize(sox = DTAS::Source::Sox.new) ⇒ SplitFX
constructor
A new instance of SplitFX.
- #samples ⇒ Object
- #samples! ⇒ Object
- #source_defaults ⇒ Object
- #src_spawn(player_format, rg_state, opts) ⇒ Object
- #to_hsh ⇒ Object
- #try(ymlfile, offset = nil, trim = nil) ⇒ Object
Methods inherited from Sox
Methods included from XS
Methods included from File
#__file_init, #__offset_samples, #comments, #load!, #offset_samples, #offset_us, #replaygain, #source_file_dup, #to_hash, #to_source_cat, #to_state_hash, #trimfx
Methods included from Mp3gain
#__mp3gain_peak, #mp3gain_comments
Methods included from Process
#dtas_spawn, #env_expand, #env_expand_ary, #env_expand_i, #qx, reaper
Methods included from Common
Methods included from Command
Methods included from DTAS::Serialize
Constructor Details
Instance Attribute Details
#sfx=(value) ⇒ Object (writeonly)
Sets the attribute sfx
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# File 'lib/dtas/source/splitfx.rb', line 10 def sfx=(value) @sfx = value end |
#sox=(value) ⇒ Object (writeonly)
Sets the attribute sox
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# File 'lib/dtas/source/splitfx.rb', line 10 def sox=(value) @sox = value end |
Instance Method Details
#__load_comments ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 56 def __load_comments if c = @ymlhash["comments"] return c.each { |k,v| c[k] = v.to_s } end @sox.__load_comments end |
#command_string ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 63 def command_string @ymlhash["command"] || super end |
#cuebreakpoints ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 117 def cuebreakpoints @splitfx.cuebreakpoints end |
#duration ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 109 def duration @sox.duration end |
#format ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 97 def format @sox.format end |
#samples ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 105 def samples @sox.samples end |
#samples! ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 101 def samples! @sox.samples! end |
#source_defaults ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 113 def source_defaults SPLITFX_DEFAULTS end |
#src_spawn(player_format, rg_state, opts) ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 67 def src_spawn(player_format, rg_state, opts) raise "BUG: #{self.inspect}#src_spawn called twice" if @to_io e = @env.merge!(player_format.to_env) @sfx.infile_env(e, @sox.infile) # watch any scripts or files the command in the YAML file refers to if c = @sfx.command @sfx.(e, c).each do |f| File.readable?(f) and @watch_extra << f end end # allow users to specify explicit depdendencies to watch for edit case extra = @ymlhash['deps'] when Array, String @watch_extra.concat(Array(extra)) end # make sure these are visible to the "current" command... e["TRIMFX"] = trimfx e["RGFX"] = rg_state.effect(self) || nil e.merge!(@rg.to_env) if @rg @pid = dtas_spawn(e, command_string, opts) end |
#to_hsh ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 93 def to_hsh to_hash.delete_if { |k,v| v == SPLITFX_DEFAULTS[k] } end |
#try(ymlfile, offset = nil, trim = nil) ⇒ Object
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# File 'lib/dtas/source/splitfx.rb', line 24 def try(ymlfile, offset = nil, trim = nil) @splitfx = @ymlhash = nil st = File.stat(ymlfile) return false if !st.file? || st.size > MAX_YAML_SIZE # read 4 bytes first to ensure we have a YAML file with a hash: buf = "".dup File.open(ymlfile, "rb") do |fp| return false if fp.read(4, buf) != "---\n" buf << fp.read end sfx = DTAS::SplitFX.new Dir.chdir(File.dirname(ymlfile)) do # ugh @ymlhash = DTAS.yaml_load(buf) @ymlhash['tracks'] ||= [ "t 0 default" ] sfx.import(@ymlhash) sfx.infile.replace(File.(sfx.infile)) end @splitfx = sfx @infile = ymlfile sox = @sox.try(sfx.infile, offset, trim) or return false rv = source_file_dup(ymlfile, offset, trim) rv.sox = sox rv.env = sfx.env rv.sfx = sfx rv rescue => e warn "#{e.} (#{e.class})" false end |