zymon/PortAudio.jl
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adds nicer show method for PortAudioStream

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This commit is contained in:
Spencer Russell 2016-03-23 19:49:30 -04:00
parent 56cf15e9df
commit ae923ba3a6
1 changed files with 15 additions and 6 deletions
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21
src/PortAudio.jl
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@ -10,7 +10,7 @@ using RingBuffers
include( "../deps/deps.jl")
include("libportaudio.jl")
export PortAudioStream, PortAudioSink, PortAudioSource
export PortAudioStream
const DEFAULT_BUFSIZE=4096
@ -178,6 +178,14 @@ Base.isopen(stream::PortAudioStream) = stream.stream != C_NULL
SampleTypes.samplerate(stream::PortAudioStream) = stream.samplerate
function Base.show(io::IO, stream::PortAudioStream)
println(typeof(stream))
println(" Samplerate: ", samplerate(stream))
println(" Buffer Size: ", stream.bufsize, " frames")
println(" ", nchannels(stream.sink), " channel sink: ", stream.sink.name)
print(" ", nchannels(stream.source), " channel source: ", stream.source.name)
end
# Define our source and sink types
for (TypeName, Super) in ((:PortAudioSink, :SampleSink),
(:PortAudioSource, :SampleSource))
@ -202,15 +210,16 @@ for (TypeName, Super) in ((:PortAudioSink, :SampleSink),
end
end
# function Base.show{T <: Union{PortAudioSink, PortAudioSource}}(io::IO, stream::T)
# println(io, T, "(\"", stream.name, "\")")
# print(io, nchannels(stream), " channels sampled at ", samplerate(stream))
# end
SampleTypes.nchannels(s::Union{PortAudioSink, PortAudioSource}) = size(s.jlbuf, 2)
SampleTypes.samplerate(s::Union{PortAudioSink, PortAudioSource}) = samplerate(s.stream)
Base.eltype{T, U}(::Union{PortAudioSink{T, U}, PortAudioSource{T, U}}) = T
function Base.show{T <: Union{PortAudioSink, PortAudioSource}}(io::IO, stream::T)
println(io, T, "(\"", stream.name, "\")")
print(io, nchannels(stream), " channels")
end
function SampleTypes.unsafe_write(sink::PortAudioSink, buf::SampleBuf)
write(sink.ringbuf, buf)
end