sonic-pi

https://github.com/sonic-pi-net/sonic-pi

C++

Code. Music. Live.

WaveFile::Writer#total_sample_frames

Returns the number of samples (per channel) that have been written to the file so far. 
For example, if 1000 "left" samples and 1000 "right" samples have been written to a stereo file, 
this will return 1000.

Source | Google | Stack overflow

Edit

git clone [email protected]:sonic-pi-net/sonic-pi.git

cd sonic-pi

open app/server/ruby/vendor/wavefile-0.8.1/lib/wavefile/writer.rb

Contribute

# Make a new branch

git checkout -b -your-name--update-docs-WaveFile--Writer-total_sample_frames-for-pr

# Commit to git

git add app/server/ruby/vendor/wavefile-0.8.1/lib/wavefile/writer.rbgit commit -m "better docs for WaveFile::Writer#total_sample_frames"

# Open pull request

gem install hub # on a mac you can `brew install hub`

hub fork

git push <your name> -your-name--update-docs-WaveFile--Writer-total_sample_frames-for-pr

hub pull-request

# Celebrate!