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Use threading in dump-frames.rs example #222

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10 changes: 9 additions & 1 deletion examples/dump-frames.rs
Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,15 @@ fn main() -> Result<(), ffmpeg::Error> {
.ok_or(ffmpeg::Error::StreamNotFound)?;
let video_stream_index = input.index();

let context_decoder = ffmpeg::codec::context::Context::from_parameters(input.parameters())?;
let mut context_decoder = ffmpeg::codec::context::Context::from_parameters(input.parameters())?;

if let Ok(parallelism) = std::thread::available_parallelism() {
context_decoder.set_threading(ffmpeg::threading::Config {
kind: ffmpeg::threading::Type::Frame,
count: parallelism.get(),
});
}

let mut decoder = context_decoder.decoder().video()?;

let mut scaler = Context::get(
Expand Down