From a2a75628f47dbb9fb62e4fc1039a47241e1198fe Mon Sep 17 00:00:00 2001 From: meh Date: Sat, 26 Sep 2015 18:01:34 +0200 Subject: [PATCH] examples/transcode-audio: take advantage of setters returning self --- examples/transcode-audio.rs | 41 +++++++++++++++++-------------------- 1 file changed, 19 insertions(+), 22 deletions(-) diff --git a/examples/transcode-audio.rs b/examples/transcode-audio.rs index 14930ca..6a25910 100644 --- a/examples/transcode-audio.rs +++ b/examples/transcode-audio.rs @@ -15,13 +15,10 @@ fn filter(spec: &str, decoder: &codec::decoder::Audio, encoder: &codec::encoder: try!(filter.add(&filter::find("abuffer").unwrap(), "in", &args)); try!(filter.add(&filter::find("abuffersink").unwrap(), "out", "")); - { - let mut sink = filter.get("out").unwrap(); - - sink.set_sample_format(encoder.format()).unwrap(); - sink.set_channel_layout(encoder.channel_layout()).unwrap(); - sink.set_sample_rate(encoder.rate()).unwrap(); - } + filter.get("out").unwrap() + .set_sample_format(encoder.format()) + .set_channel_layout(encoder.channel_layout()) + .set_sample_rate(encoder.rate()); try!(try!(try!(filter.output("in", 0)).input("out", 0)).parse(spec)); try!(filter.validate()); @@ -61,12 +58,12 @@ fn transcoder>(ictx: &mut format::context::Input, octx: &mut form encoder.set_flags(ffmpeg::codec::flag::GLOBAL_HEADER); } - encoder.set_rate(decoder.rate() as i32); - encoder.set_channel_layout(channel_layout); - encoder.set_channels(channel_layout.channels()); - encoder.set_format(codec.formats().expect("unknown supported formats").next().unwrap()); - encoder.set_bit_rate(decoder.bit_rate()); - encoder.set_max_bit_rate(decoder.max_bit_rate()); + encoder.set_rate(decoder.rate() as i32) + .set_channel_layout(channel_layout) + .set_channels(channel_layout.channels()) + .set_format(codec.formats().expect("unknown supported formats").next().unwrap()) + .set_bit_rate(decoder.bit_rate()) + .set_max_bit_rate(decoder.max_bit_rate()); encoder.set_time_base((1, decoder.rate() as i32)); output.set_time_base((1, decoder.rate() as i32)); @@ -122,9 +119,9 @@ fn main() { while let Ok(..) = transcoder.filter.get("out").unwrap().sink().frame(&mut decoded) { if let Ok(true) = transcoder.encoder.encode(&decoded, &mut encoded) { - encoded.set_stream(0); - encoded.rescale_ts(in_time_base, out_time_base); - encoded.write_interleaved(&mut octx).unwrap(); + encoded.set_stream(0) + .rescale_ts(in_time_base, out_time_base) + .write_interleaved(&mut octx).unwrap(); } } } @@ -135,16 +132,16 @@ fn main() { while let Ok(..) = transcoder.filter.get("out").unwrap().sink().frame(&mut decoded) { if let Ok(true) = transcoder.encoder.encode(&decoded, &mut encoded) { - encoded.set_stream(0); - encoded.rescale_ts(in_time_base, out_time_base); - encoded.write_interleaved(&mut octx).unwrap(); + encoded.set_stream(0) + .rescale_ts(in_time_base, out_time_base) + .write_interleaved(&mut octx).unwrap(); } } if let Ok(true) = transcoder.encoder.flush(&mut encoded) { - encoded.set_stream(0); - encoded.rescale_ts(in_time_base, out_time_base); - encoded.write_interleaved(&mut octx).unwrap(); + encoded.set_stream(0) + .rescale_ts(in_time_base, out_time_base) + .write_interleaved(&mut octx).unwrap(); } octx.write_trailer().unwrap();