X-Git-Url: https://git.nihav.org/?p=nihav-tool.git;a=blobdiff_plain;f=src%2Fmain.rs;h=8280799a790bbc7b31af4a532eeee4369d6a1441;hp=cba0b054e9d17ebe38fb9bf0b3afcaacc4aabf0c;hb=55d3e99fc4841c63564e337e5b7ec40559f1d19a;hpb=1e83105a93051ff19b417f18675eb7dafe55a1c3 diff --git a/src/main.rs b/src/main.rs index cba0b05..8280799 100644 --- a/src/main.rs +++ b/src/main.rs @@ -3,18 +3,17 @@ extern crate nihav_codec_support; extern crate nihav_registry; extern crate nihav_allstuff; -use std::io::{SeekFrom, Write}; +use std::io::{Write, BufReader}; use std::fs::File; use std::path::Path; -use nihav_core::io::byteio::{FileReader, ByteReader}; use nihav_core::frame::*; use nihav_core::codecs::*; use nihav_core::demuxers::*; use nihav_codec_support::imgwrite::*; -use nihav_registry::detect; -use nihav_allstuff::*; use std::env; +mod demux; +use demux::*; mod wavwriter; use crate::wavwriter::WavWriter; @@ -40,7 +39,7 @@ impl FrameOutput { NumberMode::PktPTS => { pkt.get_pts().unwrap() }, NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } }, }; - if let Err(_) = write_pnm(&self.prefix, self.streamno, pts, frm) { + if write_pnm(&self.prefix, self.streamno, pts, frm).is_err() { println!("error writing output picture"); } } @@ -74,7 +73,23 @@ fn main() { let args: Vec<_> = env::args().collect(); if args.len() == 1 { - println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]"); + println!("usage: nihav-tool [-noout] [-vn] [-an] input [endtime]"); + println!(" or invoke nihav-tool --help for more detailed information"); + return; + } + if args.len() == 2 && args[1] == "--help" { + println!("usage: nihav-tool [options] input [endtime]"); + println!("available options:"); + println!(" -noout - decode but do not write output"); + println!(" -an - do not decode audio streams"); + println!(" -vn - do not decode video streams"); + println!(" -nm={{count,pktpts,frmpts}} - use counter/frame PTS/decoded PTS as output image number"); + println!(" -skip={{key,intra}} - decode only reference frames (I-/P-) or intra frames only"); + println!(" -seek time - try seeking to the given time before starting decoding"); + println!(" -apfx/-vpfx prefix - use given prefix when creating output audio/video files instead of default 'out'"); + println!(" -ignerr - keep decoding even if decoding error is encountered"); + println!(" -dumpfrm - dump raw frame data for all streams"); + println!(" endtime - decoding end time, can be given either as time (hh:mm:ss.ms) or as a timestamp (e.g. 42pts)"); return; } let mut lastpts = NATimePoint::None; @@ -148,29 +163,29 @@ fn main() { } let path = Path::new(name); - let mut file = File::open(path).unwrap(); - let dmx_fact; - let mut fr = FileReader::new_read(&mut file); + let file = File::open(path).unwrap(); + let file = BufReader::new(file); + let mut fr = FileReader::new_read(file); let mut br = ByteReader::new(&mut fr); - let res = detect::detect_format(name, &mut br); - if res.is_none() { - println!("cannot detect format for {}", name); + let (is_raw, start, end) = detect_tags(&mut br); + + let mut nfr: Box; + if start != 0 || end.is_some() { + println!(" limiting range to {:X}-{:X}", start, end.unwrap_or(0)); + let file = fr.finish(); + nfr = Box::new(BoundedFileReader::new_read(file, start, end).unwrap()); + } else { + nfr = Box::new(fr); + } + let mut br = ByteReader::new(nfr.as_mut()); + let full_reg = FullRegister::new(); + let mut demuxer = DemuxerObject::create(&mut br, &full_reg, name, is_raw); + if demuxer.is_none() { + println!("No demuxer found!"); return; } - let (dmx_name, _) = res.unwrap(); -println!("trying demuxer {} on {}", dmx_name, name); - - let mut dmx_reg = RegisteredDemuxers::new(); - nihav_register_all_demuxers(&mut dmx_reg); - let mut dec_reg = RegisteredDecoders::new(); - nihav_register_all_decoders(&mut dec_reg); - - dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap(); - br.seek(SeekFrom::Start(0)).unwrap(); - let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap(); - if seek_time != NATimePoint::None { - let ret = dmx.seek(seek_time); + let ret = demuxer.seek(seek_time); if ret.is_err() { println!(" seek error {:?}", ret.err().unwrap()); } @@ -180,10 +195,17 @@ println!(" seek error {:?}", ret.err().unwrap()); let mut sids: Vec = Vec::new(); let mut writers: Vec = Vec::new(); let dec_opts = [NAOption{name: FRAME_SKIP_OPTION, value: NAValue::String(smode.to_string())}]; - for i in 0..dmx.get_num_streams() { - let s = dmx.get_stream(i).unwrap(); + let duration = demuxer.get_duration(); + if duration != 0 { + let s = duration / 1000; + let m = s / 60; + let h = m / 60; + println!(" total duration {}:{:02}:{:02}.{}", h, m % 60, s % 60, (duration / 100) % 10); + } + for i in 0..demuxer.get_num_streams() { + let s = demuxer.get_stream(i).unwrap(); let info = s.get_info(); - let decfunc = dec_reg.find_decoder(info.get_name()); + let decfunc = full_reg.dec_reg.find_decoder(info.get_name()); println!("stream {} - {} {}", i, s, info.get_name()); let str_id = s.get_id(); let mut has_out = false; @@ -238,7 +260,7 @@ println!("stream {} - {} {}", i, s, info.get_name()); let mut frmnum = 0; loop { - let pktres = dmx.get_frame(); + let pktres = demuxer.get_frame(); if let Err(e) = pktres { if e == DemuxerError::EOF { break; } } @@ -249,7 +271,7 @@ println!("stream {} - {} {}", i, s, info.get_name()); if dump_frames { let name = format!("out{:02}_{:08}.frm", streamno, pkt.get_pts().unwrap_or(frmnum)); let mut ofile = File::create(name).unwrap(); - ofile.write(pkt.get_buffer().as_slice()).unwrap(); + ofile.write_all(pkt.get_buffer().as_slice()).unwrap(); frmnum += 1; } if let Some((ref mut dsupp, ref mut dec)) = decs[idx] {