extern crate nihav_core;
+extern crate nihav_codec_support;
+extern crate nihav_registry;
extern crate nihav_allstuff;
-use std::io::SeekFrom;
+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_core::detect;
-use nihav_allstuff::*;
+use nihav_codec_support::imgwrite::*;
use std::env;
-mod frmwriter;
-use crate::frmwriter::*;
-
+mod demux;
+use demux::*;
mod wavwriter;
use crate::wavwriter::WavWriter;
}
struct FrameOutput {
- prefix: &'static str,
+ prefix: String,
streamno: usize,
frameno: u64,
nmode: NumberMode,
NumberMode::PktPTS => { pkt.get_pts().unwrap() },
NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } },
};
- let vinfo = frm.get_buffer().get_video_info().unwrap();
- if vinfo.get_format().is_paletted() {
- write_palppm(self.prefix, self.streamno, pts, frm);
- } else if vinfo.get_format().get_model().is_yuv() {
- write_pgmyuv(self.prefix, self.streamno, pts, frm);
- } else if vinfo.get_format().get_model().is_rgb() {
- write_ppm(self.prefix, self.streamno, pts, frm);
- } else {
-panic!(" unknown format");
+ if write_pnm(&self.prefix, self.streamno, pts, frm).is_err() {
+ println!("error writing output picture");
}
}
self.frameno += 1;
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: Option<u64> = None;
+ let mut lastpts = NATimePoint::None;
let mut cur_arg: usize = 1;
let mut noout = false;
let mut decode_video = true;
let mut decode_audio = true;
let mut nmode = NumberMode::FrmPTS;
+ let mut smode = FrameSkipMode::None;
+ let mut seek_time = NATimePoint::None;
+ let mut vpfx: Option<String> = None;
+ let mut apfx: Option<&str> = None;
+ let mut ignore_errors = false;
+ let mut dump_frames = false;
while (cur_arg < args.len()) && args[cur_arg].starts_with('-') {
match args[cur_arg].as_str() {
"-nm=count" => { nmode = NumberMode::Counter; },
"-nm=pktpts" => { nmode = NumberMode::PktPTS; },
"-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
+ "-skip=key" => { smode = FrameSkipMode::KeyframesOnly; },
+ "-skip=intra" => { smode = FrameSkipMode::IntraOnly; },
+ "-seek" => {
+ cur_arg += 1;
+ if cur_arg == args.len() {
+ println!("seek time missing");
+ return;
+ }
+ let ret = args[cur_arg].parse::<NATimePoint>();
+ if ret.is_err() {
+ println!("wrong seek time");
+ return;
+ }
+ seek_time = ret.unwrap();
+ },
+ "-apfx" => {
+ cur_arg += 1;
+ if cur_arg == args.len() {
+ println!("name missing");
+ return;
+ }
+ apfx = Some(&args[cur_arg]);
+ },
+ "-vpfx" => {
+ cur_arg += 1;
+ if cur_arg == args.len() {
+ println!("name missing");
+ return;
+ }
+ vpfx = Some(args[cur_arg].clone());
+ },
+ "-ignerr" => { ignore_errors = true; },
+ "-dumpfrm" => { dump_frames = true; },
_ => { println!("unknown option {}", args[cur_arg]); return; },
}
cur_arg += 1;
let name = args[cur_arg].as_str();
cur_arg += 1;
if cur_arg < args.len() {
- lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap());
+ let ret = args[cur_arg].parse::<NATimePoint>();
+ if ret.is_err() {
+ println!("cannot parse end time");
+ return;
+ }
+ lastpts = ret.unwrap();
}
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<dyn ByteIO>;
+ 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_codecs(&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 = demuxer.seek(seek_time);
+ if ret.is_err() {
+println!(" seek error {:?}", ret.err().unwrap());
+ }
+ }
let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
let mut sids: Vec<u32> = Vec::new();
let mut writers: Vec<Outputter> = Vec::new();
- for i in 0..dmx.get_num_streams() {
- let s = dmx.get_stream(i).unwrap();
+ let dec_opts = [NAOption{name: FRAME_SKIP_OPTION, value: NAValue::String(smode.to_string())}];
+ 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;
let mut dec = (decfunc.unwrap())();
let mut dsupp = Box::new(NADecoderSupport::new());
dec.init(&mut dsupp, info).unwrap();
+ dec.set_options(&dec_opts);
decs.push(Some((dsupp, dec)));
if !noout {
- writers.push(Outputter::Video(FrameOutput{prefix: "", streamno: i, frameno: 1, nmode}));
+ writers.push(Outputter::Video(FrameOutput{prefix: if let Some(ref str) = vpfx { str.clone() } else { "out".to_string() }, streamno: i, frameno: 1, nmode}));
has_out = true;
}
} else {
dec.init(&mut dsupp, info).unwrap();
decs.push(Some((dsupp, dec)));
if !noout {
- let name = format!("out{:02}.wav", i);
+ let name = if let Some(apfx) = apfx {
+ format!("{}{:02}.wav", apfx, i)
+ } else {
+ format!("out{:02}.wav", i)
+ };
writers.push(Outputter::Audio(AudioOutput::new(&name)));
has_out = true;
}
}
} else {
decs.push(None);
-panic!("decoder {} not found", info.get_name());
}
if !has_out {
writers.push(Outputter::None);
}
}
+ 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; }
}
let streamno = pkt.get_stream().get_id();
let sr = sids.iter().position(|x| *x == streamno);
let idx = sr.unwrap();
+ 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_all(pkt.get_buffer().as_slice()).unwrap();
+ frmnum += 1;
+ }
if let Some((ref mut dsupp, ref mut dec)) = decs[idx] {
- let frm = dec.decode(dsupp, &pkt).unwrap();
- if !noout {
- match writers[idx] {
- Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
- Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
- _ => {},
- };
- }
+ match dec.decode(dsupp, &pkt) {
+ Ok(frm) => {
+ if !noout {
+ match writers[idx] {
+ Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
+ Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
+ _ => {},
+ };
+ }
+ },
+ Err(DecoderError::MissingReference) if seek_time != NATimePoint::None => {
+ println!("ignoring missing ref");
+ },
+ Err(reason) => {
+ println!("error decoding frame {:?}", reason);
+ if !ignore_errors {
+ break;
+ }
+ },
+ };
+ if pkt.get_pts() != None && lastpts != NATimePoint::None && !pkt.ts.less_than(lastpts) { break; }
}
- if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }
}
//panic!("end");
}