-extern crate nihav;
+extern crate nihav_core;
+extern crate nihav_codec_support;
+extern crate nihav_registry;
+extern crate nihav_allstuff;
-use std::io::SeekFrom;
+use std::io::{SeekFrom, Write};
use std::fs::File;
use std::path::Path;
-use nihav::io::byteio::{FileReader, ByteReader};
-use nihav::frame::*;
-use nihav::codecs::*;
-use nihav::demuxers::*;
-use nihav::detect;
+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 frmwriter;
-use frmwriter::*;
-
mod wavwriter;
-use wavwriter::WavWriter;
+use crate::wavwriter::WavWriter;
+
+#[derive(Clone,Copy,PartialEq)]
+enum NumberMode {
+ Counter,
+ PktPTS,
+ FrmPTS,
+}
struct FrameOutput {
- prefix: &'static str,
+ prefix: String,
streamno: usize,
+ frameno: u64,
+ nmode: NumberMode,
}
impl FrameOutput {
- fn output_frame(&mut self, pkt: &NAPacket, frmref: NAFrameRef) {
- let frm = frmref.borrow();
+ fn output_frame(&mut self, pkt: &NAPacket, frm: NAFrameRef) {
if frm.get_frame_type() != FrameType::Skip {
- let pts = if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() };
- let frmbuf = frm.get_buffer().get_vbuf().unwrap();
- if frmbuf.get_info().get_format().is_paletted() {
- write_palppm(self.prefix, self.streamno, pts, frm);
- } else {
- write_pgmyuv(self.prefix, self.streamno, pts, frm);
+ let pts = match self.nmode {
+ NumberMode::Counter => { self.frameno },
+ 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) {
+ println!("error writing output picture");
}
}
+ self.frameno += 1;
}
}
}
impl AudioOutput {
- fn new(name: &String) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
+ fn new(name: &str) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) {
if !self.wrote_header {
- self.wwr.write_header(frm.borrow().get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
+ self.wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
self.wrote_header = true;
}
- self.wwr.write_frame(frm.borrow().get_buffer()).unwrap();
+ self.wwr.write_frame(frm.get_buffer()).unwrap();
}
}
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;
}
- let mut lastpts: Option<u64> = None;
+ 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;
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].chars().next().unwrap() == '-') {
+ while (cur_arg < args.len()) && args[cur_arg].starts_with('-') {
match args[cur_arg].as_str() {
"--" => { break; },
"-noout" => { noout = true; },
"-an" => { decode_audio = false; },
"-vn" => { decode_video = false; },
+ "-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;
-println!(" name = {} arg pos {}/{}", name, cur_arg, args.len());
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 (dmx_name, _) = res.unwrap();
println!("trying demuxer {} on {}", dmx_name, name);
- dmx_fact = find_demuxer(dmx_name).unwrap();
+
+ 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();
- let mut decs: Vec<Option<Box<NADecoder>>> = Vec::new();
+ if seek_time != NATimePoint::None {
+ let ret = dmx.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();
+ 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 info = s.get_info();
- let decfunc = find_decoder(info.get_name());
+ let decfunc = 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;
+ sids.push(str_id);
if info.is_video() {
if decode_video {
+ if decfunc.is_none() {
+ println!("no video decoder found!");
+ return;
+ }
let mut dec = (decfunc.unwrap())();
- dec.init(info).unwrap();
- decs.push(Some(dec));
+ 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}));
+ 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 {
}
} else if info.is_audio() {
if decode_audio {
+ if decfunc.is_none() {
+ println!("no audio decoder found!");
+ return;
+ }
let mut dec = (decfunc.unwrap())();
- dec.init(info).unwrap();
- decs.push(Some(dec));
+ let mut dsupp = Box::new(NADecoderSupport::new());
+ 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();
if let Err(e) = pktres {
if e == DemuxerError::EOF { break; }
}
let pkt = pktres.unwrap();
- let streamno = pkt.get_stream().get_id() as usize;
- if let Some(ref mut dec) = decs[streamno] {
- let frm = dec.decode(&pkt).unwrap();
- if !noout {
- match writers[streamno] {
- Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
- Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
- _ => {},
- };
- }
+ 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(pkt.get_buffer().as_slice()).unwrap();
+ frmnum += 1;
+ }
+ if let Some((ref mut dsupp, ref mut dec)) = decs[idx] {
+ 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 && pkt.get_pts() == lastpts { break; }
}
//panic!("end");
}