[nihav-tool.git] / src / main.rs

extern crate nihav_core;
extern crate nihav_codec_support;
extern crate nihav_registry;
extern crate nihav_allstuff;

use std::io::{SeekFrom, Write};
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 wavwriter;
use crate::wavwriter::WavWriter;

#[derive(Clone,Copy,PartialEq)]
enum NumberMode {
    Counter,
    PktPTS,
    FrmPTS,
}

struct FrameOutput {
    prefix:     String,
    streamno:   usize,
    frameno:    u64,
    nmode:      NumberMode,
}

impl FrameOutput {
    fn output_frame(&mut self, pkt: &NAPacket, frm: NAFrameRef) {
        if frm.get_frame_type() != FrameType::Skip {
            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;
    }
}

struct AudioOutput {
    wwr:    WavWriter<'static>,
    wrote_header: bool,
}

impl AudioOutput {
    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.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
            self.wrote_header = true;
        }
        self.wwr.write_frame(frm.get_buffer()).unwrap();
    }
}

enum Outputter {
    Video(FrameOutput),
    Audio(AudioOutput),
    None,
}

fn main() {
    let args: Vec<_> = env::args().collect();

    if args.len() == 1 {
        println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]");
        return;
    }
    let mut lastpts: Option<u64> = 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 seek_time = 0u64;
    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() {
            "--"        => { 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; },
            "-seek"     => {
                cur_arg += 1;
                if cur_arg == args.len() {
                    println!("seek time missing");
                    return;
                }
                let ret = args[cur_arg].parse::<u64>();
                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 path = Path::new(name);
    let mut file = File::open(path).unwrap();
    let dmx_fact;
    let mut fr = FileReader::new_read(&mut 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);
        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 > 0 {
        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();
    for i in 0..dmx.get_num_streams() {
        let s = dmx.get_stream(i).unwrap();
        let info = s.get_info();
        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())();
                let mut dsupp = Box::new(NADecoderSupport::new());
                dec.init(&mut dsupp, info).unwrap();
                decs.push(Some((dsupp, dec)));
                if !noout {
                    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 {
                decs.push(None);
            }
        } else if info.is_audio() {
            if decode_audio {
                if decfunc.is_none() {
                    println!("no audio decoder found!");
                    return;
                }
                let mut dec = (decfunc.unwrap())();
                let mut dsupp = Box::new(NADecoderSupport::new());
                dec.init(&mut dsupp, info).unwrap();
                decs.push(Some((dsupp, dec)));
                if !noout {
                    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);
            }
        } 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();
        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 > 0 => {
                    println!("ignoring missing ref");
                },
                Err(reason) => {
                    println!("error decoding frame {:?}", reason);
                    if !ignore_errors {
                        break;
                    }
                },
            };
            if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }
        }
    }
//panic!("end");
}
Commit	Line	Data
98b31ef7	1	extern crate nihav_core;
b4a0ee1d	2	extern crate nihav_codec_support;
7d08c359	3	extern crate nihav_registry;
98b31ef7	4	extern crate nihav_allstuff;
019f9f9c	5
2299da07	6	use std::io::{SeekFrom, Write};
019f9f9c KS	7	use std::fs::File;
019f9f9c KS	8	use std::path::Path;
98b31ef7 KS	9	use nihav_core::io::byteio::{FileReader, ByteReader};
	10	use nihav_core::frame::*;
	11	use nihav_core::codecs::*;
	12	use nihav_core::demuxers::*;
b4a0ee1d	13	use nihav_codec_support::imgwrite::*;
7d08c359	14	use nihav_registry::detect;
98b31ef7	15	use nihav_allstuff::*;
019f9f9c KS	16	use std::env;
019f9f9c KS	17
3660c127	18	mod wavwriter;
1e596ff3	19	use crate::wavwriter::WavWriter;
019f9f9c	20
44939c84 KS	21	#[derive(Clone,Copy,PartialEq)]
	22	enum NumberMode {
	23	Counter,
	24	PktPTS,
	25	FrmPTS,
	26	}
	27
3660c127	28	struct FrameOutput {
7437145d	29	prefix: String,
3660c127	30	streamno: usize,
44939c84 KS	31	frameno: u64,
44939c84 KS	32	nmode: NumberMode,
3660c127	33	}
019f9f9c	34
3660c127	35	impl FrameOutput {
125ba9b3	36	fn output_frame(&mut self, pkt: &NAPacket, frm: NAFrameRef) {
3660c127	37	if frm.get_frame_type() != FrameType::Skip {
44939c84 KS	38	let pts = match self.nmode {
	39	NumberMode::Counter => { self.frameno },
	40	NumberMode::PktPTS => { pkt.get_pts().unwrap() },
	41	NumberMode::FrmPTS => { if let Some(pt) = frm.get_pts() { pt } else { pkt.get_pts().unwrap() } },
	42	};
b4a0ee1d KS	43	if let Err(_) = write_pnm(&self.prefix, self.streamno, pts, frm) {
b4a0ee1d KS	44	println!("error writing output picture");
3660c127 KS	45	}
3660c127 KS	46	}
44939c84	47	self.frameno += 1;
019f9f9c KS	48	}
	49	}
	50
3660c127 KS	51	struct AudioOutput {
	52	wwr: WavWriter<'static>,
	53	wrote_header: bool,
	54	}
	55
	56	impl AudioOutput {
e47ee411	57	fn new(name: &str) -> Self { Self { wwr: WavWriter::new(name), wrote_header: false } }
3660c127 KS	58	fn output_frame(&mut self, _pkt: &NAPacket, frm: NAFrameRef) {
3660c127 KS	59	if !self.wrote_header {
125ba9b3	60	self.wwr.write_header(frm.get_info().as_ref().get_properties().get_audio_info().unwrap()).unwrap();
3660c127	61	self.wrote_header = true;
019f9f9c	62	}
125ba9b3	63	self.wwr.write_frame(frm.get_buffer()).unwrap();
019f9f9c KS	64	}
	65	}
	66
3660c127 KS	67	enum Outputter {
	68	Video(FrameOutput),
	69	Audio(AudioOutput),
	70	None,
	71	}
	72
019f9f9c KS	73	fn main() {
	74	let args: Vec<_> = env::args().collect();
	75
3660c127 KS	76	if args.len() == 1 {
	77	println!("usage: nihav-tool [-noout] [-vn] [-an] input [lastpts]");
	78	return;
	79	}
	80	let mut lastpts: Option<u64> = None;
	81	let mut cur_arg: usize = 1;
	82	let mut noout = false;
	83	let mut decode_video = true;
	84	let mut decode_audio = true;
44939c84	85	let mut nmode = NumberMode::FrmPTS;
fde9f7c3	86	let mut seek_time = 0u64;
7437145d KS	87	let mut vpfx: Option<String> = None;
7437145d KS	88	let mut apfx: Option<&str> = None;
e9c93f5f	89	let mut ignore_errors = false;
2299da07	90	let mut dump_frames = false;
3660c127	91
e47ee411	92	while (cur_arg < args.len()) && args[cur_arg].starts_with('-') {
3660c127 KS	93	match args[cur_arg].as_str() {
	94	"--" => { break; },
	95	"-noout" => { noout = true; },
	96	"-an" => { decode_audio = false; },
	97	"-vn" => { decode_video = false; },
44939c84 KS	98	"-nm=count" => { nmode = NumberMode::Counter; },
	99	"-nm=pktpts" => { nmode = NumberMode::PktPTS; },
	100	"-nm=frmpts" => { nmode = NumberMode::FrmPTS; },
fde9f7c3 KS	101	"-seek" => {
	102	cur_arg += 1;
	103	if cur_arg == args.len() {
	104	println!("seek time missing");
	105	return;
	106	}
	107	let ret = args[cur_arg].parse::<u64>();
	108	if ret.is_err() {
	109	println!("wrong seek time");
	110	return;
	111	}
	112	seek_time = ret.unwrap();
	113	},
7437145d KS	114	"-apfx" => {
	115	cur_arg += 1;
	116	if cur_arg == args.len() {
	117	println!("name missing");
	118	return;
	119	}
	120	apfx = Some(&args[cur_arg]);
	121	},
	122	"-vpfx" => {
	123	cur_arg += 1;
	124	if cur_arg == args.len() {
	125	println!("name missing");
	126	return;
	127	}
	128	vpfx = Some(args[cur_arg].clone());
	129	},
e9c93f5f	130	"-ignerr" => { ignore_errors = true; },
2299da07	131	"-dumpfrm" => { dump_frames = true; },
3660c127 KS	132	_ => { println!("unknown option {}", args[cur_arg]); return; },
	133	}
	134	cur_arg += 1;
	135	}
	136	let name = args[cur_arg].as_str();
	137	cur_arg += 1;
3660c127 KS	138	if cur_arg < args.len() {
	139	lastpts = Some(u64::from_str_radix(args[cur_arg].as_str(), 10).unwrap());
	140	}
019f9f9c	141
019f9f9c KS	142	let path = Path::new(name);
	143	let mut file = File::open(path).unwrap();
	144	let dmx_fact;
	145	let mut fr = FileReader::new_read(&mut file);
	146	let mut br = ByteReader::new(&mut fr);
	147	let res = detect::detect_format(name, &mut br);
	148	if res.is_none() {
	149	println!("cannot detect format for {}", name);
	150	return;
	151	}
	152	let (dmx_name, _) = res.unwrap();
3660c127	153	println!("trying demuxer {} on {}", dmx_name, name);
98b31ef7 KS	154
	155	let mut dmx_reg = RegisteredDemuxers::new();
	156	nihav_register_all_demuxers(&mut dmx_reg);
	157	let mut dec_reg = RegisteredDecoders::new();
	158	nihav_register_all_codecs(&mut dec_reg);
	159
	160	dmx_fact = dmx_reg.find_demuxer(dmx_name).unwrap();
019f9f9c	161	br.seek(SeekFrom::Start(0)).unwrap();
3660c127	162	let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
019f9f9c	163
fde9f7c3 KS	164	if seek_time > 0 {
	165	let ret = dmx.seek(seek_time);
	166	if ret.is_err() {
	167	println!(" seek error {:?}", ret.err().unwrap());
	168	}
	169	}
	170
e47ee411	171	let mut decs: Vec<Option<(Box<NADecoderSupport>, Box<dyn NADecoder>)>> = Vec::new();
417ba15e	172	let mut sids: Vec<u32> = Vec::new();
3660c127	173	let mut writers: Vec<Outputter> = Vec::new();
019f9f9c KS	174	for i in 0..dmx.get_num_streams() {
	175	let s = dmx.get_stream(i).unwrap();
	176	let info = s.get_info();
98b31ef7	177	let decfunc = dec_reg.find_decoder(info.get_name());
3660c127	178	println!("stream {} - {} {}", i, s, info.get_name());
417ba15e	179	let str_id = s.get_id();
3660c127	180	let mut has_out = false;
417ba15e	181	sids.push(str_id);
3660c127 KS	182	if info.is_video() {
3660c127 KS	183	if decode_video {
44939c84 KS	184	if decfunc.is_none() {
	185	println!("no video decoder found!");
	186	return;
	187	}
3660c127	188	let mut dec = (decfunc.unwrap())();
4b6a29ce KS	189	let mut dsupp = Box::new(NADecoderSupport::new());
	190	dec.init(&mut dsupp, info).unwrap();
	191	decs.push(Some((dsupp, dec)));
3660c127	192	if !noout {
7437145d	193	writers.push(Outputter::Video(FrameOutput{prefix: if let Some(ref str) = vpfx { str.clone() } else { "out".to_string() }, streamno: i, frameno: 1, nmode}));
3660c127 KS	194	has_out = true;
	195	}
	196	} else {
	197	decs.push(None);
	198	}
	199	} else if info.is_audio() {
	200	if decode_audio {
44939c84 KS	201	if decfunc.is_none() {
	202	println!("no audio decoder found!");
	203	return;
	204	}
3660c127	205	let mut dec = (decfunc.unwrap())();
4b6a29ce KS	206	let mut dsupp = Box::new(NADecoderSupport::new());
	207	dec.init(&mut dsupp, info).unwrap();
	208	decs.push(Some((dsupp, dec)));
3660c127	209	if !noout {
7437145d KS	210	let name = if let Some(apfx) = apfx {
	211	format!("{}{:02}.wav", apfx, i)
	212	} else {
	213	format!("out{:02}.wav", i)
	214	};
3660c127 KS	215	writers.push(Outputter::Audio(AudioOutput::new(&name)));
	216	has_out = true;
	217	}
	218	} else {
	219	decs.push(None);
	220	}
019f9f9c	221	} else {
3660c127	222	decs.push(None);
019f9f9c KS	223	panic!("decoder {} not found", info.get_name());
019f9f9c KS	224	}
3660c127 KS	225	if !has_out {
	226	writers.push(Outputter::None);
	227	}
019f9f9c KS	228	}
019f9f9c KS	229
2299da07	230	let mut frmnum = 0;
019f9f9c KS	231	loop {
	232	let pktres = dmx.get_frame();
	233	if let Err(e) = pktres {
	234	if e == DemuxerError::EOF { break; }
	235	}
	236	let pkt = pktres.unwrap();
417ba15e KS	237	let streamno = pkt.get_stream().get_id();
	238	let sr = sids.iter().position(\|x\| *x == streamno);
	239	let idx = sr.unwrap();
2299da07 KS	240	if dump_frames {
	241	let name = format!("out{:02}_{:08}.frm", streamno, pkt.get_pts().unwrap_or(frmnum));
	242	let mut ofile = File::create(name).unwrap();
	243	ofile.write(pkt.get_buffer().as_slice()).unwrap();
	244	frmnum += 1;
	245	}
4b6a29ce	246	if let Some((ref mut dsupp, ref mut dec)) = decs[idx] {
251d9950 KS	247	match dec.decode(dsupp, &pkt) {
	248	Ok(frm) => {
	249	if !noout {
	250	match writers[idx] {
	251	Outputter::Video(ref mut wr) => { wr.output_frame(&pkt, frm); },
	252	Outputter::Audio(ref mut wr) => { wr.output_frame(&pkt, frm); },
	253	_ => {},
	254	};
	255	}
	256	},
	257	Err(DecoderError::MissingReference) if seek_time > 0 => {
	258	println!("ignoring missing ref");
	259	},
	260	Err(reason) => {
	261	println!("error decoding frame {:?}", reason);
e9c93f5f KS	262	if !ignore_errors {
	263	break;
	264	}
251d9950 KS	265	},
251d9950 KS	266	};
a319c93c	267	if pkt.get_pts() != None && lastpts.is_some() && pkt.get_pts() >= lastpts { break; }
019f9f9c	268	}
019f9f9c KS	269	}
	270	//panic!("end");
	271	}