--- /dev/null
+use std::io::SeekFrom;
+use nihav_core::codecs::*;
+use nihav_core::demuxers::*;
+use nihav_core::muxers::*;
+use nihav_registry::detect;
+use nihav_core::io::byteio::ByteReader;
+use nihav_allstuff::*;
+use crate::null::*;
+
+pub struct FullRegister {
+ pub dmx_reg: RegisteredDemuxers,
+ pub rdmx_reg: RegisteredRawDemuxers,
+ pub pkt_reg: RegisteredPacketisers,
+ pub dec_reg: RegisteredDecoders,
+ pub enc_reg: RegisteredEncoders,
+ pub mux_reg: RegisteredMuxers,
+}
+
+impl FullRegister {
+ pub fn new() -> Self {
+ let mut dmx_reg = RegisteredDemuxers::new();
+ nihav_register_all_demuxers(&mut dmx_reg);
+ let mut rdmx_reg = RegisteredRawDemuxers::new();
+ nihav_register_all_raw_demuxers(&mut rdmx_reg);
+ let mut dec_reg = RegisteredDecoders::new();
+ nihav_register_all_decoders(&mut dec_reg);
+ let mut pkt_reg = RegisteredPacketisers::new();
+ nihav_register_all_packetisers(&mut pkt_reg);
+ let mut enc_reg = RegisteredEncoders::new();
+ nihav_register_all_encoders(&mut enc_reg);
+ enc_reg.add_encoder(NULL_ENCODER);
+ let mut mux_reg = RegisteredMuxers::new();
+ nihav_register_all_muxers(&mut mux_reg);
+ mux_reg.add_muxer(NULL_MUXER);
+ Self { dmx_reg, rdmx_reg, pkt_reg, dec_reg, enc_reg, mux_reg }
+ }
+}
+
+pub struct RawStreamCtx<'a> {
+ stream: NAStreamRef,
+ sm: StreamManager,
+ packetiser: Box<dyn NAPacketiser + Send>,
+ br: &'a mut ByteReader<'a>,
+}
+
+impl<'a> RawStreamCtx<'a> {
+ fn new(stream: NAStreamRef, packetiser: Box<dyn NAPacketiser + Send>, br: &'a mut ByteReader<'a>) -> Self {
+ let mut sm = StreamManager::new();
+ sm.add_stream_ref(stream.clone());
+ Self { stream, sm, packetiser, br }
+ }
+}
+
+pub enum DemuxerObject<'a> {
+ None,
+ Normal(Demuxer<'a>),
+ Raw(RawDemuxer<'a>, Vec<Option<Box<dyn NAPacketiser + Send>>>, bool),
+ RawStream(RawStreamCtx<'a>),
+}
+
+impl<'a> DemuxerObject<'a> {
+ pub fn create(br: &'a mut ByteReader<'a>, reg: &FullRegister, name: &str, ifmt: &Option<String>, is_raw: bool) -> DemuxerObject<'a> {
+ if !is_raw {
+ let dmx_name = if let Some(ref dname) = ifmt {
+ dname.as_str()
+ } else if let Some((dname, score)) = detect::detect_format(name, br) {
+ println!("detected {} with score {:?}", dname, score);
+ dname
+ } else {
+ ""
+ };
+ if dmx_name != "" {
+ println!("trying demuxer {} on {}", dmx_name, name);
+ if let Some(dmx_fact) = reg.dmx_reg.find_demuxer(dmx_name) {
+ br.seek(SeekFrom::Start(0)).unwrap();
+ let dmx = create_demuxer(dmx_fact, br).unwrap();
+ return DemuxerObject::Normal(dmx);
+ }
+ }
+ if ifmt.is_some() {
+ return DemuxerObject::None;
+ }
+ if dmx_name != "" {
+ println!("trying raw demuxer {} on {}", dmx_name, name);
+ if let Some(rdmx_fact) = reg.rdmx_reg.find_demuxer(dmx_name) {
+ br.seek(SeekFrom::Start(0)).unwrap();
+ let dmx = create_raw_demuxer(rdmx_fact, br).unwrap();
+ let mut pkts = Vec::new();
+ for stream in dmx.get_streams() {
+ if let Some(pcreate) = reg.pkt_reg.find_packetiser(stream.get_info().get_name()) {
+ let packetiser = (pcreate)();
+ pkts.push(Some(packetiser));
+ } else {
+ pkts.push(None);
+ }
+ }
+ return DemuxerObject::Raw(dmx, pkts, false);
+ }
+ }
+ for rdmx in reg.rdmx_reg.iter() {
+ if rdmx.check_format(br) {
+ println!("detected {} as {}", name, rdmx.get_name());
+ br.seek(SeekFrom::Start(0)).unwrap();
+ let dmx = create_raw_demuxer(*rdmx, br).unwrap();
+ let mut pkts = Vec::new();
+ for stream in dmx.get_streams() {
+ if let Some(pcreate) = reg.pkt_reg.find_packetiser(stream.get_info().get_name()) {
+ let packetiser = (pcreate)();
+ pkts.push(Some(packetiser));
+ } else {
+ pkts.push(None);
+ }
+ }
+ return DemuxerObject::Raw(dmx, pkts, false);
+ }
+ }
+ }
+ br.seek(SeekFrom::Start(0)).unwrap();
+ let mut buf = vec![0; 1048576];
+ let size = br.peek_buf(&mut buf).unwrap();
+ let mut pname = "";
+
+ for pinfo in reg.pkt_reg.iter() {
+ let mut packetiser = (pinfo.get_packetiser)();
+ packetiser.add_data(&buf[..size]);
+ if packetiser.parse_stream(0).is_ok() {
+ pname = pinfo.name;
+ break;
+ }
+ }
+ if pname != "" {
+ println!("found raw stream of type {} for {}", pname, name);
+ let pcreate = reg.pkt_reg.find_packetiser(pname).unwrap();
+ let mut packetiser = (pcreate)();
+ packetiser.add_data(&buf[..size]);
+ let stream = packetiser.parse_stream(0).unwrap();
+ packetiser.reset();
+ DemuxerObject::RawStream(RawStreamCtx::new(stream, packetiser, br))
+ } else {
+ DemuxerObject::None
+ }
+ }
+ pub fn is_none(&self) -> bool {
+ match *self {
+ DemuxerObject::None => true,
+ _ => false,
+ }
+ }
+ /*pub fn get_duration(&self) -> u64 {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.get_duration(),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_duration(),
+ _ => 0,
+ }
+ }*/
+ pub fn get_num_streams(&self) -> usize {
+ match *self {
+ DemuxerObject::None => 0,
+ DemuxerObject::Normal(ref dmx) => dmx.get_num_streams(),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_num_streams(),
+ DemuxerObject::RawStream(_) => 1,
+ }
+ }
+ pub fn get_stream(&self, idx: usize) -> Option<NAStreamRef> {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.get_stream(idx),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_stream(idx),
+ DemuxerObject::RawStream(ref ctx) if idx == 0 => Some(ctx.stream.clone()),
+ _ => None,
+ }
+ }
+ pub fn get_streams(&self) -> StreamIter {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.get_streams(),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_streams(),
+ DemuxerObject::RawStream(ref ctx) => ctx.sm.iter(),
+ _ => unreachable!(),
+ }
+ }
+ pub fn get_stream_manager(&self) -> &StreamManager {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.get_stream_manager(),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_stream_manager(),
+ DemuxerObject::RawStream(ref ctx) => &ctx.sm,
+ _ => unreachable!(),
+ }
+ }
+ pub fn get_frame(&mut self) -> DemuxerResult<NAPacket> {
+ match *self {
+ DemuxerObject::Normal(ref mut dmx) => dmx.get_frame(),
+ DemuxerObject::Raw(ref mut dmx, ref mut packetisers, ref mut eof) => {
+ loop {
+ let mut has_some = false;
+ for (stream, p) in dmx.get_streams().zip(packetisers.iter_mut()) {
+ if let Some(ref mut pkts) = p {
+ match pkts.get_packet(stream.clone()) {
+ Ok(Some(pkt)) => return Ok(pkt),
+ Ok(None) | Err(DecoderError::ShortData) => {
+ if *eof {
+ *p = None;
+ }
+ },
+ Err(err) => {
+ println!("packetisation error {:?}", err);
+ return Err(DemuxerError::InvalidData);
+ }
+ };
+ has_some |= p.is_some();
+ }
+ }
+ if !has_some {
+ return Err(DemuxerError::EOF);
+ }
+ if let Ok(data) = dmx.get_data() {
+ let id = data.get_stream().get_id();
+ for (i, stream) in dmx.get_streams().enumerate() {
+ if stream.get_id() == id {
+ if let Some(ref mut pkts) = packetisers[i] {
+ pkts.add_data(&data.get_buffer());
+ }
+ break;
+ }
+ }
+ } else {
+ *eof = true;
+ }
+ }
+ },
+ DemuxerObject::RawStream(ref mut ctx) => {
+ let mut buf = [0; 65536];
+ loop {
+ match ctx.packetiser.get_packet(ctx.stream.clone()) {
+ Ok(Some(packet)) => return Ok(packet),
+ Ok(None) => {},
+ Err(DecoderError::ShortData) => {},
+ _ => return Err(DemuxerError::InvalidData),
+ };
+ match ctx.br.read_buf_some(&mut buf) {
+ Ok(size) => {
+ ctx.packetiser.add_data(&buf[..size]);
+ },
+ Err(_) => {
+ match ctx.packetiser.get_packet(ctx.stream.clone()) {
+ Ok(Some(packet)) => return Ok(packet),
+ Ok(None) | Err(DecoderError::ShortData) => return Err(DemuxerError::EOF),
+ _ => return Err(DemuxerError::InvalidData),
+ };
+ },
+ };
+ }
+ },
+ _ => unreachable!(),
+ }
+ }
+ pub fn seek(&mut self, seek_time: NATimePoint) -> DemuxerResult<()> {
+ match *self {
+ DemuxerObject::Normal(ref mut dmx) => dmx.seek(seek_time),
+ DemuxerObject::Raw(ref mut dmx, _, _) => dmx.seek(seek_time),
+ _ => Err(DemuxerError::NotImplemented),
+ }
+ }
+}
+
+impl<'a> NAOptionHandler for DemuxerObject<'a> {
+ fn get_supported_options(&self) -> &[NAOptionDefinition] {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.get_supported_options(),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.get_supported_options(),
+ _ => &[],
+ }
+ }
+ fn set_options(&mut self, options: &[NAOption]) {
+ match *self {
+ DemuxerObject::Normal(ref mut dmx) => dmx.set_options(options),
+ DemuxerObject::Raw(ref mut dmx, _, _) => dmx.set_options(options),
+ _ => {},
+ }
+ }
+ fn query_option_value(&self, name: &str) -> Option<NAValue> {
+ match *self {
+ DemuxerObject::Normal(ref dmx) => dmx.query_option_value(name),
+ DemuxerObject::Raw(ref dmx, _, _) => dmx.query_option_value(name),
+ _ => None,
+ }
+ }
+}
+
+pub fn detect_tags(br: &mut ByteReader) -> (bool, u64, Option<u64>) {
+ let mut is_raw = false;
+ let mut start = 0;
+ let mut end = None;
+
+ // check for ID3v{2-4}
+ let mut buf = [0; 5];
+ br.peek_buf(&mut buf).unwrap();
+ if &buf[0..3] == b"ID3" && buf[3] > 0 && buf[3] < 5 && buf[4] == 0 { //ID3 tag found, must be a raw stream
+ br.read_skip(6).unwrap();
+ let mut size = 0;
+ for _ in 0..4 {
+ let b = br.read_byte().unwrap();
+ if (b & 0x80) != 0 {
+ println!("Invalid ID3 size");
+ break;
+ }
+ size = (size << 7) | u64::from(b);
+ }
+ start = size + 10;
+ is_raw = true;
+ }
+ // check for ID3v1
+ br.seek(SeekFrom::End(-128)).unwrap();
+ let off = br.tell();
+ br.peek_buf(&mut buf[..3]).unwrap();
+ if &buf[0..3] == b"TAG" {
+ end = Some(off);
+ }
+ // check for APETAG
+ let mut buf = [0; 8];
+ if let Some(off) = end {
+ br.seek(SeekFrom::Start(off - 32)).unwrap();
+ } else {
+ br.seek(SeekFrom::End(-32)).unwrap();
+ }
+ let off = br.tell();
+ br.read_buf(&mut buf).unwrap();
+ if &buf == b"APETAGEX" {
+ let ver = br.read_u32le().unwrap();
+ let size = u64::from(br.read_u32le().unwrap());
+ let _items = br.read_u32le().unwrap();
+ let flags = br.read_u32le().unwrap();
+ if ver == 1000 || (flags & 0x80000000) == 0 {
+ end = Some(off - size + 32);
+ } else {
+ end = Some(off - size);
+ }
+ }
+
+ (is_raw, start, end)
+}
extern crate nihav_allstuff;
use std::fs::File;
+use std::io::BufReader;
use nihav_core::io::byteio::{FileReader, ByteReader};
use nihav_core::frame::*;
use nihav_core::options::*;
use nihav_core::soundcvt::*;
use nihav_registry::detect;
use nihav_registry::register;
-use nihav_allstuff::*;
use std::env;
+mod demux;
+use crate::demux::*;
mod null;
-use crate::null::*;
fn print_options(name: &str, options: &[NAOptionDefinition]) {
if options.is_empty() {
return;
}
- 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);
-
- let mut mux_reg = RegisteredMuxers::new();
- nihav_register_all_muxers(&mut mux_reg);
- mux_reg.add_muxer(NULL_MUXER);
- let mut enc_reg = RegisteredEncoders::new();
- nihav_register_all_encoders(&mut enc_reg);
- enc_reg.add_encoder(NULL_ENCODER);
+ let full_reg = FullRegister::new();
let mut transcoder = Transcoder::new();
while arg_idx < args.len() {
match args[arg_idx].as_str() {
"--list-decoders" => {
- if dec_reg.iter().len() > 0 {
+ if full_reg.dec_reg.iter().len() > 0 {
println!("Registered decoders:");
- for dec in dec_reg.iter() {
+ for dec in full_reg.dec_reg.iter() {
let cdesc = register::get_codec_description(dec.name);
let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
println!(" {} ({})", dec.name, full_name);
printed_info = true;
},
"--list-encoders" => {
- if enc_reg.iter().len() > 0 {
+ if full_reg.enc_reg.iter().len() > 0 {
println!("Registered encoders:");
- for enc in enc_reg.iter() {
+ for enc in full_reg.enc_reg.iter() {
let cdesc = register::get_codec_description(enc.name);
let full_name = if let Some(cd) = cdesc { cd.get_full_name() } else { "???" };
println!(" {} ({})", enc.name, full_name);
},
"--list-demuxers" => {
print!("Registered demuxers:");
- for dmx in dmx_reg.iter() {
+ for dmx in full_reg.dmx_reg.iter() {
print!(" {}", dmx.get_name());
}
println!();
},
"--list-muxers" => {
print!("Registered muxers:");
- for mux in mux_reg.iter() {
+ for mux in full_reg.mux_reg.iter() {
print!(" {}", mux.get_name());
}
println!();
"--query-decoder-options" => {
next_arg!(args, arg_idx);
let cname = args[arg_idx].as_str();
- if let Some(decfunc) = dec_reg.find_decoder(cname) {
+ if let Some(decfunc) = full_reg.dec_reg.find_decoder(cname) {
let dec = (decfunc)();
let opts = dec.get_supported_options();
print_options(cname, opts);
let dname = args[arg_idx].as_str();
let mut mr = MemoryReader::new_read(&[]);
let mut br = ByteReader::new(&mut mr);
- if let Some(dmx_creator) = dmx_reg.find_demuxer(dname) {
+ if let Some(dmx_creator) = full_reg.dmx_reg.find_demuxer(dname) {
let dmx = dmx_creator.new_demuxer(&mut br);
let opts = dmx.get_supported_options();
print_options(dname, opts);
"--query-encoder-options" => {
next_arg!(args, arg_idx);
let cname = args[arg_idx].as_str();
- if let Some(encfunc) = enc_reg.find_encoder(cname) {
+ if let Some(encfunc) = full_reg.enc_reg.find_encoder(cname) {
let enc = (encfunc)();
let opts = enc.get_supported_options();
print_options(cname, opts);
let mut data = [];
let mut mw = MemoryWriter::new_write(&mut data);
let mut bw = ByteWriter::new(&mut mw);
- if let Some(mux_creator) = mux_reg.find_muxer(name) {
+ if let Some(mux_creator) = full_reg.mux_reg.find_muxer(name) {
let mux = mux_creator.new_muxer(&mut bw);
let opts = mux.get_supported_options();
print_options(name, opts);
},
"--demuxer-options" => {
next_arg!(args, arg_idx);
- if !transcoder.parse_demuxer_options(&args[arg_idx], &dmx_reg) {
+ if !transcoder.parse_demuxer_options(&args[arg_idx], &full_reg.dmx_reg) {
println!("invalid demuxer option syntax");
return;
}
},
"--muxer-options" => {
next_arg!(args, arg_idx);
- if !transcoder.parse_muxer_options(&args[arg_idx], &mux_reg) {
+ if !transcoder.parse_muxer_options(&args[arg_idx], &full_reg.mux_reg) {
println!("invalid muxer option syntax");
return;
}
} else if args[arg_idx].starts_with("--ostream") {
let opt0 = &args[arg_idx];
next_arg!(args, arg_idx);
- if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &enc_reg) {
+ if !transcoder.parse_ostream_options(opt0, &args[arg_idx], &full_reg.enc_reg) {
println!("invalid output stream option syntax");
return;
}
println!("error opening input");
return;
}
- let mut file = res.unwrap();
- let mut fr = FileReader::new_read(&mut file);
+ let file = res.unwrap();
+ let file = BufReader::new(file);
+ let mut fr = FileReader::new_read(file);
let mut br = ByteReader::new(&mut fr);
-
- let dmx_name = if let Some(ref str) = transcoder.input_fmt {
- str.as_str()
- } else if let Some((dmx_name, score)) = detect::detect_format(transcoder.input_name.as_str(), &mut br) {
- println!("detected {} with score {:?}", dmx_name, score);
- dmx_name
+ let (is_raw, start, end) = if transcoder.input_fmt.is_none() {
+ detect_tags(&mut br)
} else {
- println!("cannot detect input format");
- return;
+ (false, 0, None)
};
- let ret = dmx_reg.find_demuxer(dmx_name);
- if ret.is_none() {
- println!("cannot find demuxer for '{}'", dmx_name);
+
+ let mut nfr: Box<dyn ByteIO>;
+ if start != 0 || end.is_some() {
+ 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 mut dmx = DemuxerObject::create(&mut br, &full_reg, transcoder.input_name.as_str(), &transcoder.input_fmt, is_raw);
+ if dmx.is_none() {
+ println!("cannot find demuxer for '{}'", transcoder.input_name.as_str());
return;
}
- let dmx_fact = ret.unwrap();
- br.seek(SeekFrom::Start(0)).unwrap();
- let mut dmx = create_demuxer(dmx_fact, &mut br).unwrap();
parse_and_apply_options!(dmx, &transcoder.demux_opts, "input");
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());
+ let decfunc = full_reg.dec_reg.find_decoder(info.get_name());
println!("stream {} - {} {}", i, s, info.get_name());
let str_id = s.get_num() as u32;
if let Some(create_dec) = decfunc {
println!("Cannot guess muxer for output");
return;
};
- let ret = mux_reg.find_muxer(output_fmt);
+ let ret = full_reg.mux_reg.find_muxer(output_fmt);
let ofmt = output_fmt.to_string();
if ret.is_none() {
let mux_caps = mux_creator.get_capabilities();
let mut out_sm = StreamManager::new();
- if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &enc_reg) {
+ if !transcoder.negotiate_stream_map(dmx.get_stream_manager(), mux_caps, &mut out_sm, &full_reg.enc_reg) {
println!("cannot determine stream map");
return;
}
projects / nihav-encoder.git / commitdiff