}
}
fn flush(&mut self) {
- self.frame.truncate(0);
+ self.frame.clear();
self.frame_size = 0;
self.frame_pos = 0;
}
let bsize = iinfo.block_size as usize;
let ppos = self.sub_packet;
for sb in 0..halffact {
- let mut dst = &mut self.buf[sb * 2 * fsize + ppos * bsize..][..bsize];
- src.read_buf(&mut dst)?;
+ let dst = &mut self.buf[sb * 2 * fsize + ppos * bsize..][..bsize];
+ src.read_buf(dst)?;
}
self.sub_packet += 1;
if self.sub_packet == factor {
for sb in 0..factor2 {
let sb_pos = factor * sb + ((factor + 1) >> 1) * (ppos & 1) + (ppos >> 1);
- let mut dst = &mut self.buf[bsize * sb_pos..][..bsize];
- src.read_buf(&mut dst)?;
+ let dst = &mut self.buf[bsize * sb_pos..][..bsize];
+ src.read_buf(dst)?;
}
},
Deinterleaver::Sipro => {
let fsize = iinfo.frame_size as usize;
let ppos = self.sub_packet;
- let mut dst = &mut self.buf[fsize * ppos..][..fsize];
- src.read_buf(&mut dst)?;
+ let dst = &mut self.buf[fsize * ppos..][..fsize];
+ src.read_buf(dst)?;
},
Deinterleaver::VBR => {
validate!(payload_size >= 5);
struct RMDemuxCommon {}
impl RMDemuxCommon {
- fn parse_stream_info(str_data: &mut CommonStreamData, strmgr: &mut StreamManager, stream_no: u32, edata: &[u8]) -> DemuxerResult<bool> {
+ fn parse_stream_info(str_data: &mut CommonStreamData, strmgr: &mut StreamManager, stream_no: u32, edata: &[u8], duration: u32) -> DemuxerResult<bool> {
let mut is_mlti = false;
let mut mr = MemoryReader::new_read(edata);
let mut src = ByteReader::new(&mut mr);
let tag2 = src.peek_u32be()?;
//println!("tag1 {:X} tag2 {:X}", tag, tag2);
if tag == mktag!('.', 'r', 'a', 0xFD) {
- Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata)?;
+ Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata, duration)?;
} else if ((tag2 == mktag!('V', 'I', 'D', 'O')) || (tag2 == mktag!('I', 'M', 'A', 'G'))) && ((tag as usize) <= edata.len()) {
- Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata, tag2)?;
+ Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut src, edata, tag2, duration)?;
} else if tag == mktag!(b"LSD:") {
let extradata = Some(edata.to_owned());
let soniton = NASoniton::new(samp_size as u8, SONITON_FLAG_SIGNED);
let ahdr = NAAudioInfo::new(sample_rate, channels as u8, soniton, 1);
let nainfo = NACodecInfo::new("ralf", NACodecTypeInfo::Audio(ahdr), extradata);
- let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000));
+ let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000, u64::from(duration)));
if res.is_none() { return Err(MemoryError); }
let astr = RMAudioStream::new(None);
str_data.streams.push(RMStreamType::Audio(astr));
let stream_no = str_data.mlti_mapper.get_substream_no();
//todo check that all substreams are of the same type");
if tag == mktag!('.', 'r', 'a', 0xFD) {
- Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc)?;
+ Self::parse_audio_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, duration)?;
} else if (tag2 == mktag!('V', 'I', 'D', 'O')) && ((tag as usize) <= hdr_size) {
- Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, tag2)?;
+ Self::parse_video_stream(strmgr, &mut str_data.streams, stream_no, &mut hsrc, hdrsrc, tag2, duration)?;
} else {
println!("unknown MLTI substream {:08X} / {:08X}", tag, tag2);
return Err(DemuxerError::InvalidData);
}
Ok(is_mlti)
}
- fn parse_audio_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8]) -> DemuxerResult<()> {
+ fn parse_audio_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], duration: u32) -> DemuxerResult<()> {
let ver = src.read_u16be()?;
let ainfo = match ver {
3 => {
let eslice = &edata_[(src.tell() as usize)..];
Some(eslice.to_vec())
};
+ let duration = if duration == 0 { ainfo.get_duration(1000) } else { u64::from(duration) };
let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata);
- let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000));
+ let res = strmgr.add_stream(NAStream::new(StreamType::Audio, stream_no as u32, nainfo, 1, 1000, duration));
if res.is_none() { return Err(MemoryError); }
let astr = RMAudioStream::new(ainfo.ileave_info);
Ok(())
}
#[allow(unused_variables)]
- fn parse_video_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], tag2: u32) -> DemuxerResult<()> {
+ fn parse_video_stream(strmgr: &mut StreamManager, streams: &mut Vec<RMStreamType>, stream_no: u32, src: &mut ByteReader, edata_: &[u8], tag2: u32, duration: u32) -> DemuxerResult<()> {
src.read_skip(4)?;
let fcc = src.read_u32be()?;
let width = src.read_u16be()? as usize;
let vhdr = NAVideoInfo::new(width, height, false, RGB24_FORMAT);
let vinfo = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), extradata);
- let res = strmgr.add_stream(NAStream::new(StreamType::Video, stream_no as u32, vinfo, 1, 1000));
+ let res = strmgr.add_stream(NAStream::new(StreamType::Video, stream_no as u32, vinfo, 1, 1000, u64::from(duration)));
if res.is_none() { return Err(DemuxerError::MemoryError); }
let vstr = RMVideoStream::new();
//todo skip unwanted packet
let keyframe = (flags & KEYFRAME_FLAG) != 0;
- let ret = RMDemuxCommon::parse_packet_payload(&mut self.src, &mut self.str_data.streams[str_id], stream, &mut self.slice_buf, &mut self.queued_pkts, keyframe, ts, payload_size);
+ let ret = RMDemuxCommon::parse_packet_payload(self.src, &mut self.str_data.streams[str_id], stream, &mut self.slice_buf, &mut self.queued_pkts, keyframe, ts, payload_size);
if let Err(DemuxerError::TryAgain) = ret {
continue;
} else {
}
Err(DemuxerError::SeekError)
}
+
+ fn get_duration(&self) -> u64 { 0 }
}
impl<'a> NAOptionHandler for RealMediaDemuxer<'a> {
}
#[derive(Clone,Copy,Debug)]
+#[allow(dead_code)]
struct RealAudioInfo {
fcc: u32,
sample_rate: u32,
ileave_info: Option<InterleaveInfo>
}
+impl RealAudioInfo {
+ fn get_duration(&self, base: u32) -> u64 {
+ if self.bytes_per_minute != 0 {
+ u64::from(self.total_bytes) * 60 * u64::from(base) / u64::from(self.bytes_per_minute)
+ } else {
+ 0
+ }
+ }
+}
+
fn skip_ra_metadata(src: &mut ByteReader) -> DemuxerResult<()> {
let title_len = src.read_byte()? as usize;
src.read_skip(title_len)?;
let mut is_mlti = false;
if edata_size > 8 {
if let Some(edata_) = edata {
- is_mlti = RMDemuxCommon::parse_stream_info(&mut self.str_data, strmgr, stream_no, &edata_)?;
+ is_mlti = RMDemuxCommon::parse_stream_info(&mut self.str_data, strmgr, stream_no, &edata_, duration)?;
}
} else {
self.str_data.streams.push(RMStreamType::Unknown);
vec.push(c);
}
let str = String::from_utf8(vec);
- if str.is_ok() {
- Ok(str.unwrap())
+ if let Ok(res) = str {
+ Ok(res)
} else {
Ok(String::new())
}
let ver = self.src.read_u16be()?;
let ainfo = match ver {
3 => {
- parse_aformat3(&mut self.src)?
+ parse_aformat3(self.src)?
},
4 => {
- parse_aformat4(&mut self.src)?
+ parse_aformat4(self.src)?
},
5 => {
- parse_aformat5(&mut self.src)?
+ parse_aformat5(self.src)?
},
_ => {
println!("unknown version {}", ver);
Some(dta)
};
let nainfo = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), extradata);
- let res = strmgr.add_stream(NAStream::new(StreamType::Audio, 0, nainfo, 1, srate));
+ let res = strmgr.add_stream(NAStream::new(StreamType::Audio, 0, nainfo, 1, srate, ainfo.get_duration(ainfo.sample_rate)));
if res.is_none() { return Err(MemoryError); }
let astr = RMAudioStream::new(ainfo.ileave_info);
let stream = streamres.unwrap();
if let Some(ref mut astr) = self.stream {
loop {
- let ret = astr.read_apackets(&mut self.queued_pkts, &mut self.src, stream.clone(), 0, false, self.blk_size);
+ let ret = astr.read_apackets(&mut self.queued_pkts, self.src, stream.clone(), 0, false, self.blk_size);
if let Err(DemuxerError::TryAgain) = ret {
continue;
}
fn seek(&mut self, time: NATimePoint, seek_idx: &SeekIndex) -> DemuxerResult<()> {
Err(NotImplemented)
}
+
+ fn get_duration(&self) -> u64 { 0 }
}
impl<'a> NAOptionHandler for RealAudioDemuxer<'a> {
}
}
fn is_data_start(&self) -> bool {
- match *self {
- IVRRecord::DataStart => true,
- _ => false,
- }
+ matches!(*self, IVRRecord::DataStart)
}
}
cur_str_no += 1;
let mut parsed = false;
let mut real_stream_no = 0;
+ let mut duration = 0;
for _ in 0..num {
let rec = IVRRecord::read(src)?;
//println!(" strm property {}", rec);
if name == b"StreamNumber\0" {
real_stream_no = val;
}
+ if name == b"Duration\0" {
+ duration = val;
+ }
},
IVRRecord::BinaryData(ref name, ref val) => {
if name == b"OpaqueData\0" {
validate!(!parsed);
- let is_mlti = RMDemuxCommon::parse_stream_info(str_data, strmgr, stream_no, val)?;
+ let is_mlti = RMDemuxCommon::parse_stream_info(str_data, strmgr, stream_no, val, duration)?;
if !is_mlti {
str_data.str_ids.push(stream_no);
}
let magic = self.src.peek_u32be()?;
if magic == mktag!(b".REC") {
let mut rec = RecordDemuxer::new(0, 0);
- rec.parse_header(&mut self.src, strmgr, &mut self.str_data)?;
+ rec.parse_header(self.src, strmgr, &mut self.str_data)?;
self.recs.push(rec);
} else if magic == mktag!(b".R1M") {
println!("R1M kind");
self.src.read_skip(4)?; // magic
self.src.read_skip(3)?; // always 0, 1, 1 ?
- let _name = IVRRecord::read_string(&mut self.src)?;
+ let _name = IVRRecord::read_string(self.src)?;
self.src.read_skip(1)?; // always 0?
let len1 = self.src.read_u32be()? as u64;
let off1 = self.src.read_u64be()?;
if len > 0x20 {
let num_streams = self.str_data.streams.len() as u32;
let mut rec = RecordDemuxer::new(pos + 12, num_streams);
- rec.parse_header(&mut self.src, strmgr, &mut self.str_data)?;
+ rec.parse_header(self.src, strmgr, &mut self.str_data)?;
self.recs.push(rec);
}
self.src.seek(SeekFrom::Start(pos + len))?;
}
loop {
if self.cur_rec >= self.recs.len() { return Err(DemuxerError::EOF); }
- let res = self.recs[self.cur_rec].get_packet(&mut self.src, &mut self.str_data, strmgr, &mut self.queued_pkts, &mut self.slice_buf);
+ let res = self.recs[self.cur_rec].get_packet(self.src, &mut self.str_data, strmgr, &mut self.queued_pkts, &mut self.slice_buf);
if let Err(DemuxerError::EOF) = res {
self.cur_rec += 1;
} else {
fn seek(&mut self, time: NATimePoint, seek_idx: &SeekIndex) -> DemuxerResult<()> {
Err(NotImplemented)
}
+
+ fn get_duration(&self) -> u64 { 0 }
}
impl<'a> NAOptionHandler for RealIVRDemuxer<'a> {
}
}
-static RM_VIDEO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
+static RM_VIDEO_CODEC_REGISTER: &[(&[u8;4], &str)] = &[
(b"RV10", "realvideo1"),
(b"RV20", "realvideo2"),
(b"RVTR", "realvideo2"),
(b"CLV1", "clearvideo_rm"),
];
-static RM_AUDIO_CODEC_REGISTER: &'static [(&[u8;4], &str)] = &[
+static RM_AUDIO_CODEC_REGISTER: &[(&[u8;4], &str)] = &[
(b"lpcJ", "ra14.4"),
(b"28_8", "ra28.8"),
(b"cook", "cook"),
#[test]
fn test_rm_demux() {
+ // sample from a private collection
let mut file =
File::open("assets/RV/rv10_dnet_640x352_realvideo_encoder_4.0.rm").unwrap();
// File::open("assets/RV/rv20_cook_640x352_realproducer_plus_8.51.rm").unwrap();
}
#[test]
fn test_ra_demux() {
+ // sample: https://samples.mplayerhq.hu/real//RA/ra_with_comment_field/diemusik.ra
let mut file =
// File::open("assets/RV/welcome288.ra").unwrap();
File::open("assets/RV/diemusik.ra").unwrap();
}
#[test]
fn test_ivr_demux() {
+ // sample: https://samples.mplayerhq.hu/real/ivr/Opener_rm_hi.ivr
let mut file =
File::open("assets/RV/Opener_rm_hi.ivr").unwrap();
// File::open("assets/RV/SherwinWilliamsCommercial.ivr").unwrap();