}
fn add_slice(&mut self, slice_no: usize, data: &[u8]) {
self.write_slice_info(slice_no);
- let mut dslice = &mut self.frame[self.hdr_size + self.frame_pos..][..data.len()];
+ let dslice = &mut self.frame[self.hdr_size + self.frame_pos..][..data.len()];
dslice.copy_from_slice(data);
self.frame_pos += data.len();
}
}
let (_, frame_size) = read_14or30(src)?;
let (_, timestamp) = read_14or30(src)?;
- let seq_no = src.read_byte()?;
-println!(" multiple frame size {} ts {} seq {}", frame_size, timestamp, seq_no);
+ let _seq_no = src.read_byte()?;
+//println!(" multiple frame size {} ts {} seq {}", frame_size, timestamp, seq_no);
read_video_buf(src, stream, timestamp, keyframe, frame_size as usize)
}
let len = self.src.read_u16be()? as usize;
let str_no = self.src.read_u16be()?;
let ts = self.src.read_u32be()?;
- let pkt_grp;
+ let _pkt_grp;
if ver == 0 {
- pkt_grp = self.src.read_byte()?;
+ _pkt_grp = self.src.read_byte()?;
} else {
//asm_rule = self.src.read_u16le()?;
self.src.read_skip(2)?;
- pkt_grp = 0;
+ _pkt_grp = 0;
}
let flags = self.src.read_byte()?;
let hdr_size = self.src.tell() - pkt_start;
-println!("packet @{:X} size {} for {} ts {} grp {} flags {:X}", pkt_start, len, str_no, ts, pkt_grp, flags);
+//println!("packet @{:X} size {} for {} ts {} grp {} flags {:X}", pkt_start, len, str_no, ts, pkt_grp, flags);
self.cur_packet += 1;
let payload_size = len - (hdr_size as usize);
let sr = self.str_ids.iter().position(|x| *x == str_no);
if sr.is_none() {
-println!("stream {} not found", str_no);
+//println!("stream {} not found", str_no);
self.src.read_skip(payload_size)?;
return Err(DemuxerError::InvalidData);
}
let str_id = sr.unwrap();
- let stream = strmgr.get_stream_by_id(str_no as u32).unwrap();
-println!(" stream {}", str_id);
+ let streamres = strmgr.get_stream_by_id(str_no as u32);
+ if streamres.is_none() {
+ self.src.read_skip(payload_size)?;
+ continue;
+ }
+ let stream = streamres.unwrap();
+//println!(" stream {}", str_id);
if strmgr.is_ignored_id(str_no as u32) {
self.src.read_skip(payload_size)?;
continue;
let (_, frame_size) = read_14or30(self.src)?;
let (_, off) = read_14or30(self.src)?;
let seq_no = self.src.read_byte()?;
-println!(" mode 0 pkt {}/{} off {}/{} seq {}", packet_num, num_pkts, off, frame_size, seq_no);
+//println!(" mode 0 pkt {}/{} off {}/{} seq {}", packet_num, num_pkts, off, frame_size, seq_no);
let hdr_skip = (self.src.tell() - pos) as usize;
let slice_size = (payload_size - hdr_skip) as usize;
} else {
vstr.add_slice(packet_num as usize, self.slice_buf.as_slice());
}
- continue;
+ if (packet_num as usize) < num_pkts {
+ continue;
+ }
+ //todo: check if full frame is received
+ let (tb_num, tb_den) = stream.get_timebase();
+ let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den);
+ let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data());
+ Ok(pkt)
},
1 => { // whole frame
let seq_no = self.src.read_byte()?;
-println!(" mode 1 seq {}", seq_no);
+//println!(" mode 1 seq {}", seq_no);
read_video_buf(self.src, stream, ts, keyframe, payload_size - 1)
},
2 => { // last partial frame
let (_, frame_size) = read_14or30(self.src)?;
let (_, tail_size) = read_14or30(self.src)?;
let seq_no = self.src.read_byte()?;
-println!(" mode 2 pkt {}/{} tail {}/{} seq {}", packet_num, num_pkts, tail_size, frame_size, seq_no);
+//println!(" mode 2 pkt {}/{} tail {}/{} seq {}", packet_num, num_pkts, tail_size, frame_size, seq_no);
self.slice_buf.resize(tail_size as usize, 0);
self.src.read_buf(self.slice_buf.as_mut_slice())?;
vstr.add_slice(packet_num as usize, self.slice_buf.as_slice());
Ok(pkt)
},
_ => { // multiple frames
-println!(" mode 3");
+//println!(" mode 3");
let res = read_multiple_frame(self.src, stream.clone(), keyframe, true);
if res.is_err() { return res; }
while self.src.tell() < pos + (payload_size as u64) {
fn read_chunk(src: &mut ByteReader) -> DemuxerResult<(u32, u32, u16)> {
let id = src.read_u32be()?;
+if id == 0 { return Ok((0, 0, 0)); }
let size = src.read_u32be()?;
validate!(size >= 10);
let ver = src.read_u16be()?;
}
for _ in 0..num_hdr {
- self.parse_chunk(strmgr)?;
+ if self.src.is_eof() {
+ //warn maybe?
+ break;
+ }
+ let res = self.parse_chunk(strmgr);
+ match res {
+ Ok(last) => { if last { break; } },
+ Err(DemuxerError::IOError) => { break; },
+ Err(etype) => { return Err(etype); },
+ };
}
-println!("now @ {:X} / {}", self.src.tell(), self.data_pos);
+//println!("now @ {:X} / {}", self.src.tell(), self.data_pos);
validate!(self.data_pos > 0);
self.src.seek(SeekFrom::Start(self.data_pos))?;
let num_packets = self.src.read_u32be()?;
self.cur_packet = 0;
Ok(())
}
- fn parse_chunk(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> {
+ fn parse_chunk(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<bool> {
let (id, size, ver) = read_chunk(self.src)?;
let end_pos = self.src.tell() - 10 + (size as u64);
else if id == mktag!(b"MDPR") { self.parse_mdpr(strmgr)?; }
else if id == mktag!(b"DATA") { if self.data_pos == 0 { self.data_pos = self.src.tell(); } }
else if id == mktag!(b"INDX") { /* do nothing for now */ }
+ else if id == 0 { return Ok(true); }
else { println!("unknown chunk type {:08X}", id); }
let cpos = self.src.tell();
if cpos < end_pos {
self.src.read_skip((end_pos - cpos) as usize)?;
}
- Ok(())
+ Ok(false)
}
#[allow(unused_variables)]
fn parse_content_desc(&mut self) -> DemuxerResult<()> {
let duration = self.src.read_u32be()?;
let sname_size = self.src.read_byte()? as usize;
let sname = read_string_size(self.src, sname_size)?;
-println!("str #{} sname = {} pkts {}/{} start {} preroll {}", stream_no, sname, maxps, avgps, start, preroll);
+//println!("str #{} sname = {} pkts {}/{} start {} preroll {}", stream_no, sname, maxps, avgps, start, preroll);
let mime_size = self.src.read_byte()? as usize;
let mime = read_string_size(self.src, mime_size)?;
-println!("mime = {}", mime);
+//println!("mime = {}", mime);
let edata_size = self.src.read_u32be()? as usize;
let edata: Option<Vec<u8>> = if edata_size == 0 { None } else {
let mut edvec: Vec<u8> = Vec::with_capacity(edata_size);
let tag = src.read_u32be()?;
let tag2 = src.peek_u32be()?;
-println!("tag1 {:X} tag2 {:X}", tag, tag2);
+//println!("tag1 {:X} tag2 {:X}", tag, tag2);
if tag == mktag!('.', 'r', 'a', 0xFD) {
//todo audio
let cname = "unknown";//find_codec_name(RM_AUDIO_CODEC_REGISTER, fcc);
(b"RVTR", "realvideo2"),
(b"RV30", "realvideo3"),
(b"RV40", "realvideo4"),
- (b"CLV1", "clearvideo"),
+ (b"CLV1", "clearvideo_rm"),
];
#[allow(dead_code)]