RMAudioStream { deint, iinfo, buf, sub_packet: 0 }
}
fn read_apackets(&mut self, queued_packets: &mut Vec<NAPacket>, src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, payload_size: usize) -> DemuxerResult<NAPacket> {
RMAudioStream { deint, iinfo, buf, sub_packet: 0 }
}
fn read_apackets(&mut self, queued_packets: &mut Vec<NAPacket>, src: &mut ByteReader, stream: NAStreamRef, ts: u32, keyframe: bool, payload_size: usize) -> DemuxerResult<NAPacket> {
- let (tb_num, tb_den) = stream.get_timebase();
- let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den);
+ let ts = stream.make_ts(Some(ts as u64), None, None);
- let pkt_ts = NATimeInfo::new(None, None, None, tb_num, tb_den);
+ let pkt_ts = stream.make_ts(None, None, None);
- let pkt_ts = NATimeInfo::new(None, None, None, tb_num, tb_den);
+ let pkt_ts = stream.make_ts(None, None, None);
for pkts in frames_iter {
let pkt = NAPacket::new(stream.clone(), pkt_ts, true, pkts.to_vec());
queued_packets.push(pkt);
for pkts in frames_iter {
let pkt = NAPacket::new(stream.clone(), pkt_ts, true, pkts.to_vec());
queued_packets.push(pkt);
- let (tb_num, tb_den) = stream.get_timebase();
- let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den);
+ let ts = stream.make_ts(Some(ts as u64), None, None);
Ok(NAPacket::new(stream, ts, keyframe, vec))
}
Ok(NAPacket::new(stream, ts, keyframe, vec))
}
let (_, frame_size) = read_14or30(src)?;
let (_, timestamp) = read_14or30(src)?;
let _seq_no = src.read_byte()?;
let (_, frame_size) = read_14or30(src)?;
let (_, timestamp) = read_14or30(src)?;
let _seq_no = src.read_byte()?;
read_video_buf(src, stream, timestamp, keyframe, frame_size as usize)
}
read_video_buf(src, stream, timestamp, keyframe, frame_size as usize)
}
let mut src = ByteReader::new(&mut mr);
let tag = src.read_u32be()?;
let tag2 = src.peek_u32be()?;
let mut src = ByteReader::new(&mut mr);
let tag = src.read_u32be()?;
let tag2 = src.peek_u32be()?;
if tag == mktag!('.', 'r', 'a', 0xFD) {
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()) {
if tag == mktag!('.', 'r', 'a', 0xFD) {
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()) {
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 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 cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc);
let blk_size = if ainfo.fcc != mktag!(b"sipr") {
let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc);
let blk_size = if ainfo.fcc != mktag!(b"sipr") {
let (_, frame_size) = read_14or30(src)?;
let (_, off) = read_14or30(src)?;
let seq_no = src.read_byte()?;
let (_, frame_size) = read_14or30(src)?;
let (_, off) = read_14or30(src)?;
let seq_no = src.read_byte()?;
- let (tb_num, tb_den) = stream.get_timebase();
- let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den);
+ let ts = stream.make_ts(Some(ts as u64), None, None);
let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data());
Ok(pkt)
},
1 => { // whole frame
let seq_no = src.read_byte()?;
let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data());
Ok(pkt)
},
1 => { // whole frame
let seq_no = src.read_byte()?;
read_video_buf(src, stream, ts, keyframe, payload_size - 2)
},
2 => { // last partial frame
read_video_buf(src, stream, ts, keyframe, payload_size - 2)
},
2 => { // last partial frame
let (_, frame_size) = read_14or30(src)?;
let (_, tail_size) = read_14or30(src)?;
let seq_no = src.read_byte()?;
let (_, frame_size) = read_14or30(src)?;
let (_, tail_size) = read_14or30(src)?;
let seq_no = src.read_byte()?;
slice_buf.resize(tail_size as usize, 0);
src.read_buf(slice_buf.as_mut_slice())?;
if packet_num == 1 && frame_size == tail_size {
slice_buf.resize(tail_size as usize, 0);
src.read_buf(slice_buf.as_mut_slice())?;
if packet_num == 1 && frame_size == tail_size {
- let (tb_num, tb_den) = stream.get_timebase();
- let ts = NATimeInfo::new(Some(ts as u64), None, None, tb_num, tb_den);
+ let ts = stream.make_ts(Some(ts as u64), None, None);
let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data());
Ok(pkt)
},
_ => { // multiple frames
let pkt = NAPacket::new(stream, ts, keyframe, vstr.get_frame_data());
Ok(pkt)
},
_ => { // multiple frames
let res = read_multiple_frame(src, stream.clone(), keyframe, true);
if res.is_err() { return res; }
while src.tell() < pos + (payload_size as u64) {
let res = read_multiple_frame(src, stream.clone(), keyframe, true);
if res.is_err() { return res; }
while src.tell() < pos + (payload_size as u64) {
let stream_id = self.str_data.get_stream_id(str_no as u32, pkt_grp);
let sr = self.str_data.find_stream(stream_id);
if sr.is_none() {
let stream_id = self.str_data.get_stream_id(str_no as u32, pkt_grp);
let sr = self.str_data.find_stream(stream_id);
if sr.is_none() {
- let _can_copy = src.read_byte()?;
- let fcc_len = src.read_byte()?;
- validate!(fcc_len == 4);
- let fcc = src.read_u32be()?;
+ // the original RealAudio has no such fields
+ let fcc = if src.tell() != start + u64::from(header_len) + 2 {
+ let _can_copy = src.read_byte()?;
+ let fcc_len = src.read_byte()?;
+ validate!(fcc_len == 0 || fcc_len == 4);
+ src.read_u32be()?
+ } else {
+ read_u32be(b"lpcJ")?
+ };
validate!(!self.data_chunks.is_empty());
self.cur_data_chunk = 0;
let (pos, size, ver) = self.data_chunks[self.cur_data_chunk];
validate!(!self.data_chunks.is_empty());
self.cur_data_chunk = 0;
let (pos, size, ver) = self.data_chunks[self.cur_data_chunk];
let duration = self.src.read_u32be()?;
let sname_size = self.src.read_byte()? as usize;
let sname = read_string_size(self.src, sname_size)?;
let duration = self.src.read_u32be()?;
let sname_size = self.src.read_byte()? as usize;
let sname = read_string_size(self.src, sname_size)?;
let mime_size = self.src.read_byte()? as usize;
let mime = read_string_size(self.src, mime_size)?;
let mime_size = self.src.read_byte()? as usize;
let mime = read_string_size(self.src, mime_size)?;
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![0; edata_size];
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![0; edata_size];
let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc);
let blk_size = if ainfo.fcc != mktag!(b"sipr") {
ainfo.granularity as usize
let cname = find_codec_name(RM_AUDIO_CODEC_REGISTER, ainfo.fcc);
let blk_size = if ainfo.fcc != mktag!(b"sipr") {
ainfo.granularity as usize
fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
if !self.queued_pkts.is_empty() {
fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
if !self.queued_pkts.is_empty() {
- let ret = astr.read_apackets(&mut self.queued_pkts, self.src, stream.clone(), 0, false, self.blk_size);
+ let mut ret = astr.read_apackets(&mut self.queued_pkts, self.src, stream.clone(), 0, false, self.blk_size);
- Packet { ts: u32, str: u32, flags: u32, len: usize, checksum: u32 },
+ Packet { ts: u32, strm: u32, flags: u32, len: usize, checksum: u32 },
IntValue(Vec<u8>, u32),
BinaryData(Vec<u8>, Vec<u8>),
StringData(Vec<u8>, Vec<u8>),
IntValue(Vec<u8>, u32),
BinaryData(Vec<u8>, Vec<u8>),
StringData(Vec<u8>, Vec<u8>),
let flags = src.read_u32be()?;
let len = src.read_u32be()? as usize;
let chk = src.read_u32be()?;
validate!((len > 0) && (len < (1 << 24)));
let flags = src.read_u32be()?;
let len = src.read_u32be()? as usize;
let chk = src.read_u32be()?;
validate!((len > 0) && (len < (1 << 24)));
- Ok(IVRRecord::Packet { ts, str, flags, len, checksum: chk })
+ Ok(IVRRecord::Packet { ts, strm, flags, len, checksum: chk })
IVRRecord::Invalid(typ) => write!(f, "Invalid({:02X})", typ),
IVRRecord::StreamProperties(num) =>
write!(f, "({} stream properties)", num),
IVRRecord::Invalid(typ) => write!(f, "Invalid({:02X})", typ),
IVRRecord::StreamProperties(num) =>
write!(f, "({} stream properties)", num),
- IVRRecord::Packet { ts, str, flags, len, checksum } =>
- write!(f, "paket({}, {}, {:X}, {}, {})", ts, str, flags, len, checksum),
+ IVRRecord::Packet { ts, strm, flags, len, checksum } =>
+ write!(f, "paket({}, {}, {:X}, {}, {})", ts, strm, flags, len, checksum),
IVRRecord::IntValue(ref name, val) =>
write!(f, "({} = {})", String::from_utf8_lossy(name), val),
IVRRecord::BinaryData(ref name, ref val) =>
IVRRecord::IntValue(ref name, val) =>
write!(f, "({} = {})", String::from_utf8_lossy(name), val),
IVRRecord::BinaryData(ref name, ref val) =>
let num_entries = src.read_u32be()? as usize;
for _ in 0..num_entries {
let _rec = IVRRecord::read(src)?;
let num_entries = src.read_u32be()? as usize;
for _ in 0..num_entries {
let _rec = IVRRecord::read(src)?;
match rec {
IVRRecord::IntValue(ref name, val) => {
if name == b"StreamNumber\0" {
match rec {
IVRRecord::IntValue(ref name, val) => {
if name == b"StreamNumber\0" {
let off0 = src.read_u32be()? as u64;
let _off1 = src.read_u32be()?;
let _off2 = src.read_u32be()?;
validate!(off0 + self.start_pos == src.tell());
let off0 = src.read_u32be()? as u64;
let _off1 = src.read_u32be()?;
let _off2 = src.read_u32be()?;
validate!(off0 + self.start_pos == src.tell());
let pos = src.tell();
validate!(data_off + self.start_pos > pos);
src.read_skip((data_off + self.start_pos - pos) as usize)?;
let pos = src.tell();
validate!(data_off + self.start_pos > pos);
src.read_skip((data_off + self.start_pos - pos) as usize)?;
- IVRRecord::Packet { ts, str, flags, len, .. } => {
+ IVRRecord::Packet { ts, strm, flags, len, .. } => {
rec.parse_header(self.src, strmgr, &mut self.str_data)?;
self.recs.push(rec);
} else if magic == mktag!(b".R1M") {
rec.parse_header(self.src, strmgr, &mut self.str_data)?;
self.recs.push(rec);
} else if magic == mktag!(b".R1M") {
self.src.read_skip(4)?; // magic
self.src.read_skip(3)?; // always 0, 1, 1 ?
let _name = IVRRecord::read_string(self.src)?;
self.src.read_skip(4)?; // magic
self.src.read_skip(3)?; // always 0, 1, 1 ?
let _name = IVRRecord::read_string(self.src)?;