[nihav.git] / nihav-game / src / demuxers / bmv.rs

use nihav_core::frame::*;
use nihav_core::demuxers::*;

struct BMVDemuxer<'a> {
    src:        &'a mut ByteReader<'a>,
    vid_id:     usize,
    aud_id:     usize,
    vpos:       u64,
    apos:       u64,
    pkt_buf:    Vec<NAPacket>,
}

impl<'a> DemuxCore<'a> for BMVDemuxer<'a> {
    fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> {
        let vhdr = NAVideoInfo::new(640, 429, false, PAL8_FORMAT);
        let vci = NACodecTypeInfo::Video(vhdr);
        let vinfo = NACodecInfo::new("bmv-video", vci, None);
        self.vid_id = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 1, 12, 0)).unwrap();

        let ahdr = NAAudioInfo::new(22050, 2, SND_S16_FORMAT, 1);
        let ainfo = NACodecInfo::new("bmv-audio", NACodecTypeInfo::Audio(ahdr), None);
        self.aud_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, 22050, 0)).unwrap();

        self.vpos       = 0;
        self.apos       = 0;
        Ok(())
    }

    fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
        if !self.pkt_buf.is_empty() {
            return Ok(self.pkt_buf.pop().unwrap());
        }

        loop {
            let ctype                   = self.src.read_byte()?;
            if ctype == 0 { // NOP chunk
                continue;
            }
            if ctype == 1 { return Err(DemuxerError::EOF); }
            let size                    = self.src.read_u24le()? as usize;
            validate!(size > 0);
            let asize;
            if (ctype & 0x20) != 0 {
                let nblocks             = self.src.peek_byte()?;
                asize = (nblocks as usize) * 65 + 1;
                validate!(asize < size);
                let stream = strmgr.get_stream(self.aud_id).unwrap();
                let ts = stream.make_ts(Some(self.apos), None, None);
                let apkt = self.src.read_packet(stream, ts, false, asize)?;
                self.apos += u64::from(nblocks) * 32;
                self.pkt_buf.push(apkt);
            } else {
                asize = 0;
            }
            let mut buf: Vec<u8> = vec![0; size - asize + 1];
            buf[0] = ctype;
            self.src.read_buf(&mut buf[1..])?;

            let stream = strmgr.get_stream(self.vid_id).unwrap();
            let ts = stream.make_ts(Some(self.vpos), None, None);
            let pkt = NAPacket::new(stream, ts, (ctype & 3) == 3, buf);

            self.vpos += 1;
            return Ok(pkt);
        }
    }

    fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> {
        Err(DemuxerError::NotPossible)
    }
    fn get_duration(&self) -> u64 { 0 }
}

impl<'a> NAOptionHandler for BMVDemuxer<'a> {
    fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
    fn set_options(&mut self, _options: &[NAOption]) { }
    fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
}

impl<'a> BMVDemuxer<'a> {
    fn new(io: &'a mut ByteReader<'a>) -> Self {
        Self {
            src:        io,
            vid_id:     0,
            aud_id:     0,
            vpos:       0,
            apos:       0,
            pkt_buf:    Vec::with_capacity(1),
        }
    }
}

pub struct BMVDemuxerCreator { }

impl DemuxerCreator for BMVDemuxerCreator {
    fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> {
        Box::new(BMVDemuxer::new(br))
    }
    fn get_name(&self) -> &'static str { "bmv" }
}

struct BMV3Demuxer<'a> {
    src:        &'a mut ByteReader<'a>,
    vid_id:     usize,
    aud_id:     usize,
    vpos:       u64,
    apos:       u64,
    asize:      usize,
    ablob:      usize,
    pkt_buf:    Vec<NAPacket>,
}

impl<'a> DemuxCore<'a> for BMV3Demuxer<'a> {
    fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> {
        let src = &mut self.src;

        let mut magic = [0u8; 4];
                                            src.read_buf(&mut magic)?;
        validate!(&magic[0..] == b"BMVi");
        let size                            = src.read_u32le()?;
        validate!(size == 24);
        let _slot_size                      = src.read_u32le()? as usize;
        let nframes                         = src.read_u32le()? as usize;
        let _prefetch_slots                 = src.read_u16le()?;
        let _cache_size                     = src.read_u16le()?;
        let fps                             = src.read_u16le()? as u32;
        let audio_size                      = src.read_u16le()? as usize;
        let audio_blob_size                 = src.read_u16le()? as usize;
        let _audio_id                       = src.read_byte()?;
        let _video_id                       = src.read_byte()?;
        let width                           = src.read_u16le()? as usize;
        let height                          = src.read_u16le()? as usize;
        validate!(nframes > 0);
        validate!((width > 0) && (width <= 640));
        validate!((height > 0) && (height <= 432));
        validate!((audio_size > audio_blob_size) && (audio_blob_size > 0) && (audio_size % audio_blob_size == 0));
        let mut dta = [0u8; 4];
                                            src.read_buf(&mut dta)?;
        validate!(&dta[0..] == b"DATA");
        let data_size                       = src.read_u32le()? as usize;
        validate!(data_size > 0);
        self.asize = audio_size;
        self.ablob = audio_blob_size;

        let vhdr = NAVideoInfo::new(width, height, false, RGB565_FORMAT);
        let vci = NACodecTypeInfo::Video(vhdr);
        let vinfo = NACodecInfo::new("bmv3-video", vci, None);
        self.vid_id = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 256, fps, nframes as u64)).unwrap();

        let ahdr = NAAudioInfo::new(22050, 2, SND_S16_FORMAT, audio_blob_size);
        let ainfo = NACodecInfo::new("bmv3-audio", NACodecTypeInfo::Audio(ahdr), None);
        self.aud_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, 22050, 0)).unwrap();

        self.vpos       = 0;
        self.apos       = 0;
        Ok(())
    }

    fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
        if !self.pkt_buf.is_empty() {
            return Ok(self.pkt_buf.pop().unwrap());
        }

        loop {
            let ctype                       = self.src.read_byte()?;
            if ctype == 0 { // NOP chunk
                continue;
            }
            if ctype == 1 { return Err(DemuxerError::EOF); }
            let size                    = self.src.read_u24le()? as usize;
            if size == 0 { continue; }
            let asize;
            if (ctype & 0x20) != 0 {
                if (ctype & 0x40) != 0 {
                    asize = self.asize - self.ablob;
                } else {
                    asize = self.asize;
                }
                validate!(asize <= size);
                let mut buf: Vec<u8> = vec![0; asize + 1];
                buf[0] = (self.src.tell() & 1) as u8;
                self.src.read_buf(&mut buf[1..])?;

                let stream = strmgr.get_stream(self.aud_id).unwrap();
                let ts = stream.make_ts(Some(self.apos), None, None);
                let apkt = NAPacket::new(stream, ts, false, buf);

                self.apos += (asize as u64) / 41 * 32;
                self.pkt_buf.push(apkt);
            } else {
                asize = 0;
            }
            if size == asize {
                if !self.pkt_buf.is_empty() {
                    return Ok(self.pkt_buf.pop().unwrap());
                } else {
                    continue;
                }
            }
            let mut buf: Vec<u8> = vec![0; size - asize + 1];
            buf[0] = ctype;
            self.src.read_buf(&mut buf[1..])?;

            let stream = strmgr.get_stream(self.vid_id).unwrap();
            let ts = stream.make_ts(Some(self.vpos), None, None);
            let pkt = NAPacket::new(stream, ts, (ctype & 3) == 3, buf);

            self.vpos += 1;
            return Ok(pkt);
        }
    }

    fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> {
        Err(DemuxerError::NotPossible)
    }
    fn get_duration(&self) -> u64 { 0 }
}

impl<'a> NAOptionHandler for BMV3Demuxer<'a> {
    fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
    fn set_options(&mut self, _options: &[NAOption]) { }
    fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
}

impl<'a> BMV3Demuxer<'a> {
    fn new(io: &'a mut ByteReader<'a>) -> Self {
        Self {
            src:        io,
            vid_id:     0,
            aud_id:     0,
            vpos:       0,
            apos:       0,
            asize:      0,
            ablob:      0,
            pkt_buf:    Vec::with_capacity(1),
        }
    }
}

pub struct BMV3DemuxerCreator { }

impl DemuxerCreator for BMV3DemuxerCreator {
    fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> {
        Box::new(BMV3Demuxer::new(br))
    }
    fn get_name(&self) -> &'static str { "bmv3" }
}

#[cfg(test)]
mod test {
    use super::*;
    use std::fs::File;

    // samples from https://samples.mplayerhq.hu/game-formats/bmv
    #[test]
    fn test_bmv_demux() {
        let mut file = File::open("assets/Game/DW2-MOUSE.BMV").unwrap();
        let mut fr = FileReader::new_read(&mut file);
        let mut br = ByteReader::new(&mut fr);
        let mut dmx = BMVDemuxer::new(&mut br);
        let mut sm = StreamManager::new();
        let mut si = SeekIndex::new();
        dmx.open(&mut sm, &mut si).unwrap();
        loop {
            let pktres = dmx.get_frame(&mut sm);
            if let Err(e) = pktres {
                if (e as i32) == (DemuxerError::EOF as i32) { break; }
                panic!("error");
            }
            let pkt = pktres.unwrap();
            println!("Got {}", pkt);
        }
    }
    #[test]
    fn test_bmv3_demux() {
        let mut file = File::open("assets/Game/DW3-Loffnote.bmv").unwrap();
        let mut fr = FileReader::new_read(&mut file);
        let mut br = ByteReader::new(&mut fr);
        let mut dmx = BMV3Demuxer::new(&mut br);
        let mut sm = StreamManager::new();
        let mut si = SeekIndex::new();
        dmx.open(&mut sm, &mut si).unwrap();
        loop {
            let pktres = dmx.get_frame(&mut sm);
            if let Err(e) = pktres {
                if (e as i32) == (DemuxerError::EOF as i32) { break; }
                panic!("error");
            }
            let pkt = pktres.unwrap();
            println!("Got {}", pkt);
        }
    }
}
Commit	Line	Data
9067c1f8 KS	1	use nihav_core::frame::*;
	2	use nihav_core::demuxers::*;
	3
	4	struct BMVDemuxer<'a> {
	5	src: &'a mut ByteReader<'a>,
	6	vid_id: usize,
	7	aud_id: usize,
	8	vpos: u64,
	9	apos: u64,
	10	pkt_buf: Vec<NAPacket>,
	11	}
	12
	13	impl<'a> DemuxCore<'a> for BMVDemuxer<'a> {
33b5a8f0	14	fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> {
9067c1f8 KS	15	let vhdr = NAVideoInfo::new(640, 429, false, PAL8_FORMAT);
	16	let vci = NACodecTypeInfo::Video(vhdr);
	17	let vinfo = NACodecInfo::new("bmv-video", vci, None);
a480a0de	18	self.vid_id = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 1, 12, 0)).unwrap();
9067c1f8 KS	19
	20	let ahdr = NAAudioInfo::new(22050, 2, SND_S16_FORMAT, 1);
	21	let ainfo = NACodecInfo::new("bmv-audio", NACodecTypeInfo::Audio(ahdr), None);
a480a0de	22	self.aud_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, 22050, 0)).unwrap();
9067c1f8 KS	23
	24	self.vpos = 0;
	25	self.apos = 0;
	26	Ok(())
	27	}
	28
	29	fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
e69b1148	30	if !self.pkt_buf.is_empty() {
9067c1f8 KS	31	return Ok(self.pkt_buf.pop().unwrap());
	32	}
	33
	34	loop {
	35	let ctype = self.src.read_byte()?;
	36	if ctype == 0 { // NOP chunk
	37	continue;
	38	}
	39	if ctype == 1 { return Err(DemuxerError::EOF); }
	40	let size = self.src.read_u24le()? as usize;
	41	validate!(size > 0);
	42	let asize;
	43	if (ctype & 0x20) != 0 {
	44	let nblocks = self.src.peek_byte()?;
	45	asize = (nblocks as usize) * 65 + 1;
	46	validate!(asize < size);
817e4872 KS	47	let stream = strmgr.get_stream(self.aud_id).unwrap();
	48	let ts = stream.make_ts(Some(self.apos), None, None);
	49	let apkt = self.src.read_packet(stream, ts, false, asize)?;
e69b1148	50	self.apos += u64::from(nblocks) * 32;
9067c1f8 KS	51	self.pkt_buf.push(apkt);
	52	} else {
	53	asize = 0;
	54	}
e69b1148	55	let mut buf: Vec<u8> = vec![0; size - asize + 1];
9067c1f8 KS	56	buf[0] = ctype;
	57	self.src.read_buf(&mut buf[1..])?;
	58
817e4872 KS	59	let stream = strmgr.get_stream(self.vid_id).unwrap();
	60	let ts = stream.make_ts(Some(self.vpos), None, None);
	61	let pkt = NAPacket::new(stream, ts, (ctype & 3) == 3, buf);
9067c1f8 KS	62
	63	self.vpos += 1;
	64	return Ok(pkt);
	65	}
	66	}
	67
24d99894	68	fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> {
33b5a8f0	69	Err(DemuxerError::NotPossible)
9067c1f8	70	}
a480a0de	71	fn get_duration(&self) -> u64 { 0 }
9067c1f8 KS	72	}
9067c1f8 KS	73
787b8d03 KS	74	impl<'a> NAOptionHandler for BMVDemuxer<'a> {
	75	fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
	76	fn set_options(&mut self, _options: &[NAOption]) { }
	77	fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
	78	}
	79
9067c1f8 KS	80	impl<'a> BMVDemuxer<'a> {
	81	fn new(io: &'a mut ByteReader<'a>) -> Self {
	82	Self {
	83	src: io,
	84	vid_id: 0,
	85	aud_id: 0,
	86	vpos: 0,
	87	apos: 0,
	88	pkt_buf: Vec::with_capacity(1),
	89	}
	90	}
	91	}
	92
	93	pub struct BMVDemuxerCreator { }
	94
	95	impl DemuxerCreator for BMVDemuxerCreator {
6011e201	96	fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> {
9067c1f8 KS	97	Box::new(BMVDemuxer::new(br))
	98	}
	99	fn get_name(&self) -> &'static str { "bmv" }
	100	}
	101
ecda1cc1 KS	102	struct BMV3Demuxer<'a> {
	103	src: &'a mut ByteReader<'a>,
	104	vid_id: usize,
	105	aud_id: usize,
	106	vpos: u64,
	107	apos: u64,
	108	asize: usize,
	109	ablob: usize,
	110	pkt_buf: Vec<NAPacket>,
	111	}
	112
	113	impl<'a> DemuxCore<'a> for BMV3Demuxer<'a> {
33b5a8f0	114	fn open(&mut self, strmgr: &mut StreamManager, _seek_index: &mut SeekIndex) -> DemuxerResult<()> {
ecda1cc1 KS	115	let src = &mut self.src;
	116
	117	let mut magic = [0u8; 4];
	118	src.read_buf(&mut magic)?;
	119	validate!(&magic[0..] == b"BMVi");
	120	let size = src.read_u32le()?;
	121	validate!(size == 24);
	122	let _slot_size = src.read_u32le()? as usize;
	123	let nframes = src.read_u32le()? as usize;
	124	let _prefetch_slots = src.read_u16le()?;
	125	let _cache_size = src.read_u16le()?;
	126	let fps = src.read_u16le()? as u32;
	127	let audio_size = src.read_u16le()? as usize;
	128	let audio_blob_size = src.read_u16le()? as usize;
	129	let _audio_id = src.read_byte()?;
	130	let _video_id = src.read_byte()?;
	131	let width = src.read_u16le()? as usize;
	132	let height = src.read_u16le()? as usize;
	133	validate!(nframes > 0);
	134	validate!((width > 0) && (width <= 640));
	135	validate!((height > 0) && (height <= 432));
	136	validate!((audio_size > audio_blob_size) && (audio_blob_size > 0) && (audio_size % audio_blob_size == 0));
	137	let mut dta = [0u8; 4];
	138	src.read_buf(&mut dta)?;
	139	validate!(&dta[0..] == b"DATA");
	140	let data_size = src.read_u32le()? as usize;
	141	validate!(data_size > 0);
	142	self.asize = audio_size;
	143	self.ablob = audio_blob_size;
	144
	145	let vhdr = NAVideoInfo::new(width, height, false, RGB565_FORMAT);
	146	let vci = NACodecTypeInfo::Video(vhdr);
	147	let vinfo = NACodecInfo::new("bmv3-video", vci, None);
a480a0de	148	self.vid_id = strmgr.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 256, fps, nframes as u64)).unwrap();
ecda1cc1 KS	149
	150	let ahdr = NAAudioInfo::new(22050, 2, SND_S16_FORMAT, audio_blob_size);
	151	let ainfo = NACodecInfo::new("bmv3-audio", NACodecTypeInfo::Audio(ahdr), None);
a480a0de	152	self.aud_id = strmgr.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, 22050, 0)).unwrap();
ecda1cc1 KS	153
	154	self.vpos = 0;
	155	self.apos = 0;
	156	Ok(())
	157	}
	158
	159	fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> {
e69b1148	160	if !self.pkt_buf.is_empty() {
ecda1cc1 KS	161	return Ok(self.pkt_buf.pop().unwrap());
	162	}
	163
	164	loop {
	165	let ctype = self.src.read_byte()?;
	166	if ctype == 0 { // NOP chunk
	167	continue;
	168	}
	169	if ctype == 1 { return Err(DemuxerError::EOF); }
	170	let size = self.src.read_u24le()? as usize;
	171	if size == 0 { continue; }
	172	let asize;
	173	if (ctype & 0x20) != 0 {
	174	if (ctype & 0x40) != 0 {
	175	asize = self.asize - self.ablob;
	176	} else {
	177	asize = self.asize;
	178	}
	179	validate!(asize <= size);
e69b1148	180	let mut buf: Vec<u8> = vec![0; asize + 1];
ecda1cc1 KS	181	buf[0] = (self.src.tell() & 1) as u8;
	182	self.src.read_buf(&mut buf[1..])?;
	183
817e4872 KS	184	let stream = strmgr.get_stream(self.aud_id).unwrap();
	185	let ts = stream.make_ts(Some(self.apos), None, None);
	186	let apkt = NAPacket::new(stream, ts, false, buf);
ecda1cc1 KS	187
	188	self.apos += (asize as u64) / 41 * 32;
	189	self.pkt_buf.push(apkt);
	190	} else {
	191	asize = 0;
	192	}
726973ae	193	if size == asize {
e69b1148	194	if !self.pkt_buf.is_empty() {
726973ae KS	195	return Ok(self.pkt_buf.pop().unwrap());
	196	} else {
	197	continue;
	198	}
	199	}
e69b1148	200	let mut buf: Vec<u8> = vec![0; size - asize + 1];
ecda1cc1 KS	201	buf[0] = ctype;
	202	self.src.read_buf(&mut buf[1..])?;
	203
817e4872 KS	204	let stream = strmgr.get_stream(self.vid_id).unwrap();
	205	let ts = stream.make_ts(Some(self.vpos), None, None);
	206	let pkt = NAPacket::new(stream, ts, (ctype & 3) == 3, buf);
ecda1cc1 KS	207
	208	self.vpos += 1;
	209	return Ok(pkt);
	210	}
	211	}
	212
24d99894	213	fn seek(&mut self, _time: NATimePoint, _seek_index: &SeekIndex) -> DemuxerResult<()> {
33b5a8f0	214	Err(DemuxerError::NotPossible)
ecda1cc1	215	}
a480a0de	216	fn get_duration(&self) -> u64 { 0 }
ecda1cc1 KS	217	}
ecda1cc1 KS	218
787b8d03 KS	219	impl<'a> NAOptionHandler for BMV3Demuxer<'a> {
	220	fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
	221	fn set_options(&mut self, _options: &[NAOption]) { }
	222	fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
	223	}
	224
ecda1cc1 KS	225	impl<'a> BMV3Demuxer<'a> {
	226	fn new(io: &'a mut ByteReader<'a>) -> Self {
	227	Self {
	228	src: io,
	229	vid_id: 0,
	230	aud_id: 0,
	231	vpos: 0,
	232	apos: 0,
	233	asize: 0,
	234	ablob: 0,
	235	pkt_buf: Vec::with_capacity(1),
	236	}
	237	}
	238	}
	239
	240	pub struct BMV3DemuxerCreator { }
	241
	242	impl DemuxerCreator for BMV3DemuxerCreator {
6011e201	243	fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> {
ecda1cc1 KS	244	Box::new(BMV3Demuxer::new(br))
	245	}
	246	fn get_name(&self) -> &'static str { "bmv3" }
	247	}
	248
9067c1f8 KS	249	#[cfg(test)]
	250	mod test {
	251	use super::*;
	252	use std::fs::File;
	253
886cde48	254	// samples from https://samples.mplayerhq.hu/game-formats/bmv
9067c1f8 KS	255	#[test]
9067c1f8 KS	256	fn test_bmv_demux() {
1678d59a	257	let mut file = File::open("assets/Game/DW2-MOUSE.BMV").unwrap();
9067c1f8 KS	258	let mut fr = FileReader::new_read(&mut file);
	259	let mut br = ByteReader::new(&mut fr);
	260	let mut dmx = BMVDemuxer::new(&mut br);
	261	let mut sm = StreamManager::new();
caf0f37e KS	262	let mut si = SeekIndex::new();
caf0f37e KS	263	dmx.open(&mut sm, &mut si).unwrap();
9067c1f8 KS	264	loop {
	265	let pktres = dmx.get_frame(&mut sm);
	266	if let Err(e) = pktres {
	267	if (e as i32) == (DemuxerError::EOF as i32) { break; }
	268	panic!("error");
	269	}
	270	let pkt = pktres.unwrap();
	271	println!("Got {}", pkt);
	272	}
	273	}
ecda1cc1 KS	274	#[test]
	275	fn test_bmv3_demux() {
	276	let mut file = File::open("assets/Game/DW3-Loffnote.bmv").unwrap();
	277	let mut fr = FileReader::new_read(&mut file);
	278	let mut br = ByteReader::new(&mut fr);
	279	let mut dmx = BMV3Demuxer::new(&mut br);
	280	let mut sm = StreamManager::new();
caf0f37e KS	281	let mut si = SeekIndex::new();
caf0f37e KS	282	dmx.open(&mut sm, &mut si).unwrap();
ecda1cc1 KS	283	loop {
	284	let pktres = dmx.get_frame(&mut sm);
	285	if let Err(e) = pktres {
	286	if (e as i32) == (DemuxerError::EOF as i32) { break; }
	287	panic!("error");
	288	}
	289	let pkt = pktres.unwrap();
	290	println!("Got {}", pkt);
	291	}
	292	}
9067c1f8	293	}