X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=src%2Fdemuxers%2Fgdv.rs;h=8f54bca750d55779614926074b962f70ca6ce6fb;hb=HEAD;hp=9289cd41fcc8d888f8dbc051be20e41b7836872c;hpb=e189501ed92ffd55123f9fceb7e4c78ddf1be936;p=nihav.git

diff --git a/src/demuxers/gdv.rs b/src/demuxers/gdv.rs
deleted file mode 100644
index 9289cd4..0000000
--- a/src/demuxers/gdv.rs
+++ /dev/null
@@ -1,164 +0,0 @@
-use super::*;
-use io::byteio::*;
-use frame::*;
-use formats::*;
-//use std::collections::HashMap;
-
-enum GDVState {
-    NewFrame,
-    AudioRead,
-}
-
-#[allow(dead_code)]
-struct GremlinVideoDemuxer<'a> {
-    opened:     bool,
-    src:        &'a mut ByteReader<'a>,
-    frames:     u16,
-    cur_frame:  u16,
-    asize:      usize,
-    apacked:    bool,
-    state:      GDVState,
-    pktdta:     Vec<u8>,
-    dmx:        Demuxer,
-    a_id:       Option<usize>,
-    v_id:       Option<usize>,
-}
-
-impl<'a> Demux<'a> for GremlinVideoDemuxer<'a> {
-    #[allow(unused_variables)]
-    fn open(&mut self) -> DemuxerResult<()> {
-        let src = &mut self.src;
-        let magic = src.read_u32le()?;
-        if magic != 0x29111994 { return Err(DemuxerError::InvalidData); }
-        let id = src.read_u16le()?;
-        let frames = src.read_u16le()?;
-        let fps = src.read_u16le()?;
-        let aflags = src.read_u16le()?;
-        let rate = src.read_u16le()?;
-        let depth = src.read_u16le()?;
-        let max_fs = src.read_u16le()?;
-        src.read_skip(2)?;
-        let width = src.read_u16le()?;
-        let height = src.read_u16le()?;
-        if max_fs > 0 {
-            let vhdr = NAVideoInfo::new(width as usize, height as usize, false, PAL8_FORMAT);
-            let vci = NACodecTypeInfo::Video(vhdr);
-            let vinfo = NACodecInfo::new("gdv-video", vci, None);
-            self.v_id = self.dmx.add_stream(NAStream::new(StreamType::Video, 0, vinfo, 1, fps as u32));
-        }
-        if (aflags & 1) != 0 {
-            let channels = if (aflags & 2) != 0 { 2 } else { 1 };
-            let ahdr = NAAudioInfo::new(rate as u32, channels as u8, if (aflags & 4) != 0 { SND_S16_FORMAT } else { SND_U8_FORMAT }, 2);
-            let ainfo = NACodecInfo::new("gdv-audio", NACodecTypeInfo::Audio(ahdr), None);
-            self.a_id = self.dmx.add_stream(NAStream::new(StreamType::Audio, 1, ainfo, 1, rate as u32));
-
-            let packed = if (aflags & 8) != 0 { 1 } else { 0 };
-            self.asize = (((rate / fps) * channels * (if (aflags & 4) != 0 { 2 } else { 1 })) >> packed) as usize;
-            self.apacked = (aflags & 8) != 0;
-        }
-        if max_fs > 0 && depth == 1 {
-            src.read_skip(768)?;
-        }
-        self.frames = frames;
-        self.opened = true;
-        self.state = GDVState::NewFrame;
-        Ok(())
-    }
-
-    #[allow(unused_variables)]
-    fn get_frame(&mut self) -> DemuxerResult<NAPacket> {
-        if !self.opened { return Err(DemuxerError::NoSuchInput); }
-        if self.cur_frame >= self.frames { return Err(DemuxerError::EOF); }
-        match self.state {
-            GDVState::NewFrame if self.asize > 0 => { self.read_achunk() }
-            _ => { self.read_vchunk() }
-        }
-    }
-
-    fn get_num_streams(&self) -> usize { self.dmx.get_num_streams() }
-    fn get_stream(&self, idx: usize) -> Option<Rc<NAStream>> { self.dmx.get_stream(idx) }
-
-    #[allow(unused_variables)]
-    fn seek(&mut self, time: u64) -> DemuxerResult<()> {
-        if !self.opened { return Err(DemuxerError::NoSuchInput); }
-        Err(DemuxerError::NotImplemented)
-    }
-}
-/*impl<'a> Drop for GremlinVideoDemuxer<'a> {
-    #[allow(unused_variables)]
-    fn drop(&mut self) {
-    }
-}*/
-impl<'a> GremlinVideoDemuxer<'a> {
-    fn new(io: &'a mut ByteReader<'a>) -> Self {
-        GremlinVideoDemuxer {
-            cur_frame: 0,
-            frames: 0,
-            opened: false,
-            asize: 0,
-            apacked: false,
-            state: GDVState::NewFrame,
-pktdta: Vec::new(),
-            src: io,
-            a_id: None,
-            v_id: None,
-            dmx: Demuxer::new()
-        }
-    }
-
-    fn read_achunk(&mut self) -> DemuxerResult<NAPacket> {
-        self.state = GDVState::AudioRead;
-        let str = self.dmx.get_stream(self.a_id.unwrap()).unwrap();
-        let (tb_num, tb_den) = str.get_timebase();
-        let ts = NATimeInfo::new(Some(self.cur_frame as u64), None, None, tb_num, tb_den);
-        self.src.read_packet(str, ts, true, self.asize)
-    }
-
-    fn read_vchunk(&mut self) -> DemuxerResult<NAPacket> {
-        let str = self.dmx.get_stream(self.v_id.unwrap()).unwrap();
-        let mut src = &mut self.src;
-        let magic = src.read_u16be()?;
-        if magic != 0x0513 { return Err(DemuxerError::InvalidData); }
-        let size = (src.read_u16le()? as usize) + 4;
-        let tmp = src.peek_u32le()?;
-        let flags = (tmp & 0xFF) as usize;
-        self.state = GDVState::NewFrame;
-        self.cur_frame = self.cur_frame + 1;
-        let (tb_num, tb_den) = str.get_timebase();
-        let ts = NATimeInfo::new(Some((self.cur_frame - 1) as u64), None, None, tb_num, tb_den);
-        src.read_packet(str, ts, if (flags & 64) != 0 { true } else { false }, size)
-    }
-}
-
-pub struct GDVDemuxerCreator { }
-
-impl DemuxerCreator for GDVDemuxerCreator {
-    fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<Demux<'a> + 'a> {
-        Box::new(GremlinVideoDemuxer::new(br))
-    }
-    fn get_name(&self) -> &'static str { "gdv" }
-}
-
-#[cfg(test)]
-mod test {
-    use super::*;
-    use std::fs::File;
-
-    #[test]
-    fn test_gdv_demux() {
-        let mut file = File::open("assets/intro1.gdv").unwrap();
-        let mut fr = FileReader::new_read(&mut file);
-        let mut br = ByteReader::new(&mut fr);
-        let mut dmx = GremlinVideoDemuxer::new(&mut br);
-        dmx.open().unwrap();
-        loop {
-            let pktres = dmx.get_frame();
-            if let Err(e) = pktres {
-                if (e as i32) == (DemuxerError::EOF as i32) { break; }
-                panic!("error");
-            }
-            let pkt = pktres.unwrap();
-            println!("Got {}", pkt);
-        }
-    }
-}