X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=src%2Fdemuxers%2Fmod.rs;h=943ca5463bd4b00f6f82fa55aceb91338bf59506;hb=HEAD;hp=5e337a50d4311ce56f56d16c2ce91370247b3a25;hpb=3f7c7cfd270b5b75917508aee6ca5877433a984d;p=nihav.git

diff --git a/src/demuxers/mod.rs b/src/demuxers/mod.rs
deleted file mode 100644
index 5e337a5..0000000
--- a/src/demuxers/mod.rs
+++ /dev/null
@@ -1,225 +0,0 @@
-#[cfg(feature="demuxer_gdv")]
-pub mod gdv;
-#[cfg(feature="demuxer_avi")]
-pub mod avi;
-
-use std::fmt;
-use std::rc::Rc;
-use frame::*;
-use std::collections::HashMap;
-use io::byteio::*;
-
-/// Possible stream types.
-#[derive(Debug,Clone,Copy)]
-#[allow(dead_code)]
-pub enum StreamType {
-    /// video stream
-    Video,
-    /// audio stream
-    Audio,
-    /// subtitles
-    Subtitles,
-    /// any data stream (or might be an unrecognized audio/video stream)
-    Data,
-    /// nonexistent stream
-    None,
-}
-
-impl fmt::Display for StreamType {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        match *self {
-            StreamType::Video => write!(f, "Video"),
-            StreamType::Audio => write!(f, "Audio"),
-            StreamType::Subtitles => write!(f, "Subtitles"),
-            StreamType::Data => write!(f, "Data"),
-            StreamType::None => write!(f, "-"),
-        }
-    }
-}
-
-
-#[allow(dead_code)]
-#[derive(Clone)]
-pub struct NAStream {
-    media_type:     StreamType,
-    id:             u32,
-    num:            usize,
-    info:           Rc<NACodecInfo>,
-}
-
-impl NAStream {
-    pub fn new(mt: StreamType, id: u32, info: NACodecInfo) -> Self {
-        NAStream { media_type: mt, id: id, num: 0, info: Rc::new(info) }
-    }
-    pub fn get_id(&self) -> u32 { self.id }
-    pub fn get_num(&self) -> usize { self.num }
-    pub fn set_num(&mut self, num: usize) { self.num = num; }
-    pub fn get_info(&self) -> Rc<NACodecInfo> { self.info.clone() }
-}
-
-impl fmt::Display for NAStream {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "({}#{} - {})", self.media_type, self.id, self.info.get_properties())
-    }
-}
-
-#[allow(dead_code)]
-pub struct NAPacket {
-    stream:         Rc<NAStream>,
-    pts:            Option<u64>,
-    dts:            Option<u64>,
-    duration:       Option<u64>,
-    buffer:         Rc<Vec<u8>>,
-    keyframe:       bool,
-//    options:        HashMap<String, NAValue<'a>>,
-}
-
-impl NAPacket {
-    pub fn new(str: Rc<NAStream>, pts: Option<u64>, dts: Option<u64>, dur: Option<u64>, kf: bool, vec: Vec<u8>) -> Self {
-//        let mut vec: Vec<u8> = Vec::new();
-//        vec.resize(size, 0);
-        NAPacket { stream: str, pts: pts, dts: dts, duration: dur, keyframe: kf, buffer: Rc::new(vec) }
-    }
-    pub fn get_stream(&self) -> Rc<NAStream> { self.stream.clone() }
-    pub fn get_pts(&self) -> Option<u64> { self.pts }
-    pub fn get_dts(&self) -> Option<u64> { self.dts }
-    pub fn get_duration(&self) -> Option<u64> { self.duration }
-    pub fn is_keyframe(&self) -> bool { self.keyframe }
-    pub fn get_buffer(&self) -> Rc<Vec<u8>> { self.buffer.clone() }
-}
-
-impl Drop for NAPacket {
-    fn drop(&mut self) {}
-}
-
-impl fmt::Display for NAPacket {
-    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        let mut foo = format!("[pkt for {} size {}", self.stream, self.buffer.len());
-        if let Some(pts) = self.pts { foo = format!("{} pts {}", foo, pts); }
-        if let Some(dts) = self.dts { foo = format!("{} dts {}", foo, dts); }
-        if let Some(dur) = self.duration { foo = format!("{} duration {}", foo, dur); }
-        if self.keyframe { foo = format!("{} kf", foo); }
-        foo = foo + "]";
-        write!(f, "{}", foo)
-    }
-}
-
-#[derive(Debug)]
-#[allow(dead_code)]
-pub enum DemuxerError {
-    EOF,
-    NoSuchInput,
-    InvalidData,
-    IOError,
-    NotImplemented,
-    MemoryError,
-}
-
-type DemuxerResult<T> = Result<T, DemuxerError>;
-
-pub trait Demux<'a> {
-    fn open(&mut self) -> DemuxerResult<()>;
-    fn get_num_streams(&self) -> usize;
-    fn get_stream(&self, idx: usize) -> Option<Rc<NAStream>>;
-    fn get_frame(&mut self) -> DemuxerResult<NAPacket>;
-    fn seek(&mut self, time: u64) -> DemuxerResult<()>;
-}
-
-pub trait NAPacketReader {
-    fn read_packet(&mut self, str: Rc<NAStream>, pts: Option<u64>, dts: Option<u64>, dur: Option<u64>, keyframe: bool, size: usize) -> DemuxerResult<NAPacket>;
-    fn fill_packet(&mut self, pkt: &mut NAPacket) -> DemuxerResult<()>;
-}
-
-impl<'a> NAPacketReader for ByteReader<'a> {
-    fn read_packet(&mut self, str: Rc<NAStream>, pts: Option<u64>, dts: Option<u64>, dur: Option<u64>, kf: bool, size: usize) -> DemuxerResult<NAPacket> {
-        let mut buf: Vec<u8> = Vec::with_capacity(size);
-        if buf.capacity() < size { return Err(DemuxerError::MemoryError); }
-        buf.resize(size, 0);
-        let res = self.read_buf(buf.as_mut_slice());
-        if let Err(_) = res { return Err(DemuxerError::IOError); }
-        let pkt = NAPacket::new(str, pts, dts, dur, kf, buf);
-        Ok(pkt)
-    }
-    fn fill_packet(&mut self, pkt: &mut NAPacket) -> DemuxerResult<()> {
-        let mut refbuf = pkt.get_buffer();
-        let mut buf = Rc::make_mut(&mut refbuf);
-        let res = self.read_buf(buf.as_mut_slice());
-        if let Err(_) = res { return Err(DemuxerError::IOError); }
-        Ok(())
-    }
-}
-
-pub struct Demuxer {
-    streams: Vec<Rc<NAStream>>,
-}
-
-impl Demuxer {
-    pub fn new() -> Self { Demuxer { streams: Vec::new() } }
-    pub fn add_stream(&mut self, stream: NAStream) -> Option<usize> {
-        let stream_num = self.streams.len();
-        let mut str = stream.clone();
-        str.set_num(stream_num);
-        self.streams.push(Rc::new(str));
-        Some(stream_num)
-    }
-    pub fn get_stream(&self, idx: usize) -> Option<Rc<NAStream>> {
-        if idx < self.streams.len() {
-            Some(self.streams[idx].clone())
-        } else {
-            None
-        }
-    }
-    pub fn get_stream_by_id(&self, id: u32) -> Option<Rc<NAStream>> {
-        for i in 0..self.streams.len() {
-            if self.streams[i].get_id() == id {
-                return Some(self.streams[i].clone());
-            }
-        }
-        None
-    }
-    pub fn get_num_streams(&self) -> usize { self.streams.len() }
-}
-
-impl From<ByteIOError> for DemuxerError {
-    fn from(_: ByteIOError) -> Self { DemuxerError::IOError }
-}
-
-pub trait FrameFromPacket {
-    fn new_from_pkt(pkt: &NAPacket, info: Rc<NACodecInfo>) -> NAFrame;
-    fn fill_timestamps(&mut self, pkt: &NAPacket);
-}
-
-impl FrameFromPacket for NAFrame {
-    fn new_from_pkt(pkt: &NAPacket, info: Rc<NACodecInfo>) -> NAFrame {
-        NAFrame::new(pkt.pts, pkt.dts, pkt.duration, info, HashMap::new())
-    }
-    fn fill_timestamps(&mut self, pkt: &NAPacket) {
-        self.set_pts(pkt.pts);
-        self.set_dts(pkt.dts);
-        self.set_duration(pkt.duration);
-    }
-}
-
-///The structure used to create demuxers.
-pub trait DemuxerCreator {
-    /// Create new demuxer instance that will use `ByteReader` source as an input.
-    fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<Demux<'a> + 'a>;
-    /// Get the name of current demuxer creator.
-    fn get_name(&self) -> &'static str;
-}
-
-const DEMUXERS: &[&'static DemuxerCreator] = &[
-#[cfg(feature="demuxer_avi")]
-    &avi::AVIDemuxerCreator {},
-#[cfg(feature="demuxer_gdv")]
-    &gdv::GDVDemuxerCreator {},
-];
-
-pub fn find_demuxer(name: &str) -> Option<&DemuxerCreator> {
-    for &dmx in DEMUXERS {
-        if dmx.get_name() == name {
-            return Some(dmx);
-        }
-    }
-    None
-}