X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=src%2Fframe.rs;h=449512c2a10e027dd488898caf2a1263e6e81d4a;hb=48c88fde06894a7692eb6350cbef12aa85d923f1;hp=066a0166ec1e005241955f4cdd4efadcc70597f8;hpb=5869fd634c6a174ef2c541ddad4b1a4e9ec26d29;p=nihav.git

diff --git a/src/frame.rs b/src/frame.rs
dissimilarity index 76%
index 066a016..449512c 100644
--- a/src/frame.rs
+++ b/src/frame.rs
@@ -1,156 +1,371 @@
-use std::collections::HashMap;
-
-#[allow(dead_code)]
-pub struct NASoniton {
-    bits:       u8,
-    is_be:      bool,
-    packed:     bool,
-    planar:     bool,
-    float:      bool,
-}
-
-#[allow(dead_code)]
-pub const SND_U8_FORMAT: NASoniton = NASoniton { bits: 8, is_be: false, packed: false, planar: false, float: false };
-#[allow(dead_code)]
-pub const SND_S16_FORMAT: NASoniton = NASoniton { bits: 16, is_be: false, packed: false, planar: false, float: false };
-
-#[allow(dead_code)]
-pub struct NAAudioInfo {
-    sample_rate: u32,
-    channels:    u8,
-    format:      NASoniton,
-    block_len:   usize,
-}
-
-impl NAAudioInfo {
-    pub fn new(sr: u32, ch: u8, fmt: NASoniton, bl: usize) -> Self {
-        NAAudioInfo { sample_rate: sr, channels: ch, format: fmt, block_len: bl }
-    }
-}
-
-#[derive(Debug)]
-pub enum ColorModel {
-    RGB,
-    YUV,
-    CMYK,
-    HSV,
-    LAB,
-}
-
-#[allow(dead_code)]
-pub struct NAPixelChromaton {
-    h_ss:           u8,
-    v_ss:           u8,
-    is_packed:      bool,
-    depth:          u8,
-    shift:          u8,
-    comp_offs:      u8,
-    next_elem:      u8,
-}
-
-#[allow(dead_code)]
-pub struct NAPixelFormaton {
-    model:      ColorModel,
-    components: u8,
-    comp_info:  [Option<NAPixelChromaton>; 5],
-    elem_size:  u8,
-    has_alpha:  bool,
-    is_palette: bool,
-}
-
-macro_rules! chromaton {
-    ($hs: expr, $vs: expr, $pck: expr, $d: expr, $sh: expr, $co: expr, $ne: expr) => ({
-        Some(NAPixelChromaton{ h_ss: $hs, v_ss: $vs, is_packed: $pck, depth: $d, shift: $sh, comp_offs: $co, next_elem: $ne })
-    });
-    (yuv8; $hs: expr, $vs: expr, $co: expr) => ({
-        Some(NAPixelChromaton{ h_ss: $hs, v_ss: $vs, is_packed: false, depth: 8, shift: 0, comp_offs: $co, next_elem: 1 })
-    });
-    (pal8; $co: expr) => ({
-        Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, is_packed: true, depth: 8, shift: 0, comp_offs: $co, next_elem: 3 })
-    });
-}
-
-#[allow(dead_code)]
-pub const YUV420_FORMAT: NAPixelFormaton = NAPixelFormaton { model: ColorModel::YUV, components: 3,
-                                        comp_info: [
-                                            chromaton!(0, 0, false, 8, 0, 0, 1),
-                                            chromaton!(yuv8; 1, 1, 1),
-                                            chromaton!(yuv8; 1, 1, 2),
-                                            None, None],
-                                        elem_size: 0, has_alpha: false, is_palette: false };
-
-#[allow(dead_code)]
-pub const PAL8_FORMAT: NAPixelFormaton = NAPixelFormaton { model: ColorModel::RGB, components: 3,
-                                        comp_info: [
-                                            chromaton!(pal8; 0),
-                                            chromaton!(pal8; 1),
-                                            chromaton!(pal8; 2),
-                                            None, None],
-                                        elem_size: 1, has_alpha: false, is_palette: true };
-
-
-#[allow(dead_code)]
-pub struct NAVideoInfo {
-    width:      u32,
-    height:     u32,
-    flipped:    bool,
-    format:     NAPixelFormaton,
-}
-
-impl NAVideoInfo {
-    pub fn new(w: u32, h: u32, flip: bool, fmt: NAPixelFormaton) -> Self {
-        NAVideoInfo { width: w, height: h, flipped: flip, format: fmt }
-    }
-}
-
-pub enum NACodecTypeInfo {
-    None,
-    Audio(NAAudioInfo),
-    Video(NAVideoInfo),
-}
-
-#[allow(dead_code)]
-pub struct NABuffer<'a> {
-    id:   u64,
-    data: &'a mut [u8],
-}
-
-#[allow(dead_code)]
-pub struct NACodecInfo<'a> {
-    properties: NACodecTypeInfo,
-    extradata:  Option<&'a[u8]>,
-}
-
-impl<'a> NACodecInfo<'a> {
-    pub fn new(p: NACodecTypeInfo, edata: Option<&'a[u8]>) -> Self {
-        NACodecInfo { properties: p, extradata: edata }
-    }
-}
-
-pub trait NABufferAllocator {
-    fn alloc_buf(info: &NACodecInfo) -> NABuffer<'static>;
-}
-
-#[derive(Debug)]
-pub enum NAValue<'a> {
-    None,
-    Int(i32),
-    Long(i64),
-    String(String),
-    Data(&'a [u8]),
-}
-
-#[allow(dead_code)]
-pub struct NAFrame<'a> {
-    pts:            Option<u64>,
-    dts:            Option<u64>,
-    duration:       Option<u64>,
-    buffer:         &'a mut NABuffer<'a>,
-    info:           &'a NACodecInfo<'a>,
-    options:        HashMap<String, NAValue<'a>>,
-}
-
-#[allow(dead_code)]
-pub struct NACodecContext<'a> {
-    info:           &'a NACodecInfo<'a>,
-}
+use std::collections::HashMap;
+use std::fmt;
+use std::rc::Rc;
+use formats::*;
+
+#[allow(dead_code)]
+#[derive(Clone,Copy,PartialEq)]
+pub struct NAAudioInfo {
+    sample_rate: u32,
+    channels:    u8,
+    format:      NASoniton,
+    block_len:   usize,
+}
+
+impl NAAudioInfo {
+    pub fn new(sr: u32, ch: u8, fmt: NASoniton, bl: usize) -> Self {
+        NAAudioInfo { sample_rate: sr, channels: ch, format: fmt, block_len: bl }
+    }
+    pub fn get_sample_rate(&self) -> u32 { self.sample_rate }
+    pub fn get_channels(&self) -> u8 { self.channels }
+    pub fn get_format(&self) -> NASoniton { self.format }
+    pub fn get_block_len(&self) -> usize { self.block_len }
+}
+
+impl fmt::Display for NAAudioInfo {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{} Hz, {} ch", self.sample_rate, self.channels)
+    }
+}
+
+#[allow(dead_code)]
+#[derive(Clone,Copy,PartialEq)]
+pub struct NAVideoInfo {
+    width:      usize,
+    height:     usize,
+    flipped:    bool,
+    format:     NAPixelFormaton,
+}
+
+impl NAVideoInfo {
+    pub fn new(w: usize, h: usize, flip: bool, fmt: NAPixelFormaton) -> Self {
+        NAVideoInfo { width: w, height: h, flipped: flip, format: fmt }
+    }
+    pub fn get_width(&self)  -> usize { self.width as usize }
+    pub fn get_height(&self) -> usize { self.height as usize }
+    pub fn is_flipped(&self) -> bool { self.flipped }
+    pub fn get_format(&self) -> NAPixelFormaton { self.format }
+}
+
+impl fmt::Display for NAVideoInfo {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "{}x{}", self.width, self.height)
+    }
+}
+
+#[derive(Clone,Copy,PartialEq)]
+pub enum NACodecTypeInfo {
+    None,
+    Audio(NAAudioInfo),
+    Video(NAVideoInfo),
+}
+
+impl fmt::Display for NACodecTypeInfo {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        let ret = match *self {
+            NACodecTypeInfo::None       => format!(""),
+            NACodecTypeInfo::Audio(fmt) => format!("{}", fmt),
+            NACodecTypeInfo::Video(fmt) => format!("{}", fmt),
+        };
+        write!(f, "{}", ret)
+    }
+}
+
+
+#[allow(dead_code)]
+#[derive(Clone)]
+pub struct NABuffer {
+    id:   u64,
+    data: Rc<Vec<u8>>,
+}
+
+impl Drop for NABuffer {
+    fn drop(&mut self) { }
+}
+
+impl NABuffer {
+    pub fn get_data(&self) -> Rc<Vec<u8>> { self.data.clone() }
+    pub fn get_data_mut(&mut self) -> Option<&mut Vec<u8>> { Rc::get_mut(&mut self.data) }
+}
+
+#[allow(dead_code)]
+#[derive(Clone)]
+pub struct NACodecInfo {
+    name:       &'static str,
+    properties: NACodecTypeInfo,
+    extradata:  Option<Rc<Vec<u8>>>,
+}
+
+impl NACodecInfo {
+    pub fn new(name: &'static str, p: NACodecTypeInfo, edata: Option<Vec<u8>>) -> Self {
+        let extradata = match edata {
+            None => None,
+            Some(vec) => Some(Rc::new(vec)),
+        };
+        NACodecInfo { name: name, properties: p, extradata: extradata }
+    }
+    pub fn new_ref(name: &'static str, p: NACodecTypeInfo, edata: Option<Rc<Vec<u8>>>) -> Self {
+        NACodecInfo { name: name, properties: p, extradata: edata }
+    }
+    pub fn get_properties(&self) -> NACodecTypeInfo { self.properties }
+    pub fn get_extradata(&self) -> Option<Rc<Vec<u8>>> {
+        if let Some(ref vec) = self.extradata { return Some(vec.clone()); }
+        None
+    }
+    pub fn get_name(&self) -> &'static str { self.name }
+    pub fn is_video(&self) -> bool {
+        if let NACodecTypeInfo::Video(_) = self.properties { return true; }
+        false
+    }
+    pub fn is_audio(&self) -> bool {
+        if let NACodecTypeInfo::Audio(_) = self.properties { return true; }
+        false
+    }
+}
+
+impl fmt::Display for NACodecInfo {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        let edata = match self.extradata.clone() {
+            None => format!("no extradata"),
+            Some(v) => format!("{} byte(s) of extradata", v.len()),
+        };
+        write!(f, "{}: {} {}", self.name, self.properties, edata)
+    }
+}
+
+pub const DUMMY_CODEC_INFO: NACodecInfo = NACodecInfo {
+                                name: "none",
+                                properties: NACodecTypeInfo::None,
+                                extradata: None };
+
+fn alloc_video_buf(vinfo: NAVideoInfo, data: &mut Vec<u8>, offs: &mut Vec<usize>) {
+//todo use overflow detection mul
+    let width = vinfo.width as usize;
+    let height = vinfo.height as usize;
+    let fmt = &vinfo.format;
+    let mut new_size = 0;
+    for i in 0..fmt.get_num_comp() {
+        let chr = fmt.get_chromaton(i).unwrap();
+        if !vinfo.is_flipped() {
+            offs.push(new_size as usize);
+        }
+        new_size += chr.get_data_size(width, height);
+        if vinfo.is_flipped() {
+            offs.push(new_size as usize);
+        }
+    }
+    data.resize(new_size, 0);
+}
+
+fn alloc_audio_buf(ainfo: NAAudioInfo, data: &mut Vec<u8>, offs: &mut Vec<usize>) {
+//todo better alloc
+    let length = ((ainfo.sample_rate as usize) * (ainfo.format.get_bits() as usize)) >> 3;
+    let new_size: usize = length * (ainfo.channels as usize);
+    data.resize(new_size, 0);
+    for i in 0..ainfo.channels {
+        if ainfo.format.is_planar() {
+            offs.push((i as usize) * length);
+        } else {
+            offs.push(((i * ainfo.format.get_bits()) >> 3) as usize);
+        }
+    }
+}
+
+pub fn alloc_buf(info: &NACodecInfo) -> (Rc<NABuffer>, Vec<usize>) {
+    let mut data: Vec<u8> = Vec::new();
+    let mut offs: Vec<usize> = Vec::new();
+    match info.properties {
+        NACodecTypeInfo::Audio(ainfo) => alloc_audio_buf(ainfo, &mut data, &mut offs),
+        NACodecTypeInfo::Video(vinfo) => alloc_video_buf(vinfo, &mut data, &mut offs),
+        _ => (),
+    }
+    (Rc::new(NABuffer { id: 0, data: Rc::new(data) }), offs)
+}
+
+pub fn copy_buf(buf: &NABuffer) -> Rc<NABuffer> {
+    let mut data: Vec<u8> = Vec::new();
+    data.clone_from(buf.get_data().as_ref());
+    Rc::new(NABuffer { id: 0, data: Rc::new(data) })
+}
+
+#[derive(Debug,Clone)]
+pub enum NAValue {
+    None,
+    Int(i32),
+    Long(i64),
+    String(String),
+    Data(Rc<Vec<u8>>),
+}
+
+#[allow(dead_code)]
+#[derive(Clone)]
+pub struct NAFrame {
+    pts:            Option<u64>,
+    dts:            Option<u64>,
+    duration:       Option<u64>,
+    buffer:         Rc<NABuffer>,
+    info:           Rc<NACodecInfo>,
+    offsets:        Vec<usize>,
+    options:        HashMap<String, NAValue>,
+}
+
+fn get_plane_size(info: &NAVideoInfo, idx: usize) -> (usize, usize) {
+    let chromaton = info.get_format().get_chromaton(idx);
+    if let None = chromaton { return (0, 0); }
+    let (hs, vs) = chromaton.unwrap().get_subsampling();
+    let w = (info.get_width()  + ((1 << hs) - 1)) >> hs;
+    let h = (info.get_height() + ((1 << vs) - 1)) >> vs;
+    (w, h)
+}
+
+impl NAFrame {
+    pub fn new(pts:            Option<u64>,
+               dts:            Option<u64>,
+               duration:       Option<u64>,
+               info:           Rc<NACodecInfo>,
+               options:        HashMap<String, NAValue>) -> Self {
+        let (buf, offs) = alloc_buf(&info);
+        NAFrame { pts: pts, dts: dts, duration: duration, buffer: buf, offsets: offs, info: info, options: options }
+    }
+    pub fn from_copy(src: &NAFrame) -> Self {
+        let buf = copy_buf(src.get_buffer().as_ref());
+        let mut offs: Vec<usize> = Vec::new();
+        offs.clone_from(&src.offsets);
+        NAFrame { pts: None, dts: None, duration: None, buffer: buf, offsets: offs, info: src.info.clone(), options: src.options.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 set_pts(&mut self, pts: Option<u64>) { self.pts = pts; }
+    pub fn set_dts(&mut self, dts: Option<u64>) { self.dts = dts; }
+    pub fn set_duration(&mut self, dur: Option<u64>) { self.duration = dur; }
+
+    pub fn get_offset(&self, idx: usize) -> usize { self.offsets[idx] }
+    pub fn get_buffer(&self) -> Rc<NABuffer> { self.buffer.clone() }
+    pub fn get_buffer_mut(&mut self) -> Option<&mut NABuffer> { Rc::get_mut(&mut self.buffer) }
+    pub fn get_stride(&self, idx: usize) -> usize {
+        if let NACodecTypeInfo::Video(vinfo) = self.info.get_properties() {
+            if idx >= vinfo.get_format().get_num_comp() { return 0; }
+            vinfo.get_format().get_chromaton(idx).unwrap().get_linesize(vinfo.get_width())
+        } else {
+            0
+        }
+    }
+    pub fn get_dimensions(&self, idx: usize) -> (usize, usize) {
+        match self.info.get_properties() {
+            NACodecTypeInfo::Video(ref vinfo) => get_plane_size(vinfo, idx),
+            _ => (0, 0),
+        }
+    }
+}
+
+/// 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)
+    }
+}
+
+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);
+    }
+}
+