+++ /dev/null
-use std::collections::HashMap;
-use std::rc::Rc;
-
-#[allow(dead_code)]
-#[derive(Copy,Clone)]
-pub struct NASoniton {
- bits: u8,
- is_be: bool,
- packed: bool,
- planar: bool,
- float: bool,
- signed: bool,
-}
-
-#[allow(dead_code)]
-pub const SND_U8_FORMAT: NASoniton = NASoniton { bits: 8, is_be: false, packed: false, planar: false, float: false, signed: false };
-#[allow(dead_code)]
-pub const SND_S16_FORMAT: NASoniton = NASoniton { bits: 16, is_be: false, packed: false, planar: false, float: false, signed: true };
-
-#[derive(Debug,Clone,Copy)]
-pub enum NAChannelType {
- C, L, R, Ls, Rs, Lss, Rss, LFE, Lc, Rc, Lh, Rh, Ch, LFE2, Lw, Rw, Ov, Lhs, Rhs, Chr, Ll, Rl, Cl, Lt, Rt, Lo, Ro
-}
-
-impl NAChannelType {
- pub fn is_center(&self) -> bool {
- match *self {
- NAChannelType::C => true, NAChannelType::Ch => true,
- NAChannelType::Cl => true, NAChannelType::Ov => true,
- NAChannelType::LFE => true, NAChannelType::LFE2 => true,
- _ => false,
- }
- }
- pub fn is_left(&self) -> bool {
- match *self {
- NAChannelType::L => true, NAChannelType::Ls => true,
- NAChannelType::Lss => true, NAChannelType::Lc => true,
- NAChannelType::Lh => true, NAChannelType::Lw => true,
- NAChannelType::Lhs => true, NAChannelType::Ll => true,
- NAChannelType::Lt => true, NAChannelType::Lo => true,
- _ => false,
- }
- }
- pub fn is_right(&self) -> bool {
- match *self {
- NAChannelType::R => true, NAChannelType::Rs => true,
- NAChannelType::Rss => true, NAChannelType::Rc => true,
- NAChannelType::Rh => true, NAChannelType::Rw => true,
- NAChannelType::Rhs => true, NAChannelType::Rl => true,
- NAChannelType::Rt => true, NAChannelType::Ro => true,
- _ => false,
- }
- }
-}
-
-pub struct NAChannelMap {
- ids: Vec<NAChannelType>,
-}
-
-impl NAChannelMap {
- pub fn new() -> Self { NAChannelMap { ids: Vec::new() } }
- pub fn add_channel(&mut self, ch: NAChannelType) {
- self.ids.push(ch);
- }
- pub fn num_channels(&self) -> usize {
- self.ids.len()
- }
- pub fn get_channel(&self, idx: usize) -> NAChannelType {
- self.ids[idx]
- }
- pub fn find_channel_id(&self, t: NAChannelType) -> Option<u8> {
- for i in 0..self.ids.len() {
- if self.ids[i] as i32 == t as i32 { return Some(i as u8); }
- }
- None
- }
-}
-
-#[allow(dead_code)]
-#[derive(Clone,Copy)]
-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,Clone,Copy)]
-pub enum ColorModel {
- RGB,
- YUV,
- CMYK,
- HSV,
- LAB,
-}
-
-#[allow(dead_code)]
-#[derive(Clone,Copy)]
-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)]
-#[derive(Clone,Copy)]
-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)]
-#[derive(Clone,Copy)]
-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 }
- }
-}
-
-#[derive(Clone,Copy)]
-pub enum NACodecTypeInfo {
- None,
- Audio(NAAudioInfo),
- Video(NAVideoInfo),
-}
-
-#[allow(dead_code)]
-pub struct NABuffer<'a> {
- id: u64,
- data: &'a mut [u8],
-}
-
-#[allow(dead_code)]
-#[derive(Clone)]
-pub struct NACodecInfo {
- properties: NACodecTypeInfo,
- extradata: Option<Rc<Vec<u8>>>,
-}
-
-impl NACodecInfo {
- pub fn new(p: NACodecTypeInfo, edata: Option<Vec<u8>>) -> Self {
- let extradata = match edata {
- None => None,
- Some(vec) => Some(Rc::new(vec)),
- };
- NACodecInfo { properties: p, extradata: extradata }
- }
- 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 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,
- options: HashMap<String, NAValue<'a>>,
-}
-
-#[allow(dead_code)]
-pub struct NACodecContext<'a> {
- info: &'a NACodecInfo,
-}