pub use std::rc::Rc;
pub use std::cell::*;
pub use crate::formats::*;
+pub use crate::refs::*;
#[allow(dead_code)]
#[derive(Clone,Copy,PartialEq)]
}
}
-pub type NABufferRefT<T> = Rc<RefCell<Vec<T>>>;
-
#[derive(Clone)]
pub struct NAVideoBuffer<T> {
info: NAVideoInfo,
- data: NABufferRefT<T>,
+ data: NABufferRef<Vec<T>>,
offs: Vec<usize>,
strides: Vec<usize>,
}
else { self.offs[idx] }
}
pub fn get_info(&self) -> NAVideoInfo { self.info }
- pub fn get_data(&self) -> Ref<Vec<T>> { self.data.borrow() }
- pub fn get_data_mut(&mut self) -> RefMut<Vec<T>> { self.data.borrow_mut() }
+ pub fn get_data(&self) -> &Vec<T> { self.data.as_ref() }
+ pub fn get_data_mut(&mut self) -> Option<&mut Vec<T>> { self.data.as_mut() }
pub fn copy_buffer(&mut self) -> Self {
- let mut data: Vec<T> = Vec::with_capacity(self.data.borrow().len());
- data.clone_from(self.data.borrow().as_ref());
+ let mut data: Vec<T> = Vec::with_capacity(self.data.len());
+ data.clone_from(self.data.as_ref());
let mut offs: Vec<usize> = Vec::with_capacity(self.offs.len());
offs.clone_from(&self.offs);
let mut strides: Vec<usize> = Vec::with_capacity(self.strides.len());
strides.clone_from(&self.strides);
- NAVideoBuffer { info: self.info, data: Rc::new(RefCell::new(data)), offs: offs, strides: strides }
+ NAVideoBuffer { info: self.info, data: NABufferRef::new(data), offs: offs, strides: strides }
}
pub fn get_stride(&self, idx: usize) -> usize {
if idx >= self.strides.len() { return 0; }
#[derive(Clone)]
pub struct NAAudioBuffer<T> {
info: NAAudioInfo,
- data: NABufferRefT<T>,
+ data: NABufferRef<Vec<T>>,
offs: Vec<usize>,
chmap: NAChannelMap,
len: usize,
}
pub fn get_info(&self) -> NAAudioInfo { self.info }
pub fn get_chmap(&self) -> NAChannelMap { self.chmap.clone() }
- pub fn get_data(&self) -> Ref<Vec<T>> { self.data.borrow() }
- pub fn get_data_mut(&mut self) -> RefMut<Vec<T>> { self.data.borrow_mut() }
+ pub fn get_data(&self) -> &Vec<T> { self.data.as_ref() }
+ pub fn get_data_mut(&mut self) -> Option<&mut Vec<T>> { self.data.as_mut() }
pub fn copy_buffer(&mut self) -> Self {
- let mut data: Vec<T> = Vec::with_capacity(self.data.borrow().len());
- data.clone_from(self.data.borrow().as_ref());
+ let mut data: Vec<T> = Vec::with_capacity(self.data.len());
+ data.clone_from(self.data.as_ref());
let mut offs: Vec<usize> = Vec::with_capacity(self.offs.len());
offs.clone_from(&self.offs);
- NAAudioBuffer { info: self.info, data: Rc::new(RefCell::new(data)), offs: offs, chmap: self.get_chmap(), len: self.len }
+ NAAudioBuffer { info: self.info, data: NABufferRef::new(data), offs: offs, chmap: self.get_chmap(), len: self.len }
}
pub fn get_length(&self) -> usize { self.len }
}
impl NAAudioBuffer<u8> {
- pub fn new_from_buf(info: NAAudioInfo, data: NABufferRefT<u8>, chmap: NAChannelMap) -> Self {
- let len = data.borrow().len();
+ pub fn new_from_buf(info: NAAudioInfo, data: NABufferRef<Vec<u8>>, chmap: NAChannelMap) -> Self {
+ let len = data.len();
NAAudioBuffer { info: info, data: data, chmap: chmap, offs: Vec::new(), len: len }
}
}
AudioI32 (NAAudioBuffer<i32>),
AudioF32 (NAAudioBuffer<f32>),
AudioPacked(NAAudioBuffer<u8>),
- Data (NABufferRefT<u8>),
+ Data (NABufferRef<Vec<u8>>),
None,
}
_ => None,
}
}
- pub fn get_vbuf(&mut self) -> Option<NAVideoBuffer<u8>> {
+ pub fn get_vbuf(&self) -> Option<NAVideoBuffer<u8>> {
match *self {
NABufferType::Video(ref vb) => Some(vb.clone()),
NABufferType::VideoPacked(ref vb) => Some(vb.clone()),
_ => None,
}
}
- pub fn get_vbuf16(&mut self) -> Option<NAVideoBuffer<u16>> {
+ pub fn get_vbuf16(&self) -> Option<NAVideoBuffer<u16>> {
match *self {
NABufferType::Video16(ref vb) => Some(vb.clone()),
_ => None,
}
}
- pub fn get_vbuf32(&mut self) -> Option<NAVideoBuffer<u32>> {
+ pub fn get_vbuf32(&self) -> Option<NAVideoBuffer<u32>> {
match *self {
NABufferType::Video32(ref vb) => Some(vb.clone()),
_ => None,
}
}
- pub fn get_abuf_u8(&mut self) -> Option<NAAudioBuffer<u8>> {
+ pub fn get_abuf_u8(&self) -> Option<NAAudioBuffer<u8>> {
match *self {
NABufferType::AudioU8(ref ab) => Some(ab.clone()),
NABufferType::AudioPacked(ref ab) => Some(ab.clone()),
_ => None,
}
}
- pub fn get_abuf_i16(&mut self) -> Option<NAAudioBuffer<i16>> {
+ pub fn get_abuf_i16(&self) -> Option<NAAudioBuffer<i16>> {
match *self {
NABufferType::AudioI16(ref ab) => Some(ab.clone()),
_ => None,
}
}
- pub fn get_abuf_i32(&mut self) -> Option<NAAudioBuffer<i32>> {
+ pub fn get_abuf_i32(&self) -> Option<NAAudioBuffer<i32>> {
match *self {
NABufferType::AudioI32(ref ab) => Some(ab.clone()),
_ => None,
}
}
- pub fn get_abuf_f32(&mut self) -> Option<NAAudioBuffer<f32>> {
+ pub fn get_abuf_f32(&self) -> Option<NAAudioBuffer<f32>> {
match *self {
NABufferType::AudioF32(ref ab) => Some(ab.clone()),
_ => None,
}
}
+const NA_SIMPLE_VFRAME_COMPONENTS: usize = 4;
+pub struct NASimpleVideoFrame<'a, T: Copy> {
+ pub width: [usize; NA_SIMPLE_VFRAME_COMPONENTS],
+ pub height: [usize; NA_SIMPLE_VFRAME_COMPONENTS],
+ pub flip: bool,
+ pub stride: [usize; NA_SIMPLE_VFRAME_COMPONENTS],
+ pub offset: [usize; NA_SIMPLE_VFRAME_COMPONENTS],
+ pub components: usize,
+ pub data: &'a mut Vec<T>,
+}
+
+impl<'a, T:Copy> NASimpleVideoFrame<'a, T> {
+ pub fn from_video_buf(vbuf: &'a mut NAVideoBuffer<T>) -> Option<Self> {
+ let vinfo = vbuf.get_info();
+ let components = vinfo.format.components as usize;
+ if components > NA_SIMPLE_VFRAME_COMPONENTS {
+ return None;
+ }
+ let mut w: [usize; NA_SIMPLE_VFRAME_COMPONENTS] = [0; NA_SIMPLE_VFRAME_COMPONENTS];
+ let mut h: [usize; NA_SIMPLE_VFRAME_COMPONENTS] = [0; NA_SIMPLE_VFRAME_COMPONENTS];
+ let mut s: [usize; NA_SIMPLE_VFRAME_COMPONENTS] = [0; NA_SIMPLE_VFRAME_COMPONENTS];
+ let mut o: [usize; NA_SIMPLE_VFRAME_COMPONENTS] = [0; NA_SIMPLE_VFRAME_COMPONENTS];
+ for comp in 0..components {
+ let (width, height) = vbuf.get_dimensions(comp);
+ w[comp] = width;
+ h[comp] = height;
+ s[comp] = vbuf.get_stride(comp);
+ o[comp] = vbuf.get_offset(comp);
+ }
+ let flip = vinfo.flipped;
+ Some(NASimpleVideoFrame {
+ width: w,
+ height: h,
+ flip,
+ stride: s,
+ offset: o,
+ components,
+ data: vbuf.data.as_mut().unwrap(),
+ })
+ }
+}
+
#[derive(Debug,Clone,Copy,PartialEq)]
pub enum AllocatorError {
TooLargeDimensions,
strides.push(stride);
let mut data: Vec<u8> = Vec::with_capacity(new_size.unwrap());
data.resize(new_size.unwrap(), 0);
- let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video(buf))
} else if !all_packed {
for i in 0..fmt.get_num_comp() {
if max_depth <= 8 {
let mut data: Vec<u8> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
- let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video(buf))
} else if max_depth <= 16 {
let mut data: Vec<u16> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
- let buf: NAVideoBuffer<u16> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u16> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video16(buf))
} else {
let mut data: Vec<u32> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
- let buf: NAVideoBuffer<u32> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u32> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video32(buf))
}
} else if all_bytealigned || unfit_elem_size {
let mut data: Vec<u8> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
strides.push(line_sz.unwrap());
- let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u8> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::VideoPacked(buf))
} else {
let elem_sz = fmt.get_elem_size();
let mut data: Vec<u16> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
strides.push(width);
- let buf: NAVideoBuffer<u16> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u16> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video16(buf))
},
4 => {
let mut data: Vec<u32> = Vec::with_capacity(new_size);
data.resize(new_size, 0);
strides.push(width);
- let buf: NAVideoBuffer<u32> = NAVideoBuffer { data: Rc::new(RefCell::new(data)), info: vinfo, offs: offs, strides: strides };
+ let buf: NAVideoBuffer<u32> = NAVideoBuffer { data: NABufferRef::new(data), info: vinfo, offs: offs, strides: strides };
Ok(NABufferType::Video32(buf))
},
_ => unreachable!(),
if ainfo.format.get_bits() == 32 {
let mut data: Vec<f32> = Vec::with_capacity(length);
data.resize(length, 0.0);
- let buf: NAAudioBuffer<f32> = NAAudioBuffer { data: Rc::new(RefCell::new(data)), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
+ let buf: NAAudioBuffer<f32> = NAAudioBuffer { data: NABufferRef::new(data), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
Ok(NABufferType::AudioF32(buf))
} else {
Err(AllocatorError::TooLargeDimensions)
if ainfo.format.get_bits() == 8 && !ainfo.format.is_signed() {
let mut data: Vec<u8> = Vec::with_capacity(length);
data.resize(length, 0);
- let buf: NAAudioBuffer<u8> = NAAudioBuffer { data: Rc::new(RefCell::new(data)), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
+ let buf: NAAudioBuffer<u8> = NAAudioBuffer { data: NABufferRef::new(data), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
Ok(NABufferType::AudioU8(buf))
} else if ainfo.format.get_bits() == 16 && ainfo.format.is_signed() {
let mut data: Vec<i16> = Vec::with_capacity(length);
data.resize(length, 0);
- let buf: NAAudioBuffer<i16> = NAAudioBuffer { data: Rc::new(RefCell::new(data)), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
+ let buf: NAAudioBuffer<i16> = NAAudioBuffer { data: NABufferRef::new(data), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
Ok(NABufferType::AudioI16(buf))
} else {
Err(AllocatorError::TooLargeDimensions)
let length = ainfo.format.get_audio_size(len.unwrap() as u64);
let mut data: Vec<u8> = Vec::with_capacity(length);
data.resize(length, 0);
- let buf: NAAudioBuffer<u8> = NAAudioBuffer { data: Rc::new(RefCell::new(data)), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
+ let buf: NAAudioBuffer<u8> = NAAudioBuffer { data: NABufferRef::new(data), info: ainfo, offs: offs, chmap: chmap, len: nsamples };
Ok(NABufferType::AudioPacked(buf))
}
}
pub fn alloc_data_buffer(size: usize) -> Result<NABufferType, AllocatorError> {
let mut data: Vec<u8> = Vec::with_capacity(size);
data.resize(size, 0);
- let buf: NABufferRefT<u8> = Rc::new(RefCell::new(data));
+ let buf: NABufferRef<Vec<u8>> = NABufferRef::new(data);
Ok(NABufferType::Data(buf))
}
buf.clone()
}
+pub struct NABufferPool {
+ pool: Vec<NABufferRef<NABufferType>>,
+ max_len: usize,
+}
+
+impl NABufferPool {
+ pub fn new(max_len: usize) -> Self {
+ Self {
+ pool: Vec::with_capacity(max_len),
+ max_len,
+ }
+ }
+ pub fn prealloc_video(&mut self, vinfo: NAVideoInfo, align: u8) -> Result<(), AllocatorError> {
+ let nbufs = self.max_len - self.pool.len();
+ for _ in 0..nbufs {
+ let buf = alloc_video_buffer(vinfo.clone(), align)?;
+ self.pool.push(NABufferRef::new(buf));
+ }
+ Ok(())
+ }
+ pub fn prealloc_audio(&mut self, ainfo: NAAudioInfo, nsamples: usize, chmap: NAChannelMap) -> Result<(), AllocatorError> {
+ let nbufs = self.max_len - self.pool.len();
+ for _ in 0..nbufs {
+ let buf = alloc_audio_buffer(ainfo.clone(), nsamples, chmap.clone())?;
+ self.pool.push(NABufferRef::new(buf));
+ }
+ Ok(())
+ }
+ pub fn add(&mut self, buf: NABufferType) -> bool {
+ if self.pool.len() < self.max_len {
+ self.pool.push(NABufferRef::new(buf));
+ true
+ } else {
+ false
+ }
+ }
+ pub fn get_free(&mut self) -> Option<NABufferRef<NABufferType>> {
+ for e in self.pool.iter() {
+ if e.get_num_refs() == 1 {
+ return Some(e.clone());
+ }
+ }
+ None
+ }
+}
+
#[allow(dead_code)]
#[derive(Clone)]
pub struct NACodecInfo {
pub struct NAPacket {
stream: Rc<NAStream>,
ts: NATimeInfo,
- buffer: Rc<Vec<u8>>,
+ buffer: NABufferRef<Vec<u8>>,
keyframe: bool,
// options: HashMap<String, NAValue<'a>>,
}
pub fn new(str: Rc<NAStream>, ts: NATimeInfo, kf: bool, vec: Vec<u8>) -> Self {
// let mut vec: Vec<u8> = Vec::new();
// vec.resize(size, 0);
- NAPacket { stream: str, ts: ts, keyframe: kf, buffer: Rc::new(vec) }
+ NAPacket { stream: str, ts: ts, keyframe: kf, buffer: NABufferRef::new(vec) }
}
pub fn get_stream(&self) -> Rc<NAStream> { self.stream.clone() }
pub fn get_time_information(&self) -> NATimeInfo { self.ts }
pub fn get_dts(&self) -> Option<u64> { self.ts.get_dts() }
pub fn get_duration(&self) -> Option<u64> { self.ts.get_duration() }
pub fn is_keyframe(&self) -> bool { self.keyframe }
- pub fn get_buffer(&self) -> Rc<Vec<u8>> { self.buffer.clone() }
+ pub fn get_buffer(&self) -> NABufferRef<Vec<u8>> { self.buffer.clone() }
}
impl Drop for NAPacket {