-#[cfg(feature="decoder_indeo2")]
-pub mod indeo2;
+use std::fmt;
+use std::ops::{Add, AddAssign, Sub, SubAssign};
use frame::*;
use std::rc::Rc;
use std::cell::RefCell;
+use std::mem;
use io::byteio::ByteIOError;
use io::bitreader::BitReaderError;
use io::codebook::CodebookError;
#[derive(Debug,Clone,Copy,PartialEq)]
#[allow(dead_code)]
pub enum DecoderError {
+ NoFrame,
+ AllocError,
+ TryAgain,
InvalidData,
ShortData,
MissingReference,
Bug,
}
-type DecoderResult<T> = Result<T, DecoderError>;
+pub type DecoderResult<T> = Result<T, DecoderError>;
impl From<ByteIOError> for DecoderError {
fn from(_: ByteIOError) -> Self { DecoderError::ShortData }
fn from(_: CodebookError) -> Self { DecoderError::InvalidData }
}
+impl From<AllocatorError> for DecoderError {
+ fn from(_: AllocatorError) -> Self { DecoderError::AllocError }
+}
+
+macro_rules! validate {
+ ($a:expr) => { if !$a { println!("check failed at {}:{}", file!(), line!()); return Err(DecoderError::InvalidData); } };
+}
+
#[allow(dead_code)]
struct HAMShuffler {
lastframe: Option<NAVideoBuffer<u8>>,
}
}
+#[allow(dead_code)]
+struct IPShuffler {
+ lastframe: Option<NAVideoBuffer<u8>>,
+}
+
+impl IPShuffler {
+ #[allow(dead_code)]
+ fn new() -> Self { IPShuffler { lastframe: None } }
+ #[allow(dead_code)]
+ fn clear(&mut self) { self.lastframe = None; }
+ #[allow(dead_code)]
+ fn add_frame(&mut self, buf: NAVideoBuffer<u8>) {
+ self.lastframe = Some(buf);
+ }
+ #[allow(dead_code)]
+ fn get_ref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref frm) = self.lastframe {
+ Some(frm.clone())
+ } else {
+ None
+ }
+ }
+}
+
+#[allow(dead_code)]
+struct IPBShuffler {
+ lastframe: Option<NAVideoBuffer<u8>>,
+ nextframe: Option<NAVideoBuffer<u8>>,
+}
+
+impl IPBShuffler {
+ #[allow(dead_code)]
+ fn new() -> Self { IPBShuffler { lastframe: None, nextframe: None } }
+ #[allow(dead_code)]
+ fn clear(&mut self) { self.lastframe = None; self.nextframe = None; }
+ #[allow(dead_code)]
+ fn add_frame(&mut self, buf: NAVideoBuffer<u8>) {
+ mem::swap(&mut self.lastframe, &mut self.nextframe);
+ self.lastframe = Some(buf);
+ }
+ #[allow(dead_code)]
+ fn get_lastref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref frm) = self.lastframe {
+ Some(frm.clone())
+ } else {
+ None
+ }
+ }
+ #[allow(dead_code)]
+ fn get_nextref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref frm) = self.nextframe {
+ Some(frm.clone())
+ } else {
+ None
+ }
+ }
+ #[allow(dead_code)]
+ fn get_b_fwdref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref frm) = self.nextframe {
+ Some(frm.clone())
+ } else {
+ None
+ }
+ }
+ #[allow(dead_code)]
+ fn get_b_bwdref(&mut self) -> Option<NAVideoBuffer<u8>> {
+ if let Some(ref frm) = self.lastframe {
+ Some(frm.clone())
+ } else {
+ None
+ }
+ }
+}
+
+#[derive(Debug,Clone,Copy)]
+pub struct MV {
+ pub x: i16,
+ pub y: i16,
+}
+
+impl MV {
+ pub fn new(x: i16, y: i16) -> Self { MV{ x: x, y: y } }
+ pub fn pred(a: MV, b: MV, c: MV) -> Self {
+ let x;
+ if a.x < b.x {
+ if b.x < c.x {
+ x = b.x;
+ } else {
+ if a.x < c.x { x = c.x; } else { x = a.x; }
+ }
+ } else {
+ if b.x < c.x {
+ if a.x < c.x { x = a.x; } else { x = c.x; }
+ } else {
+ x = b.x;
+ }
+ }
+ let y;
+ if a.y < b.y {
+ if b.y < c.y {
+ y = b.y;
+ } else {
+ if a.y < c.y { y = c.y; } else { y = a.y; }
+ }
+ } else {
+ if b.y < c.y {
+ if a.y < c.y { y = a.y; } else { y = c.y; }
+ } else {
+ y = b.y;
+ }
+ }
+ MV { x: x, y: y }
+ }
+}
+
+pub const ZERO_MV: MV = MV { x: 0, y: 0 };
+
+impl Add for MV {
+ type Output = MV;
+ fn add(self, other: MV) -> MV { MV { x: self.x + other.x, y: self.y + other.y } }
+}
+
+impl AddAssign for MV {
+ fn add_assign(&mut self, other: MV) { self.x += other.x; self.y += other.y; }
+}
+
+impl Sub for MV {
+ type Output = MV;
+ fn sub(self, other: MV) -> MV { MV { x: self.x - other.x, y: self.y - other.y } }
+}
+
+impl SubAssign for MV {
+ fn sub_assign(&mut self, other: MV) { self.x -= other.x; self.y -= other.y; }
+}
+
+impl fmt::Display for MV {
+ fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+ write!(f, "{},{}", self.x, self.y)
+ }
+}
+
+
pub trait NADecoder {
fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()>;
fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef>;
get_decoder: fn () -> Box<NADecoder>,
}
+#[cfg(any(feature="h263", feature="decoder_realvideo3", feature="decoder_realvideo4"))]
+mod blockdsp;
+
+#[cfg(feature="decoder_clearvideo")]
+mod clearvideo;
+#[cfg(feature="decoder_gdvvid")]
+mod gremlinvideo;
+#[cfg(any(feature="decoder_indeo2", feature="decoder_indeo3", feature="decoder_indeo4", feature="decoder_indeo5", feature="decoder_imc"))]
+mod indeo;
+#[cfg(feature="h263")]
+mod h263;
+#[cfg(any(feature="decoder_realvideo3", feature="decoder_realvideo4", feature="decoder_realvideo6", feature="decoder_realaudio144", feature="decoder_realaudio288"))]
+mod real;
+
+#[cfg(feature="decoder_pcm")]
+mod pcm;
+#[cfg(feature="decoder_sipro")]
+mod sipro;
+#[cfg(feature="decoder_ts102366")]
+mod ts102366;
+
const DECODERS: &[DecoderInfo] = &[
+#[cfg(feature="decoder_clearvideo")]
+ DecoderInfo { name: "clearvideo", get_decoder: clearvideo::get_decoder },
+#[cfg(feature="decoder_clearvideo")]
+ DecoderInfo { name: "clearvideo_rm", get_decoder: clearvideo::get_decoder_rm },
+#[cfg(feature="decoder_gdvvid")]
+ DecoderInfo { name: "gdv-video", get_decoder: gremlinvideo::get_decoder },
#[cfg(feature="decoder_indeo2")]
- DecoderInfo { name: "indeo2", get_decoder: indeo2::get_decoder },
+ DecoderInfo { name: "indeo2", get_decoder: indeo::indeo2::get_decoder },
+#[cfg(feature="decoder_indeo3")]
+ DecoderInfo { name: "indeo3", get_decoder: indeo::indeo3::get_decoder },
+#[cfg(feature="decoder_indeo4")]
+ DecoderInfo { name: "indeo4", get_decoder: indeo::indeo4::get_decoder },
+#[cfg(feature="decoder_indeo5")]
+ DecoderInfo { name: "indeo5", get_decoder: indeo::indeo5::get_decoder },
+#[cfg(feature="decoder_intel263")]
+ DecoderInfo { name: "intel263", get_decoder: h263::intel263::get_decoder },
+#[cfg(feature="decoder_realvideo1")]
+ DecoderInfo { name: "realvideo1", get_decoder: h263::rv10::get_decoder },
+#[cfg(feature="decoder_realvideo2")]
+ DecoderInfo { name: "realvideo2", get_decoder: h263::rv20::get_decoder },
+#[cfg(feature="decoder_realvideo3")]
+ DecoderInfo { name: "realvideo3", get_decoder: real::rv30::get_decoder },
+#[cfg(feature="decoder_realvideo4")]
+ DecoderInfo { name: "realvideo4", get_decoder: real::rv40::get_decoder },
+#[cfg(feature="decoder_realvideo6")]
+ DecoderInfo { name: "realvideo6", get_decoder: real::rv60::get_decoder },
+
+#[cfg(feature="decoder_pcm")]
+ DecoderInfo { name: "pcm", get_decoder: pcm::get_decoder },
+#[cfg(feature="decoder_imc")]
+ DecoderInfo { name: "imc", get_decoder: indeo::imc::get_decoder_imc },
+#[cfg(feature="decoder_imc")]
+ DecoderInfo { name: "iac", get_decoder: indeo::imc::get_decoder_iac },
+#[cfg(feature="decoder_realaudio144")]
+ DecoderInfo { name: "ra14.4", get_decoder: real::ra144::get_decoder },
+#[cfg(feature="decoder_realaudio288")]
+ DecoderInfo { name: "ra28.8", get_decoder: real::ra288::get_decoder },
+#[cfg(feature="decoder_sipro")]
+ DecoderInfo { name: "sipro", get_decoder: sipro::get_decoder },
+#[cfg(feature="decoder_ts102366")]
+ DecoderInfo { name: "ac3", get_decoder: ts102366::get_decoder },
];
pub fn find_decoder(name: &str) -> Option<fn () -> Box<NADecoder>> {
projects / nihav.git / blobdiff