-use std::rc::Rc;
-use std::cell::RefCell;
use nihav_core::frame::*;
use nihav_core::formats;
use nihav_core::formats::{NAChannelType, NAChannelMap};
use nihav_core::io::byteio::*;
struct GremlinVideoDecoder {
- info: Rc<NACodecInfo>,
+ info: NACodecInfoRef,
pal: [u8; 768],
frame: Vec<u8>,
scale_v: bool,
impl GremlinVideoDecoder {
fn new() -> Self {
- let dummy_info = Rc::new(DUMMY_CODEC_INFO);
GremlinVideoDecoder {
- info: dummy_info, pal: [0; 768], frame: Vec::new(),
+ info: NACodecInfoRef::default(), pal: [0; 768], frame: Vec::new(),
scale_v: false, scale_h: false
}
}
}
impl NADecoder for GremlinVideoDecoder {
- fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
+ fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
let w = vinfo.get_width();
let h = vinfo.get_height();
if !vinfo.get_format().is_paletted() { return Err(DecoderError::NotImplemented); }
- let fmt = formats::PAL8_FORMAT;
+ let fmt = PAL8_FORMAT;
let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(w, h, false, fmt));
- self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()));
+ self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref();
self.frame.resize(PREAMBLE_SIZE + w * h, 0);
for i in 0..2 {
for c in 0..256 {
for i in 0..3 {
let cc = edata[c * 3 + i];
- self.pal[c * 3 + (2 - i)] = (cc << 2) | (cc >> 4);
+ self.pal[c * 3 + i] = (cc << 2) | (cc >> 4);
}
}
Ok(())
Err(DecoderError::InvalidData)
}
}
- fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
+ fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
let src = pkt.get_buffer();
let mut mr = MemoryReader::new_read(&src);
let mut br = ByteReader::new(&mut mr);
for c in 0..256 {
for i in 0..3 {
let b = br.read_byte()?;
- self.pal[c * 3 + (2 - i)] = (b << 2) | (b >> 4);
+ self.pal[c * 3 + i] = (b << 2) | (b >> 4);
}
}
if cmethod == 1 {
let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::None);
frm.set_keyframe(false);
frm.set_frame_type(FrameType::Skip);
- return Ok(Rc::new(RefCell::new(frm)))
+ return Ok(frm.into_ref())
} else if cmethod == 3 {
let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::None);
frm.set_keyframe(false);
frm.set_frame_type(FrameType::Skip);
- return Ok(Rc::new(RefCell::new(frm)))
+ return Ok(frm.into_ref())
} else if cmethod == 2 {
self.decode_method2(&mut br)?;
} else if cmethod == 5 {
let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo);
frm.set_keyframe(is_intra);
frm.set_frame_type(if is_intra { FrameType::I } else { FrameType::P });
- Ok(Rc::new(RefCell::new(frm)))
+ Ok(frm.into_ref())
}
}
-pub fn get_decoder_video() -> Box<NADecoder> {
+pub fn get_decoder_video() -> Box<dyn NADecoder> {
Box::new(GremlinVideoDecoder::new())
}
}
impl NADecoder for GremlinAudioDecoder {
- fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
+ fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
if let NACodecTypeInfo::Audio(ainfo) = info.get_properties() {
self.ainfo = NAAudioInfo::new(ainfo.get_sample_rate(), ainfo.get_channels(), formats::SND_S16P_FORMAT, ainfo.get_block_len());
self.chmap = get_default_chmap(ainfo.get_channels());
Err(DecoderError::InvalidData)
}
}
- fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
+ fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
let info = pkt.get_stream().get_info();
if let NACodecTypeInfo::Audio(_) = info.get_properties() {
let pktbuf = pkt.get_buffer();
let mut frm = NAFrame::new_from_pkt(pkt, info, abuf);
frm.set_duration(Some(samples as u64));
frm.set_keyframe(false);
- Ok(Rc::new(RefCell::new(frm)))
+ Ok(frm.into_ref())
} else {
Err(DecoderError::InvalidData)
}
}
}
-pub fn get_decoder_audio() -> Box<NADecoder> {
+pub fn get_decoder_audio() -> Box<dyn NADecoder> {
Box::new(GremlinAudioDecoder::new())
}