X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=nihav-realmedia%2Fsrc%2Fcodecs%2Fra144.rs;h=2b70f04613fc2b5002e23b6797ee02cc6f48eeaf;hb=5580b11b0e9daf065c81a8b354295c6d5d1dd3dd;hp=19cf38b841c713b8b84ea54bfec055c36ac69e11;hpb=1a967e6bad5f17943b4de0607078eb940ad5adfe;p=nihav.git diff --git a/nihav-realmedia/src/codecs/ra144.rs b/nihav-realmedia/src/codecs/ra144.rs index 19cf38b..2b70f04 100644 --- a/nihav-realmedia/src/codecs/ra144.rs +++ b/nihav-realmedia/src/codecs/ra144.rs @@ -1,5 +1,3 @@ -use std::rc::Rc; -use std::cell::RefCell; use nihav_core::formats::*; use nihav_core::frame::*; use nihav_core::codecs::*; @@ -14,7 +12,7 @@ const FRAME_SIZE: usize = 20; struct RA144Decoder { chmap: NAChannelMap, ainfo: NAAudioInfo, - info: Rc, + info: NACodecInfoRef, old_energy: u16, lpc_data: [[i32; LPC_ORDER]; 2], @@ -222,7 +220,7 @@ fn eval_reflection(coeffs: &[i16; LPC_ORDER]) -> Option { } let a = (1 << 12) - ((src[i + 1] * src[i + 1]) >> 12); let scale = if a != 0 { (1 << 24) / a } else { (1 << 24) }; - for j in 0..(i+1) { + for j in 0..=i { let result = (src[j] - ((tmp3[i + 1] * src[i - j]) >> 12)).checked_mul(scale); if let Some(val) = result { dst[j] = val >> 12; @@ -244,19 +242,19 @@ fn clip_out(sample: i16) -> i16 { } impl NADecoder for RA144Decoder { - fn init(&mut self, info: Rc) -> DecoderResult<()> { + fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> { if let NACodecTypeInfo::Audio(ainfo) = info.get_properties() { self.chmap.add_channels(&CHMAP_MONO); self.ainfo = NAAudioInfo::new(ainfo.get_sample_rate(), 1, SND_S16_FORMAT, NBLOCKS * BLOCKSIZE); - self.info = info.replace_info(NACodecTypeInfo::Audio(self.ainfo.clone())); + self.info = info.replace_info(NACodecTypeInfo::Audio(self.ainfo)); Ok(()) } else { Err(DecoderError::InvalidData) } } - fn decode(&mut self, pkt: &NAPacket) -> DecoderResult { + fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult { let info = pkt.get_stream().get_info(); validate!(info.get_properties().is_audio()); let pktbuf = pkt.get_buffer(); @@ -307,11 +305,13 @@ impl NADecoder for RA144Decoder { let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), abuf); frm.set_keyframe(true); - Ok(Rc::new(RefCell::new(frm))) + Ok(frm.into_ref()) + } + fn flush(&mut self) { } } -pub fn get_decoder() -> Box { +pub fn get_decoder() -> Box { Box::new(RA144Decoder::new()) } @@ -330,7 +330,7 @@ mod test { realmedia_register_all_codecs(&mut dec_reg); let file = "assets/RV/ra3_in_rm_file.rm"; - test_decode_audio("realmedia", file, Some(5000), "ra14.4", &dmx_reg, &dec_reg); + test_decode_audio("realmedia", file, Some(5000), None/*Some("ra14.4")*/, &dmx_reg, &dec_reg); } }