nihav-acorn/src/codecs/mod.rs

   1 use nihav_core::codecs::*;
   2
   3 #[cfg(debug_assertions)]
   4 macro_rules! validate {
   5     ($a:expr) => { if !$a { println!("check failed at {}:{}", file!(), line!()); return Err(DecoderError::InvalidData); } };
   6 }
   7 #[cfg(not(debug_assertions))]
   8 macro_rules! validate {
   9     ($a:expr) => { if !$a { return Err(DecoderError::InvalidData); } };
  10 }
  11
  12 #[allow(dead_code)]
  13 const RGB555_FORMAT: NAPixelFormaton = NAPixelFormaton { model: ColorModel::RGB(RGBSubmodel::RGB), components: 3,
  14                                         comp_info: [
  15                                             Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift:  0, comp_offs: 0, next_elem: 2 }),
  16                                             Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift:  5, comp_offs: 0, next_elem: 2 }),
  17                                             Some(NAPixelChromaton{ h_ss: 0, v_ss: 0, packed: true, depth: 5, shift: 10, comp_offs: 0, next_elem: 2 }),
  18                                             None, None],
  19                                         elem_size: 2, be: false, alpha: false, palette: false };
  20
  21 #[allow(dead_code)]
  22 mod yuvtab;
  23
  24 #[cfg(feature="decoder_movinglines")]
  25 mod movinglines;
  26 #[cfg(feature="decoder_movingblocks")]
  27 mod movingblocks;
  28 #[cfg(feature="decoder_movingblockshq")]
  29 mod movingblockshq;
  30
  31 #[cfg(feature="decoder_linepack")]
  32 mod linepack;
  33
  34 const ACORN_CODECS: &[DecoderInfo] = &[
  35 #[cfg(feature="decoder_movinglines")]
  36     DecoderInfo { name: "movinglines", get_decoder: movinglines::get_decoder },
  37 #[cfg(feature="decoder_movingblocks")]
  38     DecoderInfo { name: "movingblocks", get_decoder: movingblocks::get_decoder },
  39 #[cfg(feature="decoder_movingblockshq")]
  40     DecoderInfo { name: "movingblockshq", get_decoder: movingblockshq::get_decoder },
  41
  42 #[cfg(feature="decoder_linepack")]
  43     DecoderInfo { name: "linepack", get_decoder: linepack::get_decoder },
  44 ];
  45
  46 /// Registers all available codecs provided by this crate.
  47 pub fn acorn_register_all_decoders(rd: &mut RegisteredDecoders) {
  48     for decoder in ACORN_CODECS.iter() {
  49         rd.add_decoder(*decoder);
  50     }
  51 }
  52
  53 const ACORN_PACKETISERS: &[PacketiserInfo] = &[
  54 #[cfg(feature="decoder_movinglines")]
  55     PacketiserInfo { name: "movinglines", get_packetiser: movinglines::get_packetiser },
  56 #[cfg(feature="decoder_movingblocks")]
  57     PacketiserInfo { name: "movingblocks", get_packetiser: movingblocks::get_packetiser },
  58 #[cfg(feature="decoder_movingblockshq")]
  59     PacketiserInfo { name: "movingblockshq", get_packetiser: movingblockshq::get_packetiser },
  60
  61 #[cfg(feature="decoder_linepack")]
  62     PacketiserInfo { name: "linepack", get_packetiser: linepack::get_packetiser },
  63 ];
  64
  65 /// Registers all available packetisers provided by this crate.
  66 pub fn acorn_register_all_packetisers(rp: &mut RegisteredPacketisers) {
  67     for pkt in ACORN_PACKETISERS.iter() {
  68         rp.add_packetiser(*pkt);
  69     }
  70 }