X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=src%2Fcodecs%2Findeo2.rs;h=7556e6aefe0bc3f2b957e33b40a6c3047d889b00;hb=HEAD;hp=00537f8684c5ea78ecf9ed1bfc7e586aaeeaea60;hpb=b241aaf7543a3547f70a756fd47b44a0e756fc54;p=nihav.git diff --git a/src/codecs/indeo2.rs b/src/codecs/indeo2.rs deleted file mode 100644 index 00537f8..0000000 --- a/src/codecs/indeo2.rs +++ /dev/null @@ -1,416 +0,0 @@ -use io::bitreader::*; -use io::codebook::*; -use formats; -use super::*; - -static INDEO2_DELTA_TABLE: [[u8; 256]; 4] = [ - [ - 0x80, 0x80, 0x84, 0x84, 0x7C, 0x7C, 0x7F, 0x85, - 0x81, 0x7B, 0x85, 0x7F, 0x7B, 0x81, 0x8C, 0x8C, - 0x74, 0x74, 0x83, 0x8D, 0x7D, 0x73, 0x8D, 0x83, - 0x73, 0x7D, 0x77, 0x89, 0x89, 0x77, 0x89, 0x77, - 0x77, 0x89, 0x8C, 0x95, 0x74, 0x6B, 0x95, 0x8C, - 0x6B, 0x74, 0x7C, 0x90, 0x84, 0x70, 0x90, 0x7C, - 0x70, 0x84, 0x96, 0x96, 0x6A, 0x6A, 0x82, 0x98, - 0x7E, 0x68, 0x98, 0x82, 0x68, 0x7E, 0x97, 0xA2, - 0x69, 0x5E, 0xA2, 0x97, 0x5E, 0x69, 0xA2, 0xA2, - 0x5E, 0x5E, 0x8B, 0xA3, 0x75, 0x5D, 0xA3, 0x8B, - 0x5D, 0x75, 0x71, 0x95, 0x8F, 0x6B, 0x95, 0x71, - 0x6B, 0x8F, 0x78, 0x9D, 0x88, 0x63, 0x9D, 0x78, - 0x63, 0x88, 0x7F, 0xA7, 0x81, 0x59, 0xA7, 0x7F, - 0x59, 0x81, 0xA4, 0xB1, 0x5C, 0x4F, 0xB1, 0xA4, - 0x4F, 0x5C, 0x96, 0xB1, 0x6A, 0x4F, 0xB1, 0x96, - 0x4F, 0x6A, 0xB2, 0xB2, 0x4E, 0x4E, 0x65, 0x9B, - 0x9B, 0x65, 0x9B, 0x65, 0x65, 0x9B, 0x89, 0xB4, - 0x77, 0x4C, 0xB4, 0x89, 0x4C, 0x77, 0x6A, 0xA3, - 0x96, 0x5D, 0xA3, 0x6A, 0x5D, 0x96, 0x73, 0xAC, - 0x8D, 0x54, 0xAC, 0x73, 0x54, 0x8D, 0xB4, 0xC3, - 0x4C, 0x3D, 0xC3, 0xB4, 0x3D, 0x4C, 0xA4, 0xC3, - 0x5C, 0x3D, 0xC3, 0xA4, 0x3D, 0x5C, 0xC4, 0xC4, - 0x3C, 0x3C, 0x96, 0xC6, 0x6A, 0x3A, 0xC6, 0x96, - 0x3A, 0x6A, 0x7C, 0xBA, 0x84, 0x46, 0xBA, 0x7C, - 0x46, 0x84, 0x5B, 0xAB, 0xA5, 0x55, 0xAB, 0x5B, - 0x55, 0xA5, 0x63, 0xB4, 0x9D, 0x4C, 0xB4, 0x63, - 0x4C, 0x9D, 0x86, 0xCA, 0x7A, 0x36, 0xCA, 0x86, - 0x36, 0x7A, 0xB6, 0xD7, 0x4A, 0x29, 0xD7, 0xB6, - 0x29, 0x4A, 0xC8, 0xD7, 0x38, 0x29, 0xD7, 0xC8, - 0x29, 0x38, 0xA4, 0xD8, 0x5C, 0x28, 0xD8, 0xA4, - 0x28, 0x5C, 0x6C, 0xC1, 0x94, 0x3F, 0xC1, 0x6C, - 0x3F, 0x94, 0xD9, 0xD9, 0x27, 0x27, 0x80, 0x80, - ], [ - 0x80, 0x80, 0x85, 0x85, 0x7B, 0x7B, 0x7E, 0x87, - 0x82, 0x79, 0x87, 0x7E, 0x79, 0x82, 0x8F, 0x8F, - 0x71, 0x71, 0x84, 0x8F, 0x7C, 0x71, 0x8F, 0x84, - 0x71, 0x7C, 0x75, 0x8B, 0x8B, 0x75, 0x8B, 0x75, - 0x75, 0x8B, 0x8E, 0x9A, 0x72, 0x66, 0x9A, 0x8E, - 0x66, 0x72, 0x7B, 0x93, 0x85, 0x6D, 0x93, 0x7B, - 0x6D, 0x85, 0x9B, 0x9B, 0x65, 0x65, 0x82, 0x9D, - 0x7E, 0x63, 0x9D, 0x82, 0x63, 0x7E, 0x9B, 0xA8, - 0x65, 0x58, 0xA8, 0x9B, 0x58, 0x65, 0xA9, 0xA9, - 0x57, 0x57, 0x8D, 0xAA, 0x73, 0x56, 0xAA, 0x8D, - 0x56, 0x73, 0x6E, 0x99, 0x92, 0x67, 0x99, 0x6E, - 0x67, 0x92, 0x76, 0xA2, 0x8A, 0x5E, 0xA2, 0x76, - 0x5E, 0x8A, 0x7F, 0xAF, 0x81, 0x51, 0xAF, 0x7F, - 0x51, 0x81, 0xAB, 0xBA, 0x55, 0x46, 0xBA, 0xAB, - 0x46, 0x55, 0x9A, 0xBB, 0x66, 0x45, 0xBB, 0x9A, - 0x45, 0x66, 0xBB, 0xBB, 0x45, 0x45, 0x60, 0xA0, - 0xA0, 0x60, 0xA0, 0x60, 0x60, 0xA0, 0x8B, 0xBE, - 0x75, 0x42, 0xBE, 0x8B, 0x42, 0x75, 0x66, 0xAA, - 0x9A, 0x56, 0xAA, 0x66, 0x56, 0x9A, 0x70, 0xB5, - 0x90, 0x4B, 0xB5, 0x70, 0x4B, 0x90, 0xBE, 0xCF, - 0x42, 0x31, 0xCF, 0xBE, 0x31, 0x42, 0xAB, 0xD0, - 0x55, 0x30, 0xD0, 0xAB, 0x30, 0x55, 0xD1, 0xD1, - 0x2F, 0x2F, 0x9A, 0xD3, 0x66, 0x2D, 0xD3, 0x9A, - 0x2D, 0x66, 0x7B, 0xC5, 0x85, 0x3B, 0xC5, 0x7B, - 0x3B, 0x85, 0x54, 0xB4, 0xAC, 0x4C, 0xB4, 0x54, - 0x4C, 0xAC, 0x5E, 0xBE, 0xA2, 0x42, 0xBE, 0x5E, - 0x42, 0xA2, 0x87, 0xD8, 0x79, 0x28, 0xD8, 0x87, - 0x28, 0x79, 0xC0, 0xE8, 0x40, 0x18, 0xE8, 0xC0, - 0x18, 0x40, 0xD5, 0xE8, 0x2B, 0x18, 0xE8, 0xD5, - 0x18, 0x2B, 0xAB, 0xE9, 0x55, 0x17, 0xE9, 0xAB, - 0x17, 0x55, 0x68, 0xCD, 0x98, 0x33, 0xCD, 0x68, - 0x33, 0x98, 0xEA, 0xEA, 0x16, 0x16, 0x80, 0x80, - ], [ - 0x80, 0x80, 0x86, 0x86, 0x7A, 0x7A, 0x7E, 0x88, - 0x82, 0x78, 0x88, 0x7E, 0x78, 0x82, 0x92, 0x92, - 0x6E, 0x6E, 0x85, 0x92, 0x7B, 0x6E, 0x92, 0x85, - 0x6E, 0x7B, 0x73, 0x8D, 0x8D, 0x73, 0x8D, 0x73, - 0x73, 0x8D, 0x91, 0x9E, 0x6F, 0x62, 0x9E, 0x91, - 0x62, 0x6F, 0x79, 0x97, 0x87, 0x69, 0x97, 0x79, - 0x69, 0x87, 0xA0, 0xA0, 0x60, 0x60, 0x83, 0xA2, - 0x7D, 0x5E, 0xA2, 0x83, 0x5E, 0x7D, 0xA0, 0xB0, - 0x60, 0x50, 0xB0, 0xA0, 0x50, 0x60, 0xB1, 0xB1, - 0x4F, 0x4F, 0x8F, 0xB2, 0x71, 0x4E, 0xB2, 0x8F, - 0x4E, 0x71, 0x6B, 0x9E, 0x95, 0x62, 0x9E, 0x6B, - 0x62, 0x95, 0x74, 0xA9, 0x8C, 0x57, 0xA9, 0x74, - 0x57, 0x8C, 0x7F, 0xB8, 0x81, 0x48, 0xB8, 0x7F, - 0x48, 0x81, 0xB4, 0xC5, 0x4C, 0x3B, 0xC5, 0xB4, - 0x3B, 0x4C, 0x9F, 0xC6, 0x61, 0x3A, 0xC6, 0x9F, - 0x3A, 0x61, 0xC6, 0xC6, 0x3A, 0x3A, 0x59, 0xA7, - 0xA7, 0x59, 0xA7, 0x59, 0x59, 0xA7, 0x8D, 0xCA, - 0x73, 0x36, 0xCA, 0x8D, 0x36, 0x73, 0x61, 0xB2, - 0x9F, 0x4E, 0xB2, 0x61, 0x4E, 0x9F, 0x6D, 0xBF, - 0x93, 0x41, 0xBF, 0x6D, 0x41, 0x93, 0xCA, 0xDF, - 0x36, 0x21, 0xDF, 0xCA, 0x21, 0x36, 0xB3, 0xDF, - 0x4D, 0x21, 0xDF, 0xB3, 0x21, 0x4D, 0xE1, 0xE1, - 0x1F, 0x1F, 0x9F, 0xE3, 0x61, 0x1D, 0xE3, 0x9F, - 0x1D, 0x61, 0x7A, 0xD3, 0x86, 0x2D, 0xD3, 0x7A, - 0x2D, 0x86, 0x4C, 0xBE, 0xB4, 0x42, 0xBE, 0x4C, - 0x42, 0xB4, 0x57, 0xCA, 0xA9, 0x36, 0xCA, 0x57, - 0x36, 0xA9, 0x88, 0xE9, 0x78, 0x17, 0xE9, 0x88, - 0x17, 0x78, 0xCC, 0xFB, 0x34, 0x05, 0xFB, 0xCC, - 0x05, 0x34, 0xE6, 0xFB, 0x1A, 0x05, 0xFB, 0xE6, - 0x05, 0x1A, 0xB4, 0xFD, 0x4C, 0x03, 0xFD, 0xB4, - 0x03, 0x4C, 0x63, 0xDC, 0x9D, 0x24, 0xDC, 0x63, - 0x24, 0x9D, 0xFE, 0xFE, 0x02, 0x02, 0x80, 0x80, - ], [ - 0x80, 0x80, 0x87, 0x87, 0x79, 0x79, 0x7E, 0x89, - 0x82, 0x77, 0x89, 0x7E, 0x77, 0x82, 0x95, 0x95, - 0x6B, 0x6B, 0x86, 0x96, 0x7A, 0x6A, 0x96, 0x86, - 0x6A, 0x7A, 0x70, 0x90, 0x90, 0x70, 0x90, 0x70, - 0x70, 0x90, 0x94, 0xA4, 0x6C, 0x5C, 0xA4, 0x94, - 0x5C, 0x6C, 0x78, 0x9B, 0x88, 0x65, 0x9B, 0x78, - 0x65, 0x88, 0xA6, 0xA6, 0x5A, 0x5A, 0x83, 0xA9, - 0x7D, 0x57, 0xA9, 0x83, 0x57, 0x7D, 0xA6, 0xB9, - 0x5A, 0x47, 0xB9, 0xA6, 0x47, 0x5A, 0xBA, 0xBA, - 0x46, 0x46, 0x92, 0xBC, 0x6E, 0x44, 0xBC, 0x92, - 0x44, 0x6E, 0x67, 0xA3, 0x99, 0x5D, 0xA3, 0x67, - 0x5D, 0x99, 0x72, 0xB0, 0x8E, 0x50, 0xB0, 0x72, - 0x50, 0x8E, 0x7F, 0xC3, 0x81, 0x3D, 0xC3, 0x7F, - 0x3D, 0x81, 0xBE, 0xD2, 0x42, 0x2E, 0xD2, 0xBE, - 0x2E, 0x42, 0xA5, 0xD4, 0x5B, 0x2C, 0xD4, 0xA5, - 0x2C, 0x5B, 0xD4, 0xD4, 0x2C, 0x2C, 0x52, 0xAE, - 0xAE, 0x52, 0xAE, 0x52, 0x52, 0xAE, 0x8F, 0xD8, - 0x71, 0x28, 0xD8, 0x8F, 0x28, 0x71, 0x5B, 0xBB, - 0xA5, 0x45, 0xBB, 0x5B, 0x45, 0xA5, 0x69, 0xCB, - 0x97, 0x35, 0xCB, 0x69, 0x35, 0x97, 0xD8, 0xF0, - 0x28, 0x10, 0xF0, 0xD8, 0x10, 0x28, 0xBD, 0xF1, - 0x43, 0x0F, 0xF1, 0xBD, 0x0F, 0x43, 0xF3, 0xF3, - 0x0D, 0x0D, 0xA5, 0xF6, 0x5B, 0x0A, 0xF6, 0xA5, - 0x0A, 0x5B, 0x78, 0xE2, 0x88, 0x1E, 0xE2, 0x78, - 0x1E, 0x88, 0x42, 0xC9, 0xBE, 0x37, 0xC9, 0x42, - 0x37, 0xBE, 0x4F, 0xD8, 0xB1, 0x28, 0xD8, 0x4F, - 0x28, 0xB1, 0x8A, 0xFD, 0x76, 0x03, 0xFD, 0x8A, - 0x03, 0x76, 0xDB, 0xFF, 0x25, 0x01, 0xFF, 0xDB, - 0x01, 0x25, 0xF9, 0xFF, 0x07, 0x01, 0xFF, 0xF9, - 0x01, 0x07, 0xBE, 0xFF, 0x42, 0x01, 0xFF, 0xBE, - 0x01, 0x42, 0x5E, 0xED, 0xA2, 0x13, 0xED, 0x5E, - 0x13, 0xA2, 0xFF, 0xFF, 0x01, 0x01, 0x80, 0x80, - ] -]; - -static INDEO2_CODE_CODES: &[u16] = &[ - 0x0000, 0x0004, 0x0006, 0x0001, 0x0009, 0x0019, 0x000D, 0x001D, - 0x0023, 0x0013, 0x0033, 0x000B, 0x002B, 0x001B, 0x0007, 0x0087, - 0x0027, 0x00A7, 0x0067, 0x00E7, 0x0097, 0x0057, 0x0037, 0x00B7, - 0x00F7, 0x000F, 0x008F, 0x018F, 0x014F, 0x00CF, 0x002F, 0x012F, - 0x01AF, 0x006F, 0x00EF, 0x01EF, 0x001F, 0x021F, 0x011F, 0x031F, - 0x009F, 0x029F, 0x019F, 0x039F, 0x005F, 0x025F, 0x015F, 0x035F, - 0x00DF, 0x02DF, 0x01DF, 0x03DF, 0x003F, 0x103F, 0x083F, 0x183F, - 0x043F, 0x143F, 0x0C3F, 0x1C3F, 0x023F, 0x123F, 0x0A3F, 0x1A3F, - 0x063F, 0x163F, 0x0E3F, 0x1E3F, 0x013F, 0x113F, 0x093F, 0x193F, - 0x053F, 0x153F, 0x0D3F, 0x1D3F, 0x033F, 0x133F, 0x0B3F, 0x1B3F, - 0x073F, 0x173F, 0x0F3F, 0x1F3F, 0x00BF, 0x10BF, 0x08BF, 0x18BF, - 0x04BF, 0x14BF, 0x0CBF, 0x1CBF, 0x02BF, 0x12BF, 0x0ABF, 0x1ABF, - 0x06BF, 0x16BF, 0x0EBF, 0x1EBF, 0x01BF, 0x11BF, 0x09BF, 0x19BF, - 0x05BF, 0x15BF, 0x0DBF, 0x1DBF, 0x03BF, 0x13BF, 0x0BBF, 0x1BBF, - 0x07BF, 0x17BF, 0x0FBF, 0x1FBF, 0x007F, 0x207F, 0x107F, 0x307F, - 0x087F, 0x287F, 0x187F, 0x387F, 0x047F, 0x247F, 0x147F, 0x0002, - 0x0011, 0x0005, 0x0015, 0x0003, 0x003B, 0x0047, 0x00C7, 0x0017, - 0x00D7, 0x0077, 0x010F, 0x004F, 0x01CF, 0x00AF, 0x016F -]; - -static INDEO2_CODE_LENGTHS: &[u8] = &[ - 3, 3, 3, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, - 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, - 10, 10, 10, 10, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, - 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, - 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, - 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, - 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 3, - 5, 5, 5, 6, 6, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9 -]; - -struct IR2CodeReader { } - -impl CodebookDescReader for IR2CodeReader { - fn bits(&mut self, idx: usize) -> u8 { INDEO2_CODE_LENGTHS[idx] } - fn code(&mut self, idx: usize) -> u32 { INDEO2_CODE_CODES[idx] as u32 } - fn sym (&mut self, idx: usize) -> u8 { - if idx < 0x7F { (idx + 1) as u8 } else { (idx + 2) as u8 } - } - fn len(&mut self) -> usize { INDEO2_CODE_LENGTHS.len() } -} - -struct Indeo2Decoder { - info: Rc, - cb: Codebook, - frmmgr: HAMShuffler, -} - -impl Indeo2Decoder { - fn new() -> Self { - let dummy_info = Rc::new(DUMMY_CODEC_INFO); - let mut coderead = IR2CodeReader{}; - let cb = Codebook::new(&mut coderead, CodebookMode::LSB).unwrap(); - Indeo2Decoder { info: dummy_info, cb: cb, frmmgr: HAMShuffler::new() } - } - - fn decode_plane_intra(&self, br: &mut BitReader, - buf: &mut NAVideoBuffer, planeno: usize, - tableno: usize) -> DecoderResult<()> { - let offs = buf.get_offset(planeno); - let (w, h) = buf.get_dimensions(planeno); - let stride = buf.get_stride(planeno); - let cb = &self.cb; - - let mut data = buf.get_data_mut(); - let mut framebuf: &mut [u8] = data.as_mut_slice(); - - let table = &INDEO2_DELTA_TABLE[tableno]; - - let mut base = offs; - let mut x: usize = 0; - while x < w { - let idx = br.read_cb(cb)? as usize; - if idx >= 0x80 { - let run = (idx - 0x80) * 2; - if x + run > w { return Err(DecoderError::InvalidData); } - for i in 0..run { - framebuf[base + x + i] = 0x80; - } - x += run; - } else { - framebuf[base + x + 0] = table[(idx * 2 + 0) as usize]; - framebuf[base + x + 1] = table[(idx * 2 + 1) as usize]; - x += 2; - } - } - base += stride; - for _ in 1..h { - let mut x: usize = 0; - while x < w { - let idx = br.read_cb(cb)? as usize; - if idx >= 0x80 { - let run = (idx - 0x80) * 2; - if x + run > w { return Err(DecoderError::InvalidData); } - for i in 0..run { - framebuf[base + x + i] = framebuf[base + x + i - stride]; - } - x += run; - } else { - let delta0 = (table[idx * 2 + 0] as i16) - 0x80; - let delta1 = (table[idx * 2 + 1] as i16) - 0x80; - let mut pix0 = framebuf[base + x + 0 - stride] as i16; - let mut pix1 = framebuf[base + x + 1 - stride] as i16; - pix0 += delta0; - pix1 += delta1; - if pix0 < 0 { pix0 = 0; } - if pix1 < 0 { pix1 = 0; } - if pix0 > 255 { pix0 = 255; } - if pix1 > 255 { pix1 = 255; } - framebuf[base + x + 0] = pix0 as u8; - framebuf[base + x + 1] = pix1 as u8; - x += 2; - } - } - base += stride; - } - Ok(()) - } - - fn decode_plane_inter(&self, br: &mut BitReader, - buf: &mut NAVideoBuffer, planeno: usize, - tableno: usize) -> DecoderResult<()> { - let offs = buf.get_offset(planeno); - let (w, h) = buf.get_dimensions(planeno); - let stride = buf.get_stride(planeno); - let cb = &self.cb; - - let mut data = buf.get_data_mut(); - let mut framebuf: &mut [u8] = data.as_mut_slice(); - - let table = &INDEO2_DELTA_TABLE[tableno]; - - let mut base = offs; - for _ in 0..h { - let mut x: usize = 0; - while x < w { - let idx = br.read_cb(cb)? as usize; - if idx >= 0x80 { - let run = (idx - 0x80) * 2; - if x + run > w { return Err(DecoderError::InvalidData); } - x += run; - } else { - let delta0 = (table[idx * 2 + 0] as i16) - 0x80; - let delta1 = (table[idx * 2 + 1] as i16) - 0x80; - let mut pix0 = framebuf[base + x + 0] as i16; - let mut pix1 = framebuf[base + x + 1] as i16; - pix0 += delta0 * 3 >> 2; - pix1 += delta1 * 3 >> 2; - if pix0 < 0 { pix0 = 0; } - if pix1 < 0 { pix1 = 0; } - if pix0 > 255 { pix0 = 255; } - if pix1 > 255 { pix1 = 255; } - framebuf[base + x + 0] = pix0 as u8; - framebuf[base + x + 1] = pix1 as u8; - x += 2; - } - } - base += stride; - } - Ok(()) - } -} - -const IR2_START: usize = 48; - -impl NADecoder for Indeo2Decoder { - fn init(&mut self, info: Rc) -> DecoderResult<()> { - if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { - let w = vinfo.get_width(); - let h = vinfo.get_height(); - let f = vinfo.is_flipped(); - let fmt = formats::YUV410_FORMAT; - let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(w, h, f, fmt)); - self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata())); - self.frmmgr.clear(); - Ok(()) - } else { - Err(DecoderError::InvalidData) - } - } - fn decode(&mut self, pkt: &NAPacket) -> DecoderResult { - let src = pkt.get_buffer(); - if src.len() <= IR2_START { return Err(DecoderError::ShortData); } - let interframe = src[18]; - let tabs = src[34]; - let mut br = BitReader::new(&src[IR2_START..], src.len() - IR2_START, BitReaderMode::LE); - let luma_tab = tabs & 3; - let chroma_tab = (tabs >> 2) & 3; - if interframe != 0 { - let vinfo = self.info.get_properties().get_video_info().unwrap(); - let bufret = alloc_video_buffer(vinfo, 2); - if let Err(_) = bufret { return Err(DecoderError::InvalidData); } - let mut bufinfo = bufret.unwrap(); - let mut buf = bufinfo.get_vbuf().unwrap(); - for plane in 0..3 { - let tabidx = (if plane == 0 { luma_tab } else { chroma_tab }) as usize; - self.decode_plane_intra(&mut br, &mut buf, plane, tabidx)?; - } - self.frmmgr.add_frame(buf); - let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo); - frm.set_keyframe(true); - frm.set_frame_type(FrameType::I); - Ok(Rc::new(RefCell::new(frm))) - } else { - let bufret = self.frmmgr.clone_ref(); - if let None = bufret { return Err(DecoderError::MissingReference); } - let mut buf = bufret.unwrap(); - - for plane in 0..3 { - let tabidx = (if plane == 0 { luma_tab } else { chroma_tab }) as usize; - self.decode_plane_inter(&mut br, &mut buf, plane, tabidx)?; - } - let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::Video(buf)); - frm.set_keyframe(false); - frm.set_frame_type(FrameType::P); - Ok(Rc::new(RefCell::new(frm))) - } - } -} - -pub fn get_decoder() -> Box { - Box::new(Indeo2Decoder::new()) -} - -#[cfg(test)] -mod test { - use codecs::*; - use demuxers::*; - use io::byteio::*; - - #[test] - fn test_indeo2() { - let avi_dmx = find_demuxer("avi").unwrap(); - let mut file = File::open("assets/laser05.avi").unwrap(); - let mut fr = FileReader::new_read(&mut file); - let mut br = ByteReader::new(&mut fr); - let mut dmx = avi_dmx.new_demuxer(&mut br); - dmx.open().unwrap(); - - let mut decs: Vec>> = Vec::new(); - for i in 0..dmx.get_num_streams() { - let s = dmx.get_stream(i).unwrap(); - let info = s.get_info(); - let decfunc = find_decoder(info.get_name()); - if let Some(df) = decfunc { - let mut dec = (df)(); - dec.init(info).unwrap(); - decs.push(Some(dec)); - } else { - decs.push(None); - } - } - - loop { - let pktres = dmx.get_frame(); - if let Err(e) = pktres { - if e == DemuxerError::EOF { break; } - panic!("error"); - } - let pkt = pktres.unwrap(); - if pkt.get_pts().unwrap() > 10 { break; } - let streamno = pkt.get_stream().get_id() as usize; - if let Some(ref mut dec) = decs[streamno] { - let frm = dec.decode(&pkt).unwrap(); - if pkt.get_stream().get_info().is_video() { - write_pgmyuv("iv2", streamno, pkt.get_pts().unwrap(), frm); - } else { - write_sound("iv2", streamno, frm, pkt.get_pts().unwrap() == 0); - } - } - } - } -}