128 lines
3.5 KiB
C
128 lines
3.5 KiB
C
/*
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* Copyright (c) 2003 Hidetoshi Shimokawa
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* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi Shimokawa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the acknowledgement as bellow:
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*
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* This product includes software developed by K. Kobayashi and H. Shimokawa
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*
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#define DV_BROADCAST_ON (1<<30)
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#define oMPR 0x900
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#define oPCR 0x904
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#define iMPR 0x980
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#define iPCR 0x984
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struct ciphdr {
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t eoh0:1, /* 0 */
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form0:1, /* 0 */
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src:6;
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#else
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uint8_t src:6,
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form0:1, /* 0 */
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eoh0:1; /* 0 */
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#endif
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uint8_t len;
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t fn:2,
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qpc:3,
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sph:1,
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:2;
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#else
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uint8_t :2,
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sph:1,
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qpc:3,
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fn:2;
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#endif
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uint8_t dbc;
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t eoh1:1, /* 1 */
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form1:1, /* 0 */
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fmt:6;
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#else
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uint8_t fmt:6,
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form1:1, /* 0 */
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eoh1:1; /* 1 */
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#endif
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#define CIP_FMT_DVCR 0
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#define CIP_FMT_MPEG (1<<5)
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union {
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struct {
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t fs:1, /* 50/60 field system
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NTSC/PAL */
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stype:5,
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:2;
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#else
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uint8_t :2,
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stype:5,
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fs:1; /* 50/60 field system
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NTSC/PAL */
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#endif
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#define CIP_STYPE_SD 0
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#define CIP_STYPE_SDL 1
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#define CIP_STYPE_HD 2
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uint16_t cyc:16; /* take care of byte order! */
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} __attribute__ ((packed)) dv;
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uint8_t bytes[3];
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} fdf;
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};
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struct dvdbc{
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t sct:3, /* Section type */
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:1, /* Reserved */
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arb:4; /* Arbitrary bit */
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#else
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uint8_t arb:4, /* Arbitrary bit */
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:1, /* Reserved */
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sct:3; /* Section type */
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#endif
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#define DV_SCT_HEADER 0
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#define DV_SCT_SUBCODE 1
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#define DV_SCT_VAUX 2
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#define DV_SCT_AUDIO 3
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#define DV_SCT_VIDEO 4
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#if BYTE_ORDER == BIG_ENDIAN
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uint8_t dseq:4, /* DIF sequence number */
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fsc:1, /* ID of a DIF block in each channel */
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:3;
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#else
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uint8_t :3,
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fsc:1, /* ID of a DIF block in each channel */
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dseq:4; /* DIF sequence number */
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#endif
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uint8_t dbn; /* DIF block number */
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uint8_t payload[77];
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#define DV_DSF_12 0x80 /* PAL: payload[0] in Header DIF */
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};
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