diff options
Diffstat (limited to 'includes/yazedc.h')
-rw-r--r-- | includes/yazedc.h | 220 |
1 files changed, 110 insertions, 110 deletions
diff --git a/includes/yazedc.h b/includes/yazedc.h index 296c532..8227e87 100644 --- a/includes/yazedc.h +++ b/includes/yazedc.h @@ -1,110 +1,110 @@ -/* - * PSX-Tools Bundle Pack - * Copyright (C) 1998 Heiko Eissfeldt - * portions used& Chris Smith - * First modified by Yazoo, then by - * Nicolas "Pixel" Noble - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -/* $Id: yazedc.h,v 1.4 2003-12-04 01:47:37 pixel Exp $ */ - -#ifndef __YAZEDC_H__ -#define __YAZEDC_H__ - -#include "Exceptions.h" - -#define RS_L12_BITS 8 - -/* audio sector definitions for CIRC */ -#define FRAMES_PER_SECTOR 98 -/* user data bytes per frame */ -#define L1_RAW 24 -/* parity bytes with 8 bit */ -#define L1_Q 4 -#define L1_P 4 - -/* data sector definitions for RSPC */ -/* user data bytes per frame */ -#define L2_RAW (1024*2) -/* parity bytes for 16 bit units */ -#define L2_Q (26*2*2) -#define L2_P (43*2*2) - -/* known sector types */ -#define MODE_0 0 -#define MODE_1 1 -#define MODE_2 2 -#define MODE_2_FORM_1 3 -#define MODE_2_FORM_2 4 - -/* r-w sub channel definitions */ -#define RS_SUB_RW_BITS 6 - -#define PACKETS_PER_SUBCHANNELFRAME 4 -#define LSUB_RAW 18 -#define LSUB_QRAW 2 -/* 6 bit */ -#define LSUB_Q 2 -#define LSUB_P 4 - -class yazedc : public Base { - - public: - yazedc(); - -/* set one of the MODE_* constants for subsequent data sector formatting */ - int set_sector_type(int st); -/* get the current sector type setting for data sector formatting */ - int get_sector_type(void); - -/* data sector layer 2 Reed-Solomon Product Code encoder */ -/* encode the given data portion depending on sector type (see - get/set_sector_type() functions). Use the given address for the header. - The returned data is __unscrambled__ and not in F2-frame format (for that - see function scramble_L2()). - Supported sector types: - MODE_0: a 12-byte sync field, a header and 2336 zeros are returned. - MODE_1: the user data portion (2048 bytes) has to be given - at offset 16 in the inout array. - Sync-, header-, edc-, spare-, p- and q- fields will be added. - MODE_2: the user data portion (2336 bytes) has to be given - at offset 16 in the inout array. - Sync- and header- fields will be added. - MODE_2_FORM_1: the user data portion (8 bytes subheader followed - by 2048 bytes data) has to be given at offset 16 - in the inout array. - Sync-, header-, edc-, p- and q- fields will be added. - MODE_2_FORM_2: the user data portion (8 bytes subheader followed - by 2324 bytes data) has to be given at offset 16 - in the inout array. - Sync-, header- and edc- fields will be added. -*/ - int do_encode_L2(unsigned char *inout, int sectortype, unsigned address); - -/* generates f2 frames from otherwise fully formatted sectors (generated by - do_encode_L2()). */ - int scramble_L2(unsigned char *inout); - - unsigned char minute, second, frame; - - private: - int sectortype; - int build_address(unsigned char inout[], int sectortype, unsigned address); - -}; - -#endif +/*
+ * PSX-Tools Bundle Pack
+ * Copyright (C) 1998 Heiko Eissfeldt
+ * portions used& Chris Smith
+ * First modified by Yazoo, then by
+ * Nicolas "Pixel" Noble
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/* $Id: yazedc.h,v 1.5 2004-11-27 21:44:46 pixel Exp $ */
+
+#ifndef __YAZEDC_H__
+#define __YAZEDC_H__
+
+#include "Exceptions.h"
+
+#define RS_L12_BITS 8
+
+/* audio sector definitions for CIRC */
+#define FRAMES_PER_SECTOR 98
+/* user data bytes per frame */
+#define L1_RAW 24
+/* parity bytes with 8 bit */
+#define L1_Q 4
+#define L1_P 4
+
+/* data sector definitions for RSPC */
+/* user data bytes per frame */
+#define L2_RAW (1024*2)
+/* parity bytes for 16 bit units */
+#define L2_Q (26*2*2)
+#define L2_P (43*2*2)
+
+/* known sector types */
+#define MODE_0 0
+#define MODE_1 1
+#define MODE_2 2
+#define MODE_2_FORM_1 3
+#define MODE_2_FORM_2 4
+
+/* r-w sub channel definitions */
+#define RS_SUB_RW_BITS 6
+
+#define PACKETS_PER_SUBCHANNELFRAME 4
+#define LSUB_RAW 18
+#define LSUB_QRAW 2
+/* 6 bit */
+#define LSUB_Q 2
+#define LSUB_P 4
+
+class yazedc : public Base {
+
+ public:
+ yazedc();
+
+/* set one of the MODE_* constants for subsequent data sector formatting */
+ int set_sector_type(int st);
+/* get the current sector type setting for data sector formatting */
+ int get_sector_type(void);
+
+/* data sector layer 2 Reed-Solomon Product Code encoder */
+/* encode the given data portion depending on sector type (see
+ get/set_sector_type() functions). Use the given address for the header.
+ The returned data is __unscrambled__ and not in F2-frame format (for that
+ see function scramble_L2()).
+ Supported sector types:
+ MODE_0: a 12-byte sync field, a header and 2336 zeros are returned.
+ MODE_1: the user data portion (2048 bytes) has to be given
+ at offset 16 in the inout array.
+ Sync-, header-, edc-, spare-, p- and q- fields will be added.
+ MODE_2: the user data portion (2336 bytes) has to be given
+ at offset 16 in the inout array.
+ Sync- and header- fields will be added.
+ MODE_2_FORM_1: the user data portion (8 bytes subheader followed
+ by 2048 bytes data) has to be given at offset 16
+ in the inout array.
+ Sync-, header-, edc-, p- and q- fields will be added.
+ MODE_2_FORM_2: the user data portion (8 bytes subheader followed
+ by 2324 bytes data) has to be given at offset 16
+ in the inout array.
+ Sync-, header- and edc- fields will be added.
+*/
+ int do_encode_L2(unsigned char *inout, int sectortype, unsigned address);
+
+/* generates f2 frames from otherwise fully formatted sectors (generated by
+ do_encode_L2()). */
+ int scramble_L2(unsigned char *inout);
+
+ unsigned char minute, second, frame;
+
+ private:
+ int sectortype;
+ int build_address(unsigned char inout[], int sectortype, unsigned address);
+
+};
+
+#endif
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