libburn/libburn/options.h

158 lines
4.7 KiB
C

/* Copyright (c) 2004 - 2006 Derek Foreman, Ben Jansens
Copyright (c) 2006 - 2013 Thomas Schmitt <scdbackup@gmx.net>
Provided under GPL version 2 or later.
*/
#ifndef BURN__OPTIONS_H
#define BURN__OPTIONS_H
#include "libburn.h"
/** Options for disc writing operations. This should be created with
burn_write_opts_new() and freed with burn_write_opts_free(). */
struct burn_write_opts
{
/** Drive the write opts are good for */
struct burn_drive *drive;
/** For internal use. */
int refcount;
/** The method/style of writing to use. */
enum burn_write_types write_type;
/** format of the data to send to the drive */
enum burn_block_types block_type;
/** Number of toc entries. if this is 0, they will be auto generated*/
int toc_entries;
/** Toc entries for the disc */
struct burn_toc_entry *toc_entry;
/** Simulate the write so that the disc is not actually written */
unsigned int simulate:1;
/** If available, enable a drive feature which prevents buffer
underruns if not enough data is available to keep up with the
drive. */
unsigned int underrun_proof:1;
/** Perform calibration of the drive's laser before beginning the
write. */
unsigned int perform_opc:1;
/* ts A61219 : Output block size to trigger buffer flush if hit.
-1 with CD, 32 kB with DVD */
int obs;
int obs_pad; /* >0 pad up last block to obs, 0 do not
2 indicates burn_write_opts_set_obs_pad(,1)
*/
/* ts A61222 : Start address for media which offer a choice */
off_t start_byte;
/* ts A70213 : Wether to fill up the available space on media */
int fill_up_media;
/* ts A70303 : Wether to override conformance checks:
- the check wether CD write+block type is supported by the drive
*/
int force_is_set;
/* ts A80412 : whether to use WRITE12 with Streaming bit set
rather than WRITE10. Speeds up DVD-RAM. Might help with BD-RE.
This gets transferred to burn_drive.do_stream_recording
*/
int do_stream_recording;
/* ts A91115 : override value for .obs on DVD media.
Only values 0, 32K and 64K are allowed for now. */
int dvd_obs_override;
/* ts A91115 : size of the fsync() interval for stdio writing.
Values 0 or >= 32 counted in 2 KB blocks. */
int stdio_fsync_size;
/* ts B11203 : CD-TEXT */
unsigned char *text_packs;
int num_text_packs;
int no_text_pack_crc_check;
/** A disc can have a media catalog number */
int has_mediacatalog;
unsigned char mediacatalog[13];
/** Session format */
int format;
/* internal use only */
unsigned char control;
/* Whether to keep medium appendable */
unsigned char multi;
/* ts B31024 */
/* The severity to be attributed to error messages about failed
write attempt with blank DVD-RW, possibly due to falsely reported
feature 21h Incremental Streaming Writable
*/
int feat21h_fail_sev;
};
/* Default value for burn_write_opts.stdio_flush_size
*/
#define Libburn_stdio_fsync_limiT 8192
/* Maximum number of Lead-in text packs.
READ TOC/PMA/ATIP can at most return 3640.7 packs.
The sequence counters of the packs have 8 bits. There are 8 blocks at most.
Thus max 2048 packs.
*/
#define Libburn_leadin_cdtext_packs_maX 2048
/** Options for disc reading operations. This should be created with
burn_read_opts_new() and freed with burn_read_opts_free(). */
struct burn_read_opts
{
/** Drive the read opts are good for */
struct burn_drive *drive;
/** For internal use. */
int refcount;
/** Read in raw mode, so that everything in the data tracks on the
disc is read, including headers. Not needed if just reading a
filesystem off a disc, but it should usually be used when making a
disc image or copying a disc. */
unsigned int raw:1;
/** Report c2 errors. Useful for statistics reporting */
unsigned int c2errors:1;
/** Read subcodes from audio tracks on the disc */
unsigned int subcodes_audio:1;
/** Read subcodes from data tracks on the disc */
unsigned int subcodes_data:1;
/** Have the drive recover errors if possible */
unsigned int hardware_error_recovery:1;
/** Report errors even when they were recovered from */
unsigned int report_recovered_errors:1;
/** Read blocks even when there are unrecoverable errors in them */
unsigned int transfer_damaged_blocks:1;
/** The number of retries the hardware should make to correct
errors. */
unsigned char hardware_error_retries;
/* ts B21119 */
/* >>> Needs API access */
/** Whether to set DAP bit which allows the drive to apply
"flaw obscuring mechanisms like audio data mute and interpolate"
*/
unsigned int dap_bit;
};
int burn_write_opts_clone(struct burn_write_opts *from,
struct burn_write_opts **to, int flag);
#endif /* BURN__OPTIONS_H */