163 lines
5.2 KiB
C
163 lines
5.2 KiB
C
/*
|
|
$Id: image_common.h,v 1.8 2005/02/06 11:32:22 rocky Exp $
|
|
|
|
Copyright (C) 2004, 2005 Rocky Bernstein <rocky@panix.com>
|
|
|
|
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
|
|
*/
|
|
|
|
/*! Common image routines.
|
|
|
|
Because _img_private_t may vary over image formats, the routines are
|
|
included into the image drivers after _img_private_t is defined. In
|
|
order for the below routines to work, there is a large part of
|
|
_img_private_t that is common among image drivers. For example, see
|
|
image.h
|
|
*/
|
|
|
|
#ifndef __CDIO_IMAGE_COMMON_H__
|
|
#define __CDIO_IMAGE_COMMON_H__
|
|
|
|
typedef struct {
|
|
/* Things common to all drivers like this.
|
|
This must be first. */
|
|
generic_img_private_t gen;
|
|
internal_position_t pos;
|
|
|
|
char *psz_cue_name;
|
|
char *psz_access_mode; /* Just the name of the driver.
|
|
We add this for regularity with other
|
|
real CD drivers which has an access mode.
|
|
*/
|
|
char *psz_mcn; /* Media Catalog Number (5.22.3)
|
|
exactly 13 bytes */
|
|
track_info_t tocent[CDIO_CD_MAX_TRACKS+1]; /* entry info for each track
|
|
add 1 for leadout. */
|
|
discmode_t disc_mode;
|
|
|
|
#ifdef NEED_NERO_STRUCT
|
|
/* Nero Specific stuff. Note: for the image_free to work, this *must*
|
|
be last. */
|
|
bool is_dao; /* True if some of disk at once. False
|
|
if some sort of track at once. */
|
|
uint32_t mtyp; /* Value of MTYP (media type?) tag */
|
|
uint8_t dtyp; /* Value of DAOX media type tag */
|
|
|
|
/* This is a hack because I don't really understnad NERO better. */
|
|
bool is_cues;
|
|
|
|
CdioList_t *mapping; /* List of track information */
|
|
uint32_t size;
|
|
#endif
|
|
} _img_private_t;
|
|
|
|
#define free_if_notnull(p_obj) \
|
|
if (NULL != p_obj) { free(p_obj); p_obj=NULL; };
|
|
|
|
/*!
|
|
We don't need the image any more. Free all memory associated with
|
|
it.
|
|
*/
|
|
void _free_image (void *p_user_data);
|
|
|
|
int _eject_media_image(void *p_user_data);
|
|
|
|
/*!
|
|
Return the value associated with the key "arg".
|
|
*/
|
|
const char * _get_arg_image (void *user_data, const char key[]);
|
|
|
|
/*!
|
|
Get disc type associated with cd_obj.
|
|
*/
|
|
discmode_t _get_discmode_image (void *p_user_data);
|
|
|
|
/*!
|
|
Return the the kind of drive capabilities of device.
|
|
|
|
*/
|
|
void _get_drive_cap_image (const void *user_data,
|
|
cdio_drive_read_cap_t *p_read_cap,
|
|
cdio_drive_write_cap_t *p_write_cap,
|
|
cdio_drive_misc_cap_t *p_misc_cap);
|
|
|
|
/*!
|
|
Return the number of of the first track.
|
|
CDIO_INVALID_TRACK is returned on error.
|
|
*/
|
|
track_t _get_first_track_num_image(void *p_user_data);
|
|
|
|
/*!
|
|
Find out if media has changed since the last call.
|
|
@param p_user_data the CD object to be acted upon.
|
|
@return 1 if media has changed since last call, 0 if not. Error
|
|
return codes are the same as driver_return_code_t
|
|
We always return DRIVER_OP_UNSUPPORTED.
|
|
*/
|
|
int get_media_changed_image(const void *p_user_data);
|
|
|
|
/*!
|
|
Return the media catalog number (MCN) from the CD or NULL if there
|
|
is none or we don't have the ability to get it.
|
|
|
|
Note: string is malloc'd so caller has to free() the returned
|
|
string when done with it.
|
|
*/
|
|
char * _get_mcn_image(const void *p_user_data);
|
|
|
|
/*!
|
|
Return the number of tracks.
|
|
*/
|
|
track_t _get_num_tracks_image(void *p_user_data);
|
|
|
|
|
|
/*!
|
|
Return the starting MSF (minutes/secs/frames) for the track number
|
|
track_num in obj. Tracks numbers start at 1.
|
|
The "leadout" track is specified either by
|
|
using track_num LEADOUT_TRACK or the total tracks+1.
|
|
|
|
*/
|
|
bool _get_track_msf_image(void *p_user_data, track_t i_track, msf_t *msf);
|
|
|
|
/*! Return number of channels in track: 2 or 4; -2 if not
|
|
implemented or -1 for error.
|
|
Not meaningful if track is not an audio track.
|
|
*/
|
|
int get_track_channels_image(const void *p_user_data, track_t i_track);
|
|
|
|
/*! Return 1 if copy is permitted on the track, 0 if not, or -1 for error.
|
|
Is this meaningful if not an audio track?
|
|
*/
|
|
track_flag_t get_track_copy_permit_image(void *p_user_data, track_t i_track);
|
|
|
|
/*! Return 1 if track has pre-emphasis, 0 if not, or -1 for error.
|
|
Is this meaningful if not an audio track?
|
|
|
|
pre-emphasis is a non linear frequency response.
|
|
*/
|
|
track_flag_t get_track_preemphasis_image(const void *p_user_data,
|
|
track_t i_track);
|
|
/*!
|
|
Set the arg "key" with "value" in the source device.
|
|
Currently "source" to set the source device in I/O operations
|
|
is the only valid key.
|
|
|
|
0 is returned if no error was found, and nonzero if there as an error.
|
|
*/
|
|
int _set_arg_image (void *user_data, const char key[], const char value[]);
|
|
|
|
#endif /* __CDIO_IMAGE_COMMON_H__ */
|