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Diffstat (limited to 'contrib/libvcd/image_bincue.c')
| -rw-r--r-- | contrib/libvcd/image_bincue.c | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/contrib/libvcd/image_bincue.c b/contrib/libvcd/image_bincue.c new file mode 100644 index 000000000..9c447a42a --- /dev/null +++ b/contrib/libvcd/image_bincue.c @@ -0,0 +1,259 @@ +/* + $Id: image_bincue.c,v 1.3 2005/01/01 02:43:59 rockyb Exp $ + + Copyright (C) 2001, 2004 Herbert Valerio Riedel <hvr@gnu.org> + + 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 +*/ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + + +#include <stdlib.h> +#include <string.h> + +#include <cdio/cdio.h> +#include <cdio/bytesex.h> +#include <cdio/iso9660.h> + +/* Public headers */ +#include <libvcd/sector.h> +#include <libvcd/logging.h> + +/* Private headers */ +#include "vcd_assert.h" +#include "image_sink.h" +#include "stream_stdio.h" +#include "util.h" + +static const char _rcsid[] = "$Id: image_bincue.c,v 1.3 2005/01/01 02:43:59 rockyb Exp $"; + +/* reader */ + +#define DEFAULT_VCD_DEVICE "videocd.bin" + +/**************************************************************************** + * writer + */ + +typedef struct { + bool sector_2336_flag; + VcdDataSink *bin_snk; + VcdDataSink *cue_snk; + char *bin_fname; + char *cue_fname; + + bool init; +} _img_bincue_snk_t; + +static void +_sink_init (_img_bincue_snk_t *_obj) +{ + if (_obj->init) + return; + + if (!(_obj->bin_snk = vcd_data_sink_new_stdio (_obj->bin_fname))) + vcd_error ("init failed"); + + if (!(_obj->cue_snk = vcd_data_sink_new_stdio (_obj->cue_fname))) + vcd_error ("init failed"); + + _obj->init = true; +} + +static void +_sink_free (void *user_data) +{ + _img_bincue_snk_t *_obj = user_data; + + vcd_data_sink_destroy (_obj->bin_snk); + vcd_data_sink_destroy (_obj->cue_snk); + free (_obj->bin_fname); + free (_obj->cue_fname); + free (_obj); +} + +static int +_set_cuesheet (void *user_data, const CdioList *vcd_cue_list) +{ + _img_bincue_snk_t *_obj = user_data; + CdioListNode *node; + int track_no, index_no; + const vcd_cue_t *_last_cue = 0; + + _sink_init (_obj); + + vcd_data_sink_printf (_obj->cue_snk, "FILE \"%s\" BINARY\r\n", + _obj->bin_fname); + + track_no = 0; + index_no = 0; + _CDIO_LIST_FOREACH (node, (CdioList *) vcd_cue_list) + { + const vcd_cue_t *_cue = _cdio_list_node_data (node); + char *psz_msf; + + msf_t _msf = { 0, 0, 0 }; + + switch (_cue->type) + { + case VCD_CUE_TRACK_START: + track_no++; + index_no = 0; + + vcd_data_sink_printf (_obj->cue_snk, + " TRACK %2.2d MODE2/%d\r\n" + " FLAGS DCP\r\n", + track_no, (_obj->sector_2336_flag ? 2336 : 2352)); + + if (_last_cue && _last_cue->type == VCD_CUE_PREGAP_START) + { + cdio_lba_to_msf (_last_cue->lsn, &_msf); + psz_msf = cdio_msf_to_str(&_msf); + + vcd_data_sink_printf (_obj->cue_snk, + " INDEX %2.2d %s\r\n", + index_no, psz_msf); + free(psz_msf); + } + + index_no++; + + cdio_lba_to_msf (_cue->lsn, &_msf); + psz_msf = cdio_msf_to_str(&_msf); + + vcd_data_sink_printf (_obj->cue_snk, + " INDEX %2.2d %s\r\n", + index_no, psz_msf); + free(psz_msf); + break; + + case VCD_CUE_PREGAP_START: + /* handled in next iteration */ + break; + + case VCD_CUE_SUBINDEX: + vcd_assert (_last_cue != 0); + + index_no++; + vcd_assert (index_no <= CDIO_CD_MAX_TRACKS); + + cdio_lba_to_msf (_cue->lsn, &_msf); + psz_msf = cdio_msf_to_str(&_msf); + + vcd_data_sink_printf (_obj->cue_snk, + " INDEX %2.2d %s\r\n", + index_no, psz_msf); + free(psz_msf); + break; + + case VCD_CUE_END: + vcd_data_sink_close (_obj->cue_snk); + return 0; + break; + + case VCD_CUE_LEADIN: + break; + } + + _last_cue = _cue; + } + + vcd_assert_not_reached (); + + return -1; +} + +static int +_vcd_image_bincue_write (void *user_data, const void *data, lsn_t lsn) +{ + const char *buf = data; + _img_bincue_snk_t *_obj = user_data; + long offset = lsn; + + _sink_init (_obj); + + offset *= _obj->sector_2336_flag ? M2RAW_SECTOR_SIZE : CDIO_CD_FRAMESIZE_RAW; + + vcd_data_sink_seek(_obj->bin_snk, offset); + + if (_obj->sector_2336_flag) + vcd_data_sink_write(_obj->bin_snk, buf + 12 + 4, M2RAW_SECTOR_SIZE, 1); + else + vcd_data_sink_write(_obj->bin_snk, buf, CDIO_CD_FRAMESIZE_RAW, 1); + + return 0; +} + +static int +_sink_set_arg (void *user_data, const char key[], const char value[]) +{ + _img_bincue_snk_t *_obj = user_data; + + if (!strcmp (key, "bin")) + { + free (_obj->bin_fname); + + if (!value) + return -2; + + _obj->bin_fname = strdup (value); + } + else if (!strcmp (key, "cue")) + { + free (_obj->cue_fname); + + if (!value) + return -2; + + _obj->cue_fname = strdup (value); + } + else if (!strcmp (key, "sector")) + { + if (!strcmp (value, "2336")) + _obj->sector_2336_flag = true; + else if (!strcmp (value, "2352")) + _obj->sector_2336_flag = false; + else + return -2; + } + else + return -1; + + return 0; +} + +VcdImageSink * +vcd_image_sink_new_bincue (void) +{ + _img_bincue_snk_t *_data; + + vcd_image_sink_funcs _funcs = { + .set_cuesheet = _set_cuesheet, + .write = _vcd_image_bincue_write, + .free = _sink_free, + .set_arg = _sink_set_arg + }; + + _data = _vcd_malloc (sizeof (_img_bincue_snk_t)); + + _data->bin_fname = strdup ("videocd.bin"); + _data->cue_fname = strdup ("videocd.cue"); + + return vcd_image_sink_new (_data, &_funcs); +} + |