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Patch as given in http://bugzilla.gnome.org/show_bug.cgi?id=92262, thanks to goraxe@ntlworld.com
Original commit message from CVS: Patch as given in http://bugzilla.gnome.org/show_bug.cgi?id=92262, thanks to goraxe@ntlworld.com
This commit is contained in:
Ronald S. Bultje
parent
d887f1cd9c
commit
4d78305dc7
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@ -31,6 +31,10 @@
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#include <sys/types.h>
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#include <dirent.h>
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#include <errno.h>
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/* taken from linux/cdrom.h */
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#define CD_MSF_OFFSET 150 /* MSF numbering offset of first frame */
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#define CD_SECS 60 /* seconds per minute */
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#define CD_FRAMES 75 /* frames per second */
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#include "gstcdparanoia.h"
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@ -113,6 +117,10 @@ enum {
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ARG_ABORT_ON_SKIP,
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ARG_PARANOIA_MODE,
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ARG_SMILIE,
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ARG_NO_TRACKS,
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ARG_DISCID,
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ARG_OFFSETS,
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ARG_TOTAL_TIME,
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};
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@ -231,6 +239,18 @@ cdparanoia_class_init (CDParanoiaClass *klass)
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_PARANOIA_MODE,
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g_param_spec_enum("paranoia_mode","paranoia_mode","paranoia_mode",
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GST_TYPE_PARANOIA_MODE,0,G_PARAM_READWRITE)); /* CHECKME! */
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_NO_TRACKS,
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g_param_spec_int("no_tracks","no_tracks","no_tracks",
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0,G_MAXINT,0,G_PARAM_READABLE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_DISCID,
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g_param_spec_string("discid","discid","discid",
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NULL, G_PARAM_READABLE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_OFFSETS,
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g_param_spec_string("offsets","offsets","offsets",
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NULL, G_PARAM_READABLE));
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g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_TOTAL_TIME,
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g_param_spec_string("total_time","total_time","total_time",
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NULL, G_PARAM_READABLE));
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gobject_class->set_property = cdparanoia_set_property;
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gobject_class->get_property = cdparanoia_get_property;
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@ -267,6 +287,11 @@ cdparanoia_init (CDParanoia *cdparanoia)
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cdparanoia->cur_sector = 0;
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cdparanoia->seq = 0;
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cdparanoia->no_tracks=0;
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cdparanoia->discid=NULL;
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cdparanoia->offsets=NULL;
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cdparanoia->total_seconds=0;
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}
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@ -284,11 +309,10 @@ cdparanoia_set_property (GObject *object, guint prop_id, const GValue *value, GP
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case ARG_LOCATION:
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/* the element must be stopped in order to do this */
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/* g_return_if_fail(!GST_FLAG_IS_SET(src,GST_STATE_RUNNING)); */
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if (src->device) g_free (src->device);
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/* clear the filename if we get a NULL (is that possible?) */
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if (g_value_get_string (value) == NULL)
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src->device = NULL;
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if (!g_ascii_strcasecmp( g_value_get_string (value),""))
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src->device = NULL;
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/* otherwise set the new filename */
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else
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src->device = g_strdup (g_value_get_string (value));
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@ -299,7 +323,7 @@ cdparanoia_set_property (GObject *object, guint prop_id, const GValue *value, GP
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if (src->generic_device) g_free (src->generic_device);
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/* reset the device if we get a NULL (is that possible?) */
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if (g_value_get_string (value) == NULL)
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if (!g_ascii_strcasecmp( g_value_get_string (value),""))
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src->generic_device = NULL;
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/* otherwise set the new filename */
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else
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@ -415,6 +439,18 @@ cdparanoia_get_property (GObject *object, guint prop_id, GValue *value, GParamSp
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case ARG_PARANOIA_MODE:
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g_value_set_enum (value, src->paranoia_mode);
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break;
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case ARG_NO_TRACKS:
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g_value_set_int (value, src->no_tracks);
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break;
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case ARG_DISCID:
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g_value_set_string(value, src->discid);
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break;
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case ARG_OFFSETS:
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g_value_set_string(value, src->offsets);
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break;
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case ARG_TOTAL_TIME:
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g_value_set_string(value, src->total_seconds);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@ -470,6 +506,87 @@ cdparanoia_get (GstPad *pad)
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return buf;
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}
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/* need some stuff to get a discid (cdparanoia doesn't do cddb but lets
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* not stop other ppl doing it ;-) */
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typedef int byte;
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typedef struct
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{
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byte m;
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byte s;
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byte f;
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}toc_msf;
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/* cdparanoia provides the toc in lba format dang we need it in msf so
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* we have to convert it */
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static inline void lba_to_msf (const gint lba, byte *m, byte *s, byte *f)
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{
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gint lba2 = lba;
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lba2 += CD_MSF_OFFSET;
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lba2 &= 0xffffff;
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*m = lba2 / (CD_SECS * CD_FRAMES);
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lba2 %= (CD_SECS * CD_FRAMES);
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*s = lba2 / CD_FRAMES;
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*f = lba2 % CD_FRAMES;
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*f += (*m)*60*75;
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*f += (*s)*75;
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}
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void lba_toc_to_msf_toc (TOC *lba_toc, toc_msf *
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msf_toc, gint tracks)
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{
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gint i;
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for (i =0; i <= tracks; i++)
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lba_to_msf(lba_toc[i].dwStartSector,&msf_toc[i].m,
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&msf_toc[i].s, &msf_toc[i].f);
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}
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/* the cddb hash function */
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guint cddb_sum(gint n)
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{
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guint ret;
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ret = 0;
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while (n > 0)
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{
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ret += (n % 10);
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n /= 10;
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}
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return ret;
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}
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void cddb_discid(gchar *discid,toc_msf *toc, gint tracks)
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{
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guint i = 0, t = 0, n = 0;
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while (i < tracks)
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{
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n = n + cddb_sum((toc[i].m * 60) + toc[i].s);
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i++;
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}
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t = ((toc[tracks].m * 60) + toc[tracks].s) - ((toc[0].m * 60)
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+ toc[0].s);
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sprintf (discid,"%08x",(( n % 0xff) << 24 | t << 8 | tracks));
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}
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/* get all the cddb info at once */
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void get_cddb_info(TOC *toc, gint tracks,gchar *discid, gchar *offsets,
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gchar *total_seconds)
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{
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toc_msf msf_toc[MAXTRK];
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gint i;
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gchar *p = offsets;
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lba_toc_to_msf_toc(toc, &msf_toc[0],tracks);
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cddb_discid ( discid, &msf_toc[0], tracks);
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for (i = 0; i < tracks; i++)
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p = (p + sprintf (p, " %d", msf_toc[i].f)) ;
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sprintf (total_seconds, "%d", msf_toc[tracks].f/75);
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}
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/* open the file, necessary to go to RUNNING state */
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static gboolean
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cdparanoia_open (CDParanoia *src)
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@ -531,6 +648,23 @@ cdparanoia_open (CDParanoia *src)
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}
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/* set up some more stuff */
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src->no_tracks = src->d->tracks;
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g_assert(src->discid == NULL);
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g_assert(src->offsets == NULL);
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g_assert(src->total_seconds == NULL);
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/* I don't like this here i would prefer it under get_cddb_info but for somereason
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* when leaving the function it clobbers the allocated mem and all is lost bugger
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*/
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src->discid = g_new0(gchar,20) ;
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src->offsets = g_new0(gchar,4096);
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src->total_seconds = g_new0(gchar, 4);
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get_cddb_info(&src->d->disc_toc[0], src->no_tracks,src->discid,
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src->offsets,src->total_seconds);
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if (src->toc_bias) {
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src->toc_offset -= cdda_track_firstsector (src->d, 1);
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}
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@ -597,7 +731,15 @@ cdparanoia_close (CDParanoia *src)
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/* kill the paranoia state */
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paranoia_free (src->p);
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src->p = NULL;
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g_free(src->discid);
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src->discid = NULL;
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g_free(src->offsets);
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src->offsets = NULL;
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g_free(src->total_seconds);
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src->total_seconds = NULL;
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/* close the disc */
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cdda_close (src->d);
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src->d = NULL;
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@ -92,6 +92,12 @@ struct _CDParanoia {
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gulong cur_sector; /* current offset in file */
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gulong seq; /* buffer sequence number */
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/* hacks by Gordon Irving */
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gint no_tracks;
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gchar *discid;
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gchar *offsets;
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gchar *total_seconds;
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};
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struct _CDParanoiaClass {
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