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Sort by and display disc number in PictureFlow, increase MAX_TRACKS to 128, prevent display of garbage tracklist on failure.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20940 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andrew Mahone 2009-05-15 06:46:05 +00:00
parent 13cc654cea
commit 5bb30c25fd
1 changed files with 27 additions and 10 deletions
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37
apps/plugins/pictureflow/pictureflow.c
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@ -220,7 +220,7 @@ typedef fb_data pix_t;
/* maximum number of albums */
#define MAX_TRACKS 50
#define MAX_TRACKS 128
#define AVG_TRACK_NAME_LENGTH 20
@ -805,16 +805,26 @@ int create_track_index(const int slide_index)
rb->tagcache_search_add_filter(&tcs, tag_album, album[slide_index].seek);
track_count=0;
int string_index = 0, i, track_num;
int disc_num;
while (rb->tagcache_get_next(&tcs) && track_count < MAX_TRACKS)
while (rb->tagcache_get_next(&tcs))
{
if (track_count == MAX_TRACKS)
goto fail;
track_num = rb->tagcache_get_numeric(&tcs, tag_tracknumber);
disc_num = rb->tagcache_get_numeric(&tcs, tag_discnumber);
int avail = sizeof(track_names) - string_index;
int len;
int len = 0;
if (disc_num < 0)
disc_num = 0;
if (track_num >= 0)
{
len = 1 + rb->snprintf(track_names + string_index , avail,
"%d: %s", track_num, tcs.result);
if (disc_num > 0)
len = 1 + rb->snprintf(track_names + string_index , avail,
"%d.%02d: %s", disc_num, track_num, tcs.result);
else
len = 1 + rb->snprintf(track_names + string_index , avail,
"%d: %s", track_num, tcs.result);
}
else
{
@ -823,8 +833,9 @@ int create_track_index(const int slide_index)
rb->strncpy(track_names + string_index, tcs.result, avail);
}
if (len > avail)
return -1;
temp_tracknums[track_count] = (track_num << 8) + track_count;
goto fail;
temp_tracknums[track_count] = (disc_num << 16) + (track_num << 7)
+ track_count;
temp_tracks[track_count].name_idx = string_index;
temp_tracks[track_count].seek = tcs.result_seek;
track_count++;
@ -838,10 +849,16 @@ int create_track_index(const int slide_index)
rb->qsort(temp_tracknums, track_count, sizeof(int), compare_uints);
for (i = 0; i < track_count; i++)
{
tracks[i].name_idx = temp_tracks[0xFF & temp_tracknums[i]].name_idx;
tracks[i].seek = temp_tracks[0xFF & temp_tracknums[i]].seek;
track_num = 127 & temp_tracknums[i];
tracks[i].name_idx = temp_tracks[track_num].name_idx;
tracks[i].seek = temp_tracks[track_num].seek;
}
return (track_count > 0) ? 0 : -1;
if (track_count == 0)
goto fail;
return 0;
fail:
track_count = 0;
return -1;
}
/**