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tools: play: add --shuffle command line option

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This commit is contained in:
Tim-Philipp Müller 2013-11-22 21:00:21 +00:00
parent 60e87090eb
commit 0f8040862f
1 changed files with 27 additions and 1 deletions
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28
tools/gst-play.c
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@ -427,6 +427,24 @@ add_to_playlist (GPtrArray * playlist, const gchar * filename)
g_warning ("Could not make URI out of filename '%s'", filename); g_warning ("Could not make URI out of filename '%s'", filename);
} }
static void
shuffle_uris (gchar ** uris, guint num)
{
gchar *tmp;
guint i, j;
if (num < 2)
return;
for (i = 0; i < num; i++) {
/* gets equally distributed random number in 0..num-1 [0;num[ */
j = g_random_int_range (0, num);
tmp = uris[j];
uris[j] = uris[i];
uris[i] = tmp;
}
}
int int
main (int argc, char **argv) main (int argc, char **argv)
{ {
@ -434,6 +452,7 @@ main (int argc, char **argv)
GPtrArray *playlist; GPtrArray *playlist;
gboolean print_version = FALSE; gboolean print_version = FALSE;
gboolean gapless = FALSE; gboolean gapless = FALSE;
gboolean shuffle = FALSE;
gchar **filenames = NULL; gchar **filenames = NULL;
gchar *audio_sink = NULL; gchar *audio_sink = NULL;
gchar *video_sink = NULL; gchar *video_sink = NULL;
@ -450,6 +469,8 @@ main (int argc, char **argv)
N_("Audio sink to use (default is autoaudiosink)"), NULL}, N_("Audio sink to use (default is autoaudiosink)"), NULL},
{"gapless", 0, 0, G_OPTION_ARG_NONE, &gapless, {"gapless", 0, 0, G_OPTION_ARG_NONE, &gapless,
N_("Enable gapless playback"), NULL}, N_("Enable gapless playback"), NULL},
{"shuffle", 0, 0, G_OPTION_ARG_NONE, &shuffle,
N_("Shuffle playlist"), NULL},
{G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &filenames, NULL}, {G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &filenames, NULL},
{NULL} {NULL}
}; };
@ -503,10 +524,15 @@ main (int argc, char **argv)
} }
g_strfreev (filenames); g_strfreev (filenames);
num = playlist->len;
g_ptr_array_add (playlist, NULL); g_ptr_array_add (playlist, NULL);
/* play */
uris = (gchar **) g_ptr_array_free (playlist, FALSE); uris = (gchar **) g_ptr_array_free (playlist, FALSE);
if (shuffle)
shuffle_uris (uris, num);
/* play */
play = play_new (uris, audio_sink, video_sink, gapless); play = play_new (uris, audio_sink, video_sink, gapless);
do_play (play); do_play (play);