oss4: remove dead mixer code

This was partly removed in the port to 0.11. If still needed,
it's still there in the history.

Coverity 1139687
This commit is contained in:
Vincent Penquerc'h 2014-05-02 09:41:19 +01:00
parent 1062992b4a
commit 81d2e9333d

View file

@ -114,17 +114,6 @@ gst_oss4_property_probe_needs_probe (GstPropertyProbe * probe,
#endif
static gint
oss4_mixerinfo_priority_cmp (struct oss_mixerinfo *mi1,
struct oss_mixerinfo *mi2)
{
/* return negative vaue if mi1 comes before mi2 */
if (mi1->priority != mi2->priority)
return mi2->priority - mi1->priority;
return strcmp (mi1->devnode, mi2->devnode);
}
/* caller must ensure LOCK is taken (e.g. if ioctls need to be serialised) */
gboolean
gst_oss4_property_probe_find_device_name (GstObject * obj, int fd,
@ -189,65 +178,6 @@ gst_oss4_property_probe_find_device_name_nofd (GstObject * obj,
return res;
}
static GList *
gst_oss4_property_probe_get_mixer_devices (GstObject * obj, int fd,
struct oss_sysinfo *si)
{
GList *m, *mixers = NULL;
GList *devices = NULL;
int i;
GST_LOG_OBJECT (obj, "%d mixer devices", si->nummixers);
/* first, find suitable mixer devices and sort by priority */
for (i = 0; i < si->nummixers; ++i) {
struct oss_mixerinfo mi = { 0, };
mi.dev = i;
if (ioctl (fd, SNDCTL_MIXERINFO, &mi) == -1) {
GST_DEBUG_OBJECT (obj, "MIXERINFO ioctl for device %d failed", i);
continue;
}
GST_INFO_OBJECT (obj, "mixer device %d:", i);
GST_INFO_OBJECT (obj, " enabled : %s", (mi.enabled) ? "yes" :
"no (powered off or unplugged)");
GST_INFO_OBJECT (obj, " priority : %d", mi.priority);
GST_INFO_OBJECT (obj, " devnode : %s", mi.devnode);
GST_INFO_OBJECT (obj, " handle : %s", mi.handle);
GST_INFO_OBJECT (obj, " caps : 0x%02x", mi.caps);
GST_INFO_OBJECT (obj, " name : %s", mi.name);
if (!mi.enabled) {
GST_DEBUG_OBJECT (obj, "mixer device is not usable/enabled, skipping");
continue;
}
/* only want mixers that control hardware directly */
if ((mi.caps & MIXER_CAP_VIRTUAL)) {
GST_DEBUG_OBJECT (obj, "mixer device is a virtual device, skipping");
continue;
}
mixers = g_list_insert_sorted (mixers, g_memdup (&mi, sizeof (mi)),
(GCompareFunc) oss4_mixerinfo_priority_cmp);
}
/* then create device list according to priority */
for (m = mixers; m != NULL; m = m->next) {
struct oss_mixerinfo *mi = (struct oss_mixerinfo *) m->data;
GST_LOG_OBJECT (obj, "mixer device: '%s'", mi->devnode);
devices = g_list_prepend (devices, g_strdup (mi->devnode));
g_free (m->data);
}
g_list_free (mixers);
mixers = NULL;
return g_list_reverse (devices);
}
static GList *
gst_oss4_property_probe_get_audio_devices (GstObject * obj, int fd,
struct oss_sysinfo *si, int cap_mask)
@ -335,12 +265,7 @@ gst_oss4_property_probe_get_values (GstObject * probe, const gchar * pname)
if (ioctl (fd, SNDCTL_SYSINFO, &si) == -1)
goto no_sysinfo;
if (cap_mask != 0) {
devices =
gst_oss4_property_probe_get_audio_devices (obj, fd, &si, cap_mask);
} else {
devices = gst_oss4_property_probe_get_mixer_devices (obj, fd, &si);
}
devices = gst_oss4_property_probe_get_audio_devices (obj, fd, &si, cap_mask);
if (devices == NULL) {
GST_OBJECT_UNLOCK (obj);