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ext/hal/hal.*: Some small cleanups; deal with errors when parsing the HAL ALSA capabilities a bit better.

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Original commit message from CVS:
* ext/hal/hal.c: (gst_hal_get_string):
* ext/hal/hal.h:
Some small cleanups; deal with errors when parsing the HAL ALSA
capabilities a bit better.
This commit is contained in:
Tim-Philipp Müller 2007-02-07 13:08:34 +00:00
parent 2a873dd98e
commit 784a4689e0
4 changed files with 32 additions and 22 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2007-01-30 Tim-Philipp Müller <tim at centricular dot net>
* ext/hal/hal.c: (gst_hal_get_string):
* ext/hal/hal.h:
Some small cleanups; deal with errors when parsing the HAL ALSA
capabilities a bit better.
2007-02-06 Tim-Philipp Müller <tim at centricular dot net>
* gst/smpte/gstsmpte.c: (gst_smpte_transition_type_get_type):

2
common

@ -1 +1 @@
Subproject commit 8ba5dffb5ee7e7daea1030f6b34bfef10f9801a3
Subproject commit de43a8f3c629983e0bea0b8eb617e52ed35a6cda

40
ext/hal/hal.c
View file

@ -42,15 +42,13 @@
* Returns: a newly allocated #gchar string containing the appropriate pipeline
* for UDI @udi, or NULL in the case of an error..
*/
gchar *
static gchar *
gst_hal_get_string (const gchar * udi)
{
DBusConnection *connection;
DBusError error;
LibHalContext *ctx;
char *type, *string;
char *element;
int card, device;
char *string;
dbus_error_init (&error);
@ -66,23 +64,27 @@ gst_hal_get_string (const gchar * udi)
string = NULL;
if (libhal_device_query_capability (ctx, udi, "alsa", &error)) {
char *type, *element = NULL;
type = libhal_device_get_property_string (ctx, udi, "alsa.type", &error);
if (strcmp (type, "playback") == 0) {
if (type != NULL && strcmp (type, "playback") == 0) {
element = "alsasink";
} else if (strcmp (type, "capture") == 0) {
} else if (type != NULL && strcmp (type, "capture") == 0) {
element = "alsasrc";
} else {
element = NULL;
}
card = libhal_device_get_property_int (ctx, udi, "alsa.card", &error);
device = libhal_device_get_property_int (ctx, udi, "alsa.device", &error);
if (device == 0) {
/* handle default device specially to use
* dmix, dsnoop, and softvol if appropriate */
string = g_strdup_printf ("%s device=default:%d", element, card);
} else {
string =
g_strdup_printf ("%s device=plughw:%d,%d", element, card, device);
if (element) {
int card, device;
card = libhal_device_get_property_int (ctx, udi, "alsa.card", &error);
device = libhal_device_get_property_int (ctx, udi, "alsa.device", &error);
if (device == 0) {
/* handle default device specially to use
* dmix, dsnoop, and softvol if appropriate */
string = g_strdup_printf ("%s device=default:%d", element, card);
} else {
string =
g_strdup_printf ("%s device=plughw:%d,%d", element, card, device);
}
}
}
@ -91,6 +93,10 @@ gst_hal_get_string (const gchar * udi)
dbus_error_free (&error);
if (string == NULL) {
GST_WARNING ("Problem parsing HAL ALSA capabilities for udi %s", udi);
}
return string;
}

5
ext/hal/hal.h
View file

@ -31,10 +31,7 @@
G_BEGIN_DECLS
gchar * gst_hal_get_string (const gchar *udi);
GstElement * gst_hal_render_bin_from_udi (const gchar *udi);
GstElement * gst_hal_render_bin_from_description (const gchar *description);
GstElement * gst_hal_render_bin_from_udi (const gchar *udi);
GstElement * gst_hal_get_audio_sink (const gchar *udi);
GstElement * gst_hal_get_audio_src (const gchar *udi);