/* GStreamer
*
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
- * 2006 Edgard Lima <edgard.lima@indt.org.br>
+ * 2006 Edgard Lima <edgard.lima@gmail.com>
*
* gstv4l2tuner.c: tuner interface implementation for V4L2
*
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include <gst/gst.h>
+#include "gstv4l2object.h"
#include "gstv4l2tuner.h"
#include "gstv4l2object.h"
-#include "v4l2_calls.h"
-#include "v4l2src_calls.h"
-
-static void gst_v4l2_tuner_channel_class_init (GstV4l2TunerChannelClass *
- klass);
-static void gst_v4l2_tuner_channel_init (GstV4l2TunerChannel * channel);
-
-static void gst_v4l2_tuner_norm_class_init (GstV4l2TunerNormClass * klass);
-static void gst_v4l2_tuner_norm_init (GstV4l2TunerNorm * norm);
-static GstTunerNormClass *norm_parent_class = NULL;
-static GstTunerChannelClass *channel_parent_class = NULL;
+G_DEFINE_TYPE (GstV4l2TunerChannel, gst_v4l2_tuner_channel,
+ GST_TYPE_TUNER_CHANNEL);
-GType
-gst_v4l2_tuner_channel_get_type (void)
-{
- static GType gst_v4l2_tuner_channel_type = 0;
-
- if (!gst_v4l2_tuner_channel_type) {
- static const GTypeInfo v4l2_tuner_channel_info = {
- sizeof (GstV4l2TunerChannelClass),
- NULL,
- NULL,
- (GClassInitFunc) gst_v4l2_tuner_channel_class_init,
- NULL,
- NULL,
- sizeof (GstV4l2TunerChannel),
- 0,
- (GInstanceInitFunc) gst_v4l2_tuner_channel_init,
- NULL
- };
-
- gst_v4l2_tuner_channel_type =
- g_type_register_static (GST_TYPE_TUNER_CHANNEL,
- "GstV4l2TunerChannel", &v4l2_tuner_channel_info, 0);
- }
+G_DEFINE_TYPE (GstV4l2TunerNorm, gst_v4l2_tuner_norm, GST_TYPE_TUNER_NORM);
- return gst_v4l2_tuner_channel_type;
-}
static void
gst_v4l2_tuner_channel_class_init (GstV4l2TunerChannelClass * klass)
{
- channel_parent_class = g_type_class_peek_parent (klass);
}
static void
channel->audio = (guint32) - 1;
}
-GType
-gst_v4l2_tuner_norm_get_type (void)
-{
- static GType gst_v4l2_tuner_norm_type = 0;
-
- if (!gst_v4l2_tuner_norm_type) {
- static const GTypeInfo v4l2_tuner_norm_info = {
- sizeof (GstV4l2TunerNormClass),
- NULL,
- NULL,
- (GClassInitFunc) gst_v4l2_tuner_norm_class_init,
- NULL,
- NULL,
- sizeof (GstV4l2TunerNorm),
- 0,
- (GInstanceInitFunc) gst_v4l2_tuner_norm_init,
- NULL
- };
-
- gst_v4l2_tuner_norm_type =
- g_type_register_static (GST_TYPE_TUNER_NORM,
- "GstV4l2TunerNorm", &v4l2_tuner_norm_info, 0);
- }
-
- return gst_v4l2_tuner_norm_type;
-}
-
static void
gst_v4l2_tuner_norm_class_init (GstV4l2TunerNormClass * klass)
{
- norm_parent_class = g_type_class_peek_parent (klass);
}
static void
norm->index = 0;
}
-#if 0 /* output not handled by now */
-static gboolean
-gst_v4l2_tuner_is_sink (GstV4l2Object * v4l2object)
-{
- GstPadDirection dir = GST_PAD_UNKNOWN;
-
- return (dir == GST_PAD_SINK);
-}
-#endif /* #if 0 - output not handled by now */
-
static G_GNUC_UNUSED gboolean
gst_v4l2_tuner_contains_channel (GstV4l2Object * v4l2object,
GstV4l2TunerChannel * v4l2channel)
{
const GList *item;
- for (item = v4l2object->inputs; item != NULL; item = item->next)
+ for (item = v4l2object->channels; item != NULL; item = item->next)
if (item->data == v4l2channel)
return TRUE;
const GList *
gst_v4l2_tuner_list_channels (GstV4l2Object * v4l2object)
{
- return v4l2object->inputs;
-}
-
-void
-gst_v4l2_tuner_set_channel_and_notify (GstV4l2Object * v4l2object,
- GstTunerChannel * channel)
-{
- if (gst_v4l2_tuner_set_channel (v4l2object, channel)) {
- g_object_notify (G_OBJECT (v4l2object->element), "input");
- }
+ return v4l2object->channels;
}
gboolean
if (v4l2object->set_in_out_func (v4l2object, v4l2channel->index)) {
gst_tuner_channel_changed (GST_TUNER (v4l2object->element), channel);
- v4l2object->update_fps_func (v4l2object);
+ /* can FPS change here? */
return TRUE;
}
/* assert that we're opened and that we're using a known item */
g_return_val_if_fail (GST_V4L2_IS_OPEN (v4l2object), NULL);
- v4l2object->get_in_out_func (v4l2object, &channel);
+ if (v4l2object->get_in_out_func (v4l2object, &channel)) {
+
+ for (item = v4l2object->channels; item != NULL; item = item->next) {
+ if (channel == GST_V4L2_TUNER_CHANNEL (item->data)->index)
+ return (GstTunerChannel *) item->data;
+ }
- for (item = v4l2object->inputs; item != NULL; item = item->next) {
- if (channel == GST_V4L2_TUNER_CHANNEL (item->data)->index)
- return (GstTunerChannel *) item->data;
}
return NULL;
{
const GList *item;
- for (item = v4l2object->stds; item != NULL; item = item->next)
+ for (item = v4l2object->norms; item != NULL; item = item->next)
if (item->data == v4l2norm)
return TRUE;
const GList *
gst_v4l2_tuner_list_norms (GstV4l2Object * v4l2object)
{
- return v4l2object->stds;
+ return v4l2object->norms;
}
void
GstTunerNorm * norm)
{
if (gst_v4l2_tuner_set_norm (v4l2object, norm)) {
- g_object_notify (G_OBJECT (v4l2object->element), "std");
+#if 0
+ g_object_notify (G_OBJECT (v4l2object->element), "norm");
+#endif
}
}
if (gst_v4l2_set_norm (v4l2object, v4l2norm->index)) {
gst_tuner_norm_changed (GST_TUNER (v4l2object->element), norm);
- v4l2object->update_fps_func (v4l2object);
+ if (v4l2object->update_fps_func)
+ v4l2object->update_fps_func (v4l2object);
return TRUE;
}
GstTunerNorm *
gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object)
{
- GList *item;
v4l2_std_id norm;
/* assert that we're opened and that we're using a known item */
gst_v4l2_get_norm (v4l2object, &norm);
- for (item = v4l2object->stds; item != NULL; item = item->next) {
- if (norm == GST_V4L2_TUNER_NORM (item->data)->index)
+ return gst_v4l2_tuner_get_norm_by_std_id (v4l2object, norm);
+}
+
+GstTunerNorm *
+gst_v4l2_tuner_get_norm_by_std_id (GstV4l2Object * v4l2object, v4l2_std_id norm)
+{
+ GList *item;
+
+ for (item = v4l2object->norms; item != NULL; item = item->next) {
+ if (norm & GST_V4L2_TUNER_NORM (item->data)->index)
return (GstTunerNorm *) item->data;
}
return NULL;
}
+v4l2_std_id
+gst_v4l2_tuner_get_std_id_by_norm (GstV4l2Object * v4l2object,
+ GstTunerNorm * norm)
+{
+ GList *item;
+
+ for (item = v4l2object->norms; item != NULL; item = item->next) {
+ if (norm == GST_TUNER_NORM (item->data))
+ return GST_V4L2_TUNER_NORM (item->data)->index;
+ }
+
+ return 0;
+}
+
void
gst_v4l2_tuner_set_frequency_and_notify (GstV4l2Object * v4l2object,
GstTunerChannel * channel, gulong frequency)
{
if (gst_v4l2_tuner_set_frequency (v4l2object, channel, frequency)) {
+#if 0
g_object_notify (G_OBJECT (v4l2object->element), "frequency");
+#endif
}
}
g_return_val_if_fail (gst_v4l2_tuner_contains_channel (v4l2object,
v4l2channel), FALSE);
- v4l2object->get_in_out_func (v4l2object, &chan);
- if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
- GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
- if (gst_v4l2_set_frequency (v4l2object, v4l2channel->tuner, frequency)) {
- gst_tuner_frequency_changed (GST_TUNER (v4l2object->element), channel,
- frequency);
- return TRUE;
+ if (v4l2object->get_in_out_func (v4l2object, &chan)) {
+ if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
+ GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
+ if (gst_v4l2_set_frequency (v4l2object, v4l2channel->tuner, frequency)) {
+ gst_tuner_frequency_changed (GST_TUNER (v4l2object->element), channel,
+ frequency);
+ return TRUE;
+ }
}
}
+
return FALSE;
}
g_return_val_if_fail (gst_v4l2_tuner_contains_channel (v4l2object,
v4l2channel), 0);
- v4l2object->get_in_out_func (v4l2object, &chan);
- if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
- GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
- gst_v4l2_get_frequency (v4l2object, v4l2channel->tuner, &frequency);
+ if (v4l2object->get_in_out_func (v4l2object, &chan)) {
+ if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
+ GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
+ gst_v4l2_get_frequency (v4l2object, v4l2channel->tuner, &frequency);
+ }
}
return frequency;
g_return_val_if_fail (gst_v4l2_tuner_contains_channel (v4l2object,
v4l2channel), 0);
- v4l2object->get_in_out_func (v4l2object, &chan);
- if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
- GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
- gst_v4l2_signal_strength (v4l2object, v4l2channel->tuner, &signal);
+ if (v4l2object->get_in_out_func (v4l2object, &chan)) {
+ if (chan == GST_V4L2_TUNER_CHANNEL (channel)->index &&
+ GST_TUNER_CHANNEL_HAS_FLAG (channel, GST_TUNER_CHANNEL_FREQUENCY)) {
+ gst_v4l2_signal_strength (v4l2object, v4l2channel->tuner, &signal);
+ }
}
return signal;
projects / platform / upstream / gst-plugins-good.git / blobdiff