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level: port to 0.11

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* use G_DEFINE_TYPE
* adjust to new GstBuffer
This commit is contained in:
Mark Nauwelaerts 2011-06-30 10:38:49 +02:00
parent d9ba4b7616
commit 696ffc85d7
1 changed files with 19 additions and 21 deletions
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40
gst/level/gstlevel.c
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@ -159,8 +159,8 @@ enum
PROP_PEAK_FALLOFF
};
GST_BOILERPLATE (GstLevel, gst_level, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM);
#define gst_level_parent_class parent_class
G_DEFINE_TYPE (GstLevel, gst_level, GST_TYPE_BASE_TRANSFORM);
static void gst_level_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
@ -175,25 +175,11 @@ static GstFlowReturn gst_level_transform_ip (GstBaseTransform * trans,
GstBuffer * in);
static void
gst_level_base_init (gpointer g_class)
{
GstElementClass *element_class = g_class;
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template_factory));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template_factory));
gst_element_class_set_details_simple (element_class, "Level",
"Filter/Analyzer/Audio",
"RMS/Peak/Decaying Peak Level messager for audio/raw",
"Thomas Vander Stichele <thomas at apestaart dot org>");
}
static void
gst_level_class_init (GstLevelClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstBaseTransformClass *trans_class = GST_BASE_TRANSFORM_CLASS (klass);
gobject_class->set_property = gst_level_set_property;
@ -221,6 +207,15 @@ gst_level_class_init (GstLevelClass * klass)
GST_DEBUG_CATEGORY_INIT (level_debug, "level", 0, "Level calculation");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template_factory));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template_factory));
gst_element_class_set_details_simple (element_class, "Level",
"Filter/Analyzer/Audio",
"RMS/Peak/Decaying Peak Level messager for audio/raw",
"Thomas Vander Stichele <thomas at apestaart dot org>");
trans_class->set_caps = GST_DEBUG_FUNCPTR (gst_level_set_caps);
trans_class->start = GST_DEBUG_FUNCPTR (gst_level_start);
trans_class->transform_ip = GST_DEBUG_FUNCPTR (gst_level_transform_ip);
@ -228,7 +223,7 @@ gst_level_class_init (GstLevelClass * klass)
}
static void
gst_level_init (GstLevel * filter, GstLevelClass * g_class)
gst_level_init (GstLevel * filter)
{
filter->CS = NULL;
filter->peak = NULL;
@ -569,7 +564,8 @@ static GstFlowReturn
gst_level_transform_ip (GstBaseTransform * trans, GstBuffer * in)
{
GstLevel *filter;
guint8 *in_data;
guint8 *in_data, *data;
gsize in_size;
gdouble CS;
guint i;
guint num_frames = 0;
@ -579,8 +575,8 @@ gst_level_transform_ip (GstBaseTransform * trans, GstBuffer * in)
filter = GST_LEVEL (trans);
in_data = GST_BUFFER_DATA (in);
num_int_samples = GST_BUFFER_SIZE (in) / (filter->width / 8);
in_data = data = gst_buffer_map (in, &in_size, NULL, GST_MAP_READ);
num_int_samples = in_size / (filter->width / 8);
GST_LOG_OBJECT (filter, "analyzing %u sample frames at ts %" GST_TIME_FORMAT,
num_int_samples, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (in)));
@ -709,6 +705,8 @@ gst_level_transform_ip (GstBaseTransform * trans, GstBuffer * in)
filter->num_frames = 0;
}
gst_buffer_unmap (in, data, in_size);
return GST_FLOW_OK;
}