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sync with vorbisfile and media info stuff

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Original commit message from CVS:
sync with vorbisfile and media info stuff
This commit is contained in:
Thomas Vander Stichele 2002-11-11 13:54:52 +00:00
parent a2823982a1
commit 73280091a3
1 changed files with 53 additions and 1 deletions
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54
ext/mad/gstmad.c
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@ -68,6 +68,7 @@ struct _GstMad {
gboolean ignore_crc;
GstCaps *metadata;
GstCaps *streaminfo;
/* negotiated format */
gint rate;
@ -104,6 +105,7 @@ enum {
ARG_HALF,
ARG_IGNORE_CRC,
ARG_METADATA,
ARG_STREAMINFO
/* FILL ME */
};
@ -281,6 +283,9 @@ gst_mad_class_init (GstMadClass *klass)
g_object_class_install_property (gobject_class, ARG_METADATA,
g_param_spec_boxed ("metadata", "Metadata", "Metadata",
GST_TYPE_CAPS, G_PARAM_READABLE));
g_object_class_install_property (gobject_class, ARG_STREAMINFO,
g_param_spec_boxed ("streaminfo", "Streaminfo", "Streaminfo",
GST_TYPE_CAPS, G_PARAM_READABLE));
}
static void
@ -723,6 +728,9 @@ gst_mad_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec
case ARG_METADATA:
g_value_set_boxed (value, mad->metadata);
break;
case ARG_STREAMINFO:
g_value_set_boxed (value, mad->streaminfo);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -902,6 +910,45 @@ fail:
return caps;
}
static GstCaps *
gst_mad_get_streaminfo (GstMad *mad)
{
GstCaps *caps;
GstProps *props;
GstPropsEntry *entry;
GEnumValue *value;
GEnumClass *klass;
props = gst_props_empty_new ();
entry = gst_props_entry_new ("layer", GST_PROPS_INT (mad->header.layer));
gst_props_add_entry (props, (GstPropsEntry *) entry);
klass = g_type_class_ref (GST_TYPE_MAD_MODE);
value = g_enum_get_value (klass,
mad->header.mode);
entry = gst_props_entry_new ("mode", GST_PROPS_STRING (value->value_nick));
g_type_class_unref (klass);
gst_props_add_entry (props, (GstPropsEntry *) entry);
klass = g_type_class_ref (GST_TYPE_MAD_EMPHASIS);
value = g_enum_get_value (klass,
mad->header.emphasis);
entry = gst_props_entry_new ("emphasis", GST_PROPS_STRING (value->value_nick));
g_type_class_unref (klass);
gst_props_add_entry (props, (GstPropsEntry *) entry);
/*
entry = gst_props_entry_new ("emphasis", GST_PROPS_INT ( mad->header.layer));
gst_props_add_entry (props, (GstPropsEntry *) entry);
*/
caps = gst_caps_new ("mad_streaminfo",
"application/x-gst-streaminfo",
props);
return caps;
}
static void
gst_mad_chain (GstPad *pad, GstBuffer *buffer)
@ -1070,7 +1117,11 @@ gst_mad_chain (GstPad *pad, GstBuffer *buffer)
if (mad->channels != nchannels || mad->rate != rate) {
if (mad->stream.options & MAD_OPTION_HALFSAMPLERATE)
rate >>=1;
mad->streaminfo = gst_mad_get_streaminfo (mad);
g_object_notify (G_OBJECT (mad), "streaminfo");
/* we set the caps even when the pad is not connected so they
* can be gotten for streaminfo */
if (gst_pad_try_set_caps (mad->srcpad,
gst_caps_new (
"mad_src",
@ -1087,7 +1138,8 @@ gst_mad_chain (GstPad *pad, GstBuffer *buffer)
NULL))) <= 0)
{
gst_buffer_unref (buffer);
gst_element_error (GST_ELEMENT (mad), "could not set caps on source pad, aborting...");
gst_element_error (GST_ELEMENT (mad),
"could not set caps on source pad, aborting...");
return;
}
mad->channels = nchannels;