static GstBuffer *
gst_fake_src_create_buffer (GstFakeSrc * src, gsize * bufsize)
{
GstBuffer *buf;
gsize size = gst_fake_src_get_size (src);
gboolean dump = src->dump;
GstMapInfo info;
*bufsize = size;
switch (src->data) {
case FAKE_SRC_DATA_ALLOCATE:
buf = gst_fake_src_alloc_buffer (src, size);
break;
case FAKE_SRC_DATA_SUBBUFFER:
/* see if we have a parent to subbuffer */
if (!src->parent) {
gst_fake_src_alloc_parent (src);
g_assert (src->parent);
}
/* see if it's large enough */
if ((src->parentsize - src->parentoffset) >= size) {
buf =
gst_buffer_copy_region (src->parent, GST_BUFFER_COPY_ALL,
src->parentoffset, size);
src->parentoffset += size;
} else {
/* the parent is useless now */
gst_buffer_unref (src->parent);
src->parent = NULL;
/* try again (this will allocate a new parent) */
return gst_fake_src_create_buffer (src, bufsize);
}
gst_buffer_map (buf, &info, GST_MAP_WRITE);
gst_fake_src_prepare_buffer (src, info.data, info.size);
gst_buffer_unmap (buf, &info);
break;
default:
g_warning ("fakesrc: dunno how to allocate buffers !");
buf = gst_buffer_new ();
break;
}
if (dump) {
gst_buffer_map (buf, &info, GST_MAP_READ);
gst_util_dump_mem (info.data, info.size);
gst_buffer_unmap (buf, &info);
}
return buf;
}
static GstBuffer *
gst_fake_src_create_buffer (GstFakeSrc * src)
{
GstBuffer *buf;
guint size;
gboolean dump = src->dump;
size = gst_fake_src_get_size (src);
if (size == 0)
return gst_buffer_new ();
switch (src->data) {
case FAKE_SRC_DATA_ALLOCATE:
buf = gst_fake_src_alloc_buffer (src, size);
break;
case FAKE_SRC_DATA_SUBBUFFER:
/* see if we have a parent to subbuffer */
if (!src->parent) {
gst_fake_src_alloc_parent (src);
g_assert (src->parent);
}
/* see if it's large enough */
if ((GST_BUFFER_SIZE (src->parent) - src->parentoffset) >= size) {
buf = gst_buffer_create_sub (src->parent, src->parentoffset, size);
src->parentoffset += size;
} else {
/* the parent is useless now */
gst_buffer_unref (src->parent);
src->parent = NULL;
/* try again (this will allocate a new parent) */
return gst_fake_src_create_buffer (src);
}
gst_fake_src_prepare_buffer (src, buf);
break;
default:
g_warning ("fakesrc: dunno how to allocate buffers !");
buf = gst_buffer_new ();
break;
}
if (dump) {
gst_util_dump_mem (GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
}
return buf;
}
static void
gst_fake_src_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstFakeSrc *src;
GstBaseSrc *basesrc;
src = GST_FAKE_SRC (object);
basesrc = GST_BASE_SRC (object);
switch (prop_id) {
case PROP_OUTPUT:
g_warning ("not yet implemented");
break;
case PROP_DATA:
src->data = (GstFakeSrcDataType) g_value_get_enum (value);
if (src->data == FAKE_SRC_DATA_SUBBUFFER) {
if (!src->parent)
gst_fake_src_alloc_parent (src);
} else {
if (src->parent) {
gst_buffer_unref (src->parent);
src->parent = NULL;
}
}
break;
case PROP_SIZETYPE:
src->sizetype = (GstFakeSrcSizeType) g_value_get_enum (value);
break;
case PROP_SIZEMIN:
src->sizemin = g_value_get_int (value);
break;
case PROP_SIZEMAX:
src->sizemax = g_value_get_int (value);
break;
case PROP_PARENTSIZE:
src->parentsize = g_value_get_int (value);
break;
case PROP_FILLTYPE:
src->filltype = (GstFakeSrcFillType) g_value_get_enum (value);
break;
case PROP_DATARATE:
src->datarate = g_value_get_int (value);
break;
case PROP_SYNC:
src->sync = g_value_get_boolean (value);
break;
case PROP_PATTERN:
break;
case PROP_SILENT:
src->silent = g_value_get_boolean (value);
break;
case PROP_SIGNAL_HANDOFFS:
src->signal_handoffs = g_value_get_boolean (value);
break;
case PROP_DUMP:
src->dump = g_value_get_boolean (value);
break;
case PROP_CAN_ACTIVATE_PUSH:
g_return_if_fail (!GST_OBJECT_FLAG_IS_SET (object,
GST_BASE_SRC_FLAG_STARTED));
GST_BASE_SRC (src)->can_activate_push = g_value_get_boolean (value);
break;
case PROP_CAN_ACTIVATE_PULL:
g_return_if_fail (!GST_OBJECT_FLAG_IS_SET (object,
GST_BASE_SRC_FLAG_STARTED));
src->can_activate_pull = g_value_get_boolean (value);
break;
case PROP_IS_LIVE:
gst_base_src_set_live (basesrc, g_value_get_boolean (value));
break;
case PROP_FORMAT:
src->format = (GstFormat) g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
