dataurisrc: copy into provided buffer if a buffer is provided

This commit is contained in:
Tim-Philipp Müller 2012-07-10 00:59:40 +01:00
parent a0ee86b23c
commit 30ac118362

View file

@ -227,10 +227,24 @@ gst_data_uri_src_create (GstBaseSrc * basesrc, guint64 offset, guint size,
* larger than the max. available size if a segment at the end is requested */
if (offset + size > gst_buffer_get_size (src->buffer)) {
ret = GST_FLOW_EOS;
} else {
} else if (*buf != NULL) {
GstMapInfo src_info;
GstMapInfo dest_info;
gsize fill_size;
gst_buffer_map (src->buffer, &src_info, GST_MAP_READ);
gst_buffer_map (*buf, &dest_info, GST_MAP_WRITE);
fill_size = gst_buffer_fill (*buf, 0, src_info.data + offset, size);
gst_buffer_unmap (*buf, &dest_info);
gst_buffer_unmap (src->buffer, &src_info);
gst_buffer_set_size (*buf, fill_size);
ret = GST_FLOW_OK;
} else {
*buf =
gst_buffer_copy_region (src->buffer, GST_BUFFER_COPY_ALL, offset, size);
ret = GST_FLOW_OK;
}
GST_OBJECT_UNLOCK (src);