glupload: Recalculate offset and size in raw upload

As we only expose the mapped portion of the frame into the GL
memory object (and not the original padding) we need to
re-calculate the size and offset.

1 files changed, 10 insertions, 0 deletions

diff --git a/gst-libs/gst/gl/gstglupload.c b/gst-libs/gst/gl/gstglupload.c
index 926191410..0addca112 100644
--- a/gst-libs/gst/gl/gstglupload.c
+++ b/gst-libs/gst/gl/gstglupload.c
@@ -714,6 +714,8 @@ static struct RawUploadFrame *
 _raw_upload_frame_new (struct RawUpload *raw, GstBuffer * buffer)
 {
   struct RawUploadFrame *frame;
+  GstVideoInfo *info;
+  gint i;
 
   if (!buffer)
     return NULL;
@@ -728,6 +730,14 @@ _raw_upload_frame_new (struct RawUpload *raw, GstBuffer * buffer)
   }
 
   raw->upload->priv->in_info = frame->frame.info;
+  info = &raw->upload->priv->in_info;
+
+  /* Recalculate the offsets (and size) */
+  info->size = 0;
+  for (i = 0; i < GST_VIDEO_INFO_N_PLANES (info); i++) {
+    info->offset[i] = info->size;
+    info->size += gst_gl_get_plane_data_size (info, NULL, i);
+  }
 
   return frame;
 }