From afbb952c1fb28f625362ef25052692bf0a7ea061 Mon Sep 17 00:00:00 2001
From: Andrej Babic <andrej.babic@psi.ch>
Date: Thu, 15 Apr 2021 13:14:58 +0200
Subject: [PATCH] Invert broker format for StoreStream

Place the image metadata first so we can directly receive the
jf_assembler stream into this data structure.
---
 jf-live-writer/include/broker_format.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/jf-live-writer/include/broker_format.hpp b/jf-live-writer/include/broker_format.hpp
index ecdca44..150a390 100644
--- a/jf-live-writer/include/broker_format.hpp
+++ b/jf-live-writer/include/broker_format.hpp
@@ -9,6 +9,8 @@ const static uint8_t OP_END = 2;
 #pragma pack(push)
 #pragma pack(1)
 struct StoreStream {
+    ImageMetadata image_metadata;
+
     int64_t run_id;
     uint32_t i_image;
     uint32_t n_images;
@@ -16,8 +18,6 @@ struct StoreStream {
     uint32_t image_x_size;
     uint32_t op_code;
     uint32_t bits_per_pixel;
-
-    ImageMetadata image_metadata;
 };
 #pragma pack(pop)
 #endif //SF_DAQ_BUFFER_BROKER_FORMAT_HPP