[PATCH spice-common 5/6] quic: Make the template identical

[Frediano Ziglio <fziglio@xxxxxxxxxx>]

Define and reuse a COPY_PIXEL macro to copy a pixel.
After this commit the 2 template files are exactly the same.

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 common/quic_rgb_tmpl.c | 11 ++++++++---
 common/quic_tmpl.c     |  9 ++++++++-
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/common/quic_rgb_tmpl.c b/common/quic_rgb_tmpl.c
index ca735c1..b300836 100644
--- a/common/quic_rgb_tmpl.c
+++ b/common/quic_rgb_tmpl.c
@@ -28,6 +28,8 @@
 #  define SET_a(pix, val) ((pix)->a = val)
 #  define GET_a(pix) ((pix)->a)
 #  define SAME_PIXEL(p1, p2) (GET_a(p1) == GET_a(p2))
+#  define COPY_PIXEL(dest, src) \
+    SET_a(dest, GET_a(src));
 #  define DECLARE_STATE_VARIABLES \
     CommonState *state = &channel_a->state
 #  define DECLARE_CHANNEL_VARIABLES \
@@ -40,6 +42,10 @@
 #  define SAME_PIXEL(p1, p2)                               \
     (GET_r(p1) == GET_r(p2) && GET_g(p1) == GET_g(p2) &&   \
      GET_b(p1) == GET_b(p2))
+#  define COPY_PIXEL(dest, src) \
+    SET_r(dest, GET_r(src)); \
+    SET_g(dest, GET_g(src)); \
+    SET_b(dest, GET_b(src))
 #  define DECLARE_STATE_VARIABLES \
     CommonState *state = &encoder->rgb_state
 #  define DECLARE_CHANNEL_VARIABLES \
@@ -572,9 +578,7 @@ do_run:
 
         for (; i < run_end; i++) {
             UNCOMPRESS_PIX_START(&cur_row[i]);
-            SET_r(&cur_row[i], GET_r(&cur_row[i - 1]));
-            SET_g(&cur_row[i], GET_g(&cur_row[i - 1]));
-            SET_b(&cur_row[i], GET_b(&cur_row[i - 1]));
+            COPY_PIXEL(&cur_row[i], &cur_row[i - 1]);
         }
 
         if (i == end) {
@@ -662,3 +666,4 @@ static void FNAME(uncompress_row)(Encoder *encoder, CHANNEL_ARG_
 #undef APPLY_ALL_COMP
 #undef DECLARE_STATE_VARIABLES
 #undef DECLARE_CHANNEL_VARIABLES
+#undef COPY_PIXEL
diff --git a/common/quic_tmpl.c b/common/quic_tmpl.c
index 513a0c6..6945912 100644
--- a/common/quic_tmpl.c
+++ b/common/quic_tmpl.c
@@ -28,6 +28,8 @@
 #  define SET_a(pix, val) ((pix)->a = val)
 #  define GET_a(pix) ((pix)->a)
 #  define SAME_PIXEL(p1, p2) (GET_a(p1) == GET_a(p2))
+#  define COPY_PIXEL(dest, src) \
+    SET_a(dest, GET_a(src));
 #  define DECLARE_STATE_VARIABLES \
     CommonState *state = &channel_a->state
 #  define DECLARE_CHANNEL_VARIABLES \
@@ -40,6 +42,10 @@
 #  define SAME_PIXEL(p1, p2)                               \
     (GET_r(p1) == GET_r(p2) && GET_g(p1) == GET_g(p2) &&   \
      GET_b(p1) == GET_b(p2))
+#  define COPY_PIXEL(dest, src) \
+    SET_r(dest, GET_r(src)); \
+    SET_g(dest, GET_g(src)); \
+    SET_b(dest, GET_b(src))
 #  define DECLARE_STATE_VARIABLES \
     CommonState *state = &encoder->rgb_state
 #  define DECLARE_CHANNEL_VARIABLES \
@@ -572,7 +578,7 @@ do_run:
 
         for (; i < run_end; i++) {
             UNCOMPRESS_PIX_START(&cur_row[i]);
-            SET_a(&cur_row[i], GET_a(&cur_row[i - 1]));
+            COPY_PIXEL(&cur_row[i], &cur_row[i - 1]);
         }
 
         if (i == end) {
@@ -660,3 +666,4 @@ static void FNAME(uncompress_row)(Encoder *encoder, CHANNEL_ARG_
 #undef APPLY_ALL_COMP
 #undef DECLARE_STATE_VARIABLES
 #undef DECLARE_CHANNEL_VARIABLES
+#undef COPY_PIXEL
-- 
2.17.1

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