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-rw-r--r--src/blind-stack.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/blind-stack.c b/src/blind-stack.c
index d409cc6..72233a2 100644
--- a/src/blind-stack.c
+++ b/src/blind-stack.c
@@ -9,7 +9,7 @@
USAGE("[-b] bottom-stream ... top-stream")
-#define PROCESS_LINEAR_3CH_ALPHA(TYPE, BLEND)\
+#define PROCESS(TYPE, BLEND)\
do {\
TYPE x1, y1, z1, a1;\
TYPE x2, y2, z2, a2;\
@@ -38,8 +38,10 @@ USAGE("[-b] bottom-stream ... top-stream")
}\
} while (0)
-static void process_xyza (struct stream *streams, size_t n_streams, size_t n) { PROCESS_LINEAR_3CH_ALPHA(double, 0); }
-static void process_xyza_b(struct stream *streams, size_t n_streams, size_t n) { PROCESS_LINEAR_3CH_ALPHA(double, 1); }
+static void process_xyza (struct stream *streams, size_t n_streams, size_t n) { PROCESS(double, 0); }
+static void process_xyza_b (struct stream *streams, size_t n_streams, size_t n) { PROCESS(double, 1); }
+static void process_xyzaf (struct stream *streams, size_t n_streams, size_t n) { PROCESS(float, 0); }
+static void process_xyzaf_b(struct stream *streams, size_t n_streams, size_t n) { PROCESS(float, 1); }
int
main(int argc, char *argv[])
@@ -71,6 +73,8 @@ main(int argc, char *argv[])
if (!strcmp(streams->pixfmt, "xyza"))
process = blend ? process_xyza_b : process_xyza;
+ else if (!strcmp(streams->pixfmt, "xyza f"))
+ process = blend ? process_xyzaf_b : process_xyzaf;
else
eprintf("pixel format %s is not supported, try xyza\n", streams->pixfmt);