rework overlayframe for parallel build, use -Ofast on frame xfers and plugins

[goodguy/cinelerra.git] / cinelerra-5.1 / cinelerra / overlaydirect.h

diff --git a/cinelerra-5.1/cinelerra/overlaydirect.h b/cinelerra-5.1/cinelerra/overlaydirect.h
new file mode 100644 (file)
index 0000000..ebdc30f
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/overlaydirect.h
@@ -0,0 +1,30 @@
+#ifndef __OVERLAYDIRECT_H__
+#define __OVERLAYDIRECT_H__
+#include "overlayframe.h"
+
+#define XBLEND(FN, temp_type, type, max, components, ofs, round) { \
+       temp_type opcty = fade * max + round, trnsp = max - opcty; \
+       type** output_rows = (type**)output->get_rows(); \
+       type** input_rows = (type**)input->get_rows(); \
+       ix *= components;  ox *= components; \
+ \
+       for( int i=pkg->out_row1; i<pkg->out_row2; ++i ) { \
+               type* in_row = input_rows[i + iy] + ix; \
+               type* output = output_rows[i] + ox; \
+               for( int j=ow; --j>=0; ) { \
+                       if( components == 4 ) { \
+                               temp_type r, g, b, a; \
+                               ALPHA4_BLEND(FN, temp_type, in_row, output, max, ofs, ofs, round); \
+                               ALPHA4_STORE(output, ofs, max); \
+                       } \
+                       else { \
+                               temp_type r, g, b; \
+                               ALPHA3_BLEND(FN, temp_type, in_row, output, max, ofs, ofs, round); \
+                               ALPHA3_STORE(output, ofs, max); \
+                       } \
+                       in_row += components;  output += components; \
+               } \
+       } \
+} break
+
+#endif