diff options
Diffstat (limited to 'src/vu-set-luma.c')
| -rw-r--r-- | src/vu-set-luma.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/src/vu-set-luma.c b/src/vu-set-luma.c deleted file mode 100644 index 4500645..0000000 --- a/src/vu-set-luma.c +++ /dev/null @@ -1,47 +0,0 @@ -/* See LICENSE file for copyright and license details. */ -#include "stream.h" -#include "util.h" - -#include <fcntl.h> -#include <stdint.h> -#include <string.h> -#include <unistd.h> - -USAGE("luma-stream") - -static void -process_xyza(struct stream *colour, struct stream *luma, size_t n) -{ - size_t i; - double a; - for (i = 0; i < n; i += colour->pixel_size) { - a = ((double *)(luma->buf + i))[1]; - a *= ((double *)(luma->buf + i))[3]; - ((double *)(colour->buf + i))[1] *= a; - } -} - -int -main(int argc, char *argv[]) -{ - struct stream colour, luma; - void (*process)(struct stream *colour, struct stream *luma, size_t n); - - ENOFLAGS(argc != 1); - - colour.file = "<stdin>"; - colour.fd = STDIN_FILENO; - einit_stream(&colour); - - luma.file = argv[0]; - luma.fd = eopen(luma.file, O_RDONLY); - einit_stream(&luma); - - if (!strcmp(colour.pixfmt, "xyza")) - process = process_xyza; - else - eprintf("pixel format %s is not supported, try xyza\n", colour.pixfmt); - - process_two_streams(&colour, &luma, STDOUT_FILENO, "<stdout>", process); - return 0; -} |
