From 4674ec0e4b833ab0d0365225ba99228df14abe87 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Fri, 13 Jan 2017 09:05:08 +0100 Subject: Rename to blind MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/blind-next-frame.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 src/blind-next-frame.c (limited to 'src/blind-next-frame.c') diff --git a/src/blind-next-frame.c b/src/blind-next-frame.c new file mode 100644 index 0000000..6a55790 --- /dev/null +++ b/src/blind-next-frame.c @@ -0,0 +1,63 @@ +/* See LICENSE file for copyright and license details. */ +#include "stream.h" +#include "util.h" + +#include +#include +#include + +USAGE("width height pixel-format ...") + +int +main(int argc, char *argv[]) +{ + struct stream stream; + size_t n, w; + int i, anything = 0; + char *p; + + ENOFLAGS(argc < 3); + + stream.frames = 1; + stream.fd = STDIN_FILENO; + stream.file = ""; + stream.pixfmt[0] = '\0'; + + stream.width = entozu_arg(2, "the width", argv[0], 1, SIZE_MAX); + stream.height = entozu_arg(2, "the height", argv[1], 1, SIZE_MAX); + argv += 2, argc -= 2; + + n = (size_t)argc - 1; + for (i = 0; i < argc; i++) + n += strlen(argv[i]); + if (n < sizeof(stream.pixfmt)) { + p = stpcpy(stream.pixfmt, argv[0]); + for (i = 1; i < argc; i++) { + *p++ = ' '; + p = stpcpy(p, argv[i]); + } + } + + enset_pixel_size(2, &stream); + + fprint_stream_head(stdout, &stream); + enfflush(2, stdout, ""); + + w = stream.width * stream.pixel_size; + while (stream.height) { + stream.height--; + for (n = w; n; n -= stream.ptr) { + stream.ptr = 0; + if (!enread_stream(2, &stream, n)) + goto done; + anything = 1; + enwriteall(2, STDOUT_FILENO, stream.buf, stream.ptr, ""); + } + } +done: + + if (stream.height || n) + enprintf(2, "incomplete frame\n"); + + return !anything; +} -- cgit v1.2.3-70-g09d2