mirror of https://github.com/mpv-player/mpv
147 lines
3.6 KiB
C
147 lines
3.6 KiB
C
/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <inttypes.h>
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#include <libmpv/client.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef _WIN32
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#include <sys/types.h>
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#include <io.h>
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#else
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#include <unistd.h>
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#endif
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// Stolen from osdep/compiler.h
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#ifdef __GNUC__
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#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format(printf, a1, a2)))
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#define MP_NORETURN __attribute__((noreturn))
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#else
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#define PRINTF_ATTRIBUTE(a1, a2)
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#define MP_NORETURN
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#endif
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// Broken crap with __USE_MINGW_ANSI_STDIO
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#if defined(__MINGW32__) && defined(__GNUC__) && !defined(__clang__)
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#undef PRINTF_ATTRIBUTE
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#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (gnu_printf, a1, a2)))
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#endif
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// Global handle
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static mpv_handle *ctx;
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// Temporary output file
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static const char *out_path;
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static void exit_cleanup(void)
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{
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if (ctx)
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mpv_destroy(ctx);
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if (out_path)
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unlink(out_path);
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}
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MP_NORETURN PRINTF_ATTRIBUTE(1, 2)
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static void fail(const char *fmt, ...)
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{
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if (fmt) {
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va_list va;
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va_start(va, fmt);
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vfprintf(stderr, fmt, va);
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va_end(va);
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}
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exit(1);
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}
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static void check_api_error(int status)
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{
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if (status < 0)
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fail("libmpv error: %s\n", mpv_error_string(status));
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}
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static void wait_done(void)
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{
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while (1) {
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mpv_event *ev = mpv_wait_event(ctx, -1.0);
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if (ev->event_id == MPV_EVENT_NONE)
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continue;
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printf("event: %s\n", mpv_event_name(ev->event_id));
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if (ev->event_id == MPV_EVENT_SHUTDOWN)
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return;
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}
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}
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static void check_output(int fd)
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{
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off_t size = lseek(fd, 0, SEEK_END);
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if (size < 100)
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fail("did not encode anything");
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char magic[4] = {0};
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lseek(fd, 0, SEEK_SET);
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read(fd, magic, sizeof(magic));
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static const char ebml_magic[] = {26, 69, 223, 163};
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if (memcmp(magic, ebml_magic, 4) != 0)
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fail("output was not Matroska");
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puts("output file ok");
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}
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int mp_mkostemps(char *template, int suffixlen, int flags);
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int main(int argc, char *argv[])
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{
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atexit(exit_cleanup);
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ctx = mpv_create();
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if (!ctx)
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return 1;
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int fd;
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{
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char path[] = "./testout.XXXXXX";
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fd = mp_mkostemps(path, 0, 0);
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if (fd == -1)
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fail("mkstemp failed");
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out_path = strdup(path);
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}
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check_api_error(mpv_set_option_string(ctx, "o", out_path));
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check_api_error(mpv_set_option_string(ctx, "of", "matroska"));
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check_api_error(mpv_set_option_string(ctx, "end", "1.5"));
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if (mpv_initialize(ctx) != 0)
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return 1;
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check_api_error(mpv_set_option_string(ctx, "terminal", "yes"));
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check_api_error(mpv_set_option_string(ctx, "msg-level", "all=v"));
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check_api_error(mpv_set_option_string(ctx, "idle", "once"));
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const char *cmd[] = {"loadfile", "av://lavfi:testsrc", NULL};
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check_api_error(mpv_command(ctx, cmd));
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wait_done();
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mpv_destroy(ctx);
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ctx = NULL;
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check_output(fd);
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close(fd);
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return 0;
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}
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