/* * log functions * Copyright (c) 2003 Michel Bardiaux * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "libavutil/log.c" #include <string.h> static int call_log_format_line2(const char *fmt, char *buffer, int buffer_size, ...) { va_list args; int ret; int print_prefix=1; va_start(args, buffer_size); ret = av_log_format_line2(NULL, AV_LOG_INFO, fmt, args, buffer, buffer_size, &print_prefix); va_end(args); return ret; } int main(int argc, char **argv) { int i; av_log_set_level(AV_LOG_DEBUG); for (use_color=0; use_color<=256; use_color = 255*use_color+1) { av_log(NULL, AV_LOG_FATAL, "use_color: %d\n", use_color); for (i = AV_LOG_DEBUG; i>=AV_LOG_QUIET; i-=8) { av_log(NULL, i, " %d", i); av_log(NULL, AV_LOG_INFO, "e "); av_log(NULL, i + 256*123, "C%d", i); av_log(NULL, AV_LOG_INFO, "e"); } av_log(NULL, AV_LOG_PANIC, "\n"); } { int result; char buffer[4]; result = call_log_format_line2("foo", NULL, 0); if(result != 3) { printf("Test NULL buffer failed.\n"); return 1; } result = call_log_format_line2("foo", buffer, 2); if(result != 3 || strncmp(buffer, "f", 2)) { printf("Test buffer too small failed.\n"); return 1; } result = call_log_format_line2("foo", buffer, 4); if(result != 3 || strncmp(buffer, "foo", 4)) { printf("Test buffer sufficiently big failed.\n"); return 1; } } return 0; }