[FFmpeg-cvslog] cmdutils: replace fprintf() by av_log()
Anton Khirnov
git at videolan.org
Tue Sep 27 02:25:28 CEST 2011
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Mon Sep 26 08:39:43 2011 +0200| [1c5e9551bca12e040270e0cd3d71440f83e9f8ae] | committer: Anton Khirnov
cmdutils: replace fprintf() by av_log()
This way, all messages can be easily disabled with -loglevel.
Behavior change -- configuration is printed with AV_LOG_VERBOSE, so it's
not shown by default.
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1c5e9551bca12e040270e0cd3d71440f83e9f8ae
---
cmdutils.c | 73 ++++++++++++++++++++++++++++++-----------------------------
1 files changed, 37 insertions(+), 36 deletions(-)
diff --git a/cmdutils.c b/cmdutils.c
index 2b2fea8..1e873e6 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -91,7 +91,7 @@ double parse_number_or_die(const char *context, const char *numstr, int type, do
error= "Expected int for %s but found %s\n";
else
return d;
- fprintf(stderr, error, context, numstr, min, max);
+ av_log(NULL, AV_LOG_FATAL, error, context, numstr, min, max);
exit_program(1);
return 0;
}
@@ -100,8 +100,8 @@ int64_t parse_time_or_die(const char *context, const char *timestr, int is_durat
{
int64_t us;
if (av_parse_time(&us, timestr, is_duration) < 0) {
- fprintf(stderr, "Invalid %s specification for %s: %s\n",
- is_duration ? "duration" : "date", context, timestr);
+ av_log(NULL, AV_LOG_FATAL, "Invalid %s specification for %s: %s\n",
+ is_duration ? "duration" : "date", context, timestr);
exit_program(1);
}
return us;
@@ -368,7 +368,7 @@ int opt_default(const char *opt, const char *arg)
if (o)
return 0;
- fprintf(stderr, "Unrecognized option '%s'\n", opt);
+ av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt);
return AVERROR_OPTION_NOT_FOUND;
}
@@ -397,10 +397,10 @@ int opt_loglevel(const char *opt, const char *arg)
level = strtol(arg, &tail, 10);
if (*tail) {
- fprintf(stderr, "Invalid loglevel \"%s\". "
- "Possible levels are numbers or:\n", arg);
+ av_log(NULL, AV_LOG_FATAL, "Invalid loglevel \"%s\". "
+ "Possible levels are numbers or:\n", arg);
for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++)
- fprintf(stderr, "\"%s\"\n", log_levels[i].name);
+ av_log(NULL, AV_LOG_FATAL, "\"%s\"\n", log_levels[i].name);
exit_program(1);
}
av_log_set_level(level);
@@ -415,7 +415,7 @@ int opt_timelimit(const char *opt, const char *arg)
if (setrlimit(RLIMIT_CPU, &rl))
perror("setrlimit");
#else
- fprintf(stderr, "Warning: -%s not implemented on this OS\n", opt);
+ av_log(NULL, AV_LOG_WARNING, "-%s not implemented on this OS\n", opt);
#endif
return 0;
}
@@ -427,7 +427,7 @@ void print_error(const char *filename, int err)
if (av_strerror(err, errbuf, sizeof(errbuf)) < 0)
errbuf_ptr = strerror(AVUNERROR(err));
- fprintf(stderr, "%s: %s\n", filename, errbuf_ptr);
+ av_log(NULL, AV_LOG_ERROR, "%s: %s\n", filename, errbuf_ptr);
}
static int warned_cfg = 0;
@@ -436,58 +436,59 @@ static int warned_cfg = 0;
#define SHOW_VERSION 2
#define SHOW_CONFIG 4
-#define PRINT_LIB_INFO(outstream,libname,LIBNAME,flags) \
+#define PRINT_LIB_INFO(libname, LIBNAME, flags, level) \
if (CONFIG_##LIBNAME) { \
const char *indent = flags & INDENT? " " : ""; \
if (flags & SHOW_VERSION) { \
unsigned int version = libname##_version(); \
- fprintf(outstream, "%slib%-9s %2d.%3d.%2d / %2d.%3d.%2d\n", \
- indent, #libname, \
- LIB##LIBNAME##_VERSION_MAJOR, \
- LIB##LIBNAME##_VERSION_MINOR, \
- LIB##LIBNAME##_VERSION_MICRO, \
- version >> 16, version >> 8 & 0xff, version & 0xff); \
+ av_log(NULL, level, "%slib%-9s %2d.%3d.%2d / %2d.%3d.%2d\n",\
+ indent, #libname, \
+ LIB##LIBNAME##_VERSION_MAJOR, \
+ LIB##LIBNAME##_VERSION_MINOR, \
+ LIB##LIBNAME##_VERSION_MICRO, \
+ version >> 16, version >> 8 & 0xff, version & 0xff); \
} \
if (flags & SHOW_CONFIG) { \
const char *cfg = libname##_configuration(); \
if (strcmp(LIBAV_CONFIGURATION, cfg)) { \
if (!warned_cfg) { \
- fprintf(outstream, \
+ av_log(NULL, level, \
"%sWARNING: library configuration mismatch\n", \
indent); \
warned_cfg = 1; \
} \
- fprintf(stderr, "%s%-11s configuration: %s\n", \
+ av_log(NULL, level, "%s%-11s configuration: %s\n", \
indent, #libname, cfg); \
} \
} \
} \
-static void print_all_libs_info(FILE* outstream, int flags)
+static void print_all_libs_info(int flags, int level)
{
- PRINT_LIB_INFO(outstream, avutil, AVUTIL, flags);
- PRINT_LIB_INFO(outstream, avcodec, AVCODEC, flags);
- PRINT_LIB_INFO(outstream, avformat, AVFORMAT, flags);
- PRINT_LIB_INFO(outstream, avdevice, AVDEVICE, flags);
- PRINT_LIB_INFO(outstream, avfilter, AVFILTER, flags);
- PRINT_LIB_INFO(outstream, swscale, SWSCALE, flags);
- PRINT_LIB_INFO(outstream, postproc, POSTPROC, flags);
+ PRINT_LIB_INFO(avutil, AVUTIL, flags, level);
+ PRINT_LIB_INFO(avcodec, AVCODEC, flags, level);
+ PRINT_LIB_INFO(avformat, AVFORMAT, flags, level);
+ PRINT_LIB_INFO(avdevice, AVDEVICE, flags, level);
+ PRINT_LIB_INFO(avfilter, AVFILTER, flags, level);
+ PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
+ PRINT_LIB_INFO(postproc, POSTPROC, flags, level);
}
void show_banner(void)
{
- fprintf(stderr, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
- program_name, program_birth_year, this_year);
- fprintf(stderr, " built on %s %s with %s %s\n",
- __DATE__, __TIME__, CC_TYPE, CC_VERSION);
- fprintf(stderr, " configuration: " LIBAV_CONFIGURATION "\n");
- print_all_libs_info(stderr, INDENT|SHOW_CONFIG);
- print_all_libs_info(stderr, INDENT|SHOW_VERSION);
+ av_log(NULL, AV_LOG_INFO, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
+ program_name, program_birth_year, this_year);
+ av_log(NULL, AV_LOG_INFO, " built on %s %s with %s %s\n",
+ __DATE__, __TIME__, CC_TYPE, CC_VERSION);
+ av_log(NULL, AV_LOG_VERBOSE, " configuration: " LIBAV_CONFIGURATION "\n");
+ print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_VERBOSE);
+ print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_VERBOSE);
}
void show_version(void) {
+ av_log_set_callback(log_callback_help);
printf("%s " LIBAV_VERSION "\n", program_name);
- print_all_libs_info(stdout, SHOW_VERSION);
+ print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
}
void show_license(void)
@@ -777,7 +778,7 @@ int read_file(const char *filename, char **bufptr, size_t *size)
FILE *f = fopen(filename, "rb");
if (!f) {
- fprintf(stderr, "Cannot read file '%s': %s\n", filename, strerror(errno));
+ av_log(NULL, AV_LOG_ERROR, "Cannot read file '%s': %s\n", filename, strerror(errno));
return AVERROR(errno);
}
fseek(f, 0, SEEK_END);
@@ -785,7 +786,7 @@ int read_file(const char *filename, char **bufptr, size_t *size)
fseek(f, 0, SEEK_SET);
*bufptr = av_malloc(*size + 1);
if (!*bufptr) {
- fprintf(stderr, "Could not allocate file buffer\n");
+ av_log(NULL, AV_LOG_ERROR, "Could not allocate file buffer\n");
fclose(f);
return AVERROR(ENOMEM);
}
More information about the ffmpeg-cvslog
mailing list