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| author | Michael Niedermayer <michaelni@gmx.at> | 2012-02-19 16:51:25 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2012-02-19 21:17:25 +0100 |
| commit | 1060e9ce5454e7ac009969ab2cf8f7cd83a69ac3 (patch) | |
| tree | 10d3789701156b280f021c4180cee460cb39deaf | |
| parent | 04f7eee70908ffdffd55e159a9a37a07fdf9187e (diff) | |
| download | ffmpeg-1060e9ce5454e7ac009969ab2cf8f7cd83a69ac3.tar.gz | |
cmdutils: add -cpuflags.
This allows globally forcing specific cpuflags (or lack thereof)
Useful for debugging and benchmarking
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | cmdutils.c | 13 | ||||
| -rw-r--r-- | cmdutils.h | 2 | ||||
| -rw-r--r-- | cmdutils_common_opts.h | 1 |
3 files changed, 16 insertions, 0 deletions
diff --git a/cmdutils.c b/cmdutils.c index 218c9f0b3a..9248c9ca49 100644 --- a/cmdutils.c +++ b/cmdutils.c @@ -535,6 +535,19 @@ int opt_max_alloc(const char *opt, const char *arg) return 0; } +int opt_cpuflags(const char *opt, const char *arg) +{ + char *tail; + long flags = strtol(arg, &tail, 10); + + if (*tail) { + av_log(NULL, AV_LOG_FATAL, "Invalid cpuflags \"%s\".\n", arg); + exit_program(1); + } + av_force_cpu_flags(flags); + return 0; +} + int opt_codec_debug(const char *opt, const char *arg) { av_log_set_level(AV_LOG_DEBUG); diff --git a/cmdutils.h b/cmdutils.h index 35bef38002..ae7a87a1a0 100644 --- a/cmdutils.h +++ b/cmdutils.h @@ -85,6 +85,8 @@ int opt_report(const char *opt); int opt_max_alloc(const char *opt, const char *arg); +int opt_cpuflags(const char *opt, const char *arg); + int opt_codec_debug(const char *opt, const char *arg); /** diff --git a/cmdutils_common_opts.h b/cmdutils_common_opts.h index 0aa6d99db6..044f63b27c 100644 --- a/cmdutils_common_opts.h +++ b/cmdutils_common_opts.h @@ -16,3 +16,4 @@ { "debug", HAS_ARG, {(void*)opt_codec_debug}, "set debug flags", "flags" }, { "report", 0, {(void*)opt_report}, "generate a report" }, { "max_alloc", HAS_ARG, {(void*)opt_max_alloc}, "set maximum size of a single allocated block", "bytes" }, + { "cpuflags", HAS_ARG, {(void*)opt_cpuflags}, "force specific cpu flags", "flags" }, |