lavu: add an API function to return the Libav version string

This returns something like "v12_dev0-1332-g333a27c". This is much more
useful than the individual library versions, of which there are too
many, and which are very hard to map back to releases or git commits.

Signed-off-by: Janne Grunau <janne-libav@jannau.net>
This commit is contained in:
wm4 2015-07-02 19:04:59 +02:00 committed by Janne Grunau
parent a31c4b2cbe
commit 1316df7aa9
6 changed files with 22 additions and 5 deletions

2
.gitignore vendored
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@ -26,7 +26,7 @@
/avprobe
/config.*
/coverage.info
/version.h
/avversion.h
/doc/*.1
/doc/*.html
/doc/*.pod

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@ -162,8 +162,8 @@ GIT_LOG = $(SRC_PATH)/.git/logs/HEAD
.version: $(wildcard $(GIT_LOG)) $(VERSION_SH) config.mak
.version: M=@
version.h .version:
$(M)$(VERSION_SH) $(SRC_PATH) version.h $(EXTRA_VERSION)
avversion.h .version:
$(M)$(VERSION_SH) $(SRC_PATH) avversion.h $(EXTRA_VERSION)
$(Q)touch .version
# force version.sh to run whenever version might have changed
@ -204,7 +204,7 @@ clean::
distclean::
$(RM) $(DISTCLEANSUFFIXES)
$(RM) config.* .config libavutil/avconfig.h .version version.h
$(RM) config.* .config libavutil/avconfig.h .version avversion.h
config:
$(SRC_PATH)/configure $(value LIBAV_CONFIGURATION)

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@ -45,8 +45,8 @@
#include "libavutil/dict.h"
#include "libavutil/opt.h"
#include "libavutil/cpu.h"
#include "avversion.h"
#include "cmdutils.h"
#include "version.h"
#if CONFIG_NETWORK
#include "libavformat/network.h"
#endif

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@ -19,6 +19,9 @@ API changes, most recent first:
2015-xx-xx - xxxxxxx - lavu 54.14.0 - cpu.h
Add AV_CPU_FLAG_AVXSLOW.
2015-xx-xx - xxxxxxx - lavu 56.xx.0
Add av_version_info().
2015-xx-xx - xxxxxxx - lavc 56.23.0
Add av_vda_default_init2.

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@ -163,6 +163,13 @@
*/
unsigned avutil_version(void);
/**
* Return an informative version string. This usually is the actual release
* version number or a git commit description. This string has no fixed format
* and can change any time. It should never be parsed by code.
*/
const char *av_version_info(void);
/**
* Return the libavutil build-time configuration.
*/

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@ -19,11 +19,18 @@
#include "config.h"
#include "avutil.h"
#include "avversion.h"
/**
* @file
* various utility functions
*/
const char *av_version_info(void)
{
return LIBAV_VERSION;
}
unsigned avutil_version(void)
{
return LIBAVUTIL_VERSION_INT;