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authorwm4 <nfxjfg@googlemail.com>2015-07-02 19:04:59 +0200
committerJanne Grunau <janne-libav@jannau.net>2015-07-02 23:22:53 +0200
commit1316df7aa98c4784f190d107206d0bb12c590b89 (patch)
treebc8922c649dd88312f81b9521bc82660c7c65fe3
parenta31c4b2cbef9aee15910fc3df52519aef46760de (diff)
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>
-rw-r--r--.gitignore2
-rw-r--r--Makefile6
-rw-r--r--cmdutils.c2
-rw-r--r--doc/APIchanges3
-rw-r--r--libavutil/avutil.h7
-rw-r--r--libavutil/utils.c7
6 files changed, 22 insertions, 5 deletions
diff --git a/.gitignore b/.gitignore
index e225866ec6..d3cde42c65 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,7 +26,7 @@
/avprobe
/config.*
/coverage.info
-/version.h
+/avversion.h
/doc/*.1
/doc/*.html
/doc/*.pod
diff --git a/Makefile b/Makefile
index cc016b3cd1..5807acd562 100644
--- a/Makefile
+++ b/Makefile
@@ -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)
diff --git a/cmdutils.c b/cmdutils.c
index c4a78199f3..bc22ef5839 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -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
diff --git a/doc/APIchanges b/doc/APIchanges
index 0ddfb11e03..06ad1b7f4f 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -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.
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index f056415f09..688068eff8 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -164,6 +164,13 @@
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.
*/
const char *avutil_configuration(void);
diff --git a/libavutil/utils.c b/libavutil/utils.c
index c8c161dccb..8dcf3b6774 100644
--- a/libavutil/utils.c
+++ b/libavutil/utils.c
@@ -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;