Merge commit 'b85a5e87af4254b80913fe33591d96361f30832b'

* commit 'b85a5e87af4254b80913fe33591d96361f30832b':
  lavu: Add av_strnstr()
  h264: Allow discarding the cropping information from SPS

Conflicts:
	Changelog
	doc/APIchanges
	libavcodec/avcodec.h
	libavcodec/version.h
	libavutil/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>

3 files changed, 31 insertions, 2 deletions

diff --git a/libavutil/avstring.c b/libavutil/avstring.c
index b47fe53..2f00374 100644
--- a/libavutil/avstring.c
+++ b/libavutil/avstring.c
@@ -65,6 +65,20 @@ char *av_stristr(const char *s1, const char *s2)
     return NULL;
 }
 
+char *av_strnstr(const char *haystack, const char *needle, size_t hay_length)
+{
+    size_t needle_len = strlen(needle);
+    if (!needle_len)
+        return haystack;
+    while (hay_length >= needle_len) {
+        hay_length--;
+        if (!memcmp(haystack, needle, needle_len))
+            return haystack;
+        haystack++;
+    }
+    return NULL;
+}
+
 size_t av_strlcpy(char *dst, const char *src, size_t size)
 {
     size_t len = 0;
diff --git a/libavutil/avstring.h b/libavutil/avstring.h
index d7af9ec..b08d78e 100644
--- a/libavutil/avstring.h
+++ b/libavutil/avstring.h
@@ -67,6 +67,21 @@ int av_stristart(const char *str, const char *pfx, const char **ptr);
 char *av_stristr(const char *haystack, const char *needle);
 
 /**
+ * Locate the first occurrence of the string needle in the string haystack
+ * where not more than hay_length characters are searched. A zero-length
+ * string needle is considered to match at the start of haystack.
+ *
+ * This function is a length-limited version of the standard strstr().
+ *
+ * @param haystack   string to search in
+ * @param needle     string to search for
+ * @param hay_length length of string to search in
+ * @return           pointer to the located match within haystack
+ *                   or a null pointer if no match
+ */
+char *av_strnstr(const char *haystack, const char *needle, size_t hay_length);
+
+/**
  * Copy the string src to dst, but no more than size - 1 bytes, and
  * null-terminate dst.
  *
diff --git a/libavutil/version.h b/libavutil/version.h
index 6e81f48..ee3fd2d 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -75,8 +75,8 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  52
-#define LIBAVUTIL_VERSION_MINOR  15
-#define LIBAVUTIL_VERSION_MICRO 103
+#define LIBAVUTIL_VERSION_MINOR  16
+#define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                LIBAVUTIL_VERSION_MINOR, \