[FFmpeg-cvslog] avutil/spherical: Use av_strstart instead of strncmp

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Wed Feb 24 03:37:26 2021 +0100| [514ee8770d937ffba8902386edc77d315408c536] | committer: Andreas Rheinhardt

avutil/spherical: Use av_strstart instead of strncmp

It makes the intent clearer and avoids calculating the length
separately.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=514ee8770d937ffba8902386edc77d315408c536
---

 libavutil/spherical.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavutil/spherical.c b/libavutil/spherical.c
index 4a7f3e49ca..ed66344a2f 100644
--- a/libavutil/spherical.c
+++ b/libavutil/spherical.c
@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include "avstring.h"
 #include "mem.h"
 #include "spherical.h"
 
@@ -70,8 +71,7 @@ int av_spherical_from_name(const char *name)
     int i;
 
     for (i = 0; i < FF_ARRAY_ELEMS(spherical_projection_names); i++) {
-        size_t len = strlen(spherical_projection_names[i]);
-        if (!strncmp(spherical_projection_names[i], name, len))
+        if (av_strstart(name, spherical_projection_names[i], NULL))
             return i;
     }