lavf/mpsub: remove sscanf from probing.

This should make probing faster.
2013-05-06 22:48:36 +02:00
parent 905e1e4b52
commit a82cc54fb5
1 changed files with 3 additions and 4 deletions
--- a/libavformat/mpsubdec.c
+++ b/libavformat/mpsubdec.c
@@ -37,11 +37,10 @@ static int mpsub_probe(AVProbeData *p)
    const char *ptr_end = p->buf + p->buf_size;

    while (ptr < ptr_end) {
-        int n;
-
-        if (!memcmp(ptr, "FORMAT=TIME", 11) ||
-            sscanf(ptr, "FORMAT=%d", &n) == 1)
+        if (!memcmp(ptr, "FORMAT=TIME", 11))
            return AVPROBE_SCORE_EXTENSION;
+        if (!memcmp(ptr, "FORMAT=", 7))
+            return AVPROBE_SCORE_EXTENSION / 3;
        ptr += strcspn(ptr, "\n") + 1;
    }
    return 0;