avformat: use AVPROBE_SCORE_STREAM_RETRY, instead of AVPROBE_SCORE_RETRY - 1

This makes the code clearer

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

libavformat/avformat.h

@@ -338,6 +338,8 @@ typedef struct AVProbeData {
 } AVProbeData;
 
 #define AVPROBE_SCORE_RETRY (AVPROBE_SCORE_MAX/4)
+#define AVPROBE_SCORE_STREAM_RETRY (AVPROBE_SCORE_MAX/4-1)
+
 #define AVPROBE_SCORE_EXTENSION  50 ///< score for file extension
 #define AVPROBE_SCORE_MAX       100 ///< maximum score
 

libavformat/utils.c

@@ -659,7 +659,7 @@ no_packet:
 
         if (end || av_log2(pd->buf_size) != av_log2(pd->buf_size - pkt->size)) {
             int score = set_codec_from_probe_data(s, st, pd);
-            if (    (st->codec->codec_id != AV_CODEC_ID_NONE && score > AVPROBE_SCORE_RETRY-1)
+            if (    (st->codec->codec_id != AV_CODEC_ID_NONE && score > AVPROBE_SCORE_STREAM_RETRY)
                 || end) {
                 pd->buf_size = 0;
                 av_freep(&pd->buf);

libavformat/version.h

@@ -31,7 +31,7 @@
 
 #define LIBAVFORMAT_VERSION_MAJOR 55
 #define LIBAVFORMAT_VERSION_MINOR 29
-#define LIBAVFORMAT_VERSION_MICRO 100
+#define LIBAVFORMAT_VERSION_MICRO 101
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
                                                LIBAVFORMAT_VERSION_MINOR, \