avformat/dtsdec: reduce the scope of crctab

Signed-off-by: James Almer <jamrial@gmail.com>
9 years ago · e3df56f5b4
parent bb7c558070
commit e3df56f5b4
1 changed files with 1 additions and 2 deletions
--- a/libavformat/dtsdec.c
+++ b/libavformat/dtsdec.c
@ -38,7 +38,6 @@ static int dts_probe(AVProbeData *p)
    int sum, max, pos, i;
    int64_t diff = 0;
    uint8_t hdr[12 + AV_INPUT_BUFFER_PADDING_SIZE] = { 0 };
-    const AVCRC *crctab = av_crc_get_table(AV_CRC_16_CCITT);

    for (pos = FFMIN(4096, p->buf_size); pos < p->buf_size - 2; pos += 2) {
        int marker, sample_blocks, sample_rate, sr_code, framesize;
@ -68,7 +67,7 @@ static int dts_probe(AVProbeData *p)
                continue;
            if (pos - 2 + hdr_size > p->buf_size)
                continue;
-            if (av_crc(crctab, 0xffff, buf + 3, hdr_size - 5))
+            if (av_crc(av_crc_get_table(AV_CRC_16_CCITT), 0xffff, buf + 3, hdr_size - 5))
                continue;

            if (pos == exss_nextpos)