tak: simplify ff_tak_check_crc()

Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago · f5d5bc3493
parent b84de51f54
commit f5d5bc3493
1 changed files with 1 additions and 2 deletions
--- a/libavcodec/tak.c
+++ b/libavcodec/tak.c
@ -19,7 +19,6 @@
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

-#include "libavutil/bswap.h"
 #include "libavutil/crc.h"
 #include "libavutil/intreadwrite.h"
 #include "tak.h"
@ -97,7 +96,7 @@ int ff_tak_check_crc(const uint8_t *buf, unsigned int buf_size)
        return AVERROR_INVALIDDATA;
    buf_size -= 3;

-    CRC = av_bswap32(AV_RL24(buf + buf_size)) >> 8;
+    CRC = AV_RB24(buf + buf_size);
    crc = av_crc(crc_24, 0xCE04B7U, buf, buf_size);
    if (CRC != crc)
        return AVERROR_INVALIDDATA;