avformat/takdec: Don't initialize get_bits context to read one value

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

libavcodec/tak.h

@@ -44,7 +44,6 @@
 #define TAK_LAST_FRAME_SIZE_BITS               24
 #define TAK_ENCODER_CODEC_BITS                  6
 #define TAK_ENCODER_PROFILE_BITS                4
-#define TAK_ENCODER_VERSION_BITS               24
 #define TAK_SAMPLE_RATE_MIN                  6000
 #define TAK_CHANNELS_MIN                        1
 #define TAK_BPS_MIN                             8

libavformat/takdec.c

@@ -171,9 +171,8 @@ static int tak_read_header(AVFormatContext *s)
                               get_bits(&gb, TAK_LAST_FRAME_SIZE_BITS);
             av_freep(&buffer);
         } else if (type == TAK_METADATA_ENCODER) {
-            init_get_bits8(&gb, buffer, size - 3);
             av_log(s, AV_LOG_VERBOSE, "encoder version: %0X\n",
-                   get_bits_long(&gb, TAK_ENCODER_VERSION_BITS));
+                   AV_RL24(buffer));
             av_freep(&buffer);
         }
     }