diff options
Diffstat (limited to 'libavcodec/amrnbdec.c')
| -rw-r--r-- | libavcodec/amrnbdec.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/libavcodec/amrnbdec.c b/libavcodec/amrnbdec.c index dc7f95ccbc..ead06ca0d4 100644 --- a/libavcodec/amrnbdec.c +++ b/libavcodec/amrnbdec.c @@ -44,7 +44,6 @@ #include <math.h> #include "avcodec.h" -#include "get_bits.h" #include "libavutil/common.h" #include "celp_math.h" #include "celp_filters.h" @@ -189,16 +188,11 @@ static av_cold int amrnb_decode_init(AVCodecContext *avctx) static enum Mode unpack_bitstream(AMRContext *p, const uint8_t *buf, int buf_size) { - GetBitContext gb; enum Mode mode; - init_get_bits(&gb, buf, buf_size * 8); - // Decode the first octet. - skip_bits(&gb, 1); // padding bit - mode = get_bits(&gb, 4); // frame type - p->bad_frame_indicator = !get_bits1(&gb); // quality bit - skip_bits(&gb, 2); // two padding bits + mode = buf[0] >> 3 & 0x0F; // frame type + p->bad_frame_indicator = (buf[0] & 0x4) != 0x4; // quality bit if (mode >= N_MODES || buf_size < frame_sizes_nb[mode] + 1) { return NO_DATA; |