1/* 2 * gsm 06.10 decoder, Microsoft variant 3 * Copyright (c) 2010 Reimar D��ffinger <Reimar.Doeffinger@gmx.de> 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22#define BITSTREAM_READER_LE 23#include "avcodec.h" 24#include "msgsmdec.h" 25#include "gsm.h" 26#include "gsmdec_template.c" 27 28int ff_msgsm_decode_block(AVCodecContext *avctx, int16_t *samples, 29 const uint8_t *buf, int mode) 30{ 31 int res; 32 GetBitContext gb; 33 init_get_bits(&gb, buf, GSM_MS_BLOCK_SIZE * 8); 34 res = gsm_decode_block(avctx, samples, &gb, mode); 35 if (res < 0) 36 return res; 37 return gsm_decode_block(avctx, samples + GSM_FRAME_SIZE, &gb, mode); 38} 39