1/* 2 * Copyrightm (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include <strings.h> 18 19#include "AudioCodec.h" 20 21extern AudioCodec *newAlawCodec(); 22extern AudioCodec *newUlawCodec(); 23extern AudioCodec *newGsmCodec(); 24extern AudioCodec *newAmrCodec(); 25extern AudioCodec *newGsmEfrCodec(); 26 27struct AudioCodecType { 28 const char *name; 29 AudioCodec *(*create)(); 30} gAudioCodecTypes[] = { 31 {"PCMA", newAlawCodec}, 32 {"PCMU", newUlawCodec}, 33 {"GSM", newGsmCodec}, 34 {"AMR", newAmrCodec}, 35 {"GSM-EFR", newGsmEfrCodec}, 36 {NULL, NULL}, 37}; 38 39AudioCodec *newAudioCodec(const char *codecName) 40{ 41 AudioCodecType *type = gAudioCodecTypes; 42 while (type->name != NULL) { 43 if (strcasecmp(codecName, type->name) == 0) { 44 AudioCodec *codec = type->create(); 45 codec->name = type->name; 46 return codec; 47 } 48 ++type; 49 } 50 return NULL; 51} 52