1 /* 2 * Copyright (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 /* AudioEncoderCapabilities implementation */ 18 19 #include "sles_allinclusive.h" 20 21 22 static SLresult IAudioEncoderCapabilities_GetAudioEncoders(SLAudioEncoderCapabilitiesItf self, 23 SLuint32 *pNumEncoders, SLuint32 *pEncoderIds) 24 { 25 SL_ENTER_INTERFACE 26 27 if (NULL == pNumEncoders) { 28 result = SL_RESULT_PARAMETER_INVALID; 29 } else { 30 if (NULL == pEncoderIds) { 31 *pNumEncoders = MAX_ENCODERS; 32 } else { 33 SLuint32 numEncoders = *pNumEncoders; 34 if (MAX_ENCODERS <= numEncoders) 35 *pNumEncoders = numEncoders = MAX_ENCODERS; 36 memcpy(pEncoderIds, Encoder_IDs, numEncoders * sizeof(SLuint32)); 37 } 38 result = SL_RESULT_SUCCESS; 39 } 40 41 SL_LEAVE_INTERFACE 42 } 43 44 45 static SLresult IAudioEncoderCapabilities_GetAudioEncoderCapabilities( 46 SLAudioEncoderCapabilitiesItf self, SLuint32 encoderId, SLuint32 *pIndex, 47 SLAudioCodecDescriptor *pDescriptor) 48 { 49 SL_ENTER_INTERFACE 50 51 result = GetCodecCapabilities(encoderId, pIndex, pDescriptor, 52 EncoderDescriptors); 53 54 SL_LEAVE_INTERFACE 55 } 56 57 58 static const struct SLAudioEncoderCapabilitiesItf_ IAudioEncoderCapabilities_Itf = { 59 IAudioEncoderCapabilities_GetAudioEncoders, 60 IAudioEncoderCapabilities_GetAudioEncoderCapabilities 61 }; 62 63 void IAudioEncoderCapabilities_init(void *self) 64 { 65 IAudioEncoderCapabilities *this = (IAudioEncoderCapabilities *) self; 66 this->mItf = &IAudioEncoderCapabilities_Itf; 67 } 68
