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      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 #define DEVICE_ID_HEADSET 1
     18 #define DEVICE_ID_HANDSFREE 2
     19 
     20 extern const struct AudioInput_id_descriptor {
     21     SLuint32 id;
     22     const SLAudioInputDescriptor *descriptor;
     23 } AudioInput_id_descriptors[];
     24 
     25 extern const struct AudioOutput_id_descriptor {
     26     SLuint32 id;
     27     const SLAudioOutputDescriptor *descriptor;
     28 } AudioOutput_id_descriptors[];
     29 
     30 extern const struct LED_id_descriptor {
     31     SLuint32 id;
     32     const SLLEDDescriptor *descriptor;
     33 } LED_id_descriptors[];
     34 
     35 extern const struct Vibra_id_descriptor {
     36     SLuint32 id;
     37     const SLVibraDescriptor *descriptor;
     38 } Vibra_id_descriptors[];
     39 
     40 // These are not in 1.0.1 header file
     41 #define SL_AUDIOCODEC_NULL   0
     42 #define SL_AUDIOCODEC_VORBIS 9
     43 
     44 /** \brief Associates a codec ID with a corresponding codec descriptor */
     45 
     46 typedef struct {
     47     SLuint32 mCodecID;  ///< The codec ID
     48     const SLAudioCodecDescriptor *mDescriptor;  ///< The corresponding descriptor
     49 } CodecDescriptor;
     50 
     51 #define MAX_DECODERS 9 ///< (sizeof(Decoder_IDs) / sizeof(Decoder_IDs[0]))
     52 #define MAX_ENCODERS 9 ///< (sizeof(Encoder_IDs) / sizeof(Encoder_IDs[0]))
     53 
     54 extern const XAuint32 *VideoDecoderIds;
     55 extern const XAuint32 kMaxVideoDecoders;
     56 
     57 // For now, but encoders might be different than decoders later
     58 extern const SLuint32 *Decoder_IDs, *Encoder_IDs;
     59 
     60 extern const CodecDescriptor DecoderDescriptors[], EncoderDescriptors[];
     61 
     62 extern SLresult GetCodecCapabilities(SLuint32 decoderId, SLuint32 *pIndex,
     63     SLAudioCodecDescriptor *pDescriptor,
     64     const CodecDescriptor *codecDescriptors);
     65