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      1 /*
      2  * Copyright (C) 2011 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 <SLES/OpenSLES.h>
     18 #include <OMXAL/OpenMAXAL.h>
     19 #include "attr.h"
     20 #include "handlers.h"
     21 
     22 #define NULL 0
     23 
     24 /* The entries in this table are sorted first by object ID, and second
     25  * by attribute mask. The holes in the table are deliberate to permit
     26  * direct lookup. Don't cross streams!
     27  */
     28 const AttributeHandler handlerTable[1 + XA_OBJECTID_CAMERADEVICE +
     29         (SL_OBJECTID_METADATAEXTRACTOR - SL_OBJECTID_ENGINE) + 1][ATTR_INDEX_MAX] = {
     30 
     31 // XA IDs map directly to table indices
     32 
     33     [XA_OBJECTID_MEDIAPLAYER] = {
     34         [ATTR_INDEX_GAIN]        = handler_MediaPlayer_gain,
     35         [ATTR_INDEX_TRANSPORT]   = handler_MediaPlayer_transport,
     36         [ATTR_INDEX_POSITION]    = handler_MediaPlayer_position,
     37         [ATTR_INDEX_ABQ_ENQUEUE] = handler_MediaPlayer_abq_enqueue,
     38         [ATTR_INDEX_PLAY_STATE]  = handler_MediaPlayer_play_state},
     39 
     40 // SL IDs need a little arithmetic to make them contiguous with XA IDs
     41 #define _(id) ((id) - SL_OBJECTID_ENGINE + XA_OBJECTID_CAMERADEVICE + 1)
     42 
     43     [_(SL_OBJECTID_AUDIOPLAYER)] = {
     44 #ifdef ANDROID
     45         [ATTR_INDEX_GAIN]        = handler_AudioPlayer_gain,
     46 #endif
     47         [ATTR_INDEX_TRANSPORT]   = handler_AudioPlayer_transport,
     48         [ATTR_INDEX_POSITION]    = handler_AudioPlayer_position,
     49         [ATTR_INDEX_BQ_ENQUEUE]  = handler_AudioPlayer_bq_enqueue,
     50         [ATTR_INDEX_ABQ_ENQUEUE] = handler_AudioPlayer_abq_enqueue,
     51         [ATTR_INDEX_PLAY_STATE]  = handler_AudioPlayer_play_state},
     52 
     53     [_(SL_OBJECTID_AUDIORECORDER)] = {
     54         [ATTR_INDEX_TRANSPORT]   = handler_AudioRecorder_transport},
     55 
     56     [_(SL_OBJECTID_MIDIPLAYER)] = {
     57         [ATTR_INDEX_GAIN]        = handler_MidiPlayer_gain,
     58         [ATTR_INDEX_POSITION]    = handler_MidiPlayer_position},
     59 
     60     [_(SL_OBJECTID_OUTPUTMIX)] = {
     61         [ATTR_INDEX_GAIN]        = handler_OutputMix_gain},
     62 
     63 };
     64