57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
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/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_EFFECTVISUALIZERAPI_H_
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#define ANDROID_EFFECTVISUALIZERAPI_H_
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#include <media/EffectApi.h>
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#if __cplusplus
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extern "C" {
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#endif
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#ifndef OPENSL_ES_H_
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static const effect_uuid_t SL_IID_VISUALIZATION_ =
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{ 0xe46b26a0, 0xdddd, 0x11db, 0x8afd, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
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const effect_uuid_t * const SL_IID_VISUALIZATION = &SL_IID_VISUALIZATION_;
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#endif //OPENSL_ES_H_
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#define VISUALIZER_CAPTURE_SIZE_MAX 1024 // maximum capture size in samples
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#define VISUALIZER_CAPTURE_SIZE_MIN 128 // minimum capture size in samples
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/* enumerated parameters for Visualizer effect */
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typedef enum
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{
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VISU_PARAM_CAPTURE_SIZE, // Sets the number PCM samples in the capture.
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} t_visualizer_params;
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/* commands */
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typedef enum
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{
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VISU_CMD_CAPTURE = EFFECT_CMD_FIRST_PROPRIETARY, // Gets the latest PCM capture.
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}t_visualizer_cmds;
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// VISU_CMD_CAPTURE retrieves the latest PCM snapshot captured by the visualizer engine.
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// It returns the number of samples specified by VISU_PARAM_CAPTURE_SIZE
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// in 8 bit unsigned format (0 = 0x80)
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#if __cplusplus
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} // extern "C"
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#endif
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#endif /*ANDROID_EFFECTVISUALIZERAPI_H_*/
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