64 lines
1.5 KiB
C
64 lines
1.5 KiB
C
/* equalizer.h - native equalizer test application header
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*
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* Based on native pcm test application platform/system/extras/sound/playwav.c
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*
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* Copyright (C) 2008 The Android Open Source Project
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* Copyright (c) 2010, The Linux Foundation. All rights reserved.
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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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#include <stdio.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdint.h>
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#define FILTER_GAIN_MAX 6
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#define FILTER_GAIN_MIN -6
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#define MAX_PRESETS 17
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#define MAX_BAND_COUNT 12
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enum equalizers {
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NONE,
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BASS_BOOST,
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BASS_CUT,
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TREBLE_BOOST,
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TREBLE_CUT,
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BAND_BOOST,
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BAND_CUT,
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};
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enum eq_presets {
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BLANK,
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CLUB,
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DANCE,
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FULLBASS,
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FULLBASSTREBLE,
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FULLTREBLE,
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LAPTOP,
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LARGEHALL,
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LIVE,
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PARTY,
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POP,
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REGGAE,
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ROCK,
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SKA,
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SOFT,
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SOFTROCK,
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TECHNO,
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};
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int set_pcm_default_eq_values(int fd, int preset);
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