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82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/*
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* Copyright (C) 2008 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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#include <stdint.h>
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/*
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* The following definitions are copied from the android sources. Only the
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* relevant enum member and values needed are copied.
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*/
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/*
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* From https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/utils/Errors.h
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*/
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typedef int32_t status_t;
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/*
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* From https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/media/AudioTrack.h
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*/
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struct Buffer {
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uint32_t flags;
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int channelCount;
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int format;
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size_t frameCount;
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size_t size;
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union {
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void* raw;
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short* i16;
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int8_t* i8;
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};
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};
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enum event_type {
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EVENT_MORE_DATA = 0,
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EVENT_UNDERRUN = 1,
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EVENT_LOOP_END = 2,
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EVENT_MARKER = 3,
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EVENT_NEW_POS = 4,
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EVENT_BUFFER_END = 5
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};
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/**
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* From https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/media/AudioSystem.h
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* and
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* https://android.googlesource.com/platform/system/core/+/android-4.2.2_r1/include/system/audio.h
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*/
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#define AUDIO_STREAM_TYPE_MUSIC 3
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enum {
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AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS = 0x1,
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AUDIO_CHANNEL_OUT_FRONT_RIGHT_ICS = 0x2,
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AUDIO_CHANNEL_OUT_MONO_ICS = AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS,
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AUDIO_CHANNEL_OUT_STEREO_ICS = (AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS | AUDIO_CHANNEL_OUT_FRONT_RIGHT_ICS)
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} AudioTrack_ChannelMapping_ICS;
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enum {
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AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy = 0x4,
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AUDIO_CHANNEL_OUT_FRONT_RIGHT_Legacy = 0x8,
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AUDIO_CHANNEL_OUT_MONO_Legacy = AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy,
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AUDIO_CHANNEL_OUT_STEREO_Legacy = (AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy | AUDIO_CHANNEL_OUT_FRONT_RIGHT_Legacy)
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} AudioTrack_ChannelMapping_Legacy;
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typedef enum {
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AUDIO_FORMAT_PCM = 0x00000000,
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AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1,
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AUDIO_FORMAT_PCM_16_BIT = (AUDIO_FORMAT_PCM | AUDIO_FORMAT_PCM_SUB_16_BIT),
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} AudioTrack_SampleType;
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