Bluetooth LE Stack
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Outline
#define LE_AUDIO_UTIL_H
#include <stdint.h>
#include "le_audio.h"
#include "btstack_lc3.h"
le_audio_util_virtual_memcpy_helper(const uint8_t *, uint16_t, uint16_t, uint8_t *, uint16_t, uint16_t);
le_audio_util_metadata_virtual_memcpy(const le_audio_metadata_t *, uint8_t, uint16_t *, uint8_t *, uint16_t, uint16_t);
le_audio_util_metadata_parse(const uint8_t *, uint8_t, le_audio_metadata_t *);
le_audio_util_metadata_serialize(const le_audio_metadata_t *, uint8_t *, uint16_t);
le_audio_util_metadata_serialize_using_mask(const le_audio_metadata_t *, uint8_t *, uint16_t);
le_audio_util_get_btstack_lc3_frame_duration(le_audio_codec_frame_duration_index_t);
le_audio_get_frame_duration_us(le_audio_codec_frame_duration_index_t);
le_audio_get_frame_duration_index(uint16_t);
le_audio_get_sampling_frequency_hz(le_audio_codec_sampling_frequency_index_t);
le_audio_get_sampling_frequency_index(uint32_t);
le_audio_util_get_codec_setting(le_audio_codec_sampling_frequency_index_t, le_audio_codec_frame_duration_index_t, le_audio_quality_t);
le_audio_util_get_qos_setting(le_audio_codec_sampling_frequency_index_t, le_audio_codec_frame_duration_index_t, le_audio_quality_t, uint8_t);
Files
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SourceVuRaspberry Pi Pico SDK and ExamplesBluetooth LE Stacksrc/le-audio/le_audio_util.h
 
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/* * Copyright (C) 2022 BlueKitchen GmbH * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * *//* ... */ /** * @title LE Audio Util * *//* ... */ #ifndef LE_AUDIO_UTIL_H #define LE_AUDIO_UTIL_H #include <stdint.h> #include "le_audio.h" #include "btstack_lc3.h" #if defined __cplusplus extern "C" { #endif uint16_t le_audio_util_virtual_memcpy_helper( const uint8_t * field_data, uint16_t field_len, uint16_t field_offset, uint8_t * buffer, uint16_t buffer_size, uint16_t buffer_offset); uint16_t le_audio_util_metadata_virtual_memcpy(const le_audio_metadata_t * metadata, uint8_t metadata_length, uint16_t * records_offset, uint8_t * buffer, uint16_t buffer_size, uint16_t buffer_offset); uint16_t le_audio_util_metadata_parse(const uint8_t *buffer, uint8_t buffer_size, le_audio_metadata_t * metadata); uint16_t le_audio_util_metadata_serialize(const le_audio_metadata_t *metadata, uint8_t * event, uint16_t event_size); uint16_t le_audio_util_metadata_serialize_using_mask(const le_audio_metadata_t *metadata, uint8_t * tlv_buffer, uint16_t tlv_buffer_size); btstack_lc3_frame_duration_t le_audio_util_get_btstack_lc3_frame_duration(le_audio_codec_frame_duration_index_t frame_duration_index); uint16_t le_audio_get_frame_duration_us(le_audio_codec_frame_duration_index_t frame_duration_index); le_audio_codec_frame_duration_index_t le_audio_get_frame_duration_index(uint16_t frame_duration_us); uint32_t le_audio_get_sampling_frequency_hz(le_audio_codec_sampling_frequency_index_t sampling_frequency_index); le_audio_codec_sampling_frequency_index_t le_audio_get_sampling_frequency_index(uint32_t sampling_frequency_hz); const le_audio_codec_configuration_t * le_audio_util_get_codec_setting( le_audio_codec_sampling_frequency_index_t sampling_frequency_index, le_audio_codec_frame_duration_index_t frame_duration_index, le_audio_quality_t audio_quality); const le_audio_qos_configuration_t * le_audio_util_get_qos_setting( le_audio_codec_sampling_frequency_index_t sampling_frequency_index, le_audio_codec_frame_duration_index_t frame_duration_index, le_audio_quality_t audio_quality, uint8_t num_channels); #if defined __cplusplus }extern "C" { ... } #endif /* ... */ #endif
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