fae271186c
* upgrade to IDF v5.1.1
* add new synchronization implementation, use sample stuffing / removal to keep up sync
* use big DMA buffer for I2S and improve sync
* Add DAC TAS5805M as custom board
* add wifi credential reset
o press reset button (nRESET pin) 3 times
but wait about 1s between button presses
the button press counter is reset 5s after boot
* Add support for PT8211 DAC (#78)
* upgrade ethernet interface to IDF v5 (#84)
* port official example of ethernet for IDF v5.x
* Fix cmake if guard for ethernet
Signed-off-by: Karl Osterseher <karli_o@gmx.at>
Co-authored-by: DerPicknicker <64746593+DerPicknicker@users.noreply.github.com>
Co-authored-by: whc2001 <ianwang0122@outlook.com>
132 lines
4.5 KiB
C
132 lines
4.5 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2021 <ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD>
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*
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* Permission is hereby granted for use on all ESPRESSIF SYSTEMS products, in
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* which case, it is free of charge, to any person obtaining a copy of this
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* software and associated documentation files (the "Software"), to deal in the
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* Software without restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do
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* so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef __AUDIO_QUEUE_H__
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#define __AUDIO_QUEUE_H__
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void *audio_queue_handle_t;
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/**
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* @brief Allocate queue instance with given item size and length
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*
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* @param queue_len The maximum number of items that the queue can
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* contain
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* @param item_size The number of bytes each item in the queue will
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* require
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*
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* @return - Others: Queue handle is returned
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* - NULL: Failed to create queue handle
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*/
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audio_queue_handle_t audio_queue_create(uint32_t queue_len, uint32_t item_size);
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/**
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* @brief Delete the queue
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*
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* @param queue A pointer to queue handle
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*
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* @return - 0: The queue deleted successfully
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*/
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int audio_queue_delete(audio_queue_handle_t queue);
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/**
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* @brief Post an item on given queue
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*
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* @param queue A pointer to queue handle
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* @param item A pointer to the item that is to be placed on
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* the queue
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* @param block_time_ms The maximum amount of millisecond the task
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* should block waiting for space to become available on the queue, should it
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* already be full
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*
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* @return - 0: The item was successfully posted
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* - Otherwise: Queue full error
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*/
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int audio_queue_send(audio_queue_handle_t queue, void *item,
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uint32_t block_time_ms);
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/**
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* @brief Post an item to the front of a queue
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*
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* @param queue A pointer to queue handle
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* @param item A pointer to the item that is to be placed on
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* the queue
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* @param block_time_ms The maximum amount of millisecond the task
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* should block waiting for space to become available on the queue, should it
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* already be full
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*
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* @return - 0: The item was successfully posted
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* - Otherwise: Queue full error
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*/
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int audio_queue_send_to_front(audio_queue_handle_t queue, void *item,
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uint32_t block_time_ms);
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/**
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* @brief Receive an item from a queue.
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*
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* @param queue A pointer to queue handle
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* @param item A pointer to the item that is to be placed on
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* the queue
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* @param block_time_ms The maximum amount of millisecond the task
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* should block waiting for space to become available on the queue, should it
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* already be full
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*
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* @return - 0: An item was successfully received from the
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* queue
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* - Otherwise: Failed to received queue
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*/
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int audio_queue_recv(audio_queue_handle_t queue, void *item,
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uint32_t block_time_ms);
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/**
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* @brief Return the number of messages stored in a queue.
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*
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* @param queue A pointer to queue handle
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*
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* @return The number of messages available in the queue.
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*/
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int audio_queue_message_available(const audio_queue_handle_t queue);
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/**
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* @brief Return the number of free spaces available in a queue.
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*
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* @param queue A pointer to queue handle
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*
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* @return The number of spaces available in the queue.
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*/
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int audio_queue_spaces_available(const audio_queue_handle_t queue);
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#ifdef __cplusplus
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}
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#endif
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#endif /* #ifndef __AUDIO_QUEUE_H__ */
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