Lucas RayanandClaude Sonnet 5.5
5a9fe676fc
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Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
#include "esp_log.h"
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#include "audio_pipeline.h"
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#include "audio_element.h"
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#include "audio_event_iface.h"
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#include "audio_common.h"
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#include "i2s_stream.h"
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#include "mp3_decoder.h"
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#include "fatfs_stream.h"
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#include "esp_peripherals.h"
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#include "periph_sdcard.h"
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static const char *TAG = "HELLO_ADF";
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void app_main(void)
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{
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// 初始化外设（如 SD 卡）
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esp_periph_config_t periph_cfg = DEFAULT_ESP_PERIPH_SET_CONFIG();
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esp_periph_set_handle_t set = esp_periph_set_init(&periph_cfg);
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periph_sdcard_cfg_t sd_cfg = {
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.root = "/sdcard",
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};
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esp_periph_handle_t sdcard_handle = periph_sdcard_init(&sd_cfg);
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esp_periph_start(set, sdcard_handle);
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// 等待 SD 卡挂载
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periph_sdcard_wait_for_ready(sdcard_handle, portMAX_DELAY);
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ESP_LOGI(TAG, "SD card mounted!");
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// 创建流水线
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audio_pipeline_handle_t pipeline;
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audio_pipeline_cfg_t pipeline_cfg = DEFAULT_AUDIO_PIPELINE_CONFIG();
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pipeline = audio_pipeline_init(&pipeline_cfg);
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// 元素：文件（fatfs）、解码器（mp3）和输出（i2s）
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audio_element_handle_t fatfs_stream_reader, i2s_stream_writer, mp3_decoder;
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fatfs_stream_cfg_t fatfs_cfg = FATFS_STREAM_CFG_DEFAULT();
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fatfs_cfg.type = AUDIO_STREAM_READER;
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fatfs_stream_reader = fatfs_stream_init(&fatfs_cfg);
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mp3_decoder_cfg_t mp3_cfg = DEFAULT_MP3_DECODER_CONFIG();
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mp3_decoder = mp3_decoder_init(&mp3_cfg);
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i2s_stream_cfg_t i2s_cfg = I2S_STREAM_CFG_DEFAULT();
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i2s_cfg.type = AUDIO_STREAM_WRITER;
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i2s_stream_writer = i2s_stream_init(&i2s_cfg);
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// 注册并连接元素
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audio_pipeline_register(pipeline, fatfs_stream_reader, "file");
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audio_pipeline_register(pipeline, mp3_decoder, "mp3");
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audio_pipeline_register(pipeline, i2s_stream_writer, "i2s");
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audio_pipeline_link(pipeline, (const char *[]) {"file", "mp3", "i2s"}, 3);
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// 指定要播放的 MP3 文件
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audio_element_set_uri(fatfs_stream_reader, "/sdcard/test.mp3");
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// 启动流水线
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ESP_LOGI(TAG, "Starting pipeline...");
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audio_pipeline_run(pipeline);
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// 保持流水线运行
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while (1) {
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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}
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// （不会执行到这里，但这里本应是清理逻辑）
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audio_pipeline_stop(pipeline);
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audio_pipeline_wait_for_stop(pipeline);
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audio_pipeline_terminate(pipeline);
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}
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