515 lines
13 KiB
C
515 lines
13 KiB
C
/********************************测试例程说明************************************
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* 功能说明：
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* 通过HTTP协议，播放网络音频文件，并将音频文件存储至指定路径（可选）。
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*
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* 使用说明：
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* 确保网络连接成功、存储设备就绪，指定网络音频路径URL、存储路径PATH，
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* 调用 net_audio_play_test()函数播放网络音频，即可开始下载。
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* ******************************************************************************/
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#include "system/includes.h"
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#include "http/http_cli.h"
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#include "server/audio_server.h"
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#include "fs/fs.h"
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#include <stdlib.h>
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#include "storage_device.h"
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#include "device/device.h"//u8
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#include "server/video_dec_server.h"//fopen
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#include "system/includes.h"//GPIO
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#include "asm/port_waked_up.h"
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#include "asm/gpio.h"
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#include "app_config.h"
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#include "wifi/wifi_connect.h"
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#include "ename.h"
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#ifdef USE_DevKitBoard_TEST_DEMO
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/*#define WIFI_MUSIC_PATH "http://music.163.com/song/media/outer/url?id=66282.mp3"*/
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#define WIFI_MUSIC_PATH "https://test02.jieliapp.com/tmp/2021/12/31/music_test.mp3"
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#if 1
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#define log_info(x, ...) printf("\n\n[audio_test]###" x " ", ## __VA_ARGS__)
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#else
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#define log_info(...)
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#endif
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#define DATA_BUF_SIZE (50*1024)
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#define RECV_BUF_SIZE (512)
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#define SAVE_BUF_SIZE (5*1024)//网络卡的时候这个buf需要改大
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#define SHUTDOWN_CMD (1000)
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struct net_audio_hdl {
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char *url; //音频链接
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char *path; //文件存放路径
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FILE *fp; //文件指针
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struct server *dec_server; //解码服务
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u8 *data_buf; //音频数据buffer
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cbuffer_t data_cbuf; //音频数据cycle buffer
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u32 recv_size; //已接收音频数据长度
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char *recv_buf; //数据缓存buffer
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u32 total_size; //音频文件总长度
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u32 play_size; //当前播放进度
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OS_SEM r_sem; //读音频数据信号量
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OS_SEM w_sem; //写音频数据信号量
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u8 run_flag; //播放标志
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u8 dec_ready_flag; //解码器就绪标志位
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u8 dec_status; //解码器运行标志位
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u8 dec_volume; //播放音量
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int recv_task_pid; //recv_task句柄
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int play_task_pid; //music_task句柄
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int connect_flag; //网络连接标志
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httpcli_ctx *ctx; //HTTP请求参数
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const struct net_download_ops *download_ops; //http操作集
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};
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struct play_parm {
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char *url; //音频链接
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char *path; //文件存放路径
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u8 volume; //播放音量
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};
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static int net_audio_buf_write(void *priv, char *data, u32 len);
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static int net_audio_vfs_fread(void *priv, void *data, u32 len);
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static int net_audio_vfs_flen(void *priv);
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static int net_audio_vfs_seek(void *priv, u32 offset, int orig);
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static void dec_server_event_handler(void *priv, int argc, int *argv);
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static int open_audio_dec(void *priv);
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static int close_audio_dec(void *priv);
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static void recv_net_audio_data_task(void *priv);
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static s32 httpin_user_cb(void *_ctx, void *buf, u32 size, void *priv, httpin_status status);
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static void net_audio_play_task(void *priv);
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//将音频数据写入data_cbuf
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static int net_audio_buf_write(void *priv, char *data, u32 len)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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u32 wlen = 0;
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while (hdl->run_flag) {
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wlen = cbuf_write(&hdl->data_cbuf, data, len);
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if (wlen) {
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os_sem_set(&hdl->w_sem, 0);
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os_sem_post(&hdl->r_sem);
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/*putchar('('); */
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hdl->recv_size += len;
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//音频下载成功，或缓存成功，打开解码器，开始播放
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if ((hdl->recv_size >= hdl->total_size || hdl->recv_size >= SAVE_BUF_SIZE) && hdl->dec_status == 0) {
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log_info(">>>>>>>>>>>audio dec open!\n");
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open_audio_dec(hdl);
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hdl->dec_status = 1;
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}
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break;
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}
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/*log_info(">>>>>write pend......\n");*/
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os_sem_pend(&hdl->w_sem, 0);
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}
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return wlen;
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}
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static int net_audio_vfs_fread(void *priv, void *data, u32 len)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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u32 rlen = 0;
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while (hdl->run_flag && hdl->dec_ready_flag) {
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if (hdl->total_size - hdl->play_size < 512) {
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len = hdl->total_size - hdl->play_size;
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}
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rlen = cbuf_read(&hdl->data_cbuf, data, len);
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if (rlen) {
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hdl->play_size += rlen;
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//发送写信号
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os_sem_set(&hdl->r_sem, 0);
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os_sem_post(&hdl->w_sem);
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/* putchar(')'); */
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if (hdl->play_size >= hdl->total_size) {
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hdl->run_flag = 0;
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hdl->dec_ready_flag = 0;
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log_info("net audio play complete.\n");
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log_info("play size = %d.\n", hdl->play_size);
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}
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break;
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}
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/* log_info(">>>>>read pend......\n"); */
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os_sem_pend(&hdl->r_sem, 0);
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}
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return ((hdl->play_size >= hdl->total_size) ? 0 : len);
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}
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static int net_audio_vfs_flen(void *priv)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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return hdl->total_size;
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}
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static int net_audio_vfs_seek(void *priv, u32 offset, int orig)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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if (offset > 0) {
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hdl->dec_ready_flag = 1; //解码器开始偏移数据后，再开始播放，避免音频播放开端吞字
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}
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return 0;
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}
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static const struct audio_vfs_ops net_audio_vfs_ops = {
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.fread = net_audio_vfs_fread,
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.flen = net_audio_vfs_flen,
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.fseek = net_audio_vfs_seek,
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};
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static void dec_server_event_handler(void *priv, int argc, int *argv)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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int msg = 0;
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switch (argv[0]) {
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case AUDIO_SERVER_EVENT_ERR:
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log_info("AUDIO_SERVER_EVENT_ERR\n");
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break;
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case AUDIO_SERVER_EVENT_END:
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log_info("AUDIO_SERVER_EVENT_END\n");
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msg = SHUTDOWN_CMD;
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os_taskq_post("net_audio_play_task", 1, msg);
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break;
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case AUDIO_SERVER_EVENT_CURR_TIME:
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log_info("play_time: %d\n", argv[1]);
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os_taskq_post("ui_main_task", 2, UI_MSG_PLEAY_TIME, argv[1]);
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break;
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default:
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break;
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}
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}
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static int open_audio_dec(void *priv)
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{
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union audio_req req = {0};
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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req.dec.cmd = AUDIO_DEC_OPEN;
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req.dec.volume = hdl->dec_volume;
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req.dec.output_buf = NULL;
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req.dec.output_buf_len = 12 * 1024;
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req.dec.channel = 0;
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req.dec.sample_rate = 0;
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req.dec.priority = 1;
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req.dec.vfs_ops = &net_audio_vfs_ops;
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req.dec.file = (FILE *)hdl;
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req.dec.dec_type = "mp3";
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req.dec.sample_source = "dac";
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//打开解码器
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if (server_request(hdl->dec_server, AUDIO_REQ_DEC, &req) != 0) {
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return -1;
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}
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os_taskq_post("ui_main_task", 2, UI_MSG_PLEAY_ALL_TIME, req.dec.total_time);
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//开始解码
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req.dec.cmd = AUDIO_DEC_START;
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if (server_request(hdl->dec_server, AUDIO_REQ_DEC, &req) != 0) {
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return -1;
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}
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return 0;
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}
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static int close_audio_dec(void *priv)
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{
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union audio_req req = {0};
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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req.dec.cmd = AUDIO_DEC_STOP;
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if (hdl->dec_server) {
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//关闭解码器
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log_info("stop dec.\n");
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server_request(hdl->dec_server, AUDIO_REQ_DEC, &req);
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//关闭解码服务
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log_info("close audio_server.\n");
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server_close(hdl->dec_server);
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hdl->dec_server = NULL;
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}
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return 0;
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}
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static void shutdown_audio_play(void *priv)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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//关闭音频
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close_audio_dec(hdl);
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//关闭数据接收线程
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if (hdl->recv_task_pid) {
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log_info("kill recv task");
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thread_kill(&hdl->recv_task_pid, KILL_FORCE);
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}
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//关闭http
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if (hdl->connect_flag) {
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log_info("close http.\n");
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hdl->download_ops->close(hdl->ctx);
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hdl->connect_flag = 0;
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}
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/*//关闭播放线程*/
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/*if (hdl->music_task_pid) {*/
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/*thread_kill(hdl->music_task_pid, KILL_WAIT);*/
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/*}*/
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//释放内存
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log_info("free memory start.\n");
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if (hdl->ctx) {
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free(hdl->ctx);
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}
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if (hdl->data_buf) {
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free(hdl->data_buf);
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}
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if (hdl->recv_buf) {
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free(hdl->recv_buf);
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}
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if (hdl->url) {
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free(hdl->url);
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}
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if (hdl->path) {
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free(hdl->path);
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}
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if (hdl) {
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memset(hdl, 0, sizeof(struct net_audio_hdl));
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free(hdl);
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}
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log_info("free memory stop.\n");
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}
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static void recv_net_audio_data_task(void *priv)
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{
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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int ret = 0;
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_reconnect_:
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//发起连接请求，建立socket连接
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ret = hdl->download_ops->init(hdl->ctx);
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if (ret != HERROR_OK) {
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if (hdl->ctx->req_exit_flag == 0) {
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os_time_dly(50);
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goto _reconnect_;
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}
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} else {
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hdl->connect_flag = 1;
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}
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while (hdl->ctx->req_exit_flag == 0) {
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//读取数据
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ret = hdl->download_ops->read(hdl->ctx, hdl->recv_buf, sizeof(hdl->recv_buf));
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if (hdl->ctx->req_exit_flag) {
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goto _out_;
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}
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if (ret < 0) { //读取数据失败
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log_info("recv fail.\n");
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} else {
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net_audio_buf_write(hdl, hdl->recv_buf, ret);
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/*log_info(">>>>>>>>>>>>>>>>>11net_audio_buf_write\n");*/
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}
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if (hdl->recv_size >= hdl->total_size) {
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break;
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}
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}
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_out_:
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//关闭网络连接
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hdl->download_ops->close(hdl->ctx);
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hdl->connect_flag = 0;
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}
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static s32 httpin_user_cb(void *_ctx, void *buf, u32 size, void *priv, httpin_status status)
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{
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u32 wlen = 0;
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httpcli_ctx *ctx = (httpcli_ctx *)_ctx;
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struct net_audio_hdl *hdl = (struct net_audio_hdl *)priv;
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if (status == HTTPIN_HEADER) {
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if (ctx->content_length) {
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hdl->run_flag = 1;
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hdl->total_size = ctx->content_length;
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log_info("HTTPIN_HEADER content_length = %d\n", ctx->content_length);
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}
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if (ctx->content_type[0]) {
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log_info("HTTPIN_HEADER content_type = %s\n", ctx->content_type);
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}
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}
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return 0;
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}
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static void net_audio_play_task(void *priv)
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{
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struct play_parm *parm = (struct play_parm *)priv;
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struct net_audio_hdl *hdl = NULL;
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int msg[32] = {0};
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int res = 0;
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//申请堆内存
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hdl = (struct net_audio_hdl *)calloc(1, sizeof(struct net_audio_hdl));
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if (hdl == NULL) {
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return;
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}
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hdl->ctx = (httpcli_ctx *)calloc(1, sizeof(httpcli_ctx));
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if (hdl->ctx == NULL) {
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return;
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}
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hdl->data_buf = (char *)calloc(1, DATA_BUF_SIZE);
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if (hdl->data_buf == NULL) {
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return;
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}
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hdl->recv_buf = (char *)calloc(1, RECV_BUF_SIZE);
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if (hdl->recv_buf == NULL) {
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return;
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}
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hdl->url = (char *)calloc(1, strlen(parm->url) + 1);
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if (hdl->url == NULL) {
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return;
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}
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strcpy(hdl->url, parm->url);
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//初始化cycle buffer
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cbuf_init(&hdl->data_cbuf, hdl->data_buf, DATA_BUF_SIZE);
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os_sem_create(&hdl->r_sem, 0);
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os_sem_create(&hdl->w_sem, 0);
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hdl->dec_volume = parm->volume;
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hdl->download_ops = &http_ops;
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//http请求参数赋值
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hdl->ctx->url = hdl->url;
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hdl->ctx->cb = httpin_user_cb;
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hdl->ctx->priv = hdl;
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hdl->ctx->connection = "close";
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hdl->ctx->timeout_millsec = 10000;
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hdl->dec_server = server_open("audio_server", "dec");
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if (!hdl->dec_server) {
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log_info("audio server open fail.\n");
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return;
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} else {
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log_info("open success");
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}
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log_info(">>>>>>>>%d\n", __LINE__);
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server_register_event_handler(hdl->dec_server, hdl, dec_server_event_handler);
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log_info(">>>>>>>>%d\n", __LINE__);
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thread_fork("recv_net_audio_data_task", 20, 1024 * 4, 0, &hdl->recv_task_pid, recv_net_audio_data_task, hdl);
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for (;;) {
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res = os_task_pend("taskq", msg, ARRAY_SIZE(msg));
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if (msg[1] == SHUTDOWN_CMD) {
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log_info("recv shutdown req.\n");
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shutdown_audio_play(hdl);
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log_info("kill self.\n");
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return;
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}
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}
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}
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static void shutdown_audio_play_test(void)
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{
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int msg = 0;
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msg = SHUTDOWN_CMD;
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os_taskq_post("net_audio_play_task", 1, msg);
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}
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void net_audio_play_test(char *url, char *path, u8 volume)
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{
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struct play_parm parm = {0};
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if (url == NULL || url[0] == '\0') {
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return;
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}
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parm.url = (char *)calloc(1, strlen(url) + 1);
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if (parm.url == NULL) {
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return;
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}
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strcpy(parm.url, url);
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parm.volume = volume;
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thread_fork("net_audio_play_task", 20, 1024, 512, NULL, net_audio_play_task, &parm);
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}
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static void wifi_music_stask(void *priv)
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{
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u8 state;
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net_audio_play_test(WIFI_MUSIC_PATH, CONFIG_STORAGE_PATH, 100);
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}
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void wifi_music_start(void)
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{
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puts("wifi_music_start \n\n");
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thread_fork("wifi_music_stask", 11, 1024, 0, 0, wifi_music_stask, NULL);
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}
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void wifi_music_end(void)
|
||
{
|
||
os_taskq_post("net_audio_play_task", 1, SHUTDOWN_CMD);
|
||
}
|
||
|
||
|
||
#endif
|
||
|
||
|