182 lines
4.0 KiB
C
182 lines
4.0 KiB
C
/*
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* File: tts_player.c
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* COPYRIGHT (C) 2012-2018, Shanghai Real-Thread Technology Co., Ltd
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*
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* Change Logs:
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* Date Author Notes
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* 2019-05-05 liu2guang add play tts function(Block and Break).
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*/
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#include "tts_player.h"
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#include "player.h"
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#include "data_work.h"
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#include "audio_codec.h"
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#include "dfs.h"
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#include "dfs_posix.h"
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/**
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* play tts file list with Block mode, Wait for the last play to finish before playing
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*
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* @param files: the two-dimensional array for tts file list
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* @param num: the num of tts file list, it has to be greater than zero
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*
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* @return == RT_EOK: play success
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* ==-RT_EINVAL: invalid parameter
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*/
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rt_err_t tts_player_block(char *files[], rt_uint8_t num)
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{
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rt_uint8_t index = 0;
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static char buffer[2048] = {0};
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rt_kprintf("start tts play.\n");
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/* 检查传入 TTS 文件数量，数量不能为 0 */
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if(num == 0)
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{
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rt_kprintf("the number of songs cannot be zero.");
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return (-RT_EINVAL);
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}
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/* 检查传入 TTS 文件是否为空 */
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while(1)
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{
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if(files[index] == RT_NULL)
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{
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rt_kprintf("the files cannot be empty.");
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return (-RT_EINVAL);
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}
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else
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{
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rt_kprintf("list[%d] = %s.\n", index, files[index]);
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}
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index++;
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if(index >= num)
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{
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index = 0;
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break;
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}
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}
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/* 等待上一次 TTS 或者歌曲播放完毕 */
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while(player_get_state() == PLAYER_STAT_PLAYING)
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{
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rt_thread_mdelay(1);
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}
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/* 启动 TTS 播放 */
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player_play_data(CODEC_MP3, -1);
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/* 循环打开列表文件写入音频数据到 player的 pipe中 */
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while(1)
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{
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int len = (-1);
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int fd = (-1);
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fd = open(files[index], O_RDONLY);
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do{
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len = read(fd, buffer, 2048);
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if(len > 0)
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{
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player_write_data(buffer, len);
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}
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}
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while(len > 0);
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close(fd);
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index++;
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if(index >= num)
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{
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index = 0;
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break;
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}
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}
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data_work_set_content_length(1);
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rt_kprintf("start tts play finish.\n");
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return RT_EOK;
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}
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/**
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* play tts file list with Break mode, break and does not resume the previous playback
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*
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* @param files: the two-dimensional array for tts file list
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* @param num: the num of tts file list, it has to be greater than zero
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*
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* @return == RT_EOK: play success
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* ==-RT_EINVAL: invalid parameter
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*/
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rt_err_t tts_player_break(char *files[], rt_uint8_t num)
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{
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rt_uint8_t index = 0;
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static char buffer[2048] = {0};
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rt_kprintf("start tts play.\n");
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/* 检查传入 TTS 文件数量，数量不能为 0 */
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if(num == 0)
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{
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rt_kprintf("the number of songs cannot be zero.");
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return (-RT_EINVAL);
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}
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/* 检查传入 TTS 文件是否为空 */
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while(1)
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{
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if(files[index] == RT_NULL)
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{
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rt_kprintf("the files cannot be empty.");
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return (-RT_EINVAL);
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}
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else
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{
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rt_kprintf("list[%d] = %s.\n", index, files[index]);
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}
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index++;
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if(index >= num)
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{
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index = 0;
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break;
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}
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}
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/* 启动 TTS 播放 */
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player_play_data(CODEC_MP3, -1);
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/* 循环打开列表文件写入音频数据到 player的 pipe中 */
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while(1)
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{
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int len = (-1);
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int fd = (-1);
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fd = open(files[index], O_RDONLY);
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do{
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len = read(fd, buffer, 2048);
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if(len > 0)
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{
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player_write_data(buffer, len);
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}
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}
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while(len > 0);
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close(fd);
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index++;
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if(index >= num)
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{
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index = 0;
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break;
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}
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}
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data_work_set_content_length(1);
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rt_kprintf("start tts play finish.\n");
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return RT_EOK;
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}
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