linux下QT调用讯飞sdk

#include "myifly.h" #include <QDebug> /* wav音频头部格式 */ typedef struct _wave_pcm_hdr { char riff[4]; // = "RIFF" int size_8; // = FileSize - 8 char wave[4]; // = "WAVE" char fmt[4]; // = "fmt " int fmt_size; // = 下一个结构体的大小 : 16 short int format_tag; // = PCM : 1 short int channels; // = 通道数 : 1 int samples_per_sec; // = 采样率 : 8000 | 6000 | 11025 | 16000 int avg_bytes_per_sec; // = 每秒字节数 : samples_per_sec * bits_per_sample / 8 short int block_align; // = 每采样点字节数 : wBitsPerSample / 8 short int bits_per_sample; // = 量化比特数: 8 | 16 char data[4]; // = "data"; int data_size; // = 纯数据长度 : FileSize - 44 } wave_pcm_hdr; /* 默认wav音频头部数据 */ wave_pcm_hdr default_wav_hdr = { { 'R', 'I', 'F', 'F' }, 0, {'W', 'A', 'V', 'E'}, {'f', 'm', 't', ' '}, 16, 1, 1, 16000, 32000, 2, 16, {'d', 'a', 't', 'a'}, 0 }; myifly::myifly(QObject *parent) : QObject(parent) { connect(this,SIGNAL(signal_text_to_speech(QString,QString,QString)),this,SLOT(slot_start(QString,QString,QString))); } myifly::~myifly() { } void myifly::slot_start(QString text_, QString parems,QString filename_wav) { if(text_ == "") { emit processInfos("转换内容为空，请重新设置",0); return; } int ret = MSP_SUCCESS; const char* login_params = "appid = 5aeaa6da, work_dir = .";//登录参数,appid与msc库绑定,请勿随意改动 /* * rdn: 合成音频数字发音方式 * volume: 合成音频的音量 * pitch: 合成音频的音调 * speed: 合成音频对应的语速 * voice_name: 合成发音人 * sample_rate: 合成音频采样率 * text_encoding: 合成文本编码格式 * */ QByteArray ba2_text,ba2_params,ba2_filename; ba2_text.append(text_.toLocal8Bit()); ba2_params.append(parems.toUtf8()); ba2_filename.append(filename_wav.toUtf8()); const char* text = ba2_text.data(); const char* session_begin_params = ba2_params.data(); const char* filename_ = ba2_filename.data(); // const char* session_begin_params = "voice_name = xiaoyan, text_encoding = utf8, sample_rate = 16000, speed = 50, volume = 50, pitch = 50, rdn = 2"; // const char* filename_ = "tts_sample.wav"; //合成的语音文件名称 // const char* text = "亲爱的用户，您好，这是一个语音合成示例，感谢您对科大讯飞语音技术的支持！科大讯飞是亚太地区最大的语音上市公司，股票代码：002230"; //合成文本 /* 用户登录 */ ret = MSPLogin(NULL, NULL, login_params);//第一个参数是用户名，第二个参数是密码，第三个参数是登录参数，用户名和密码可在http://www.xfyun.cn注册获取 if (MSP_SUCCESS != ret) { emit processInfos(tr("MSPLogin failed, error code: %d.").arg(ret),0); return; } /* 文本合成 */ printf("开始合成 ...\n"); ret = text_to_speech(text, filename_, session_begin_params); if (MSP_SUCCESS != ret) { emit processInfos(tr("text_to_speech failed, error code: %d.").arg(ret),0); } printf("合成完毕\n"); MSPLogout(); //退出登录 } int myifly::text_to_speech(const char *src_text,const char *des_path,const char *params) { int ret = -1; FILE* fp = NULL; const char* sessionID = NULL; unsigned int audio_len = 0; wave_pcm_hdr wav_hdr = default_wav_hdr; int synth_status = MSP_TTS_FLAG_STILL_HAVE_DATA; if (NULL == src_text || NULL == des_path) { printf("params is error!\n"); return ret; } fp = fopen(des_path, "wb"); if (NULL == fp) { emit processInfos(tr("open %s error..").arg(des_path),0); return ret; } /* 开始合成 */ sessionID = QTTSSessionBegin(params, &ret); if (MSP_SUCCESS != ret) { emit processInfos(tr("QTTSSessionBegin failed, error code: %d.").arg(ret),0); fclose(fp); return ret; } ret = QTTSTextPut(sessionID, src_text, (unsigned int)strlen(src_text), NULL); if (MSP_SUCCESS != ret) { emit processInfos(tr("QTTSTextPut failed, error code: %d.").arg(ret),0); QTTSSessionEnd(sessionID, "TextPutError"); fclose(fp); return ret; } emit processInfos("开始合成...",0); fwrite(&wav_hdr, sizeof(wav_hdr) ,1, fp); //添加wav音频头，使用采样率为16000 while (1) { /* 获取合成音频 */ const void* data = QTTSAudioGet(sessionID, &audio_len, &synth_status, &ret); if (MSP_SUCCESS != ret) break; if (NULL != data) { fwrite(data, audio_len, 1, fp); wav_hdr.data_size += audio_len; //计算data_size大小 } if (MSP_TTS_FLAG_DATA_END == synth_status) break; emit processInfos(">",1); usleep(150*1000); //防止频繁占用CPU } emit processInfos("已完成。",0); if (MSP_SUCCESS != ret) { emit processInfos(tr("QTTSAudioGet failed, error code: %d.").arg(ret),0); QTTSSessionEnd(sessionID, "AudioGetError"); fclose(fp); return ret; } /* 修正wav文件头数据的大小 */ wav_hdr.size_8 += wav_hdr.data_size + (sizeof(wav_hdr) - 8); /* 将修正过的数据写回文件头部,音频文件为wav格式 */ fseek(fp, 4, 0); fwrite(&wav_hdr.size_8,sizeof(wav_hdr.size_8), 1, fp); //写入size_8的值 fseek(fp, 40, 0); //将文件指针偏移到存储data_size值的位置 fwrite(&wav_hdr.data_size,sizeof(wav_hdr.data_size), 1, fp); //写入data_size的值 fclose(fp); fp = NULL; /* 合成完毕 */ ret = QTTSSessionEnd(sessionID, "Normal"); if (MSP_SUCCESS != ret) { emit processInfos(tr("QTTSSessionEnd failed, error code: %d.").arg(ret),0); } return ret; }