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| | | #include <stdio.h> |
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| | | #include <stdlib.h> |
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| | | #include <string.h> |
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| | | #include <webrtc_vad.h> |
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| | | |
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| | | #include "Audio.h" |
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| | | |
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| | |
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| | | fp = fopen(filename, "rb"); |
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| | | if (fp == nullptr) |
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| | | return false; |
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| | | fseek(fp, 0, SEEK_END); |
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| | | uint32_t nFileLen = ftell(fp); |
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| | | fseek(fp, 44, SEEK_SET); |
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| | | fseek(fp, 0, SEEK_END); /*定位到文件末尾*/ |
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| | | uint32_t nFileLen = ftell(fp); /*得到文件大小*/ |
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| | | fseek(fp, 44, SEEK_SET); /*跳过wav文件头*/ |
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| | | |
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| | | speech_len = (nFileLen - 44) / 2; |
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| | | speech_align_len = (int)(ceil((float)speech_len / align_size) * align_size); |
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| | |
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| | | |
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| | | size_t nOffset = 0; |
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| | | |
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| | | #define WAV_HEADER_SIZE 44 |
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| | | |
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| | | |
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| | | speech_len = nBufLen / 2; |
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| | | speech_align_len = (int)(ceil((float)speech_len / align_size) * align_size); |
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| | |
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| | | speech_data[i] = (float)speech_buff[i] / scale; |
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| | | } |
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| | | |
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| | | |
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| | | AudioFrame* frame = new AudioFrame(speech_len); |
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| | | frame_queue.push(frame); |
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| | | return true; |
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| | | |
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| | | } |
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| | |
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| | | #define SPEECH_LEN_20S (16000 * 20) |
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| | | #define SPEECH_LEN_30S (16000 * 30) |
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| | | |
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| | | /* |
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| | | void Audio::split() |
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| | | { |
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| | | VadInst *handle = WebRtcVad_Create(); |
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| | |
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| | | } |
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| | | WebRtcVad_Free(handle); |
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| | | } |
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| | | */ |
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