Use ffmpeg read data (#1349)

夜雨飘零

2024-02-02 c2f174cd7811a7a11e6227ecb371887f97fd66d3

Use ffmpeg read data (#1349)

* support funasr 1.0

* update docs

* use ffmpeg, add sentences field

---------

Co-authored-by: zhifu gao <zhifu.gzf@alibaba-inc.com>

 runtime/python/http/server.py

@@ -104,7 +104,8 @@

app = FastAPI(title="FunASR")

param_dict = {}
param_dict = {"sentence_timestamp": True, "batch_size_s": 300}

if args.hotword_path is not None and os.path.exists(args.hotword_path):
    with open(args.hotword_path, 'r', encoding='utf-8') as f:
        lines = f.readlines()
@@ -121,10 +122,35 @@
    async with aiofiles.open(audio_path, 'wb') as out_file:
        content = await audio.read()
        await out_file.write(content)
    rec_result = model.generate(input=audio_path, batch_size_s=300, **param_dict)
    ret = {"result": rec_result[0]['text'], "code": 0}
    logger.info(f'识别结果：{ret}')
    return ret

        try:
        audio_bytes, _ = (
            ffmpeg.input(audio_path, threads=0)
            .output("-", format="s16le", acodec="pcm_s16le", ac=1, ar=16000)
            .run(cmd=["ffmpeg", "-nostdin"], capture_stdout=True, capture_stderr=True)
        )
    except Exception as e:
        logger.error(f'读取音频文件发生错误，错误信息：{e}')
        return {"msg": "读取音频文件发生错误", "code": 1}
    rec_results = model.generate(input=audio_bytes, is_final=True, **param_dict)
    # 结果为空
    if len(rec_results) == 0:
        return {"text": "", "sentences": [], "code": 0}
    elif len(rec_results) == 1:
        # 解析识别结果
        rec_result = rec_results[0]
        text = rec_result['text']
        sentences = []
        for sentence in rec_result['sentence_info']:
            # 每句话的时间戳
            sentences.append({'text': sentence['text'], 'start': sentence['start'], 'end': sentence['start']})
        ret = {"text": text, "sentences": sentences, "code": 0}
        logger.info(f'识别结果：{ret}')
        return ret
    else:
        logger.info(f'识别结果：{rec_results}')
        return {"msg": "未知错误", "code": -1}



if __name__ == '__main__':