update

嘉渊

2023-07-21 0109889f1cbbd7ff703383bfacb204d45f5d37a9

update

 egs/callhome/eend_ola/local/dump_feature.py

@@ -1,10 +1,11 @@
import argparse
import os

import numpy as np
from kaldiio import WriteHelper

import funasr.modules.eend_ola.utils.feature as feature
import funasr.modules.eend_ola.utils.kaldi_data as kaldi_data
from funasr.modules.eend_ola.utils.kaldi_data import load_segments_rechash, load_utt2spk, load_wav_scp, load_reco2dur, \
    load_spk2utt, load_wav


def _count_frames(data_len, size, step):
@@ -24,10 +25,34 @@
            yield (i + 1) * step, data_length


class KaldiData:
    def __init__(self, data_dir, idx):
        self.data_dir = data_dir
        segment_file = os.path.join(self.data_dir, 'segments.{}'.format(idx))
        self.segments = load_segments_rechash(segment_file)

        utt2spk_file = os.path.join(self.data_dir, 'utt2spk.{}'.format(idx))
        self.utt2spk = load_utt2spk(utt2spk_file)

        wav_file = os.path.join(self.data_dir, 'wav.scp.{}'.format(idx))
        self.wavs = load_wav_scp(wav_file)

        reco2dur_file = os.path.join(self.data_dir, 'reco2dur.{}'.format(idx))
        self.reco2dur = load_reco2dur(reco2dur_file)

        spk2utt_file = os.path.join(self.data_dir, 'spk2utt.{}'.format(idx))
        self.spk2utt = load_spk2utt(spk2utt_file)

    def load_wav(self, recid, start=0, end=None):
        data, rate = load_wav(self.wavs[recid], start, end)
        return data, rate


class KaldiDiarizationDataset():
    def __init__(
            self,
            data_dir,
            index,
            chunk_size=2000,
            context_size=0,
            frame_size=1024,
@@ -40,6 +65,7 @@
            n_speakers=None,
    ):
        self.data_dir = data_dir
        self.index = index
        self.chunk_size = chunk_size
        self.context_size = context_size
        self.frame_size = frame_size
@@ -50,9 +76,8 @@
        self.chunk_indices = []
        self.label_delay = label_delay

        self.data = kaldi_data.KaldiData(self.data_dir)
        self.data = KaldiData(self.data_dir, index)

        # make chunk indices: filepath, start_frame, end_frame
        for rec, path in self.data.wavs.items():
            data_len = int(self.data.reco2dur[rec] * rate / frame_shift)
            data_len = int(data_len / self.subsampling)
@@ -66,19 +91,25 @@


def convert(args):
    f = open(out_wav_file, 'w')
    dataset = KaldiDiarizationDataset(
        data_dir=args.data_dir,
        index=args.index,
        chunk_size=args.num_frames,
        context_size=args.context_size,
        input_transform=args.input_transform,
        input_transform="logmel23_mn",
        frame_size=args.frame_size,
        frame_shift=args.frame_shift,
        subsampling=args.subsampling,
        rate=8000,
        use_last_samples=True,
    )
    length = len(dataset.chunk_indices)

    feature_ark_file = os.path.join(args.output_dir, "feature.ark.{}".format(args.index))
    feature_scp_file = os.path.join(args.output_dir, "feature.scp.{}".format(args.index))
    label_ark_file = os.path.join(args.output_dir, "label.ark.{}".format(args.index))
    label_scp_file = os.path.join(args.output_dir, "label.scp.{}".format(args.index))
    with WriteHelper('ark,scp:{},{}'.format(feature_ark_file, feature_scp_file)) as feature_writer, \
            WriteHelper('ark,scp:{},{}'.format(label_ark_file, label_scp_file)) as label_writer:
    for idx, (rec, path, st, ed) in enumerate(dataset.chunk_indices):
        Y, T = feature.get_labeledSTFT(
            dataset.data,
@@ -93,35 +124,21 @@
        Y_ss, T_ss = feature.subsample(Y_spliced, T, dataset.subsampling)
        st = '{:0>7d}'.format(st)
        ed = '{:0>7d}'.format(ed)
        suffix = '_' + st + '_' + ed

        parts = os.readlink('/'.join(path.split('/')[:-1])).split('/')
        # print('parts: ', parts)
        parts = parts[:4] + ['numpy_data'] + parts[4:]
        cur_path = '/'.join(parts)
        # print('cur path: ', cur_path)
        out_path = os.path.join(cur_path, path.split('/')[-1].split('.')[0] + suffix + '.npz')
        # print(out_path)
        # print(cur_path)
        if not os.path.exists(cur_path):
            os.makedirs(cur_path)
        np.savez(out_path, Y=Y_ss, T=T_ss)
        if idx == length - 1:
            f.write(rec + suffix + ' ' + out_path)
        else:
            f.write(rec + suffix + ' ' + out_path + '\n')
            key = "{}_{}_{}".format(rec, st, ed)
            feature_writer(key, Y_ss)
            label_writer(key, T_ss.reshape(-1))


if __name__ == '__main__':
    parser = argparse.ArgumentParser()
    parser.add_argument("data_dir")
    parser.add_argument("num_frames")
    parser.add_argument("context_size")
    parser.add_argument("frame_size")
    parser.add_argument("frame_shift")
    parser.add_argument("subsampling")


    parser.add_argument("output_dir")
    parser.add_argument("index")
    parser.add_argument("num_frames", default=500)
    parser.add_argument("context_size", default=7)
    parser.add_argument("frame_size", default=200)
    parser.add_argument("frame_shift", default=80)
    parser.add_argument("subsampling", default=10)

    args = parser.parse_args()
    convert(args)

 egs/callhome/eend_ola/run_test.sh

@@ -78,17 +78,26 @@
    for dset in swb_sre_tr swb_sre_cv; do
        if [ "$dset" == "swb_sre_tr" ]; then
            n_mixtures=${simu_opts_num_train}
            dataset=train
        else
            n_mixtures=500
            dataset=dev
        fi
        simu_data_dir=${dset}_ns"$(IFS="n"; echo "${simu_opts_num_speaker_array[*]}")"_beta"$(IFS="n"; echo "${simu_opts_sil_scale_array[*]}")"_${n_mixtures}
        mkdir -p ${data_dir}/simu/data/${simu_data_dir}/.work
        split_scps=
        for n in $(seq $nj); do
            split_scps="$split_scps ${data_dir}/simu/data/${simu_data_dir}/.work/wav.$n.scp"
        done
        utils/split_scp.pl "${data_dir}/simu/data/${simu_data_dir}/wav.scp" $split_scps || exit 1
        python local/split.py ${data_dir}/simu/data/${simu_data_dir}
#        mkdir -p ${data_dir}/simu/data/${simu_data_dir}/.work
#        split_scps=
#        for n in $(seq $nj); do
#            split_scps="$split_scps ${data_dir}/simu/data/${simu_data_dir}/.work/wav.$n.scp"
#        done
#        utils/split_scp.pl "${data_dir}/simu/data/${simu_data_dir}/wav.scp" $split_scps || exit 1
#        python local/split.py ${data_dir}/simu/data/${simu_data_dir}
        output_dir=${data_dir}/ark_data/dump/simu_data/$dataset
        mkdir -p $output_dir/.logs
        $dump_cmd --max-jobs-run $nj JOB=1:$nj $output_dir/.logs/dump.JOB.log \
        python local/dump_feature.py \
              --data_dir ${data_dir}/simu/data/${simu_data_dir}/.work \
              --output_dir ${data_dir}/ark_data/dump/simu_data/$dataset \
              --index JOB
    done
fi