Commit Graph

1748 Commits

Author SHA1 Message Date
Eren Gölge e4c5c27854
Bump up to v0.13.2 2023-04-14 10:23:39 +02:00
Eren Gölge dba5cec497
Merge pull request #2509 from coqui-ai/update_vad
Update VAD
2023-04-13 19:35:17 +02:00
Eren Gölge 5a9bda13f3 Make style 2023-04-13 14:19:06 +02:00
Eren Gölge c9375e4b8b Make style 2023-04-13 14:17:06 +02:00
Eren Gölge 758ef84cc2 Using 🐸Studio models with `tts` command 2023-04-13 14:14:41 +02:00
Eren G??lge 537dc0e933 Update VAD 2023-04-13 00:39:46 +02:00
Eren Gölge e33e7170ed Bump up to v0.13.1 2023-04-12 16:20:53 +02:00
Eren Gölge 8da3342676 Ping API 2023-04-12 16:20:53 +02:00
Eren Gölge cbb592b295 Fixup 2023-04-10 14:50:11 +02:00
Eren Gölge b8b9f09de5 Fixup 2023-04-10 14:06:31 +02:00
Eren Gölge a49c1931d9 Fixup 2023-04-10 13:33:42 +02:00
Eren Gölge 5bd1fb6b2c Fix API for voice conversion 2023-04-10 13:32:16 +02:00
Eren Gölge 30109af2a0
Merge pull request #2480 from MattyB95/librosa_v0.10.0
Update Librosa Version To V0.10.0
2023-04-07 12:32:33 +02:00
Eren Gölge 1233365cf4 Bump up to v0.13.0 2023-04-05 15:09:31 +02:00
Eren Gölge ad8b9bf2be
🐸 Coqui Studio API integration (#2484)
* Warn when lang is not avail

* Make style

* Implement Coqui Studio API

* Test

* Update docs

* Set action

* Make style

* Make lint

* Update README

* Make style

* Fix action

* Run actions
2023-04-05 15:06:50 +02:00
Matthew Boakes 4c829e74a1 Update Librosa Version To V0.10.0 2023-04-05 00:59:20 +01:00
Yingzhi WANG 95fa2c9fd6
fix typo (#2475) 2023-04-03 23:31:09 +02:00
p0p 91cf1b2da9
[minor] batch["speaker_ids"] getting set two times (#2470)
* [minor] batch["speaker_ids"] getting set two times

just to make it consistent with language_ids

* Update vits.py

style.
2023-04-03 11:35:21 +02:00
Rajiv P c2d15cd413
[minor] hifigan_generator.py typo (#2462)
resblock2 description updated.
2023-03-28 12:43:36 +02:00
Eren Gölge d309f50e53
Implement FreeVC (#2451)
* Update .gitignore

* Draft FreeVC implementation

* Tests and relevant updates

* Update API tests

* Add missings

* Update requirements

* :(

* Lazy handle for vc

* Update docs for voice conversion

* Make style
2023-03-25 18:33:23 +01:00
Khalid Bashir 14c80dd1fd
vits.py training fixed due to return_complex (#2418)
Torch set default value for `return_complex=True` for `torch.stft` method
This turned warning into error:-
```
Traceback (most recent call last):
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 1591, in fit
    self._fit()
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 1544, in _fit
    self.train_epoch()
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 1309, in train_epoch
    _, _ = self.train_step(batch, batch_num_steps, cur_step, loader_start_time)
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 1162, in train_step
    outputs, loss_dict_new, step_time = self._optimize(
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 1023, in _optimize
    outputs, loss_dict = self._model_train_step(batch, model, criterion, optimizer_idx=optimizer_idx)
  File "/usr/local/lib/python3.10/dist-packages/trainer/trainer.py", line 970, in _model_train_step
    return model.train_step(*input_args)
  File "/workspace/coqui-tts/TTS/tts/models/vits.py", line 1293, in train_step
    mel_slice_hat = wav_to_mel(
  File "/workspace/coqui-tts/TTS/tts/models/vits.py", line 191, in wav_to_mel
    spec = torch.stft(
  File "/usr/local/lib/python3.10/dist-packages/torch/functional.py", line 641, in stft
    return _VF.stft(input, n_fft, hop_length, win_length, window,  # type: ignore[attr-defined]
RuntimeError: stft requires the return_complex parameter be given for real inputs, and will further require that return_complex=True in a future PyTorch release.
```
2023-03-19 00:22:04 +01:00
Eren Gölge 2db262747e
Bump up to v0.12.0 2023-03-17 13:21:03 +01:00
Roee Shenberg 3c15f0619a
Bug fixes in OverFlow audio generation (#2380) 2023-03-15 12:02:11 +01:00
Daniel Vera Nieto dfb48737fb Style fixed 2023-03-13 16:11:15 +01:00
Dani Vera 0d12229b64
Update vits.py
This should fix the issue https://github.com/coqui-ai/TTS/issues/1986 without breaking batch data sampling.
2023-03-10 18:35:16 +01:00
manmay nakhashi 624513018d
add energy by default to Fastspeech2 config (#2326)
* add energy by default

* added energy to base tts

* fix energy dataset

* fix styles

* fix test
2023-03-06 10:20:25 +01:00
Florian Quirin 478c8178b8
Basic Mary-TTS API compatibility (#2352)
* added basic Mary-TTS API endpoints to server

- imported `parse_qs` from `urllib.parse` to parse HTTP POST parameters
- imported `render_template_string` from `flask` to return text as endpoint result
- added new routes:
  - `/locales` - returns list of locales (currently locale of active model)
  - `/voices` - returns list of voices (currently locale and name of active model)
  - `/process` - accepts synth. request (GET and POST) with parameter `INPUT_TEXT` (other parameters ignored since we have only one active model)

* better log messages for Mary-TTS API

- smaller tweaks to log output

* use f-string in log print to please linter

* updated server.py to match 'make style' result
2023-03-06 10:08:21 +01:00
thennal10 d39bc74f57
OverFlow with test sentences (#2253)
* Fix typo in function definiton

* Swap hasattr out

hasattr(self, "speaker_manager")  and hasattr(self, "language_manager") seems to be redundant since BaseTTS defines both.
2023-03-01 09:11:30 +01:00
Edresson Casanova 16b9862252
Fix Speaker Consistency Loss (SCL) (#2364) 2023-02-27 09:14:00 +03:00
Eren G??lge 661725b95e Bump up to v0.11.1 2023-02-10 15:59:05 +01:00
Eren G??lge 0196b4dfbf Merge branch 'add_neural_hmm_model' into dev 2023-02-10 15:23:56 +01:00
Eren Gölge 914280a556
Bump up to v0.11.0 (#2329)
* Make style

* Bump up to v0.11.0
2023-02-08 13:58:49 +01:00
Eren G??lge 85b3a04b37 Merge branch 'api_model_path' into dev 2023-02-06 11:18:00 +01:00
marius851000 1f4d8bf0f1
Fix tts-server for multi-lingual models (#2257) 2023-02-06 10:54:34 +01:00
Eren G??lge 6ee94f8bad Fixup 2023-01-30 14:02:25 +01:00
Eren G??lge 713e8c8d04 Add pretrained model 2023-01-30 13:55:17 +01:00
Eren G??lge 7fddabc8ac Implement cloning in API 2023-01-30 13:35:48 +01:00
Eren G??lge 335b8ed44e Add vocoder path 2023-01-30 12:59:29 +01:00
Martin Weinelt 994be163e1
Use packaging.version for version comparisons (#2310)
* Use packaging.version for version comparisons

The distutils package is deprecated¹ and relies on PEP 386² version
comparisons, which have been superseded by PEP 440³ which is implemented
through the packaging module.

With more recent distutils versions, provided through setuptools
vendoring, we are seeing the following exception during version
comparisons:

> TypeError: '<' not supported between instances of 'str' and 'int'

This is fixed by this migration.

[1] https://docs.python.org/3/library/distutils.html
[2] https://peps.python.org/pep-0386/
[3] https://peps.python.org/pep-0440/

* Improve espeak version detection robustness

On many modern systems espeak is just a symlink to espeak-ng. In that
case looking for the 3rd word in the version output will break the
version comparison, when it finds `text-to-speech:`, instead of a proper
version.

This will not break during runtime, where espeak-ng would be
prioritized, but the phonemizer and tokenizer tests force the backend
to `espeak`, which exhibits this breakage.

This improves the version detection by simply looking for the version
after the "text-to-speech:" token.

* Replace distuils.copy_tree with shutil.copytree

The distutils module is deprecated and slated for removal in Python
3.12. Its usage should be replaced, in this case by a compatible method
from shutil.
2023-01-29 23:47:00 +01:00
Eren G??lge cf076345e7 Make style 2023-01-23 13:49:51 +01:00
Eren G??lge 13334d507c Load model from path 2023-01-23 13:45:45 +01:00
Gerard Sant Muniesa c59b3f75b8
Add Catalan text cleaners for Catalan support (#2295) 2023-01-23 11:56:30 +01:00
Shivam Mehta d83ee8fe45
Adding neural HMM TTS Model (#2272)
* Adding neural HMM TTS

* Adding tests

* Adding neural hmm on readme

* renaming training recipe

* Removing overflow\s decoder parameters from the config

* Update the Trainer requirement version for a compatible one (#2276)

* Bump up to v0.10.2

* Adding neural HMM TTS

* Adding tests

* Adding neural hmm on readme

* renaming training recipe

* Removing overflow\s decoder parameters from the config

* fixing documentation

Co-authored-by: Edresson Casanova <edresson1@gmail.com>
Co-authored-by: Eren Gölge <erogol@hotmail.com>
2023-01-23 11:53:04 +01:00
Eren Gölge 497f22b20b
Cache speaker encoder model (#2284) 2023-01-23 11:49:51 +01:00
Eren G??lge 6e3f74fc29 Fix #2191 2023-01-15 23:11:57 +01:00
manmay nakhashi bc422f2f3c
Fastspeech2 (#2073)
* added EnergyDataset

* add energy to Dataset

* add comupte_energy

* added energy params

* added energy to forward_tts

* added plot_avg_energy for visualisation

* Update forward_tts.py

* create file

* added fastspeech2 recipe

* add fastspeech2 config

* removed energy from fast pitch

* add energy loss to forward tts

* Update fastspeech2_config.py

* change run_name

* Update numpy_transforms.py

* fix typo

* fix typo

* fix typo

* linting issues

* use_energy default value --> False

* Update numpy_transforms.py

* linting fixes

* fix typo

* liniting_fix

* liniting_fix

* fix

* fixes

* fixes

* lint fix

* lint fixws

* added training test

* wrong import

* wrong import

* trailing whitespace

* style fix

* changed class name because of error

* class name change

* class name change

* change class name

* fixed styles
2023-01-15 22:39:22 +01:00
Eren Gölge 14d45b5347
Bump up to v0.10.2 2023-01-11 01:06:02 +01:00
Khalid Bashir 42afad5e79
Fixed bug related to yourtts speaker embeddings issue (#2234)
* Fixed bug related to yourtts speaker embeddings issue

* Reverted code for base_tts

* Bug fix on VITS d_vector_file type

* Ignore the test speakers on YourTTS recipe

* Add speaker encoder model and config on YourTTS recipe to easily do zero-shot inference

* Update YourTTS config file

* Update ModelManager._update_path to deal with list attributes

* Fix lint checks

* Remove unused code

* Fix unit tests

* Reset name_to_id to get the right speaker ids on load_embeddings_from_list_of_files

* Set weighted_sampler_multipliers as an empty dict to prevent users' mistakes

Co-authored-by: Edresson Casanova <edresson1@gmail.com>
2023-01-02 14:20:02 +01:00
Julian Weber a07397733b
Multilingual tokenizer (#2229)
* Implement multilingual tokenizer

* Add multi_phonemizer receipe

* Fix lint

* Add TestMultiPhonemizer

* Fix lint

* make style
2023-01-02 10:03:19 +01:00
Eren G??lge f814d52394 Bump up to v0.10.1 2022-12-26 14:29:46 +01:00
Eren G??lge 8c32a6998a Add pth files to manager 2022-12-26 14:29:25 +01:00
Eren G??lge cf765cb3f2 Add ca and fa models 2022-12-26 14:29:10 +01:00
Eren G??lge 46b0ad37e7 Bump up to v0.10.0 2022-12-15 11:19:23 +01:00
Eren Gölge a9167cf239
Fixup overflow (#2218)
* Update overflow config

* Pulling shuffle and drop_last  from config

* Print training stats for overflow
2022-12-15 00:56:48 +01:00
Eren Gölge ecea43ec81
Adding pre-trained Overflow model (#2211)
* Adding pretrained Overflow model

* Stabilize HMM

* Fixup model manager

* Return `audio_unique_name` by default

* Distribute max split size over datasets

* Fixup eval_split_size

* Make style
2022-12-14 16:55:48 +01:00
Edresson Casanova 3b1a28fa95
Add YourTTS VCTK recipe (#2198)
* Add YourTTS VCTK recipe

* Fix lint

* Add compute_embeddings and resample_files functions to be able to reuse it

* Add automatic download and speaker embedding computation for YourTTS VCTK recipe

* Add parameter for eval metadata file on compute embeddings function
2022-12-12 16:14:25 +01:00
Shivam Mehta 3b8b105b0d
Adding OverFlow (#2183)
* Adding encoder

* currently modifying hmm

* Adding hmm

* Adding overflow

* Adding overflow setting up flat start

* Removing runs

* adding normalization parameters

* Fixing models on same device

* Training overflow and plotting evaluations

* Adding inference

* At the end of epoch the test sentences are coming on cpu instead of gpu

* Adding figures from model during training to monitor

* reverting tacotron2 training recipe

* fixing inference on gpu for test sentences on config

* moving helpers and texts within overflows source code

* renaming to overflow

* moving loss to the model file

* Fixing the rename

* Model training but not plotting the test config sentences's audios

* Formatting logs

* Changing model name to camelcase

* Fixing test log

* Fixing plotting bug

* Adding some tests

* Adding more tests to overflow

* Adding all tests for overflow

* making changes to camel case in config

* Adding information about parameters and docstring

* removing compute_mel_statistics moved statistic computation to the model instead

* Added overflow in readme

* Adding more test cases, now it doesn't saves transition_p like tensor and can be dumped as json
2022-12-12 12:44:15 +01:00
p0p4k 2e153d54a8
Adding missing key to formatter (#2194)
quick fix for #2156.
 added 'root_path' key.
2022-12-12 12:25:37 +01:00
Eren Gölge 1ddc484b49
Python API implementation (#2195)
* Draft implementation

* Fix style

* Add api tests

* Fix lint

* Update docs

* Update tests

* Set env

* Fixup

* Fixup

* Fix lint

* Revert
2022-12-12 12:04:20 +01:00
Eren Gölge fdeefcc612
Handle espeak 1.48.15 (#2203) 2022-12-12 11:23:45 +01:00
Edresson Casanova ee20e30958 Fix VITS multi-speaker voice conversion inference 2022-12-05 09:15:01 -03:00
Eren Gölge 9321b22203
Fix scheduler order 2022-12-05 12:26:15 +01:00
Eren G??lge bc6120c330 [ci skip]Bump up to v0.9.0 2022-11-16 16:45:02 +01:00
logan hart ff9b63d02a
Add neon models (#2140)
* Add neon ljspeech vits model

* Add neon german model

* Update .models.json

* Add neon spanish model

* Add french model

* Add Dutch model

* Add Hungarian model

* Add Greek model

* Remove uneeded description

* Update .models.json

* Update .models.json

* Handling neon models

* Add all neon models

* Update .models.json

* Split zoo_tests

* Update test names

* Update model testing

Co-authored-by: Eren Gölge <erogol@hotmail.com>
2022-11-16 16:12:39 +01:00
Eren Gölge 8cb1433e6e
Cache fsspec downloads (#2132)
* Cache fsspec downloaded files

* Use diff paths for test

* Make fsspec caching optional

* Decom GPU docker tests

* Make progress bar optional for better CI log

* Check path local
2022-11-09 22:12:48 +01:00
Eren G??lge b686c09704 Fix #2062 2022-11-07 09:22:43 +01:00
freezerain fcbfca869f
Fix back/forward slash in file path in mailabs formatter (#1938)
* mailabs formatter: back/forward slash in file path fix

* formatters.mailabs() path rework for Windows os

* new formatter added "mailabs_win"

* lint test fix commit

* mailabs_win: removed, mailabs: "/" replaced with os.sep for windows compatibility

* Black small style fix
2022-11-01 12:54:40 +01:00
Victor Shepardson 5307a2229b
Fix Capacitron training (#2086) 2022-11-01 12:52:06 +01:00
Eren Gölge dae79b0acd
Remove `/` prefix from the relative path (#2065) 2022-10-10 13:32:27 +02:00
Eren Gölge 843fa6f3fa
Check num of columns in coqui format (#2066)
* Check 4 colums in coqui format

* Fix encoding

* Fixup
2022-10-10 12:13:32 +02:00
Edresson Casanova f3b947e706
Minors bug fixes on VITS/YourTTS and inference (#2054)
* Set the right device to the speaker encoder

* Bug fix on inference list_language_idxs parameter

* Bug fix on speaker encoder resample audio transform
2022-10-06 22:23:54 +02:00
Eren Gölge 5f5d441ee5
Write non-speech files in a TXT (#2048)
* Write non-speech files in a txt

* Save 16-bit wav out of vad
2022-10-06 13:25:54 +02:00
Edresson Casanova d6ad9a05b4
Fix colliding dataset cache file names (#1994)
* Fix colliding dataset cache file names

* Remove unused code
2022-09-21 12:54:07 +02:00
Edresson Casanova 3faccbda97
Fix dataset handling with the new embedding file keys (#1991) 2022-09-19 23:44:14 +02:00
Eren Gölge 0a112f7841
Add metafile arg (#1977) 2022-09-16 14:41:49 +02:00
Julian Weber 896e46d0e5
Fix vc (#1971) 2022-09-16 12:01:26 +02:00
Eren Gölge b95cf3363c
Prevent installing mecab-ko (#1967) 2022-09-14 10:28:07 +02:00
Eren Gölge 9e5a469c64
d-vector handling (#1945)
* Update BaseDatasetConfig

- Add dataset_name
- Chane name to formatter_name

* Update compute_embedding

- Allow entering dataset by args
- Use released model by default
- Use the new key format

* Update loading

* Update recipes

* Update other dep code

* Update tests

* Fixup

* Load multiple embedding files

* Fix argument names in dep code

* Update docs

* Fix argument name

* Fix linter
2022-09-13 14:10:33 +02:00
Edresson Casanova 371772c355
Replace pyworld by pyin (#1946)
* Replace pyworld by pyin

* Fix unit tests
2022-09-09 10:43:14 +02:00
happylittlecat 4546b4cbd8
Add espeak support for Chinese (#1905)
* fix description

* add espeak support for chinese

* add espeak support for chinese
2022-09-08 12:32:41 +02:00
harmlessman 5abbe56642
Korean Phonemizer (#1822)
* Update requirements.txt

install jamo for korean

* Update formatters.py

add KSS formatter

KSS is a korean single speech dataset (12hours)

* Add files via upload

add phonemizer for korean

* Add files via upload

add korean phonemizer

* Update requirements.txt

* change code style with `black` and `pylint`

* reflecting pylint's Evaluation

* reflecting pylint's Evaluation

* reflecting pylint's Evaluation-2

* isort

* edit about separator
write test case and add 'nltk' for requirements.txt

* add korean g2p (g2pkk)

* isort

* TTS/tts/utils/text/phonemizers/ko_kr_phonemizer.py:43:24: W0621: Redefining name 'text' from outer scope (line 58) (redefined-outer-name)

TTS/tts/utils/text/korean/korean.py:28:8: R1705: Unnecessary "else" after "return" (no-else-return)

* black
2022-09-08 12:06:07 +02:00
Edresson Casanova 159eeeef64
Fix find unique phonemes script (#1928)
* Fix find unique phonemes script

* Fix unit tests
2022-09-08 10:17:35 +02:00
KyuubiYoru 3b7dff568a
Fixes a race condition with multiple simultaneous get requests. (#1807)
* Fixes a race condition with multiple simultaneous get requests.

* Removed unused import

* Removed unused threading import

* Changed lock style to notation

* make style

Co-authored-by: WeberJulian <julian.weber@hotmail.fr>
2022-09-08 10:16:16 +02:00
Julian Weber bb59718c03
Add capacitron v2 model (#1768)
* Add capacitron v2 in .models.json

* Put right commit hash
2022-09-08 09:43:56 +02:00
Edresson Casanova 096b35f639
Add VCTK speaker encoder recipe (#1912) 2022-08-26 16:19:03 +02:00
Eren Gölge e5430a6519
Add new DE Thorsten models (#1898)
- Tacotron2-DDC
- HifiGAN vocoder
2022-08-22 11:27:39 +02:00
Eren G??lge 8845f06fd9 Bump up to v0.8.0 2022-08-22 11:26:47 +02:00
Stanislav Kachnov 2c9f00a808
Fix tune wavegrad (#1844)
* fix imports in tune_wavegrad

* load_config returns Coqpit object instead None

* set action (store true) for flag "--use_cuda"; start to tune if module is running as the main program

* fix var order in the result of batch collating

* make style

* make style with black and isort
2022-08-22 09:55:32 +02:00
Eren Gölge fcb0bb58ae
Handle when no batch sampler (#1882) 2022-08-18 11:26:04 +02:00
Eren Gölge 7442bcefa5
Remove deprecated files (#1873)
- samplers.py is moved
- distribute.py is replaces by the 👟Trainer
2022-08-15 12:16:37 +02:00
Eren Gölge 4333492341
Fix BCE loss issue (#1872)
* Fix BCE loss issue

* Remove import
2022-08-15 11:27:21 +02:00
manmay nakhashi e4db7c51b5
Update capacitron_layers.py (#1664)
crashing because of dimension miss match   at line no. 57
[batch, 256] vs [batch , 1, 512]
enc_out = torch.cat([enc_out, speaker_embedding], dim=-1)
2022-08-15 11:08:50 +02:00
Eren Gölge bfc63829ac
Implement bucketed weighted sampling for VITS (#1871) 2022-08-15 11:08:11 +02:00
Eren Gölge d46fbc240c
Introduce numpy and torch transforms (#1705)
* Refactor audio processing functions

* Add tests for numpy transforms

* Fix imports

* Fix imports2
2022-08-08 11:57:50 +02:00
manmay nakhashi 7fd9b89ebf
fix get_random_embeddings --> get_random_embedding (#1726)
* fix get_random_embeddings --> get_random_embedding

function typo leads to training crash, no such function

* fix typo

get_random_embedding
2022-08-07 14:06:03 +02:00
rbaraglia 75ac9e3f0c
Fix language flags generated by espeak-ng phonemizer (#1801)
* fix language flags generated by espeak-ng phonemizer

* Style

* Updated language flag regex to consider all language codes alike
2022-08-07 13:57:40 +02:00
Lars Kiesow 8c645080ac
Adjust default to be able to process longer sentences (#1835)
Running `tts --text "$text" --out_path …` with a somewhat longer
sentences in the text will lead to warnings like “Decoder stopped with
max_decoder_steps 500” and the sentences just being cut off in the
resulting WAV file.

This happens quite frequently when feeding longer texts (e.g. a blog
post) to `tts`. It's particular frustrating since the error is not
always obvious in the output. You have to notice that there are missing
parts. This is something other users seem to have run into as well [1].

This patch simply increases the maximum number of steps allowed for the
tacotron decoder to fix this issue, resulting in a smoother default
behavior.

[1] https://github.com/mozilla/TTS/issues/734
2022-08-07 13:51:29 +02:00
p0p4k 903a77c197
Update wavenet.py (#1796)
* Update wavenet.py

Current version does not use "in_channels" argument. 
In glowTTS, we use normalizing flows and so "input dim" == "ouput dim" (channels and length). So, the existing code just uses hidden_channel sized tensor as input to first layer as well as outputs hidden_channel sized tensor. 
However, since it is a generic implementation, I believe it is better to update it for a more general use.

* "in_channels -> hidden_channels"
2022-08-01 12:20:37 +02:00
p0p4k 4fe50801b5
Update README.md; download progress bar in CLI. (#1797)
* Update README.md

- minor PR
- added model_info usage guide based on #1623 in README.md .

* "added tqdm bar for model download"

* Update manage.py

* fixed style

* fixed style

* sort imports
2022-08-01 12:17:47 +02:00
Eren G??lge 7d8b1665c8 Fix rand_segment edge case (input_len == seg_len - 1) 2022-08-01 11:37:45 +02:00