Migrate to WHIP (#1120)

* migrate to whip part1

* migrate to whip part2

* migrate to whip part3

* migrate to whip part4

* migrate to whip/whep with bidirectional

* migrate to whip/whep with bidirectional

* use next library

* add _next to lid datachannel files

* cleanup and add todos

* use internal helper rtcGetPayloadTypesForCodec

* fix lint

* refactor decode()

* move logic to codecs

* move logic to codecs

* break encoders and decoders into multiple files

* break encoders and decoders into multiple files

* cleanup more

* drop action for stream endpoints, keep type for self documentation

* restore the v4 store

* fix: align frame_width and frame_height to even in both collect() and read_resolution() in both decoders.

---------

Co-authored-by: harisreedhar <h4harisreedhar.s.s@gmail.com>

tests/test_codec_opus_encoder.py

@@ -0,0 +1,47 @@
+from unittest.mock import patch
+
+import numpy
+import pytest
+from tests.assert_helper import get_test_example_file, get_test_examples_directory
+
+from facefusion import state_manager
+from facefusion.codecs.opus_encoder import create, destroy, encode
+from facefusion.common_helper import is_linux, is_macos, is_windows
+from facefusion.download import conditional_download
+from facefusion.ffmpeg import read_audio_buffer
+from facefusion.hash_helper import create_hash
+from facefusion.libraries import opus as opus_module
+
+
+@pytest.fixture(scope = 'module', autouse = True)
+def before_all() -> None:
+	state_manager.init_item('download_providers', [ 'github', 'huggingface' ])
+
+	conditional_download(get_test_examples_directory(), [ 'https://github.com/facefusion/facefusion-assets/releases/download/examples-3.0.0/source.mp3' ])
+
+	opus_module.pre_check()
+
+
+def test_create() -> None:
+	assert create(48000, 2)
+	assert create(0, 0) is None
+
+
+def test_encode() -> None:
+	audio_buffer = read_audio_buffer(get_test_example_file('source.mp3'), 48000, 16, 2)
+	audio_sample = numpy.frombuffer(audio_buffer, dtype = numpy.int16).astype(numpy.float32) / 32768.0
+	opus_encoder = create(48000, 2)
+
+	if is_linux() or is_windows():
+		assert create_hash(encode(opus_encoder, audio_sample.tobytes(), 960)) == '8abe71cf'
+
+	if is_macos():
+		pytest.skip()
+
+
+def test_destroy() -> None:
+	opus_encoder = create(48000, 2)
+
+	with patch.object(opus_module.create_static_library(), 'opus_encoder_destroy') as mock:
+		destroy(opus_encoder)
+		mock.assert_called_once_with(opus_encoder)