Function _stereo

tests/test_utils/test_audio_array_buffer.py:19–25

(left: list[int], right: list[int], *, sr: int = 16000)

def _stereo(left: list[int], right: list[int], *, sr: int = 16000) -> rtc.AudioFrame:
    interleaved = np.empty(len(left) * 2, dtype=np.int16)
    interleaved[0::2] = np.array(left, dtype=np.int16)
    interleaved[1::2] = np.array(right, dtype=np.int16)
    return rtc.AudioFrame(
        data=interleaved.tobytes(), sample_rate=sr, num_channels=2, samples_per_channel=len(left)
    )


def _assert_eq(buf: AudioArrayBuffer, expected: list[int]) -> None: