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"""
bilibili_api.utils.Danmaku
弹幕类。
"""
import time
from enum import Enum
from typing import Union
from .utils import crack_uid as _crack_uid
class DmFontSize(Enum):
"""
字体大小枚举。
"""
EXTREME_SMALL = 12
SUPER_SMALL = 16
SMALL = 18
NORMAL = 25
BIG = 36
SUPER_BIG = 45
EXTREME_BIG = 64
class DmMode(Enum):
"""
弹幕模式枚举。
"""
FLY = 1
TOP = 5
BOTTOM = 4
REVERSE = 6
SPECIAL = 9
class Danmaku:
"""
弹幕类。
"""
def __init__(
self,
text: str,
dm_time: float = 0.0,
send_time: float = time.time(),
crc32_id: str = "",
color: str = "ffffff",
weight: int = -1,
id_: int = -1,
id_str: str = "",
action: str = "",
mode: Union[DmMode, int] = DmMode.FLY,
font_size: Union[DmFontSize, int] = DmFontSize.NORMAL,
is_sub: bool = False,
pool: int = 0,
attr: int = -1,
uid: int = -1,
):
"""
Args:
(self.)text (str) : 弹幕文本。
(self.)dm_time (float, optional) : 弹幕在视频中的位置，单位为秒。Defaults to 0.0.
(self.)send_time (float, optional) : 弹幕发送的时间。Defaults to time.time().
(self.)crc32_id (str, optional) : 弹幕发送者 UID 经 CRC32 算法取摘要后的值。Defaults to "".
(self.)color (str, optional) : 弹幕十六进制颜色。Defaults to "ffffff" (如果为大会员专属的颜色则为"special").
(self.)weight (int, optional) : 弹幕在弹幕列表显示的权重。Defaults to -1.
(self.)id_ (int, optional) : 弹幕 ID。Defaults to -1.
(self.)id_str (str, optional) : 弹幕字符串 ID。Defaults to "".
(self.)action (str, optional) : 暂不清楚。Defaults to "".
(self.)mode (Union[DmMode, int], optional) : 弹幕模式。Defaults to Mode.FLY.
(self.)font_size (Union[DmFontSize, int], optional): 弹幕字体大小。Defaults to FontSize.NORMAL.
(self.)is_sub (bool, optional) : 是否为字幕弹幕。Defaults to False.
(self.)pool (int, optional) : 池。Defaults to 0.
(self.)attr (int, optional) : 暂不清楚。 Defaults to -1.
(self.)uid (int, optional) : 弹幕发送者 UID。Defaults to -1.
大会员专属颜色文字填充：http://i0.hdslb.com/bfs/dm/9dcd329e617035b45d2041ac889c49cb5edd3e44.png
大会员专属颜色背景填充：http://i0.hdslb.com/bfs/dm/ba8e32ae03a0a3f70f4e51975a965a9ddce39d50.png
"""
self.text = text
self.dm_time = dm_time
self.send_time = send_time
self.crc32_id = crc32_id
self.color = color
self.weight = weight
self.id_ = id_
self.id_str = id_str
self.action = action
self.mode = mode.value if isinstance(mode, DmMode) else mode
self.font_size = (
font_size.value if isinstance(font_size, DmFontSize) else font_size
)
self.is_sub = is_sub
self.pool = pool
self.attr = attr
self.uid = uid
def __str__(self):
ret = "%s, %s, %s" % (self.send_time, self.dm_time, self.text)
return ret
def __len__(self):
return len(self.text)
@staticmethod
def crack_uid(crc32_id: str):
"""
(@staticmethod)
暴力破解 UID，可能存在误差，请慎重使用。
精确至 UID 小于 10000000 的破解。
Args:
crc32_id (str): crc32 id
Returns:
int: 真实 UID。
"""
return int(_crack_uid(crc32_id))
def to_xml(self):
"""
将弹幕转换为 xml 格式弹幕
"""
txt = self.text.replace("&", "&").replace("<", "<").replace(">", ">")
string = f'<d p="{self.dm_time},{self.mode},{self.font_size},{int(self.color, 16)},{self.send_time},{self.pool},{self.crc32_id},{self.id_},11">{txt}</d>'
return string
class SpecialDanmaku:
def __init__(
self,
content: str,
id_: int = -1,
id_str: str = "",
mode: Union[DmMode, int] = DmMode.SPECIAL,
pool: int = 2,
):
"""
Args:
(self.)content (str) : 弹幕内容
(self.)id_ (int) : 弹幕 id. Defaults to -1.
(self.)id_str (str) : 弹幕 id (string 类型). Defaults to "".
(self.)mode (Union[DmMode, int]): 弹幕类型. Defaults to DmMode.SPECIAL.
(self.)pool (int) : 弹幕池. Defaults to 2.
"""
self.content = content
self.id_ = id_
self.id_str = id_str
self.mode = mode.value if isinstance(mode, DmMode) else mode
self.pool = pool
def __str__(self):
return f"{self.content}"
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