Nymiro
20 lines
786 B
Python
20 lines
786 B
Python
from .base_handler import VendorHandler
|
|
|
|
class SamsungHandler(VendorHandler):
|
|
"""Handles Samsung-specific HEIC features, like the embedded mpvd box."""
|
|
|
|
def find_motion_photo_offset(self, heic_file) -> int | None:
|
|
"""
|
|
Searches for the 'mpvd' box which contains the video data.
|
|
"""
|
|
# --- START FIX ---
|
|
# 使用 heic_file.find_box 进行递归搜索，因为 mpvd 嵌套在 meta 中
|
|
mpvd_box = heic_file.find_box('mpvd')
|
|
if mpvd_box:
|
|
print(f"Samsung 'mpvd' box found at offset {mpvd_box.offset}")
|
|
# 视频数据在 8 字节头部之后开始
|
|
return mpvd_box.offset + 8
|
|
# --- END FIX ---
|
|
|
|
print("Samsung HEIC detected, but no 'mpvd' box found.")
|
|
return None |