前言

该程序为外接英特尔深度相机拍照测试和视频录制测试程序

一、拍照程序

  1. 按下s键表示保存图片
  2. 按下q键表示退出程序
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# coding:utf-8
import cv2

cap = cv2.VideoCapture(1, cv2.CAP_DSHOW)
flag = cap.isOpened()
index = 1
while (flag):
    ret, frame = cap.read()
    cv2.imshow("Capture_Paizhao", frame)
    k = cv2.waitKey(1) & 0xFF
    if k == ord('s'):  # 按下s键，进入下面的保存图片操作
        cv2.imwrite(r"D:\Desktop\calibration-images/" + str(index) + ".png", frame)
        print("save" + str(index) + ".jpg successfuly!")
        print("-------------------------")
        index += 1
    elif k == ord('q'):  # 按下q键，程序退出
        break
cap.release() # 释放摄像头
cv2.destroyAllWindows()# 释放并销毁窗口

二、录制视频程序

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# coding:utf-8
import cv2
import os
import time

# 打开摄像头
cap = cv2.VideoCapture(1, cv2.CAP_DSHOW)
if not cap.isOpened():
    print("Error: Unable to access the camera.")
    exit()

# 视频保存设置
fourcc = cv2.VideoWriter_fourcc(*'mp4v')  # 使用 mp4v 编解码器
fps = 20.0  # 设置帧率
width = int(cap.get(cv2.CAP_PROP_FRAME_WIDTH))  # 获取摄像头宽度
height = int(cap.get(cv2.CAP_PROP_FRAME_HEIGHT))  # 获取摄像头高度

# 确保输出目录存在
output_dir = r"D:\Desktop\calibration-videos"
if not os.path.exists(output_dir):
    print(f"Output directory does not exist: {output_dir}")
    os.makedirs(output_dir)

# 使用时间戳生成唯一文件名
timestamp = time.strftime("%Y%m%d_%H%M%S")
output_file = os.path.join(output_dir, f"video_{timestamp}.mp4")

# 创建视频写入器
video_writer = cv2.VideoWriter(output_file, fourcc, fps, (width, height))

print(f"Recording started. The video will be saved as {output_file}. Press 'q' to quit.")

while True:
    ret, frame = cap.read()
    if not ret:
        print("Error: Unable to read frame.")
        break

    # 显示捕获的图像
    cv2.imshow("Capture_Paizhao", frame)

    # 写入视频文件
    video_writer.write(frame)

    k = cv2.waitKey(1) & 0xFF
    if k == ord('q'):  # 按下q键退出程序
        break

# 释放资源
cap.release()
video_writer.release()
cv2.destroyAllWindows()