本文实例为大家分享了python视频转彩色字符动画的具体代码,供大家参考,具体内容如下
一、效果
原图:
转换后:
效果可通过代码开头几行的参数调节
二、代码
开头几行代码,自己看着调整,把效果调到最佳就ok。
依赖库:
pip install opencv-python
pip install pygame
代码:
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import pygame
import cv2
font_size = 18 # 字体大小,可自行调整
win_size = ( 1440 , 1000 ) # 窗口大小,可自行调整
video_size = ( 30 , 30 ) # 视频大小,可自行调整
video_path = './cat.gif' # 视频文件(可以为常见的视频格式和gif)
str_text = '假装失智' # 替换字符,可自定义,没有长度限制,但至少得有一个
def video2imgs(video_name, size):
img_list = []
cap = cv2.videocapture(video_name)
while cap.isopened():
ret, frame = cap.read()
if ret:
img = cv2.resize(frame, size, interpolation = cv2.inter_area)
img_list.append(img)
else :
break
cap.release()
return img_list
# 初始化pygame
def main():
pygame.init()
winsur = pygame.display.set_mode(win_size)
imgs = video2imgs(video_path, video_size)
btnfont = pygame.font.sysfont( "fangsong" , font_size)
btnfont.set_bold(true)
# 生成surface
sur_list = []
for img in imgs:
height, width, color = img.shape
surface = pygame.surface(win_size)
a = 0
x, y = 0 , 0
for row in range (height):
x = 0
for col in range (width):
# 获取当前像素rgb
rgb = img[row][col]
rgb[ 0 ], rgb[ 2 ] = rgb[ 2 ], rgb[ 0 ]
text_texture = btnfont.render(str_text[a], true, rgb)
a = a + 1
a = a % len (str_text)
surface.blit(text_texture, (x, y))
x = x + font_size
y = y + font_size
sur_list.append(surface)
# 游戏主循环
current_frame = 0
while true:
for event in pygame.event.get():
if event. type = = pygame.quit:
exit()
pygame.time.delay( int ( 1000 / 24 ))
winsur.fill(( 0 , 0 , 0 ))
winsur.blit(sur_list[current_frame], [ 0 , 0 ])
current_frame + = 1
current_frame % = len (sur_list)
# 刷新界面
pygame.display.flip()
if __name__ = = '__main__' :
main()
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以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/qq_39687901/article/details/83347915