我创建了一个脚本来下载YouTube视频并从中提取每个时段的图像
screenshotvideo
def screenshotvideo(url, interval, id, fullduration, title, quality):
interval = int(interval)
parsed_t = isodate.parse_duration(fullduration)
durationseconds=parsed_t.total_seconds()
iterat=int(durationseconds/int(interval))
for i in range(0, iterat):
print(str(id))
print(str(i))
print(str(i*interval))
part(url, time.strftime('%H:%M:%S', time.gmtime(int(i*interval))), "00:00:01", title+"-"+str(id), quality)
部分
def part(url, starttime, duration, name, quality):
f = os.popen("ffmpeg $(youtube-dl -f "+quality+" -g '"+url+"' | sed 's/.*/-ss "+starttime+" -i &/') -t "+duration+" -c copy "+name+".mp4")
now = f.read()
print(now)
f = os.popen("ffmpeg -i "+name+".mp4 -ss 00:00:00 -vframes 1 "+name+".jpg")
now = f.read()
print(now)
f = os.popen("rm -rf "+name+".mp4")
now = f.read()
print(now)
所以我在第一个ffmpeg命令中得到了以下错误
[mp4 @ 0x55d537f64240] Could not find tag for codec vp8 in stream #0, codec not currently supported in container.
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument
最佳答案 错误很明显:
codec not currently supported in container.
使用支持vp8的其他容器,如webm或mkv.