def removeVideoWatermark(inputVideoFullPath, outputVideoFullPath, watermarkPositionDict, isOverwrite=False, isVerbose=False):
"""
remove video water mark using ffmpeg
"""
# print("removeVideoWatermark: inputVideoFullPath=%s, outputVideoFullPath=%s, watermarkPositionDict=%s" % (inputVideoFullPath, outputVideoFullPath, watermarkPositionDict))
# ffmpeg -i input_video.mp4 -vf "delogo=x=490:y=30:w=130:h=50" -c:a copy output_video.mp4
# ffmpegCmd = 'ffmpeg -i %s -vf "delogo=x=490:y=30:w=130:h=50" -c:a copy %s' % (inputVideoFullPath, outputVideoFullPath)
extraOptionList = []
if isOverwrite:
optionOverwrite = "-y"
extraOptionList.append(optionOverwrite)
if not isVerbose:
optionLessOutput = "-hide_banner -loglevel error"
extraOptionList.append(optionLessOutput)
optionAvoidHang = "-nostdin"
extraOptionList.append(optionAvoidHang)
extraOptionStr = " ".join(extraOptionList)
print("extraOptionStr=%s" % extraOptionStr)
ffmpegCmd = 'ffmpeg %s -i %s -vf "delogo=x=%d:y=%d:w=%d:h=%d" -c:a copy %s' % \
(extraOptionStr, inputVideoFullPath, watermarkPositionDict["x"], watermarkPositionDict["y"], watermarkPositionDict["w"], watermarkPositionDict["h"], outputVideoFullPath)
print("ffmpegCmd=%s" % ffmpegCmd)
# ffmpegCmd=ffmpeg -hide_banner -loglevel error -nostdin -i /xxx/video_normalWatermark_480w360h.mp4 -vf "delogo=x=324:y=28:w=140:h=53" -c:a copy /xxx/video_normalWatermark_480w360h_removedWatermark.mp4
isRemovedWatermarkOk, errMsg = runCommand(ffmpegCmd)
# print("isRemovedWatermarkOk=%s, errMsg=%s" % (isRemovedWatermarkOk, errMsg))
return isRemovedWatermarkOk, errMsg
def splitAudio(
inputAudioFullPath,
startTime,
endTime,
outputAudioFullPath="",
isOutputLog=False,
isAskOverwrite=False,
):
"""
split specified time duration(startTime - endTime) auido (default mp3) file from input (whole) audio (normally .mp4) file
Note:
internal using ffmpeg, your system must installed ffmpeg
params:
* `inputAudioFullPath`: /whole/audio/path/input_audio_name.mp3
* `startTime`: start time of type datetime.time
* `endTime`: end time of type datetime.time
* `outputAudioFullPath`:
* `""`: -> /whole/audio/path/ + input_audio_name_{startTime}_{endTime}.mp3
* `"/output/audio/path/output_audio_name.mp3"`: /output/audio/path/output_audio_name.mp3
* `isOutputLog`: ffmpeg show console log or not
if not, will redirect to null device to omit it
* `isAskOverwrite`: when existed file, whether ask overwrite or not
default Not ask, that is force overwrite
return: (bool, str, str)
bool: extract OK or not
str: splitted audio full path
str: error message string
"""
extractIsOk = False
splittedAudioFullPath = ""
errMsg = "Unknown Error"
if not outputAudioFullPath:
inputAudioPath = os.path.dirname(inputAudioFullPath)
inputAudioName = os.path.basename(inputAudioFullPath)
inputAudioNameNoSuffix, inputAudioSuffix = os.path.splitext(
inputAudioName) # 'show_14322648_audio', '.mp3'
startTimeStrForName = formatFfmpegTimeStr(startTime, "", "")
endTimeStrForName = formatFfmpegTimeStr(endTime, "", "")
timeDurationStr = "_" + startTimeStrForName + "_" + endTimeStrForName
audioFilename = inputAudioNameNoSuffix + timeDurationStr + inputAudioSuffix # 'show_14322648_audio_000004237_000006336.mp3'
outputAudioFullPath = os.path.join(inputAudioPath, audioFilename)
startTimeStrFfmpeg = formatFfmpegTimeStr(startTime)
endTimeStrFfmpeg = formatFfmpegTimeStr(endTime)
timeDurationPara = "-ss %s -to %s" % (
startTimeStrFfmpeg, endTimeStrFfmpeg
) # '-ss 00:00:04.237 -to 00:00:06.336'
extraPara = ""
if not isAskOverwrite:
extraPara += "-y"
redirectOutputPara = ""
if not isOutputLog:
redirectOutputPara += "2> /dev/null"
ffmpegCmd = "ffmpeg %s -i %s %s -b:a 128k %s %s" % (
extraPara, inputAudioFullPath, timeDurationPara, outputAudioFullPath,
redirectOutputPara)
# print("ffmpegCmd=%s" % ffmpegCmd)
# Example:
# ffmpeg -y -i /xxx/show_14322648_audio.mp3 -ss 00:00:04.237 -to 00:00:06.336 -b:a 128k /xxx/show_14322648_audio_000004237_000006336.mp3 2> /dev/null
extractIsOk, errMsg = runCommand(ffmpegCmd)
if extractIsOk:
splittedAudioFullPath = outputAudioFullPath
return extractIsOk, splittedAudioFullPath, errMsg
def extractAudioFromVideo(
videoFullPath,
startTime=None,
endTime=None,
audioFullPath="",
audioType="mp3",
isOutputLog=False,
isAskOverwrite=False,
):
"""
extract specified time duration(startTime - endTime) auido (default mp3) file from video(.mp4) file
Note:
if startTime and endTime not specified, will ouput whole file audio
internal using ffmpeg do convertion from mp4 to audio
params:
* `videoFullPath`: /video/path/video_name.mp4
* `startTime`: start time of type datetime.time
* `endTime`: end time of type datetime.time
* `audioFullPath`:
* `""`: -> /video/path/ + generated_audio_name.mp3
* `"/audio/path/audio_name.mp3"`: /audio/path/audio_name.mp3
* `isOutputLog`: ffmpeg show console log or not
if not, will redirect to null device to omit it
* `isAskOverwrite`: when existed file, whether ask overwrite or not
default Not ask, that is force overwrite
return: (bool, str, str)
True/False, audio path, error message string
"""
extractIsOk = False
extractedAudioPath = ""
errMsg = "Unknown Error"
if not audioFullPath:
videoPath = os.path.dirname(videoFullPath)
videoName = os.path.basename(videoFullPath)
videoNameNoSuffix, videoSuffix = os.path.splitext(
videoName) # 'show_14322648_video', '.mp4'
timeDurationStr = ""
if startTime and endTime:
startTimeStrForName = formatFfmpegTimeStr(startTime, "", "")
endTimeStrForName = formatFfmpegTimeStr(endTime, "", "")
timeDurationStr = "_" + startTimeStrForName + "_" + endTimeStrForName
audioFilename = videoNameNoSuffix + timeDurationStr + "." + audioType # 'show_14322648_video.mp3'
audioFullPath = os.path.join(videoPath, audioFilename)
timeDurationPara = ""
if startTime and endTime:
startTimeStrFfmpeg = formatFfmpegTimeStr(startTime)
endTimeStrFfmpeg = formatFfmpegTimeStr(endTime)
timeDurationPara = "-ss %s -to %s" % (startTimeStrFfmpeg,
endTimeStrFfmpeg)
extraPara = ""
if not isAskOverwrite:
extraPara += "-y"
redirectOutputPara = ""
if not isOutputLog:
redirectOutputPara += "2> /dev/null"
ffmpegCmd = "ffmpeg %s -i %s %s -b:a 128k %s %s" % (
extraPara, videoFullPath, timeDurationPara, audioFullPath,
redirectOutputPara)
# print("ffmpegCmd=%s" % ffmpegCmd)
# Example:
# ffmpeg -y -i show_65586_video.mp4 -ss 00:00:03.110 -to 00:00:06.110 -b:a 128k show_65586_audio_000003110_000006110.mp3 2> /dev/null
# ffmpeg -y -i /xxx/show_13304984_video.mp4 -ss 00:00:00.104 -to 00:00:04.566 -b:a 128k /xxx/user/5253/show/13304984/show_13304984_audio_000000104_000004566.mp3 2> /dev/null
# ffmpeg -y -i show_65586_video.mp4 -b:a 128k show_65586_audio.mp3 2> /dev/null
extractIsOk, errMsg = runCommand(ffmpegCmd)
if extractIsOk:
extractedAudioPath = audioFullPath
return extractIsOk, extractedAudioPath, errMsg