def createVideo(originalClipName, subtitlesFileName, outputFileName,
alternateAudioFileName, useOriginalAudio):
# This function is used to put all of the pieces together.
# Note that if we need to use an alternate audio track, the last parm should = False
print("\n==> createVideo ")
# Load the original clip
print("\t" + strftime("%H:%M:%S", gmtime()),
"Reading video clip: " + originalClipName)
clip = VideoFileClip(originalClipName)
print("\t\t==> Original clip duration: " + str(clip.duration))
if useOriginalAudio == False:
print(strftime("\t" + "%H:%M:%S", gmtime()),
"Reading alternate audio track: " + alternateAudioFileName)
audio = AudioFileClip(alternateAudioFileName)
audio = audio.subclip(0, clip.duration)
audio.set_duration(clip.duration)
print("\t\t==> Audio duration: " + str(audio.duration))
clip = clip.set_audio(audio)
else:
print(strftime("\t" + "%H:%M:%S", gmtime()),
"Using original audio track...")
# Create a lambda function that will be used to generate the subtitles for each sequence in the SRT
generator = lambda txt: TextClip(
txt, font='Arial-Bold', fontsize=24, color='white')
# read in the subtitles files
print("\t" + strftime("%H:%M:%S", gmtime()),
"Reading subtitle file: " + subtitlesFileName)
subs = SubtitlesClip(subtitlesFileName, generator)
print("\t\t==> Subtitles duration before: " + str(subs.duration))
subs = subs.subclip(0, ((clip.duration) - 0.001))
subs.set_duration(clip.duration - .001)
print("\t\t==> Subtitles duration after: " + str(subs.duration))
print("\t" + strftime("%H:%M:%S", gmtime()),
"Reading subtitle file complete: " + subtitlesFileName)
print("\t" + strftime("%H:%M:%S", gmtime()), "Creating Subtitles Track...")
annotated_clips = [
annotate(clip.subclip(from_t, to_t), txt)
for (from_t, to_t), txt in subs
]
print("\t" + strftime("%H:%M:%S", gmtime()),
"Creating composited video: " + outputFileName)
# Overlay the text clip on the first video clip
final = concatenate_videoclips(annotated_clips)
print("\t" + strftime("%H:%M:%S", gmtime()),
"Writing video file: " + outputFileName)
final.write_videofile(outputFileName)
clip.reader.close()
clip.audio.reader.close_proc()
def __generateSubs( self, clip, subPath ):
generator = lambda txt: TextClip(txt, font='Amiri-Bold', fontsize=40, color='white')
subs = SubtitlesClip( subPath, generator )
subs = subs.subclip( 0, clip.duration - .001 )
subs.set_duration( clip.duration - .001 )
return subs
def createVideo(originalClipName,
subtitlesFileName,
outputFileName,
alternateAudioFileName,
useOriginalAudio=True):
# This function is used to put all of the pieces together.
# Note that if we need to use an alternate audio track, the last parm should = False
print("\n==> createVideo ")
# Load the original clip
print("\t" + strftime("%H:%M:%S", gmtime()),
"Reading video clip: " + originalClipName)
clip = VideoFileClip(originalClipName)
print("\t\t==> Original clip duration: " + str(clip.duration))
if useOriginalAudio == False:
print(strftime("\t" + "%H:%M:%S", gmtime()),
"Reading alternate audio track: " + alternateAudioFileName)
audio = AudioFileClip(alternateAudioFileName)
audio = audio.subclip(0, clip.duration)
audio.set_duration(clip.duration)
print("\t\t==> Audio duration: " + str(audio.duration))
clip = clip.set_audio(audio)
else:
print(strftime("\t" + "%H:%M:%S", gmtime()),
"Using original audio track...")
# Create a lambda function that will be used to generate the subtitles for each sequence in the SRT
generator = lambda txt: TextClip(
txt, font='Arial-Bold', fontsize=24, color='white')
# read in the subtitles files
print("\t" + strftime("%H:%M:%S", gmtime()),
"Reading subtitle file: " + subtitlesFileName)
subs = SubtitlesClip(subtitlesFileName, generator)
#print("\t\t==> Subtitles duration before: " + str(subs.duration))
subs = subs.subclip(0, clip.duration - .001)
subs.set_duration(clip.duration - .001)
#try to see if chunks of approx 120 secs will work
subsetTxts = []
counter = 0
subsetStart = 0
subsetEnd = 0
txts = []
for txt in subs:
counter = counter + 1
txts.append(txt)
if counter % 30 == 0:
subsetTxts.append(txts[:])
txts = []
if len(txts) > 0:
subsetTxts.append(txts[:])
#subtract .001 from last time
subsetTxts[-1][-1][0][1] -= 0.001
test = 0
clipFileNames = []
for subset in subsetTxts:
test = test + 1
if test > 10:
break
fileName = 'clip_' + str(math.floor(subset[0][0][0])) + '.mp4'
annotated_clips = [
annotate(clip.subclip(from_t, to_t), txt)
for (from_t, to_t), txt in subset
]
clipFile = concatenate_videoclips(annotated_clips)
clipFile.write_videofile(fileName)
clipFileNames.append(fileName)
gc.collect()
finalClips = []
for c in clipFileNames:
finalClips.append(VideoFileClip(c))
finalFile = concatenate_videoclips(finalClips)
finalFile.write_videofile(outputFileName)
