def create_slideshow(self):
video_list = self.meeting.source_dir / 'video_list.txt'
f = video_list.open('w')
ffmpeg.webm_to_mp4(self.meeting.deskshare_src_file,
self.meeting.deskshare_tmp_file)
print("-=create_slideshow=-", file=sys.stderr)
for i, slide in enumerate(self.meeting.slides):
tmp_name = '%d.mp4' % i
tmp_ts_name = '%d.ts' % i
image = slide['full_path']
duration = slide['duration']
out_file = self.meeting.temp_dir / tmp_name
out_ts_file = self.meeting.temp_dir / tmp_ts_name
if "deskshare.png" == image.name:
print(0, i, slide['in'], duration, file=sys.stderr)
ffmpeg.trim_video_by_seconds(self.meeting.deskshare_tmp_file,
slide['in'], duration, out_file)
ffmpeg.mp4_to_ts(out_file, out_ts_file)
else:
print(1, i, slide['in'], duration, file=sys.stderr)
ffmpeg.create_video_from_image(image, duration, out_ts_file)
f.write('file ' + str(out_ts_file) + '\n')
f.close()
ffmpeg.concat_videos(video_list, self.meeting.slideshow_file)
video_list.unlink()
def main():
sys.stderr = open(LOGFILE, 'a')
print >> sys.stderr, "\n<-------------------" + time.strftime(
"%c") + "----------------------->\n"
bbb_version = bbbversion()
print >> sys.stderr, "bbb_version: " + bbb_version
os.chdir(source_dir)
cleanup()
# dictionary, length, dims = prepare(bbb_version)
# audio = audio_path + 'audio.ogg'
# audio_trimmed = temp_dir + 'audio_trimmed.m4a'
# result = target_dir + 'meeting.mp4'
# slideshow = temp_dir + 'slideshow.mp4'
try:
# create_slideshow(dictionary, length, slideshow, bbb_version)
# ffmpeg.trim_audio_start(dictionary, length, audio, audio_trimmed)
# ffmpeg.mux_slideshow_audio(slideshow, audio_trimmed, result)
# serve_webcams()
# zipdir('./download/')
# copy_mp4(result, source_dir + meetingId + '.mp4')
ffmpeg.webm_to_mp4(source_dir + "video/webcams.webm",
source_dir + meetingId + '.mp4')
finally:
print >> sys.stderr, "Cleaning up temp files..."
cleanup()
print >> sys.stderr, "Done"
def create_slideshow(dictionary, length, result, bbb_version):
try:
video_list = 'video_list.txt'
f = open(video_list, 'w')
times = dictionary.keys()
times.sort()
ffmpeg.webm_to_mp4(SOURCE_DESKSHARE, TMP_DESKSHARE_FILE)
print >> sys.stderr, "-=create_slideshow=-"
for i, t in enumerate(times):
print >> sys.stderr, (i, t)
# if i < 1 and '2.0.0' > bbbversion:
# continue
tmp_name = '%d.mp4' % i
tmp_ts_name = '%d.ts' % i
image = dictionary[t]
print >> sys.stderr, times
print >> sys.stderr, length
if i == len(times) - 1:
duration = length - t
else:
duration = times[i + 1] - t
out_file = temp_dir + tmp_name
out_ts_file = temp_dir + tmp_ts_name
if "deskshare.png" in image:
print >> sys.stderr, (0, i, t, duration)
ffmpeg.trim_video_by_seconds(TMP_DESKSHARE_FILE, t, duration,
out_file)
ffmpeg.mp4_to_ts(out_file, out_ts_file)
else:
print >> sys.stderr, (1, i, t, duration)
ffmpeg.create_video_from_image(image, duration, out_ts_file)
f.write('file ' + out_ts_file + '\n')
f.close()
ffmpeg.concat_videos(video_list, result)
os.remove(video_list)
except:
print >> sys.stderr, "Exception create_slideshow"
print >> sys.stderr, dictionary.keys()
print >> sys.stderr, image
def create_slideshow(dictionary, length, result):
video_list = 'video_list.txt'
video_list_tmp = []
video_list_fn = []
f = open(video_list, 'w')
times = list(dictionary.keys())
times.sort()
ffmpeg.webm_to_mp4(SOURCE_DESKSHARE, TMP_DESKSHARE_FILE)
print("-=create_slideshow=-")
for i, t in enumerate(times):
tmp_name = '%d.mp4' % i
tmp_ts_name = '%d.ts' % i
image = dictionary[t]
if i == len(times) - 1:
duration = length - t
else:
duration = times[i + 1] - t
out_file = temp_dir + tmp_name
out_ts_file = temp_dir + tmp_ts_name
if "deskshare.png" in image:
print(sys.stderr, (0, i, t, duration))
ffmpeg.trim_video_by_seconds(TMP_DESKSHARE_FILE, t, duration,
out_file)
ffmpeg.mp4_to_ts(out_file, out_ts_file)
else:
print(sys.stderr, (1, i, t, duration))
ffmpeg.create_video_from_image(image, duration, out_ts_file)
video_list_fn.append(out_ts_file)
f.write('file ' + out_ts_file + '\n')
video_list_tmp.append(out_ts_file)
f.close()
height = 1080
# Scale video files
with open(video_list, 'w') as f:
for entry in video_list_fn:
out_file = temp_dir + entry.split('/')[-1].split(
'.')[0] + '_new.ts'
ffmpeg.scale_fixed(entry, out_file)
f.write('file ' + out_file + '\n')
ffmpeg.concat_videos(video_list, result)
return height
def main():
sys.stderr = open(LOGFILE, 'a')
print >> sys.stderr, "\n<-------------------" + time.strftime(
"%c") + "----------------------->\n"
bbb_version = bbbversion()
print >> sys.stderr, "bbb_version: " + bbb_version
os.chdir(source_dir)
print >> sys.stderr, "Verifying record"
try:
if not video_exists(source_dir + meetingId + '_presentation.mp4'):
dictionary, length, dims = prepare(bbb_version)
audio = audio_path + 'audio.ogg'
audio_trimmed = temp_dir + 'audio_trimmed.m4a'
result = target_dir + 'meeting.mp4'
slideshow = temp_dir + 'slideshow.mp4'
try:
print >> sys.stderr, "Creating presentation's .Mp4 video..."
print >> sys.stderr, "Slideshow"
create_slideshow(dictionary, length, slideshow, bbb_version)
print >> sys.stderr, "audio"
ffmpeg.trim_audio_start(dictionary, length, audio,
audio_trimmed)
print >> sys.stderr, "Slideshow + audio"
ffmpeg.mux_slideshow_audio(slideshow, audio_trimmed, result)
serve_webcams()
# zipdir('./download/')
copy_mp4(result, source_dir + meetingId + '_presentation.mp4')
print >> sys.stderr, "Presentation's Mp4 Creation Done"
except:
print >> sys.stderr, "Presentation's Mp4 Creation Failed"
else:
print >> sys.stderr, "Presentation record already exists: " + source_dir + meetingId + '_presentation.mp4'
if not video_exists(source_dir + meetingId + '_cams.mp4'):
try:
print >> sys.stderr, "Converting Webcam to .mp4..."
ffmpeg.webm_to_mp4(source_dir + "video/webcams.webm",
source_dir + meetingId + '_cams.mp4')
print >> sys.stderr, "Webcams' Mp4 Creation Done"
except:
print >> sys.stderr, "Webcams' Mp4 Creation Failed"
else:
print >> sys.stderr, "Webcam record already exists: " + source_dir + meetingId + "_cams.mp4"
if not video_exists(source_dir + meetingId + '_overlayed.mp4'):
if (video_exists(source_dir + meetingId + '_presentation.mp4')
and video_exists(source_dir + meetingId + '_cams.mp4')):
try:
print >> sys.stderr, "Overlayig Presentation and webcams..."
ffmpeg.overlay_video(
source_dir + meetingId + '_presentation.mp4',
source_dir + meetingId + '_cams.mp4',
source_dir + meetingId + '_overlayed.mp4')
print >> sys.stderr, "Overlaying is done"
except:
print >> sys.stderr, "Overlaying is Failed"
else:
print >> sys.stderr, "Overlaying is not possible"
else:
print >> sys.stderr, "Webcam record already exists: " + meetingId + '_overlayed.mp4'
finally:
print >> sys.stderr, "Cleaning up temp files..."
cleanup()
print >> sys.stderr, "Process finished"