def convert_tomp4(self):
info = pipeffmpeg.get_info(self.savepath)
w, h = 320, 240
if 'streams' in info:
for stream in info['streams']:
if 'width' in stream and 'height' in stream:
w = int(stream['width'])
h = int(stream['height'])
break
# 'w1:%s,h2:%s'%(w,h)
if w > h:
#宽度度大于高度
h = int(h * 320.0 / w)
w = 320
else:
#宽度小于高度
w = int(w * 320.0 / h)
h = 320
# 'w1:%s,h2:%s'%(w,h)
if h % 2 != 0:
h += 1
if w % 2 != 0:
w += 1
rotate = defaultRotate.get(self.rotate, '')
pipeffmpeg.convert_to(
self.savepath,
self.newmp4path,
'-filter_complex',
'scale=%d:%d%s,overlay=10:10' % (w, h, rotate),
inputs=[
'-i',
os.path.join(self.root_path,
'static/images/videos/vself_overlay48.png')
])
def convert_tomp4(self):
info = pipeffmpeg.get_info(self.savepath)
w, h = 320, 240
if 'streams' in info:
for stream in info['streams']:
if 'width' in stream and 'height' in stream:
w = int(stream['width'])
h = int(stream['height'])
break
# 'w1:%s,h2:%s'%(w,h)
if w > h:
#宽度度大于高度
h = int(h*320.0/w)
w = 320
else:
#宽度小于高度
w = int(w*320.0/h)
h = 320
# 'w1:%s,h2:%s'%(w,h)
if h % 2 != 0:
h += 1
if w % 2 != 0:
w += 1
rotate = defaultRotate.get(self.rotate,'')
pipeffmpeg.convert_to(self.savepath, self.newmp4path,
'-filter_complex', 'scale=%d:%d%s,overlay=10:10'%(w, h, rotate),
inputs = ['-i', os.path.join(self.root_path, 'static/images/videos/vself_overlay48.png')])
def play(file_path):
"""play a video file"""
iv = pipeffmpeg.InputVideoStream()
iv.open(file_path)
# Getting the frame rate of the video
# Got this from the source code of pipeffmpeg (Can be replaced by Popen)
file_info = pipeffmpeg.get_info(file_path)
try:
f_rate = file_info["streams"][0]["r_frame_rate"]
# Getting the number of seconds for a frame
delay = 1.0 / int(f_rate.split("/")[0])
except (KeyError, IndexError):
# Setting a default delay if frame rate not obtained
delay = 0.02
stdscr = curses.initscr()
max_h, max_w = stdscr.getmaxyx()
start_time = time.time()
for i, bmp in enumerate(iv.readframe()):
# timestap when frame start
frame_start_time = time.time()
# resize each frame to proper size, and covert to gray
image = Image.open(StringIO.StringIO(bmp))\
.resize((max_w, max_h), Image.ANTIALIAS)\
.convert('L')
stdscr.clear()
data = ''.join(gray_scale[pix] for pix in image.getdata())
for h in range(max_h - 1):
stdscr.addstr(h, 0, data[h * max_w:(h + 1) * max_w])
time_eclipsed = time.time() - start_time
minutes, seconds = time_eclipsed / 60, time_eclipsed % 60
stdscr.addstr(
max_h - 1, 0, 'Resolution:[%d*%d] Frame:%d Time:[%d:%d]' %
(max_w, max_h, i, minutes, seconds))
stdscr.refresh()
# Adding a delay if needed
real_delay = delay - (time.time() - frame_start_time)
if real_delay > 0:
time.sleep(real_delay)
curses.endwin()
def play(file_path):
"""play a video file"""
iv = pipeffmpeg.InputVideoStream()
iv.open(file_path)
# Getting the frame rate of the video
# Got this from the source code of pipeffmpeg (Can be replaced by Popen)
file_info = pipeffmpeg.get_info(file_path)
try:
f_rate = file_info["streams"][0]["r_frame_rate"]
# Getting the number of seconds for a frame
delay = 1.0 / int(f_rate.split("/")[0])
except (KeyError, IndexError):
# Setting a default delay if frame rate not obtained
delay = 0.02
stdscr = curses.initscr()
max_h, max_w = stdscr.getmaxyx()
start_time = time.time()
for i, bmp in enumerate(iv.readframe()):
# timestap when frame start
frame_start_time = time.time()
# resize each frame to proper size, and covert to gray
image = Image.open(StringIO.StringIO(bmp))\
.resize((max_w, max_h), Image.ANTIALIAS)\
.convert('L')
stdscr.clear()
data = ''.join(gray_scale[pix] for pix in image.getdata())
for h in range(max_h-1):
stdscr.addstr(h, 0, data[h*max_w:(h+1)*max_w])
time_eclipsed = time.time() - start_time
minutes, seconds = time_eclipsed/60, time_eclipsed % 60
stdscr.addstr(max_h-1, 0, 'Resolution:[%d*%d] Frame:%d Time:[%d:%d]' % (max_w, max_h, i, minutes, seconds))
stdscr.refresh()
# Adding a delay if needed
real_delay = delay - (time.time() - frame_start_time)
if real_delay > 0:
time.sleep(real_delay)
curses.endwin()
def get_meta(self):
if self.finalpath and os.path.exists(self.finalpath):
return pipeffmpeg.get_info(self.finalpath)
return {}
def get_meta(self):
if self.finalpath and os.path.exists(self.finalpath):
return pipeffmpeg.get_info(self.finalpath)
return {}
