#!/usr/bin/python3 -u

import os as os
import wget as wget
from urllib.request import urlopen
from urllib.error import HTTPError

#posar url fins on acaben els numeros raros (parar abans de video o audio)

url = "https://adaptive-int.ccma.cat/4/3/6161234/1653745544791"

url_video = url+"/video/1080p/"
url_audio = url+"/audio/ca/"
os.system("mkdir audio")
os.system("mkdir video")
#Baixar inits
#Video init
try:
	urlopen(str(url_video+"init.mp4"))
	wget.download(str(url_video+"init.mp4"), out="video/init.mp4")
	print('\n next \n')
except HTTPError as e:
	if e.code == 403:
		wget.download(str(url_video+"init.mp4"), out="video/init.mp4")
		pass
os.system("cat video/*.mp4 >> video.m4s")

#Audio init
try:
	urlopen(str(url_audio+"init.mp4"))
	wget.download(str(url_audio+"init.mp4"), out="audio/init.mp4")
	print('\n next \n')
except HTTPError as e:
	if e.code == 403:
		wget.download(str(url_audio+"init.mp4"), out="audio/init.mp4")
		pass
os.system("cat audio/*.mp4 >> audio.m4s")

i=0
while True:
    v = i
    i += 1

	#video
    tmp_url= url_video+'segment_'+str(v)+'.m4s'    #url from media request without de number and .ts at the end
    tmp_url=str(tmp_url)
    print(tmp_url)
    try:
        urlopen(tmp_url)
        wget.download(tmp_url, out="video/segment_"+str(v)+".m4s")
        print('\n next \n')
    except HTTPError as e:
        if e.code == 403:
            wget.download(tmp_url, out="video/segment_"+str(v)+".m4s")
            continue
        else:
            print('\n end \n')
            break

    os.system("cat video/*"+str(v)+".m4s >> video.m4s")

	#audio
    tmp_url= url_audio+'segment_'+str(v)+'.m4s'    #url from media request without de number and .ts at the end
    tmp_url=str(tmp_url)
    print(tmp_url)
    try:
        urlopen(tmp_url)
        wget.download(tmp_url, out="audio/segment_"+str(v)+".m4s")
        print('\n next \n')
    except HTTPError as e:
        if e.code == 403:
            wget.download(tmp_url, out="audio/segment_"+str(v)+".m4s")
            continue
        else:
            print('\n end \n')
            break

    os.system("cat audio/*"+str(v)+".m4s >> audio.m4s")

os.system("ffmpeg -i video.m4s -acodec copy -vcodec copy video.mp4")
os.system("rm -r video")

	
os.system("ffmpeg -i audio.m4s -acodec copy -vcodec copy audio.mp4")
os.system("rm -r audio")

#ajuntar
os.system("ffmpeg -i video.mp4 -i audio.mp4 -c:v copy -c:a aac -strict experimental output.mp4")
os.system("rm video.mp4 audio.mp4")
os.system("rm *.m4s")