autograbber: implement .excludes.txt (fixes #75)

[webdl] / common.py

diff --git a/common.py b/common.py
index 838cf945bd95d3c2669ef8111dc9d6e2551a13a7..e90bbf701885ca47056bfdbba093b6883db3d587 100644 (file)
--- a/common.py
+++ b/common.py
@@ -68,8 +68,8 @@ def load_root_node():
     import sbs
     sbs.fill_nodes(root_node)
 
-    import brightcove
-    brightcove.fill_nodes(root_node)
+    import ten
+    ten.fill_nodes(root_node)
 
     return root_node
 
@@ -149,19 +149,35 @@ def check_command_exists(cmd):
         return False
 
 def find_ffmpeg():
-    for ffmpeg in ["avconv", "ffmpeg"]:
-        if check_command_exists([ffmpeg, "--help"]):
-            return ffmpeg
+    if check_command_exists(["ffmpeg", "--help"]):
+        return "ffmpeg"
+
+    if check_command_exists(["avconv", "--help"]):
+        logging.warn("Detected libav-tools! ffmpeg is recommended")
+        return "avconv"
 
     raise Exception("You must install ffmpeg or libav-tools")
 
 def find_ffprobe():
-    for ffprobe in ["avprobe", "ffprobe"]:
-        if check_command_exists([ffprobe, "--help"]):
-            return ffprobe
+    if check_command_exists(["ffprobe", "--help"]):
+        return "ffprobe"
+
+    if check_command_exists(["avprobe", "--help"]):
+        logging.warn("Detected libav-tools! ffmpeg is recommended")
+        return "avprobe"
 
     raise Exception("You must install ffmpeg or libav-tools")
 
+def find_streamlink():
+    if check_command_exists(["streamlink", "--help"]):
+        return "streamlink"
+
+    if check_command_exists(["livestreamer", "--help"]):
+        logging.warn("Detected livestreamer! streamlink is recommended")
+        return "livestreamer"
+
+    raise Exception("You must install streamlink or livestreamer")
+
 def get_duration(filename):
     ffprobe = find_ffprobe()
 
@@ -173,12 +189,37 @@ def get_duration(filename):
     ]
     output = subprocess.check_output(cmd).decode("utf-8")
     for line in output.split("\n"):
-        if line.startswith("duration="):
-            return float(line.split("=")[1]) # ffprobe
-        if re.match(R'^[0-9.]*$', line):
-            return float(line) # avprobe
+        m = re.search(R"([0-9]+)", line)
+        if not m:
+            continue
+        duration = m.group(1)
+        if duration.isdigit():
+            return int(duration)
+
 
-    raise Exception("Unable to determine video duration of " + filename)
+    logging.debug("Falling back to full decode to find duration: %s % filename")
+
+    ffmpeg = find_ffmpeg()
+    cmd = [
+        ffmpeg,
+        "-i", filename,
+        "-vn",
+        "-f", "null", "-",
+    ]
+    output = subprocess.check_output(cmd, stderr=subprocess.STDOUT).decode("utf-8")
+    duration = None
+    for line in re.split(R"[\r\n]", output):
+        m = re.search(R"time=([0-9:]*)\.", line)
+        if not m:
+            continue
+        [h, m, s] = m.group(1).split(":")
+        # ffmpeg prints the duration as it reads the file, we want the last one
+        duration = int(h) * 3600 + int(m) * 60 + int(s)
+
+    if duration:
+        return duration
+    else:
+        raise Exception("Unable to determine video duration of " + filename)
 
 def check_video_durations(flv_filename, mp4_filename):
     flv_duration = get_duration(flv_filename)
@@ -233,6 +274,8 @@ def convert_to_mp4(filename):
 
 
 def download_hds(filename, video_url, pvswf=None):
+    streamlink = find_streamlink()
+
     filename = sanify_filename(filename)
     logging.info("Downloading: %s", filename)
 
@@ -243,7 +286,7 @@ def download_hds(filename, video_url, pvswf=None):
         param = video_url
 
     cmd = [
-        "livestreamer",
+        streamlink,
         "-f",
         "-o", filename,
         param,
@@ -255,12 +298,33 @@ def download_hds(filename, video_url, pvswf=None):
         return False
 
 def download_hls(filename, video_url):
+    streamlink = find_streamlink()
+
     filename = sanify_filename(filename)
     video_url = "hlsvariant://" + video_url
     logging.info("Downloading: %s", filename)
 
     cmd = [
-        "livestreamer",
+        streamlink,
+        "-f",
+        "-o", filename,
+        video_url,
+        "best",
+    ]
+    if exec_subprocess(cmd):
+        return convert_to_mp4(filename)
+    else:
+        return False
+
+def download_mpd(filename, video_url):
+    streamlink = find_streamlink()
+
+    filename = sanify_filename(filename)
+    video_url = "dash://" + video_url
+    logging.info("Downloading: %s", filename)
+
+    cmd = [
+        streamlink,
         "-f",
         "-o", filename,
         video_url,