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https://github.com/fHDHR/fHDHR_NextPVR.git
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Merge pull request #142 from deathbybandaid/dev
Implement Transcode Profiles for ffmpeg/vlc
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Deathbybandaid
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commit
acf72ad109
@ -103,44 +103,61 @@ class FFMPEG_Stream():
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return ffmpeg_command
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def transcode_profiles(self, stream_args):
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# TODO implement actual profiles here
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"""
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• heavy: transcode to AVC with the same resolution, frame-rate, and interlacing as the
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original stream. For example 1080i60 AVC 1080i60, 720p60 AVC 720p60. → →
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• mobile: trancode to AVC progressive not exceeding 1280x720 30fps.
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• internet720: transcode to low bitrate AVC progressive not exceeding 1280x720 30fps.
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• internet480: transcode to low bitrate AVC progressive not exceeding 848x480 30fps for
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16:9 content, not exceeding 640x480 30fps for 4:3 content.
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• internet360: transcode to low bitrate AVC progressive not exceeding 640x360 30fps for
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16:9 content, not exceeding 480x360 30fps for 4:3 content.
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• internet240: transcode to low bitrate AVC progressive not exceeding 432x240 30fps for
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16:9 content, not exceeding 320x240 30fps for 4:3 content
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"""
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if stream_args["transcode_quality"]:
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self.fhdhr.logger.info("Client requested a %s transcode for stream." % stream_args["transcode_quality"])
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stream_args["transcode_quality"] = None
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ffmpeg_command = []
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if not stream_args["transcode_quality"]:
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ffmpeg_command.extend(
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[
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"-c", "copy",
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"-f", "mpegts",
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]
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)
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elif stream_args["transcode_quality"] == "heavy":
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ffmpeg_command.extend([])
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if not stream_args["transcode_quality"] or stream_args["transcode_quality"] == "heavy":
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ffmpeg_command.extend([
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"-c", "copy",
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"-f", "mpegts"
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])
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elif stream_args["transcode_quality"] == "mobile":
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ffmpeg_command.extend([])
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ffmpeg_command.extend([
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"-c", "copy",
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"-s", "1280X720",
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"-b:v", "500k",
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"-b:a", "128k",
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"-f", "mpegts"
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])
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elif stream_args["transcode_quality"] == "internet720":
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ffmpeg_command.extend([])
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ffmpeg_command.extend([
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"-c", "copy",
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"-s", "1280X720",
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"-b:v", "1000k",
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"-b:a", "196k",
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"-f", "mpegts"
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])
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elif stream_args["transcode_quality"] == "internet480":
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ffmpeg_command.extend([])
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ffmpeg_command.extend([
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"-c", "copy",
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"-s", "848X480",
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"-b:v", "400k",
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"-b:a", "128k",
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"-f", "mpegts"
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])
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elif stream_args["transcode_quality"] == "internet360":
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ffmpeg_command.extend([])
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ffmpeg_command.extend([
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"-c", "copy",
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"-s", "640X360",
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"-b:v", "250k",
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"-b:a", "96k",
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"-f", "mpegts"
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])
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elif stream_args["transcode_quality"] == "internet240":
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ffmpeg_command.extend([])
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ffmpeg_command.extend([
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"-c", "copy",
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"-s", "432X240",
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"-b:v", "250k",
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"-b:a", "96k",
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"-f", "mpegts"
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])
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return ffmpeg_command
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@ -86,42 +86,73 @@ class VLC_Stream():
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def transcode_profiles(self, stream_args):
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# TODO implement actual profiles here
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"""
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• heavy: transcode to AVC with the same resolution, frame-rate, and interlacing as the
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original stream. For example 1080i60 AVC 1080i60, 720p60 AVC 720p60. → →
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• mobile: trancode to AVC progressive not exceeding 1280x720 30fps.
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• internet720: transcode to low bitrate AVC progressive not exceeding 1280x720 30fps.
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• internet480: transcode to low bitrate AVC progressive not exceeding 848x480 30fps for
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16:9 content, not exceeding 640x480 30fps for 4:3 content.
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• internet360: transcode to low bitrate AVC progressive not exceeding 640x360 30fps for
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16:9 content, not exceeding 480x360 30fps for 4:3 content.
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• internet240: transcode to low bitrate AVC progressive not exceeding 432x240 30fps for
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16:9 content, not exceeding 320x240 30fps for 4:3 content
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"""
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vlc_command = []
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if stream_args["transcode_quality"]:
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self.fhdhr.logger.info("Client requested a %s transcode for stream." % stream_args["transcode_quality"])
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stream_args["transcode_quality"] = None
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vlc_transcode_string = "#std{mux=ts,access=file,dst=-}"
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return [vlc_transcode_string]
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'#transcode{vcodec=mp2v,vb=4096,acodec=mp2a,ab=192,scale=1,channels=2,deinterlace}:std{access=file,mux=ts,dst=-"}'
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if not stream_args["transcode_quality"]:
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vlc_command.extend([])
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elif stream_args["transcode_quality"] == "heavy":
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transcode_dict = {}
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if not stream_args["transcode_quality"] or stream_args["transcode_quality"] == "heavy":
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# dummy do nothing line
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vlc_command.extend([])
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elif stream_args["transcode_quality"] == "mobile":
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vlc_command.extend([])
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transcode_dict["transcode"] = {
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"width": "1280",
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"height": "720",
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"vb": "500",
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"ab": "128"
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}
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elif stream_args["transcode_quality"] == "internet720":
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vlc_command.extend([])
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transcode_dict["transcode"] = {
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"width": "1280",
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"height": "720",
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"vb": "1000",
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"ab": "196"
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}
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elif stream_args["transcode_quality"] == "internet480":
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vlc_command.extend([])
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transcode_dict["transcode"] = {
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"width": "848",
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"height": "480",
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"vb": "400",
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"ab": "128"
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}
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elif stream_args["transcode_quality"] == "internet360":
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vlc_command.extend([])
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transcode_dict["transcode"] = {
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"width": "640",
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"height": "360",
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"vb": "250",
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"ab": "96"
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}
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elif stream_args["transcode_quality"] == "internet240":
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vlc_command.extend([])
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transcode_dict["transcode"] = {
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"width": "432",
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"height": "240",
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"vb": "250",
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"ab": "96"
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}
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transcode_dict["std"] = {
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"mux": "ts",
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"access": "file",
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"dst": "-"
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}
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topkey_index = 0
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vlc_transcode_string = ""
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for topkey in list(transcode_dict.keys()):
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if not topkey_index:
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topkey_index += 1
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vlc_transcode_string += "#"
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else:
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vlc_transcode_string += ":"
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vlc_transcode_string += "%s{" % topkey
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vlc_transcode_string += ",".join(["%s=%s" % (x, transcode_dict[topkey][x]) for x in list(transcode_dict[topkey].keys())])
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vlc_transcode_string += "}"
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vlc_command.extend([vlc_transcode_string])
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return vlc_command
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@ -53,10 +53,7 @@ class Tuners():
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duration = request.args.get('duration', default=0, type=int)
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transcode_quality = request.args.get('transcode', default=None, type=str)
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valid_transcode_types = [
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None, "high", "medium", "low"
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"heavy", "mobile", "internet720", "internet480", "internet360", "internet240"
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]
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valid_transcode_types = [None, "heavy", "mobile", "internet720", "internet480", "internet360", "internet240"]
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if transcode_quality not in valid_transcode_types:
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response = Response("Service Unavailable", status=503)
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response.headers["X-fHDHR-Error"] = "802 - Unknown Transcode Profile"
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@ -68,7 +65,7 @@ class Tuners():
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"method": method,
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"duration": duration,
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"origin_quality": self.fhdhr.config.dict["streaming"]["origin_quality"],
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"transcode_quality": transcode_quality,
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"transcode_quality": transcode_quality or self.fhdhr.config.dict["streaming"]["transcode_quality"],
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"accessed": accessed_url,
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"client": client_address,
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"client_id": session["session_id"]
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