Demo: Bitstream/Baseband capturing system KDDI R&D Laboratories Inc.

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Presentation transcript:

Demo: Bitstream/Baseband capturing system KDDI R&D Laboratories Inc.

Demo: Bitstream/Baseband capturing system Capturing system based on VLC media player Captured data RTP with depacketized time (not in PCAP format) MPEG-2 TS MPEG-2 PES (packetized ES) Baseband with playback time VLC (sender) VLC (Receiver) UDP/IP ⇒ RTP RTP ⇒ MPEG-2 TS RTP ⇒ MPEG-2 TS MPEG-2 Demultiplexer MPEG-2 Demultiplexer Audio MPEG-2 Video Decoder MPEG-2 Video Decoder Video MPEG-2 Audio Decoder MPEG-2 Audio Decoder Video Output Module (DirectDraw) Video Output Module (DirectDraw) raw TS data (time-aligned) raw RTP data with timestamps raw PES data (time-aligned) Baseband data (YUV 4:2:0) with timestamps Audio Output Module Audio Output Module

Demo: Bitstream/Baseband capturing system Restrictions Currently available only for MPEG-2/TS/RTP/UDP streaming H.264 capturing: under development Information related to audio is not captured at all RAMDisk is required: need HUGE capacity for HD. VLC (sender) RTP over UDP UDP/IP ⇒ RTP RTP ⇒ MPEG-2 TS RTP ⇒ MPEG-2 TS MPEG-2 Demultiplexer MPEG-2 Demultiplexer Audio MPEG-2 Video Decoder MPEG-2 Video Decoder Video MPEG-2 Audio Decoder MPEG-2 Audio Decoder Video Output Module (DirectDraw) Video Output Module (DirectDraw) raw TS data (time-aligned) raw RTP data with timestamps raw PES data (time-aligned) Baseband data (YUV 4:2:0) with timestamps Audio Output Module Audio Output Module VLC (Receiver)