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Yuan M. | Elance
Last Sign-in: Oct 3, 2013

Yuan M.

Expertise at Video/Audio Codec Streaming and Cloud
   United States
  |   Los Altos, CA
  |  3:09 pm Local Time


Minimum Hourly Rate $164

Successful career reflecting pioneering expertise and visionary in the multimedia industry. Proven leader of design and development teams from product concept to delivery. Consistent success in various product developments and project managements as chief architect and industry specialist. Outstanding record of achievement leading to successful product launch, optimized market share, and improved profits. Recognized as an innovative, talented, results-driven industry expert who readily tackles complex challenges and exceeds expectations in...

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Mar 7, 2013|Mobile Applications|$0|Completed

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Skills (10)

ffmpeg; VLC; ffDShow; x264
H.264; MPEG-2. MPEG-4; AAC
DirectShow; Windows Media Foundation; DMO
WMV; WMA; VC-1; Windows Media Format
Streaming media; Cloud Computing; Multimedia redirection
GStreamer; OpenMax
rtsp; rtp; http live streaming; QoS; QoE

Service Description

Areas of Expertise:
Multimedia System
Audio Video Codec: MPEG1/2/4, H264, JPEG, MJPEG, JPEG2000, VC-1, DIVX, AAC, MP3, ASF, WMA, WMV.
Media Framework: DirectShow, Windows Media Foundation, DMO, Windows Media Center, GStreamer, OpenMax, Stagefright, AV Foundation, Core Media, DirectFB, FFMPEG, x264, VLC, MPlayer, TCPMP, QuickTime, OpenGL, Adobe Flash Player and Flash Air, SDL, ALSA, OSS;
Hardware Acceleration: DXVA, DXVA2, GPU Programming, CUDA, OpenCL;
H.264 Hardware Acceleration codec solution on iOS, Android;
Media Streaming System & Protocol: DRM, IPTV, CDN Solution, TCP, UDP, RTP, RTSP, RTCP, RTMP, SIP, SDP, HTTP, HTTP Live;
Video Quality Measurement: QoS, QoE, Deep knowledge on video encoding/ decoding/ transmission quality and performance on major formats. Subjective objective quality matrix;
Media Applications: audio video capture, webcast, and publish pipeline, BDA graph and DVR.
Device Driver: Windows Video Driver (WDM, AVStream, Stream Class, WDF, BDA, UVC) and Linux UVC driver.

VDI MMR Redirection and Cloud Computing Technology
VDI Redirection: Audio, Video, Device Driver, Adobe Flash;
Cloud-based audio video streaming optimization;

Algorithm, System and SIMD Optimization
DCT, IDCT, FFT, color conversion, motion estimation/compensation, image de-interlacing, interpolation, audio/video filtering, pattern recognition, 2D/3D transformation, subjective video quality analysis, and System, MMX, SSE2, SSE3 Optimization, IPP, ARM SIMD...

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Kineto Wireless Inc
Chief Architect IP Video Communication
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Chief architecting, design and development low latency, real time IP video communication framework for IOS, Android and Windows Mobile 8. Provide expert recommendation and solution on video format,...
Brevity Ventures Inc
Chief Scientist Video Codec
2012 - 2013
Analyzing, developing, and optimizing the advanced, high quality and high performance video codec algorithm to meet human visual and perceptual system and the requirement of high end post...
Ideal Industries
IP Video Streaming Expert and Technology Analyst
2012 - 2012
Analysis network packets and provide the detail algorithm to extract the video media information out of them. Technology: H.264, MPEG4, MJPEG over RTP parsing, H.264, MPEG4 and MJPEG raw stream...
Duos Technologies
RTMP Video Streaming Expert and Technology Analyst
2012 - 2012
Analyzing, debugging and development RTMP streaming system. Technology: H.264, RTMP, ffmpeg, x264, flash format.
Snap MyLife, Inc
Chief Architect &Visionary Audio Video Streaming
2011 - 2012
Inventing the cloud based music, video and TV streaming service. Chief architecting end to end multimedia transcoding, redirecting and streaming solution. Technology: Scalable cloud computing...
The Talk Market, Inc
Chief Architect on Videocilious Product
2011 - 2012
Chief architecting and design the Videocilious on Windows 7/Windows 8/Windows RT : Videocilious is a revolutionary multimedia application capturing, editing, transcoding, uploading and sharing...
Dolby Lab
Microsoft Media Foundation Transformer Expert
2011 - 2012
Architecting and leading developer on Dolby Digital and Dolby Digital plus MFT encoder for Windows 8. Technology: Loudness control, channel upmixing, Audio codec, Windows Media Foundation, MF HDMI...
Mobile Broadcast Network
Multimedia Expert
2011 - 2011
Expert advice and guidance on audio video decoding/encoding quality improvement and performance enhancement. Technology: ffmpeg, x264, AAC encoding, Intel based SIMD, Intel IPP.
Chief Architect UVC based Fingerprint Biometric
2011 - 2011
Chief architecting and design UVC based fingerprint acquisition and process pipeline, enhance and optimized the biometric image processing algorithm. Technology: Linux UVC driver, Windows Mobile...
Teachscape Inc
Chief Multimedia Architect
2009 - 2011
Chief architecting and leading development for revolutionary online professional teaching development systems (Reflect) which strengthens highly effective teaching practices. Reflect is a 360...
Intuitive Surgical
Sr. Streaming Codec Expert
2010 - 2010
Architected and developed the real-time audio/video communication solution between surgical robot and Window based client. Technology: H264 AAC decode, Audio Capture, DirectShow, echo cancellation,...
Canesta Inc
Multimedia Architect and Performance Expert
2009 - 2010
Lead Developing on 3D USB camera solution for Windows and Linux. Algorithm optimization on video decoding, 3D transformation and rendering. Overall software pipeline architecture. Low latency USB...
L3 Mobile Vision Inc
Chief Media Architect and Video Codec Expert
2009 - 2010
Developed streaming media player to play back multi-streams audio (AAC), video (H264) and metadata, Customized optimization on H264 and AAC decoding. Technology: H264, AAC decoding, Intel IPP,...
Sun Microsystems
Architect Virtual Desktop Multimedia Redirection
2007 - 2009
Innovated VDI redirection technology for multimedia (Windows Media Player and Adobe Flash Player) kernel device driver between the Windows Terminal Server and Sunray thin client. Chief system...


University of California, Davis
Ph D studies in Electrical Engineering
1993 - 1995
Moorhead State University
Master of Science in Computer Science
1991 - 1993
Jiao-tong University, China
Bachelor of Engineering in Electrical Engineerin
1982 - 1986
Overview  |  Job History  |  Resume/C.V.


H.264 DirectShow SIMD GPU RTSP Gstreamer Windows Media WMV AAC WMA MP3 CUDA MPEG2 JPEG JPEG2000 MPEG-4 DXVA Media Foundation
DMO OpenMAX Ffmpeg
My Snapshot
IT & Programming
Elance Level
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  • 12 months
  • Lifetime
Per Client
Member Since
May 2012
Elance URL
Yuan M. | Elance

Yuan M.