Team/Department

OpenMAX and Symbian OS - using the OpenMAX Integration Layer
Security Classification: Document Reference: Status: Version: Last Revised Date:
SGL.TS001.601
Team/Department: Author(s): Owner(s): Approver(s)
Kevin Butchart Viviana Dudau Brian Evans
COPYRIGHT SYMBIAN SOFTWARE LTD. 2006. ALL RIGHTS RESERVED. THIS DOCUMENT MAY NOT BE REPRODUCED IN ANY FORM, IN WHOLE OR IN PART, BY ANY MEANS WHATSOEVER, WITHOUT THE WRITTEN PERMISSION OF THE COPYRIGHT HOLDER.
OPENMAX AND SYMBIAN OS - USING OPENMAX INTEGRATION LAYER REV
Contents
1 2 3 SCOPE ....................................................................................................................................................4 INTRODUCTION .....................................................................................................................................4 AUDIO IL INTEGRATION .......................................................................................................................5 3.1 AUDIO OVERVIEW ...............................................................................................................................5 3.2 AUDIO HWDEVICE PLUGINS .................................................................................................................5 3.2.1 Audio HwDevice API .................................................................................................................5 3.2.2 Call Sequences .........................................................................................................................7 3.3 BUFFER MANAGEMENT......................................................................................................................10 3.3.1 IL Allocated Buffers .................................................................................................................10 3.3.2 HwDevice Allocated Buffers ....................................................................................................10 4 VIDEO IL INTEGRATION......................................................................................................................11 4.1 VIDEO OVERVIEW .............................................................................................................................11 4.2 VIDEO DECODER HWDEVICE API ......................................................................................................11 4.3 VIDEO ENCODER HWDEVICE API ......................................................................................................15 4.4 CALL SEQUENCES.............................................................................................................................19 4.5 VIDEO BUFFERS................................................................................................................................22 4.5.1 Decoding .................................................................................................................................22 4.5.2 Encoding .................................................................................................................................23 4.5.3 Picture Buffers.........................................................................................................................24 5 TUNNELING AND PLATFORM SPECIFIC NOTES.............................................................................25 5.1 5.2 6 AUDIO ..............................................................................................................................................25 VIDEO ..............................................................................................................................................25

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