author | Mikael Laine <mikael.laine@ixonos.com> |
Fri, 29 Jan 2010 14:08:33 +0200 | |
changeset 0 | 951a5db380a0 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Ixonos Plc. |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - Initial contribution |
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* |
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* Contributors: |
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* Ixonos Plc |
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* |
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* Description: |
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* A header file for external usage of the services provided by |
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* the Video Renderer engine. |
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* |
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*/ |
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#ifndef _RENAPI_H_ |
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#define _RENAPI_H_ |
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/* |
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* Includes |
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*/ |
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/* |
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* Defines |
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*/ |
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/* Return values */ |
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#define REN_ERROR_BAD_IMAGE_SIZE -4 |
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#define REN_ERROR_BAD_FORMAT -3 |
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#define REN_ERROR_HALTED -2 |
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#define REN_ERROR -1 |
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#define REN_OK 1 |
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#define REN_OK_PLAYING_COMPLETE 2 |
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#define REN_OK_RESOURCE_LEAK 3 |
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/* Defines for the flags member of renExtDrawParam_t */ |
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#define REN_EXTDRAW_NEW_SOURCE 1 |
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#define REN_EXTDRAW_COPY_NOT_CODED 2 |
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#define REN_EXTDRAW_NO_STATUS_CALLBACK 32 |
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/* |
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* Structs and typedefs |
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*/ |
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/* {{-output"renbmihi.txt" -ignore"*" -noCR}} |
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renBitmapInfoHeader_t is used to store the header information of |
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(device-independent) bitmaps such as individual video frames. |
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{{-output"renbmihi.txt"}} */ |
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/* {{-output"renbmiht.txt"}} */ |
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typedef struct { |
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u_int32 biSize; |
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int32 biWidth; |
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int32 biHeight; |
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u_int32 biSizeImage; |
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} renBitmapInfoHeader_t; |
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/* {{-output"renbmiht.txt"}} */ |
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/* {{-output"renExtDrawParam_t_info.txt" -ignore"*" -noCR}} |
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renExtDrawParam_t is used in a renDrawItem_t structure to provide |
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additional information which cannot be included in a renDrawParam_t |
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structure. |
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{{-output"renExtDrawParam_t_info.txt"}} */ |
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/* {{-output"renExtDrawParam_t.txt"}} */ |
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typedef struct { |
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u_int32 size; /* The size of this structure in bytes, |
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if 0, no macroblock information is used |
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and the whole frame is converted */ |
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u_int32 flags; /* REN_EXTDRAW_NEW_SOURCE = use this frame as |
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a new source for macroblock copying |
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(for subsequent frames until a new source |
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frame appears), |
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REN_EXTDRAW_COPY_NOT_CODED = use copying of |
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not coded macroblocks from the source frame, |
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REN_EXTDRAW_SNAPSHOT = mark this frame as |
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a snapshot |
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REN_EXTDRAW_NO_STATUS_CALLBACK = no status callback |
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function is called after this frame has been |
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processed |
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*/ |
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u_int32 rate; /* Frames / second = rate / scale, */ |
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u_int32 scale; /* These values replace the current values and affect |
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the subsequent frames. */ |
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/* The values in this section are valid only if |
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the REN_EXTDRAW_COPY_NOT_CODED flag is on. */ |
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int numOfMBs; /* The number of macroblocks (16 x 16 blocks) in the |
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frame. */ |
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int numOfCodedMBs; /* The number of coded macroblocks in the frame |
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(compared to the previous reference frame) */ |
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u_char *fCodedMBs; /* one-dimensional array of u_char |
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flags indicating if the corresponding macroblock |
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in the normal scan-order is coded (1) or not (0) */ |
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} renExtDrawParam_t; |
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/* {{-output"renExtDrawParam_t.txt"}} */ |
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#define RENDRAWPARAM_NOSTATUSCALLBACK 0x00000001L |
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/* Do not call the status callback function after |
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the processing of this frame */ |
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/* {{-output"renDrawParam_t_info.txt" -ignore"*" -noCR}} |
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renDrawParam_t contains parameters for drawing video data to the screen. |
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This structure is used with the renDraw function. |
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renDrawParam_t is compatible with the ICDRAW type introduced by |
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the Win32 Video Compression Manager. The lpData member of renBasicDrawParam_t |
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must point to an address where the upper-left corner pixel of the Y frame |
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to be shown lies. The Y frame data must be in scanning order. The U frame |
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data must follow the Y frame data in scanning order, and similarly |
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the V frame data must follow the U frame data. |
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{{-output"renDrawParam_t_info.txt"}} */ |
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/* {{-output"renDrawParam_t.txt"}} */ |
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typedef struct { |
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u_int32 dwFlags; /* Flags */ |
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void *lpFormat; /* Pointer to a renBitmapInfoHeader_t structure */ |
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void *lpData; /* Address of the data to render */ |
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u_int32 cbData; /* Ignored */ |
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int32 lTime; /* The frame number telling the time when this frame |
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should be drawn */ |
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} renDrawParam_t; |
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/* {{-output"renDrawParam_t.txt"}} */ |
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/* {{-output"renDrawItem_t_info.txt" -ignore"*" -noCR}} |
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renDrawItem_t contains parameters for drawing video image to the screen. |
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In addition, it holds the returning information for the image. |
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This structure is used with the renDraw function. |
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{{-output"renDrawItem_t_info.txt"}} */ |
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|
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/* {{-output"renDrawItem_t.txt"}} */ |
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typedef struct { |
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renDrawParam_t param; |
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/* Basic, ICDRAW compatible parameters */ |
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renExtDrawParam_t extParam; |
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/* Extended parameters */ |
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} renDrawItem_t; |
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/* {{-output"renDrawItem_t.txt"}} */ |
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#endif |
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// End of File |