Home | History | Annotate | Download | only in va 
      1 /*
      2  * Copyright (c) 2007 Intel Corporation. All Rights Reserved.
      3  *
      4  * Permission is hereby granted, free of charge, to any person obtaining a
      5  * copy of this software and associated documentation files (the
      6  * "Software"), to deal in the Software without restriction, including
      7  * without limitation the rights to use, copy, modify, merge, publish,
      8  * distribute, sub license, and/or sell copies of the Software, and to
      9  * permit persons to whom the Software is furnished to do so, subject to
     10  * the following conditions:
     11  *
     12  * The above copyright notice and this permission notice (including the
     13  * next paragraph) shall be included in all copies or substantial portions
     14  * of the Software.
     15  *
     16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     19  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
     20  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     21  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     22  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     23  */
     24 
     25 /*
     26  * Video Decode Acceleration -Backend API
     27  */
     28 
     29 #ifndef _VA_BACKEND_TPI_H_
     30 #define _VA_BACKEND_TPI_H_
     31 
     32 #include <va/va.h>
     33 #include <va/va_backend.h>
     34 
     35 #include <linux/videodev2.h>
     36 
     37 struct VADriverVTableTPI
     38 {
     39         /* device specific */
     40 	VAStatus (*vaCreateSurfaceFromCIFrame) (
     41 		VADriverContextP ctx,
     42 		unsigned long frame_id,
     43 		VASurfaceID *surface		/* out */
     44 	);
     45 
     46         VAStatus (*vaCreateSurfaceFromV4L2Buf) (
     47 		VADriverContextP ctx,
     48                 int v4l2_fd,         /* file descriptor of V4L2 device */
     49                 struct v4l2_format *v4l2_fmt,       /* format of V4L2 */
     50                 struct v4l2_buffer *v4l2_buf,       /* V4L2 buffer */
     51                 VASurfaceID *surface	           /* out */
     52         );
     53 
     54         VAStatus (*vaCreateSurfacesForUserPtr)(
     55 		VADriverContextP ctx,
     56                 int width,
     57                 int height,
     58                 int format,
     59                 int num_surfaces,
     60                 VASurfaceID *surfaces,       /* out */
     61                 unsigned size, /* total buffer size need to be allocated */
     62                 unsigned int fourcc, /* expected fourcc */
     63                 unsigned int luma_stride, /* luma stride, could be width aligned with a special value */
     64                 unsigned int chroma_u_stride, /* chroma stride */
     65                 unsigned int chroma_v_stride,
     66                 unsigned int luma_offset, /* could be 0 */
     67                 unsigned int chroma_u_offset, /* UV offset from the beginning of the memory */
     68                 unsigned int chroma_v_offset
     69                 );
     70 
     71         VAStatus (*vaCreateSurfaceFromKBuf)(
     72                 VADriverContextP ctx,
     73                 int width,
     74                 int height,
     75                 int format,
     76                 VASurfaceID *surface,       /* out */
     77                 unsigned int kbuf_handle, /* kernel buffer handle*/
     78                 unsigned size, /* kernel buffer size */
     79                 unsigned int kBuf_fourcc, /* expected fourcc */
     80                 unsigned int luma_stride, /* luma stride, could be width aligned with a special value */
     81                 unsigned int chroma_u_stride, /* chroma stride */
     82                 unsigned int chroma_v_stride,
     83                 unsigned int luma_offset, /* could be 0 */
     84                 unsigned int chroma_u_offset, /* UV offset from the beginning of the memory */
     85                 unsigned int chroma_v_offset
     86                 );
     87 
     88         VAStatus (*vaPutSurfaceBuf) (
     89                 VADriverContextP ctx,
     90                 VASurfaceID surface,
     91                 unsigned char* data,
     92                 int* data_len,
     93                 short srcx,
     94                 short srcy,
     95                 unsigned short srcw,
     96                 unsigned short srch,
     97                 short destx,
     98                 short desty,
     99                 unsigned short destw,
    100                 unsigned short desth,
    101                 VARectangle *cliprects, /* client supplied clip list */
    102                 unsigned int number_cliprects, /* number of clip rects in the clip list */
    103                 unsigned int flags /* de-interlacing flags */
    104                 );
    105 };
    106 
    107 
    108 #endif /* _VA_BACKEND_TPI_H_ */
    109