diff options
Diffstat (limited to 'va/va_tpi.c')
| -rw-r--r-- | va/va_tpi.c | 130 |
1 files changed, 12 insertions, 118 deletions
diff --git a/va/va_tpi.c b/va/va_tpi.c index 5451f70..6b67bbe 100644 --- a/va/va_tpi.c +++ b/va/va_tpi.c @@ -39,122 +39,18 @@ #define CTX(dpy) (((VADisplayContextP)dpy)->pDriverContext) #define CHECK_DISPLAY(dpy) if( !vaDisplayIsValid(dpy) ) { return VA_STATUS_ERROR_INVALID_DISPLAY; } -/* Wrap a CI (camera imaging) frame as a VA surface to share captured video between camear - * and VA encode. With frame_id, VA driver need to call CI interfaces to get the information - * of the frame, and to determine if the frame can be wrapped as a VA surface - * - * Application should make sure the frame is idle before the frame is passed into VA stack - * and also a vaSyncSurface should be called before application tries to access the frame - * from CI stack - */ -VAStatus vaCreateSurfaceFromCIFrame ( - VADisplay dpy, - unsigned long frame_id, - VASurfaceID *surface /* out */ -) -{ - VADriverContextP ctx; - struct VADriverVTableTPI *tpi; - CHECK_DISPLAY(dpy); - ctx = CTX(dpy); - - tpi = ( struct VADriverVTableTPI *)ctx->vtable_tpi; - if (tpi && tpi->vaCreateSurfaceFromCIFrame) { - return tpi->vaCreateSurfaceFromCIFrame( ctx, frame_id, surface ); - } else - return VA_STATUS_ERROR_UNIMPLEMENTED; - -} - -/* Wrap a V4L2 buffer as a VA surface, so that V4L2 camera, VA encode - * can share the data without copy - * The VA driver should query the camera device from v4l2_fd to see - * if camera device memory/buffer can be wrapped into a VA surface - * Buffer information is passed in by v4l2_fmt and v4l2_buf structure, - * VA driver also needs do further check if the buffer can meet encode - * hardware requirement, such as dimension, fourcc, stride, etc - * - * Application should make sure the buffer is idle before the frame into VA stack - * and also a vaSyncSurface should be called before application tries to access the frame - * from V4L2 stack - */ -VAStatus vaCreateSurfaceFromV4L2Buf( - VADisplay dpy, - int v4l2_fd, /* file descriptor of V4L2 device */ - struct v4l2_format *v4l2_fmt, /* format of V4L2 */ - struct v4l2_buffer *v4l2_buf, /* V4L2 buffer */ - VASurfaceID *surface /* out */ -) -{ - VADriverContextP ctx; - struct VADriverVTableTPI *tpi; - CHECK_DISPLAY(dpy); - ctx = CTX(dpy); - - tpi = ( struct VADriverVTableTPI *)ctx->vtable_tpi; - if (tpi && tpi->vaCreateSurfaceFromV4L2Buf) { - return tpi->vaCreateSurfaceFromV4L2Buf( ctx, v4l2_fd, v4l2_fmt, v4l2_buf, surface ); - } else - return VA_STATUS_ERROR_UNIMPLEMENTED; -} - /* - * The surfaces could be shared and accessed with extern devices - * which has special requirements, e.g. stride alignment - * This API is used to force libVA video surfaces are allocated - * according to these external requirements - * Special API for V4L2 user pointer support + * Create surfaces with special inputs/requirements */ -VAStatus vaCreateSurfacesForUserPtr( - VADisplay dpy, - int width, - int height, - int format, - int num_surfaces, - VASurfaceID *surfaces, /* out */ - unsigned size, /* total buffer size need to be allocated */ - unsigned int fourcc, /* expected fourcc */ - unsigned int luma_stride, /* luma stride, could be width aligned with a special value */ - unsigned int chroma_u_stride, /* chroma stride */ - unsigned int chroma_v_stride, - unsigned int luma_offset, /* could be 0 */ - unsigned int chroma_u_offset, /* UV offset from the beginning of the memory */ - unsigned int chroma_v_offset -) -{ - VADriverContextP ctx; - struct VADriverVTableTPI *tpi; - CHECK_DISPLAY(dpy); - ctx = CTX(dpy); - - tpi = (struct VADriverVTableTPI *)ctx->vtable_tpi; - if (tpi && tpi->vaCreateSurfacesForUserPtr) { - return tpi->vaCreateSurfacesForUserPtr( ctx, width, height, format, num_surfaces, - surfaces,size, fourcc, luma_stride, chroma_u_stride, - chroma_v_stride, luma_offset, chroma_u_offset, chroma_v_offset ); - } else - return VA_STATUS_ERROR_UNIMPLEMENTED; -} - -/* - * Create surface from the Kernel buffer - */ -VAStatus vaCreateSurfaceFromKBuf( - VADisplay dpy, - int width, - int height, - int format, - VASurfaceID *surface, /* out */ - unsigned int kbuf_handle, /* kernel buffer handle*/ - unsigned size, /* kernel buffer size */ - unsigned int kBuf_fourcc, /* expected fourcc */ - unsigned int luma_stride, /* luma stride, could be width aligned with a special value */ - unsigned int chroma_u_stride, /* chroma stride */ - unsigned int chroma_v_stride, - unsigned int luma_offset, /* could be 0 */ - unsigned int chroma_u_offset, /* UV offset from the beginning of the memory */ - unsigned int chroma_v_offset +VAStatus vaCreateSurfacesWithAttribute ( + VADisplay dpy, + int width, + int height, + int format, + int num_surfaces, + VASurfaceID *surfaces, /* out */ + VASurfaceAttributeTPI *attribute_tpi ) { VADriverContextP ctx; @@ -163,10 +59,8 @@ VAStatus vaCreateSurfaceFromKBuf( ctx = CTX(dpy); tpi = (struct VADriverVTableTPI *)ctx->vtable_tpi; - if (tpi && tpi->vaCreateSurfaceFromKBuf) { - return tpi->vaCreateSurfaceFromKBuf( ctx, width, height, format, surface, kbuf_handle, - size, kBuf_fourcc, luma_stride, chroma_u_stride, - chroma_v_stride, luma_offset, chroma_u_offset, chroma_v_offset ); + if (tpi && tpi->vaCreateSurfacesWithAttribute) { + return tpi->vaCreateSurfacesWithAttribute( ctx, width, height, format, num_surfaces, surfaces, attribute_tpi); } else return VA_STATUS_ERROR_UNIMPLEMENTED; } @@ -198,7 +92,7 @@ VAStatus vaPutSurfaceBuf ( tpi = ( struct VADriverVTableTPI *)ctx->vtable_tpi; if (tpi && tpi->vaPutSurfaceBuf) { return tpi->vaPutSurfaceBuf( ctx, surface, data, data_len, srcx, srcy, srcw, srch, - destx, desty, destw, desth, cliprects, number_cliprects, flags ); + destx, desty, destw, desth, cliprects, number_cliprects, flags ); } else return VA_STATUS_ERROR_UNIMPLEMENTED; } |
