From 37f40c0cdc9667907dfb784874b42fb16c2c9bde Mon Sep 17 00:00:00 2001 From: Gwenole Beauchesne Date: Wed, 4 Nov 2009 13:16:34 +0000 Subject: [PATCH] =?utf-8?q?[G45]=C2=A0Implement=20vaGetImage()=20for=20full-sized=20surface=20readback.?= MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit --- i965_drv_video/i965_drv_video.c | 45 ++++++++++++++++++++++++++++++++++++++- 1 files changed, 44 insertions(+), 1 deletions(-) diff --git a/i965_drv_video/i965_drv_video.c b/i965_drv_video/i965_drv_video.c index 8558d0e..10baffb 100644 --- a/i965_drv_video/i965_drv_video.c +++ b/i965_drv_video/i965_drv_video.c @@ -1388,7 +1388,50 @@ i965_GetImage(VADriverContextP ctx, unsigned int height, VAImageID image) { - return VA_STATUS_SUCCESS; + struct i965_driver_data *i965 = i965_driver_data(ctx); + + struct object_surface *obj_surface = SURFACE(surface); + if (!obj_surface) + return VA_STATUS_ERROR_INVALID_SURFACE; + + struct object_image *obj_image = IMAGE(image); + if (!obj_image) + return VA_STATUS_ERROR_INVALID_IMAGE; + + /* XXX: we only support full-size surface readback */ + if (x != 0 || + y != 0 || + width != obj_surface->width || + height != obj_surface->height) + return VA_STATUS_ERROR_INVALID_PARAMETER; + + /* XXX: we only support 1:1 image copies */ + if (width != obj_image->image.width || + height != obj_image->image.height) + return VA_STATUS_ERROR_INVALID_PARAMETER; + + VAStatus va_status; + void *image_data = NULL; + + va_status = i965_MapBuffer(ctx, obj_image->image.buf, &image_data); + if (va_status != VA_STATUS_SUCCESS) + return va_status; + + dri_bo_map(obj_surface->bo, 0); + + switch (obj_image->image.format.fourcc) { + case VA_FOURCC('Y','V','1','2'): /* YV12 is native format here */ + memcpy(image_data, obj_surface->bo->virtual, obj_surface->bo->size); + break; + default: + va_status = VA_STATUS_ERROR_OPERATION_FAILED; + break; + } + + dri_bo_unmap(obj_surface->bo); + + i965_UnmapBuffer(ctx, obj_image->image.buf); + return va_status; } VAStatus -- 1.5.4.3