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