marfrit/libva-v4l2-request-fourier
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image: Partially implement vaGetImage

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This enables raw playback within GStreamer. This is useful for testing
even if slower then DMABuf. This is a partial implementation since we
don't implement partial copy of the surface.

Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
This commit is contained in:
Nicolas Dufresne
2019-05-11 18:06:02 -04:00
committed by Paul Kocialkowski
parent b8ac9bb9ea
commit 7233c5a2ae
1 changed files with 55 additions and 24 deletions
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src/image.c
+55 -24
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@@ -143,32 +143,12 @@ VAStatus RequestDestroyImage(VADriverContextP context, VAImageID image_id)
return VA_STATUS_SUCCESS; return VA_STATUS_SUCCESS;
} }
VAStatus RequestDeriveImage(VADriverContextP context, VASurfaceID surface_id, static VAStatus copy_surface_to_image (struct request_data *driver_data,
VAImage *image) struct object_surface *surface_object,
VAImage *image)
{ {
struct request_data *driver_data = context->pDriverData;
struct object_surface *surface_object;
struct object_buffer *buffer_object; struct object_buffer *buffer_object;
VAImageFormat format;
unsigned int i; unsigned int i;
VAStatus status;
surface_object = SURFACE(driver_data, surface_id);
if (surface_object == NULL)
return VA_STATUS_ERROR_INVALID_SURFACE;
if (surface_object->status == VASurfaceRendering) {
status = RequestSyncSurface(context, surface_id);
if (status != VA_STATUS_SUCCESS)
return status;
}
format.fourcc = VA_FOURCC_NV12;
status = RequestCreateImage(context, &format, surface_object->width,
surface_object->height, image);
if (status != VA_STATUS_SUCCESS)
return status;
buffer_object = BUFFER(driver_data, image->buf); buffer_object = BUFFER(driver_data, image->buf);
if (buffer_object == NULL) if (buffer_object == NULL)
@@ -188,8 +168,42 @@ VAStatus RequestDeriveImage(VADriverContextP context, VASurfaceID surface_id,
} }
} }
return VA_STATUS_SUCCESS;
}
VAStatus RequestDeriveImage(VADriverContextP context, VASurfaceID surface_id,
VAImage *image)
{
struct request_data *driver_data = context->pDriverData;
struct object_surface *surface_object;
struct object_buffer *buffer_object;
VAImageFormat format;
VAStatus status;
surface_object = SURFACE(driver_data, surface_id);
if (surface_object == NULL)
return VA_STATUS_ERROR_INVALID_SURFACE;
if (surface_object->status == VASurfaceRendering) {
status = RequestSyncSurface(context, surface_id);
if (status != VA_STATUS_SUCCESS)
return status;
}
format.fourcc = VA_FOURCC_NV12;
status = RequestCreateImage(context, &format, surface_object->width,
surface_object->height, image);
if (status != VA_STATUS_SUCCESS)
return status;
status = copy_surface_to_image (driver_data, surface_object, image);
if (status != VA_STATUS_SUCCESS)
return status;
surface_object->status = VASurfaceReady; surface_object->status = VASurfaceReady;
buffer_object = BUFFER(driver_data, image->buf);
buffer_object->derived_surface_id = surface_id; buffer_object->derived_surface_id = surface_id;
return VA_STATUS_SUCCESS; return VA_STATUS_SUCCESS;
@@ -214,7 +228,24 @@ VAStatus RequestGetImage(VADriverContextP context, VASurfaceID surface_id,
int x, int y, unsigned int width, unsigned int height, int x, int y, unsigned int width, unsigned int height,
VAImageID image_id) VAImageID image_id)
{ {
return VA_STATUS_ERROR_UNIMPLEMENTED; struct request_data *driver_data = context->pDriverData;
struct object_surface *surface_object;
struct object_image *image_object;
VAImage *image;
surface_object = SURFACE(driver_data, surface_id);
if (surface_object == NULL)
return VA_STATUS_ERROR_INVALID_SURFACE;
image_object = IMAGE(driver_data, image_id);
if (image_object == NULL)
return VA_STATUS_ERROR_INVALID_IMAGE;
image = &image_object->image;
if (x != 0 || y != 0 || width != image->width || height != image->height)
return VA_STATUS_ERROR_UNIMPLEMENTED;
return copy_surface_to_image (driver_data, surface_object, image);
} }
VAStatus RequestPutImage(VADriverContextP context, VASurfaceID surface_id, VAStatus RequestPutImage(VADriverContextP context, VASurfaceID surface_id,