blob: c2a5599ae60d6358b3d461940b62f70902643973 [file] [log] [blame]
// Copyright 2016 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <directfb.h>
#include "starboard/blitter.h"
#include "starboard/log.h"
#include "starboard/shared/directfb/blitter_internal.h"
SbBlitterSurface SbBlitterCreateSurfaceFromPixelData(
SbBlitterDevice device,
SbBlitterPixelData pixel_data) {
if (!SbBlitterIsDeviceValid(device)) {
SB_DLOG(ERROR) << __FUNCTION__ << ": Invalid device.";
return kSbBlitterInvalidSurface;
}
if (!SbBlitterIsPixelDataValid(pixel_data)) {
SB_DLOG(ERROR) << __FUNCTION__ << ": Unsupported pixel format.";
return kSbBlitterInvalidSurface;
}
if (device != pixel_data->device) {
SB_DLOG(ERROR) << __FUNCTION__ << ": SbBlitterSurface must be created from "
<< "the same device that created the SbBlitterPixelData "
<< "object.";
return kSbBlitterInvalidSurface;
}
// This calls signals that the CPU is done editing pixel data, so unlock the
// surface that was locked immediately upon creation.
pixel_data->surface->Unlock(pixel_data->surface);
// Setup our internal DirectFB surface reference to refer to the DirectFB
// surface formerly owned by the SbBlitterPixelData object.
SbBlitterSurfacePrivate* surface = new SbBlitterSurfacePrivate();
surface->device = pixel_data->device;
surface->info = pixel_data->info;
surface->surface = pixel_data->surface;
// There is no render target for surfaces initilized from pixel data.
surface->render_target.surface = NULL;
delete pixel_data;
return surface;
}