| // Copyright 2016 Google Inc. 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; |
| } |