| // Copyright 2019 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 "starboard/blitter.h" |
| |
| #include <GLES2/gl2.h> |
| |
| #include "starboard/common/log.h" |
| #include "starboard/shared/blittergles/blitter_internal.h" |
| #include "starboard/shared/gles/gl_call.h" |
| |
| bool SbBlitterIsPixelFormatSupportedByDownloadSurfacePixels( |
| SbBlitterSurface surface, |
| SbBlitterPixelDataFormat pixel_format) { |
| if (!SbBlitterIsSurfaceValid(surface)) { |
| SB_DLOG(ERROR) << ": Invalid surface."; |
| return false; |
| } |
| |
| // glReadPixels() always supports GL_RGBA with type GL_UNSIGNED_BYTE. |
| return SbBlitterPixelDataFormatToSurfaceFormat(pixel_format) == |
| kSbBlitterSurfaceFormatRGBA8; |
| } |
