replicant-frameworks_native/libs/ui/PixelFormat.cpp
Dan Stoza 6a5d35dd5c libgui: Add a test for SRGB surfaces
Add SRGBTest.RenderToSRGBSurface, which validates that passing the
SRGB colorspace attributes to eglCreateWindowSurface actually
results in an SRGB surface by comparing the output values to those
of a standard RGB surface.

Change-Id: I3d5fef8070ed8fa2357ddd1c5fcc849ae3fbd12a
2014-01-07 16:43:39 -08:00

62 lines
1.9 KiB
C++

/*
* Copyright (C) 2007 The Android Open Source Project
*
* 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 <ui/PixelFormat.h>
#include <hardware/hardware.h>
// ----------------------------------------------------------------------------
namespace android {
// ----------------------------------------------------------------------------
ssize_t bytesPerPixel(PixelFormat format) {
switch (format) {
case PIXEL_FORMAT_RGBA_8888:
case PIXEL_FORMAT_RGBX_8888:
case PIXEL_FORMAT_BGRA_8888:
case PIXEL_FORMAT_sRGB_A_8888:
case PIXEL_FORMAT_sRGB_X_8888:
return 4;
case PIXEL_FORMAT_RGB_888:
return 3;
case PIXEL_FORMAT_RGB_565:
case PIXEL_FORMAT_RGBA_5551:
case PIXEL_FORMAT_RGBA_4444:
return 2;
}
return BAD_VALUE;
}
ssize_t bitsPerPixel(PixelFormat format) {
switch (format) {
case PIXEL_FORMAT_RGBA_8888:
case PIXEL_FORMAT_RGBX_8888:
case PIXEL_FORMAT_BGRA_8888:
return 32;
case PIXEL_FORMAT_RGB_888:
return 24;
case PIXEL_FORMAT_RGB_565:
case PIXEL_FORMAT_RGBA_5551:
case PIXEL_FORMAT_RGBA_4444:
return 16;
}
return BAD_VALUE;
}
// ----------------------------------------------------------------------------
}; // namespace android
// ----------------------------------------------------------------------------