skia2/tests/TestUtils.h
Michael Ludwig e8e1075a9e Add input/output image logging to processor tests
Moves SkBitmap to base64 uri code into test utils

Bug: skia:
Change-Id: I4f92761fd2e643c38ed00a200b1cb62778a85948
Reviewed-on: https://skia-review.googlesource.com/158340
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Michael Ludwig <michaelludwig@google.com>
2018-10-01 18:30:06 +00:00

45 lines
1.9 KiB
C++

/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "SkBitmap.h"
class GrSurfaceContext;
class GrSurfaceProxy;
typedef uint32_t GrColor;
// Ensure that reading back from 'srcContext' as RGBA 8888 matches 'expectedPixelValues
void test_read_pixels(skiatest::Reporter*,
GrSurfaceContext* srcContext, uint32_t expectedPixelValues[],
const char* testName);
// See if trying to write RGBA 8888 pixels to 'dstContext' matches matches the
// expectation ('expectedToWork')
void test_write_pixels(skiatest::Reporter*,
GrSurfaceContext* srcContext, bool expectedToWork, const char* testName);
// Ensure that the pixels can be copied from 'proxy' to an RGBA 8888 destination (both
// texture-backed and rendertarget-backed).
void test_copy_from_surface(skiatest::Reporter*, GrContext*,
GrSurfaceProxy* proxy, uint32_t expectedPixelValues[],
bool onlyTestRTConfig, const char* testName);
// Ensure that RGBA 8888 pixels can be copied into 'dstContext'
void test_copy_to_surface(skiatest::Reporter*, GrProxyProvider*,
GrSurfaceContext* dstContext, const char* testName);
// Fills data with a red-green gradient
void fill_pixel_data(int width, int height, GrColor* data);
// Checks srcBuffer and dstBuffer contain the same colors
bool does_full_buffer_contain_correct_color(GrColor* srcBuffer, GrColor* dstBuffer, int width,
int height);
// Encodes the bitmap into a data:/image/png;base64,... url suitable to view in a browser after
// printing to a log. If false is returned, dst holds an error message instead of a URI.
bool bitmap_to_base64_data_uri(const SkBitmap& bitmap, SkString* dst);