sane-project-backends/testsuite/backend/genesys/tests_image_pipeline.cpp

502 wiersze
15 KiB
C++

/* sane - Scanner Access Now Easy.
Copyright (C) 2019 Povilas Kanapickas <povilas@radix.lt>
This file is part of the SANE package.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA.
*/
#define DEBUG_DECLARE_ONLY
#include "tests.h"
#include "minigtest.h"
#include "tests_printers.h"
#include "../../../backend/genesys/image_pipeline.h"
#include <numeric>
namespace genesys {
void test_image_buffer_genesys_usb()
{
std::vector<std::size_t> requests;
auto on_read_usb = [&](std::size_t x, std::uint8_t* data)
{
(void) data;
requests.push_back(x);
};
ImageBufferGenesysUsb buffer{1086780, 453120, on_read_usb};
std::vector<std::uint8_t> dummy;
dummy.resize(1086780);
ASSERT_TRUE(buffer.get_data(453120, dummy.data()));
ASSERT_TRUE(buffer.get_data(453120, dummy.data()));
ASSERT_TRUE(buffer.get_data(180550, dummy.data()));
std::vector<std::size_t> expected = {
453120, 453120, 180736
};
ASSERT_EQ(requests, expected);
}
void test_image_buffer_genesys_usb_capped_remaining_bytes()
{
std::vector<std::size_t> requests;
auto on_read_usb = [&](std::size_t x, std::uint8_t* data)
{
(void) data;
requests.push_back(x);
};
ImageBufferGenesysUsb buffer{1086780, 453120, on_read_usb};
std::vector<std::uint8_t> dummy;
dummy.resize(1086780);
ASSERT_TRUE(buffer.get_data(453120, dummy.data()));
ASSERT_TRUE(buffer.get_data(453120, dummy.data()));
buffer.set_remaining_size(10000);
ASSERT_FALSE(buffer.get_data(56640, dummy.data()));
std::vector<std::size_t> expected = {
// note that the sizes are rounded-up to 256 bytes
453120, 453120, 10240
};
ASSERT_EQ(requests, expected);
}
void test_node_buffered_callable_source()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0, 1, 2, 3,
4, 5, 6, 7,
8, 9, 10, 11
};
std::size_t chunk_size = 3;
std::size_t curr_index = 0;
auto data_source_cb = [&](std::size_t size, std::uint8_t* out_data)
{
ASSERT_EQ(size, chunk_size);
std::copy(in_data.begin() + curr_index,
in_data.begin() + curr_index + chunk_size, out_data);
curr_index += chunk_size;
return true;
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeBufferedCallableSource>(4, 3, PixelFormat::I8,
chunk_size, data_source_cb);
Data out_data;
out_data.resize(4);
ASSERT_EQ(curr_index, 0u);
ASSERT_TRUE(stack.get_next_row_data(out_data.data()));
ASSERT_EQ(out_data, Data({0, 1, 2, 3}));
ASSERT_EQ(curr_index, 6u);
ASSERT_TRUE(stack.get_next_row_data(out_data.data()));
ASSERT_EQ(out_data, Data({4, 5, 6, 7}));
ASSERT_EQ(curr_index, 9u);
ASSERT_TRUE(stack.get_next_row_data(out_data.data()));
ASSERT_EQ(out_data, Data({8, 9, 10, 11}));
ASSERT_EQ(curr_index, 12u);
}
void test_node_format_convert()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x12, 0x34, 0x56,
0x78, 0x98, 0xab,
0xcd, 0xef, 0x21,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(3, 1, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeFormatConvert>(PixelFormat::BGR161616);
ASSERT_EQ(stack.get_output_width(), 3u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 6u * 3);
ASSERT_EQ(stack.get_output_format(), PixelFormat::BGR161616);
auto out_data = stack.get_all_data();
Data expected_data = {
0x56, 0x56, 0x34, 0x34, 0x12, 0x12,
0xab, 0xab, 0x98, 0x98, 0x78, 0x78,
0x21, 0x21, 0xef, 0xef, 0xcd, 0xcd,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_desegment_1_line()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
1, 5, 9, 13, 17,
3, 7, 11, 15, 19,
2, 6, 10, 14, 18,
4, 8, 12, 16, 20,
21, 25, 29, 33, 37,
23, 27, 31, 35, 39,
22, 26, 30, 34, 38,
24, 28, 32, 36, 40,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(20, 2, PixelFormat::I8,
std::move(in_data));
stack.push_node<ImagePipelineNodeDesegment>(20, std::vector<unsigned>{ 0, 2, 1, 3 }, 5, 1, 1);
ASSERT_EQ(stack.get_output_width(), 20u);
ASSERT_EQ(stack.get_output_height(), 2u);
ASSERT_EQ(stack.get_output_row_bytes(), 20u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::I8);
auto out_data = stack.get_all_data();
Data expected_data;
expected_data.resize(40, 0);
std::iota(expected_data.begin(), expected_data.end(), 1); // will fill with 1, 2, 3, ..., 40
ASSERT_EQ(out_data, expected_data);
}
void test_node_deinterleave_lines_i8()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
1, 3, 5, 7, 9, 11, 13, 15, 17, 19,
2, 4, 6, 8, 10, 12, 14, 16, 18, 20,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(10, 2, PixelFormat::I8,
std::move(in_data));
stack.push_node<ImagePipelineNodeDeinterleaveLines>(2, 1);
ASSERT_EQ(stack.get_output_width(), 20u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 20u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::I8);
auto out_data = stack.get_all_data();
Data expected_data;
expected_data.resize(20, 0);
std::iota(expected_data.begin(), expected_data.end(), 1); // will fill with 1, 2, 3, ..., 20
ASSERT_EQ(out_data, expected_data);
}
void test_node_deinterleave_lines_rgb888()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
1, 2, 3, 7, 8, 9, 13, 14, 15, 19, 20, 21,
4, 5, 6, 10, 11, 12, 16, 17, 18, 22, 23, 24,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(4, 2, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeDeinterleaveLines>(2, 1);
ASSERT_EQ(stack.get_output_width(), 8u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 24u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB888);
auto out_data = stack.get_all_data();
Data expected_data;
expected_data.resize(24, 0);
std::iota(expected_data.begin(), expected_data.end(), 1); // will fill with 1, 2, 3, ..., 20
ASSERT_EQ(out_data, expected_data);
}
void test_node_swap_16bit_endian()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x10, 0x20, 0x30, 0x11, 0x21, 0x31,
0x12, 0x22, 0x32, 0x13, 0x23, 0x33,
0x14, 0x24, 0x34, 0x15, 0x25, 0x35,
0x16, 0x26, 0x36, 0x17, 0x27, 0x37,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(4, 1, PixelFormat::RGB161616,
std::move(in_data));
stack.push_node<ImagePipelineNodeSwap16BitEndian>();
ASSERT_EQ(stack.get_output_width(), 4u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 24u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB161616);
auto out_data = stack.get_all_data();
Data expected_data = {
0x20, 0x10, 0x11, 0x30, 0x31, 0x21,
0x22, 0x12, 0x13, 0x32, 0x33, 0x23,
0x24, 0x14, 0x15, 0x34, 0x35, 0x25,
0x26, 0x16, 0x17, 0x36, 0x37, 0x27,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_merge_mono_lines()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(8, 3, PixelFormat::I8,
std::move(in_data));
stack.push_node<ImagePipelineNodeMergeMonoLines>(ColorOrder::RGB);
ASSERT_EQ(stack.get_output_width(), 8u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 24u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB888);
auto out_data = stack.get_all_data();
Data expected_data = {
0x10, 0x20, 0x30, 0x11, 0x21, 0x31,
0x12, 0x22, 0x32, 0x13, 0x23, 0x33,
0x14, 0x24, 0x34, 0x15, 0x25, 0x35,
0x16, 0x26, 0x36, 0x17, 0x27, 0x37,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_split_mono_lines()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x10, 0x20, 0x30, 0x11, 0x21, 0x31,
0x12, 0x22, 0x32, 0x13, 0x23, 0x33,
0x14, 0x24, 0x34, 0x15, 0x25, 0x35,
0x16, 0x26, 0x36, 0x17, 0x27, 0x37,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(8, 1, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeSplitMonoLines>();
ASSERT_EQ(stack.get_output_width(), 8u);
ASSERT_EQ(stack.get_output_height(), 3u);
ASSERT_EQ(stack.get_output_row_bytes(), 8u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::I8);
auto out_data = stack.get_all_data();
Data expected_data = {
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_component_shift_lines()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x10, 0x20, 0x30, 0x11, 0x21, 0x31, 0x12, 0x22, 0x32, 0x13, 0x23, 0x33,
0x14, 0x24, 0x34, 0x15, 0x25, 0x35, 0x16, 0x26, 0x36, 0x17, 0x27, 0x37,
0x18, 0x28, 0x38, 0x19, 0x29, 0x39, 0x1a, 0x2a, 0x3a, 0x1b, 0x2b, 0x3b,
0x1c, 0x2c, 0x3c, 0x1d, 0x2d, 0x3d, 0x1e, 0x2e, 0x3e, 0x1f, 0x2f, 0x3f,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(4, 4, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeComponentShiftLines>(0, 1, 2);
ASSERT_EQ(stack.get_output_width(), 4u);
ASSERT_EQ(stack.get_output_height(), 2u);
ASSERT_EQ(stack.get_output_row_bytes(), 12u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB888);
auto out_data = stack.get_all_data();
Data expected_data = {
0x10, 0x24, 0x38, 0x11, 0x25, 0x39, 0x12, 0x26, 0x3a, 0x13, 0x27, 0x3b,
0x14, 0x28, 0x3c, 0x15, 0x29, 0x3d, 0x16, 0x2a, 0x3e, 0x17, 0x2b, 0x3f,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_pixel_shift_lines()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x10, 0x20, 0x30, 0x11, 0x21, 0x31, 0x12, 0x22, 0x32, 0x13, 0x23, 0x33,
0x14, 0x24, 0x34, 0x15, 0x25, 0x35, 0x16, 0x26, 0x36, 0x17, 0x27, 0x37,
0x18, 0x28, 0x38, 0x19, 0x29, 0x39, 0x1a, 0x2a, 0x3a, 0x1b, 0x2b, 0x3b,
0x1c, 0x2c, 0x3c, 0x1d, 0x2d, 0x3d, 0x1e, 0x2e, 0x3e, 0x1f, 0x2f, 0x3f,
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(4, 4, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodePixelShiftLines>(std::vector<std::size_t>{0, 2});
ASSERT_EQ(stack.get_output_width(), 4u);
ASSERT_EQ(stack.get_output_height(), 2u);
ASSERT_EQ(stack.get_output_row_bytes(), 12u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB888);
auto out_data = stack.get_all_data();
Data expected_data = {
0x10, 0x20, 0x30, 0x19, 0x29, 0x39, 0x12, 0x22, 0x32, 0x1b, 0x2b, 0x3b,
0x14, 0x24, 0x34, 0x1d, 0x2d, 0x3d, 0x16, 0x26, 0x36, 0x1f, 0x2f, 0x3f,
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_calibrate_8bit()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x20, 0x38, 0x38
};
std::vector<std::uint16_t> bottom = {
0x1000, 0x2000, 0x3000
};
std::vector<std::uint16_t> top = {
0x3000, 0x4000, 0x5000
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(1, 1, PixelFormat::RGB888,
std::move(in_data));
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top, 0);
ASSERT_EQ(stack.get_output_width(), 1u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 3u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB888);
auto out_data = stack.get_all_data();
Data expected_data = {
// note that we don't handle rounding properly in the implementation
0x80, 0xc1, 0x41
};
ASSERT_EQ(out_data, expected_data);
}
void test_node_calibrate_16bit()
{
using Data = std::vector<std::uint8_t>;
Data in_data = {
0x00, 0x20, 0x00, 0x38, 0x00, 0x38
};
std::vector<std::uint16_t> bottom = {
0x1000, 0x2000, 0x3000
};
std::vector<std::uint16_t> top = {
0x3000, 0x4000, 0x5000
};
ImagePipelineStack stack;
stack.push_first_node<ImagePipelineNodeArraySource>(1, 1, PixelFormat::RGB161616,
std::move(in_data));
stack.push_node<ImagePipelineNodeCalibrate>(bottom, top, 0);
ASSERT_EQ(stack.get_output_width(), 1u);
ASSERT_EQ(stack.get_output_height(), 1u);
ASSERT_EQ(stack.get_output_row_bytes(), 6u);
ASSERT_EQ(stack.get_output_format(), PixelFormat::RGB161616);
auto out_data = stack.get_all_data();
Data expected_data = {
// note that we don't handle rounding properly in the implementation
0x00, 0x80, 0xff, 0xbf, 0x00, 0x40
};
ASSERT_EQ(out_data, expected_data);
}
void test_image_pipeline()
{
test_image_buffer_genesys_usb();
test_image_buffer_genesys_usb_capped_remaining_bytes();
test_node_buffered_callable_source();
test_node_format_convert();
test_node_desegment_1_line();
test_node_deinterleave_lines_i8();
test_node_deinterleave_lines_rgb888();
test_node_swap_16bit_endian();
test_node_merge_mono_lines();
test_node_split_mono_lines();
test_node_component_shift_lines();
test_node_pixel_shift_lines();
test_node_calibrate_8bit();
test_node_calibrate_16bit();
}
} // namespace genesys