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test-zrle.c
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test-zrle.c
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#include "zrle.h"
#include "rfb-proto.h"
#include <endian.h>
#include <stdio.h>
int test_pixel32_to_cpixel_3(void)
{
static uint32_t src[64] = { 0 };
static uint8_t dst[64 * 3] = { 0 };
struct rfb_pixel_format srcfmt = { 0 }, dstfmt = { 0 };
srcfmt.depth = 24;
srcfmt.bits_per_pixel = 32;
srcfmt.true_colour_flag = 1;
srcfmt.red_max = 255;
srcfmt.green_max = 255;
srcfmt.blue_max = 255;
srcfmt.red_shift = 24;
srcfmt.green_shift = 16;
srcfmt.blue_shift = 8;
dstfmt.depth = 24;
dstfmt.bits_per_pixel = 32;
dstfmt.true_colour_flag = 1;
dstfmt.red_max = 255;
dstfmt.green_max = 255;
dstfmt.blue_max = 255;
dstfmt.red_shift = 8;
dstfmt.green_shift = 16;
dstfmt.blue_shift = 24;
for (int i = 0; i < 64; ++i)
src[i] = 0x12345678;
pixel32_to_cpixel(dst, &dstfmt, src, &srcfmt, 3, 64);
for (int i = 0; i < 64; ++i) {
uint8_t r, g, b;
r = dst[i * 3 + 0];
g = dst[i * 3 + 1];
b = dst[i * 3 + 2];
if (r != 0x12 || g != 0x34 || b != 0x56) {
printf("pixel32_to_cpixel_3 failed\n");
return 1;
}
}
printf("pixel32_to_cpixel_3 ran OK\n");
return 0;
}
int test_pixel32_to_cpixel_2(void)
{
static uint32_t src[64] = { 0 };
static uint16_t dst[64] = { 0 };
struct rfb_pixel_format srcfmt = { 0 }, dstfmt = { 0 };
srcfmt.depth = 24;
srcfmt.bits_per_pixel = 32;
srcfmt.true_colour_flag = 1;
srcfmt.red_max = 255;
srcfmt.green_max = 255;
srcfmt.blue_max = 255;
srcfmt.red_shift = 24;
srcfmt.green_shift = 16;
srcfmt.blue_shift = 8;
dstfmt.depth = 16;
dstfmt.bits_per_pixel = 16;
dstfmt.true_colour_flag = 1;
dstfmt.red_max = 31;
dstfmt.green_max = 63;
dstfmt.blue_max = 31;
dstfmt.red_shift = 11;
dstfmt.green_shift = 5;
dstfmt.blue_shift = 0;
#if __BYTE_ORDER__ == __BIG_ENDIAN__
dstfmt.big_endian_flag = 1;
#endif
for (int i = 0; i < 64; ++i)
src[i] = 0x12345678;
pixel32_to_cpixel((uint8_t*)dst, &dstfmt, src, &srcfmt, 2, 64);
for (int i = 0; i < 64; ++i) {
uint8_t r, g, b;
r = (dst[i] >> 11) & 31;
g = (dst[i] >> 5) & 63;
b = (dst[i] >> 0) & 31;
if (r != (0x12 >> 3) || g != (0x34 >> 2) || b != (0x56 >> 3)) {
printf("pixel32_to_cpixel_2 failed: %x %x %x\n", r, g, b);
return 1;
}
}
printf("pixel32_to_cpixel_2 ran OK\n");
return 0;
}
int test_pixel32_to_cpixel_1(void)
{
static uint32_t src[64] = { 0 };
static uint8_t dst[64] = { 0 };
struct rfb_pixel_format srcfmt = { 0 }, dstfmt = { 0 };
srcfmt.depth = 24;
srcfmt.bits_per_pixel = 32;
srcfmt.true_colour_flag = 1;
srcfmt.red_max = 255;
srcfmt.green_max = 255;
srcfmt.blue_max = 255;
srcfmt.red_shift = 24;
srcfmt.green_shift = 16;
srcfmt.blue_shift = 8;
dstfmt.depth = 8;
dstfmt.bits_per_pixel = 8;
dstfmt.true_colour_flag = 1;
dstfmt.red_max = 7;
dstfmt.green_max = 7;
dstfmt.blue_max = 3;
dstfmt.red_shift = 5;
dstfmt.green_shift = 2;
dstfmt.blue_shift = 0;
#if __BYTE_ORDER__ == __BIG_ENDIAN__
dstfmt.big_endian_flag = 1;
#endif
for (int i = 0; i < 64; ++i)
src[i] = 0x98765432;
pixel32_to_cpixel((uint8_t*)dst, &dstfmt, src, &srcfmt, 1, 64);
for (int i = 0; i < 64; ++i) {
uint8_t r, g, b;
r = (dst[i] >> 5) & 7;
g = (dst[i] >> 2) & 7;
b = (dst[i] >> 0) & 3;
if (r != (0x98 >> 5) || g != (0x76 >> 5) || b != (0x54 >> 6)) {
printf("pixel32_to_cpixel_1 failed: %x %x %x\n", r, g, b);
return 1;
}
}
printf("pixel32_to_cpixel_1 ran OK\n");
return 0;
}
int main()
{
if (test_pixel32_to_cpixel_3()) return 1;
if (test_pixel32_to_cpixel_2()) return 1;
if (test_pixel32_to_cpixel_1()) return 1;
return 0;
}