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Improve handling of Image endianness (resolve #1018, resolve #1070)

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This commit is contained in:
Joshua Granick
2017-09-12 12:32:02 -07:00
parent 2932a9b517
commit 45054e39d6
9 changed files with 86 additions and 40 deletions
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8
project/src/ExternalInterface.cpp
View File

@@ -23,6 +23,7 @@
#include <system/CFFIPointer.h>
#include <system/Clipboard.h>
#include <system/ClipboardEvent.h>
#include <system/Endian.h>
#include <system/JNI.h>
#include <system/Locale.h>
#include <system/SensorEvent.h>
@@ -978,13 +979,14 @@ namespace lime {
}
void lime_image_data_util_set_pixels (value image, value rect, value bytes, int offset, int format) {
void lime_image_data_util_set_pixels (value image, value rect, value bytes, int offset, int format, int endian) {
Image _image = Image (image);
Rectangle _rect = Rectangle (rect);
Bytes _bytes (bytes);
PixelFormat _format = (PixelFormat)format;
ImageDataUtil::SetPixels (&_image, &_rect, &_bytes, offset, _format);
Endian _endian = (Endian)endian;
ImageDataUtil::SetPixels (&_image, &_rect, &_bytes, offset, _format, _endian);
}
@@ -1847,7 +1849,7 @@ namespace lime {
DEFINE_PRIME1v (lime_image_data_util_multiply_alpha);
DEFINE_PRIME4v (lime_image_data_util_resize);
DEFINE_PRIME2v (lime_image_data_util_set_format);
DEFINE_PRIME5v (lime_image_data_util_set_pixels);
DEFINE_PRIME6v (lime_image_data_util_set_pixels);
DEFINE_PRIME12 (lime_image_data_util_threshold);
DEFINE_PRIME1v (lime_image_data_util_unmultiply_alpha);
DEFINE_PRIME4 (lime_image_encode);

43
project/src/graphics/utils/ImageDataUtil.cpp
View File

@@ -1,6 +1,5 @@
#include <graphics/utils/ImageDataUtil.h>
#include <math/color/RGBA.h>
#include <system/System.h>
#include <utils/QuickVec.h>
#include <math.h>
@@ -38,7 +37,7 @@ namespace lime {
offset = row + (x * 4);
pixel.ReadUInt8 (data, offset, format, premultiplied);
pixel.ReadUInt8 (data, offset, format, premultiplied, BIG_ENDIAN);
pixel.Set (redTable[pixel.r], greenTable[pixel.g], blueTable[pixel.b], alphaTable[pixel.a]);
pixel.WriteUInt8 (data, offset, format, premultiplied);
@@ -74,8 +73,8 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
srcPixel.ReadUInt8 (srcData, srcPosition, srcFormat, srcPremultiplied);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied);
srcPixel.ReadUInt8 (srcData, srcPosition, srcFormat, srcPremultiplied, BIG_ENDIAN);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied, BIG_ENDIAN);
switch (srcChannel) {
@@ -144,8 +143,8 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied);
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied, BIG_ENDIAN);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied, BIG_ENDIAN);
sourceAlpha = sourcePixel.a / 255.0;
destAlpha = destPixel.a / 255.0;
@@ -194,7 +193,7 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied);
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied, BIG_ENDIAN);
sourcePixel.WriteUInt8 (destData, destPosition, destFormat, destPremultiplied);
sourcePosition += 4;
@@ -228,9 +227,9 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied);
alphaPixel.ReadUInt8 (alphaData, alphaPosition, alphaFormat, false);
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied, BIG_ENDIAN);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied, BIG_ENDIAN);
alphaPixel.ReadUInt8 (alphaData, alphaPosition, alphaFormat, false, BIG_ENDIAN);
sourceAlpha = (alphaPixel.a / 255.0) * (sourcePixel.a / 255.0);
@@ -267,8 +266,8 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied);
alphaPixel.ReadUInt8 (alphaData, alphaPosition, alphaFormat, false);
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied, BIG_ENDIAN);
alphaPixel.ReadUInt8 (alphaData, alphaPosition, alphaFormat, false, BIG_ENDIAN);
sourcePixel.a = int (0.5 + (sourcePixel.a * (alphaPixel.a / 255.0)));
sourcePixel.WriteUInt8 (destData, destPosition, destFormat, destPremultiplied);
@@ -338,7 +337,7 @@ namespace lime {
if (premultiplied) fillColor.MultiplyAlpha ();
RGBA hitColor;
hitColor.ReadUInt8 (data, ((y + image->offsetY) * (image->buffer->width * 4)) + ((x + image->offsetX) * 4), format, premultiplied);
hitColor.ReadUInt8 (data, ((y + image->offsetY) * (image->buffer->width * 4)) + ((x + image->offsetX) * 4), format, premultiplied, BIG_ENDIAN);
if (!image->buffer->transparent) {
@@ -381,7 +380,7 @@ namespace lime {
}
nextPointOffset = (nextPointY * image->width + nextPointX) * 4;
readColor.ReadUInt8 (data, nextPointOffset, format, premultiplied);
readColor.ReadUInt8 (data, nextPointOffset, format, premultiplied, BIG_ENDIAN);
if (readColor == hitColor) {
@@ -420,7 +419,7 @@ namespace lime {
for (int x = 0; x < dataView.width; x++) {
pixel.ReadUInt8 (data, position, sourceFormat, premultiplied);
pixel.ReadUInt8 (data, position, sourceFormat, premultiplied, BIG_ENDIAN);
pixel.WriteUInt8 (destData, destPosition, format, false);
position += 4;
@@ -456,8 +455,8 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied);
sourcePixel.ReadUInt8 (sourceData, sourcePosition, sourceFormat, sourcePremultiplied, BIG_ENDIAN);
destPixel.ReadUInt8 (destData, destPosition, destFormat, destPremultiplied, BIG_ENDIAN);
destPixel.r = int (((sourcePixel.r * redMultiplier) + (destPixel.r * (256 - redMultiplier))) / 256);
destPixel.g = int (((sourcePixel.g * greenMultiplier) + (destPixel.g * (256 - greenMultiplier))) / 256);
@@ -485,7 +484,7 @@ namespace lime {
for (int i = 0; i < length; i++) {
pixel.ReadUInt8 (data, i * 4, format, false);
pixel.ReadUInt8 (data, i * 4, format, false, BIG_ENDIAN);
pixel.WriteUInt8 (data, i * 4, format, true);
}
@@ -634,7 +633,7 @@ namespace lime {
}
void ImageDataUtil::SetPixels (Image* image, Rectangle* rect, Bytes* bytes, int offset, PixelFormat format) {
void ImageDataUtil::SetPixels (Image* image, Rectangle* rect, Bytes* bytes, int offset, PixelFormat format, Endian endian) {
uint8_t* data = (uint8_t*)image->buffer->data->Data ();
PixelFormat sourceFormat = image->buffer->format;
@@ -654,7 +653,7 @@ namespace lime {
for (int x = 0; x < dataView.width; x++) {
pixel.ReadUInt8 (byteArray, srcPosition, format, false);
pixel.ReadUInt8 (byteArray, srcPosition, format, false, endian);
if (!transparent) pixel.a = 0xFF;
pixel.WriteUInt8 (data, row + (x * 4), sourceFormat, premultiplied);
@@ -752,7 +751,7 @@ namespace lime {
for (int x = 0; x < destView.width; x++) {
srcPixel.ReadUInt8 (srcData, srcPosition, srcFormat, srcPremultiplied);
srcPixel.ReadUInt8 (srcData, srcPosition, srcFormat, srcPremultiplied, BIG_ENDIAN);
pixelMask = srcPixel.Get () & mask;
@@ -801,7 +800,7 @@ namespace lime {
for (int i = 0; i < length; i++) {
pixel.ReadUInt8 (data, i * 4, format, true);
pixel.ReadUInt8 (data, i * 4, format, true, BIG_ENDIAN);
pixel.WriteUInt8 (data, i * 4, format, false);
}