diff options
Diffstat (limited to 'dep/g3dlite/source/Image1.cpp')
-rw-r--r-- | dep/g3dlite/source/Image1.cpp | 123 |
1 files changed, 56 insertions, 67 deletions
diff --git a/dep/g3dlite/source/Image1.cpp b/dep/g3dlite/source/Image1.cpp index a61f7faa633..ed125adad18 100644 --- a/dep/g3dlite/source/Image1.cpp +++ b/dep/g3dlite/source/Image1.cpp @@ -1,21 +1,23 @@ /** - @file Image1.cpp + \file G3D/Image1.cpp - @maintainer Morgan McGuire, http://graphics.cs.williams.edu + \maintainer Morgan McGuire, http://graphics.cs.williams.edu - @created 2007-01-31 - @edited 2007-01-31 + \created 2007-01-31 + \edited 2012-12-25 */ #include "G3D/Image1.h" -#include "G3D/Image1uint8.h" -#include "G3D/GImage.h" +#include "G3D/Image1unorm8.h" +#include "G3D/Image.h" #include "G3D/Color4.h" -#include "G3D/Color4uint8.h" +#include "G3D/Color4unorm8.h" #include "G3D/Color1.h" -#include "G3D/Color1uint8.h" +#include "G3D/Color1unorm8.h" #include "G3D/ImageFormat.h" +#include "G3D/PixelTransferBuffer.h" +#include "G3D/CPUPixelTransferBuffer.h" namespace G3D { @@ -24,30 +26,12 @@ Image1::Image1(int w, int h, WrapMode wrap) : Map2D<Color1, Color1>(w, h, wrap) } -Image1::Ref Image1::fromGImage(const GImage& im, WrapMode wrap) { - switch (im.channels()) { - case 1: - return fromArray(im.pixel1(), im.width(), im.height(), wrap); - - case 3: - return fromArray(im.pixel3(), im.width(), im.height(), wrap); - - case 4: - return fromArray(im.pixel4(), im.width(), im.height(), wrap); - - default: - debugAssertM(false, "Input GImage must have 1, 3, or 4 channels."); - return NULL; - } -} - - -Image1::Ref Image1::fromImage1uint8(const ReferenceCountedPointer<Image1uint8>& im) { +Image1::Ref Image1::fromImage1unorm8(const shared_ptr<Image1unorm8>& im) { Ref out = createEmpty(static_cast<WrapMode>(im->wrapMode())); out->resize(im->width(), im->height()); int N = im->width() * im->height(); - const Color1uint8* src = reinterpret_cast<Color1uint8*>(im->getCArray()); + const Color1unorm8* src = reinterpret_cast<Color1unorm8*>(im->getCArray()); for (int i = 0; i < N; ++i) { out->data[i] = Color1(src[i]); } @@ -57,7 +41,7 @@ Image1::Ref Image1::fromImage1uint8(const ReferenceCountedPointer<Image1uint8>& Image1::Ref Image1::createEmpty(int width, int height, WrapMode wrap) { - return new Type(width, height, wrap); + return Image1::Ref(new Type(width, height, wrap)); } @@ -66,20 +50,49 @@ Image1::Ref Image1::createEmpty(WrapMode wrap) { } -Image1::Ref Image1::fromFile(const std::string& filename, WrapMode wrap, GImage::Format fmt) { +Image1::Ref Image1::fromFile(const std::string& filename, WrapMode wrap) { Ref out = createEmpty(wrap); - out->load(filename, fmt); + out->load(filename); return out; } -void Image1::load(const std::string& filename, GImage::Format fmt) { - copyGImage(GImage(filename, fmt)); +void Image1::load(const std::string& filename) { + shared_ptr<Image> image = Image::fromFile(filename); + if (image->format() != ImageFormat::L32F()) { + image->convertToL8(); + } + + switch (image->format()->code) + { + case ImageFormat::CODE_L8: + copyArray(static_cast<const Color1unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + case ImageFormat::CODE_L32F: + copyArray(static_cast<const Color1*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + case ImageFormat::CODE_RGB8: + copyArray(static_cast<const Color3unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + case ImageFormat::CODE_RGB32F: + copyArray(static_cast<const Color3*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + case ImageFormat::CODE_RGBA8: + copyArray(static_cast<const Color4unorm8*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + case ImageFormat::CODE_RGBA32F: + copyArray(static_cast<const Color4*>(image->toPixelTransferBuffer()->buffer()), image->width(), image->height()); + break; + default: + debugAssertM(false, "Trying to load unsupported image format"); + break; + } + setChanged(true); } -Image1::Ref Image1::fromArray(const class Color3uint8* ptr, int w, int h, WrapMode wrap) { +Image1::Ref Image1::fromArray(const class Color3unorm8* ptr, int w, int h, WrapMode wrap) { Ref out = createEmpty(wrap); out->copyArray(ptr, w, h); return out; @@ -93,7 +106,7 @@ Image1::Ref Image1::fromArray(const class Color1* ptr, int w, int h, WrapMode wr } -Image1::Ref Image1::fromArray(const class Color1uint8* ptr, int w, int h, WrapMode wrap) { +Image1::Ref Image1::fromArray(const class Color1unorm8* ptr, int w, int h, WrapMode wrap) { Ref out = createEmpty(wrap); out->copyArray(ptr, w, h); return out; @@ -107,7 +120,7 @@ Image1::Ref Image1::fromArray(const class Color3* ptr, int w, int h, WrapMode wr } -Image1::Ref Image1::fromArray(const class Color4uint8* ptr, int w, int h, WrapMode wrap) { +Image1::Ref Image1::fromArray(const class Color4unorm8* ptr, int w, int h, WrapMode wrap) { Ref out = createEmpty(wrap); out->copyArray(ptr, w, h); return out; @@ -120,24 +133,7 @@ Image1::Ref Image1::fromArray(const class Color4* ptr, int w, int h, WrapMode wr return out; } -void Image1::copyGImage(const GImage& im) { - switch (im.channels()) { - case 1: - copyArray(im.pixel1(), im.width(), im.height()); - break; - - case 3: - copyArray(im.pixel3(), im.width(), im.height()); - break; - - case 4: - copyArray(im.pixel4(), im.width(), im.height()); - break; - } -} - - -void Image1::copyArray(const Color3uint8* src, int w, int h) { +void Image1::copyArray(const Color3unorm8* src, int w, int h) { resize(w, h); int N = w * h; @@ -149,7 +145,7 @@ void Image1::copyArray(const Color3uint8* src, int w, int h) { } -void Image1::copyArray(const Color4uint8* src, int w, int h) { +void Image1::copyArray(const Color4unorm8* src, int w, int h) { resize(w, h); int N = w * h; @@ -181,7 +177,7 @@ void Image1::copyArray(const Color4* src, int w, int h) { } -void Image1::copyArray(const Color1uint8* src, int w, int h) { +void Image1::copyArray(const Color1unorm8* src, int w, int h) { resize(w, h); int N = w * h; @@ -203,17 +199,10 @@ void Image1::copyArray(const Color3* src, int w, int h) { } -/** Saves in any of the formats supported by G3D::GImage. */ -void Image1::save(const std::string& filename, GImage::Format fmt) { - GImage im(width(), height(), 1); - - int N = im.width() * im.height(); - Color1uint8* dst = im.pixel1(); - for (int i = 0; i < N; ++i) { - dst[i] = Color1uint8(data[i]); - } - - im.save(filename, fmt); +void Image1::save(const std::string& filename) { + // To avoid saving as floating point image. FreeImage cannot convert floating point to L8. + Image1unorm8::Ref unorm8 = Image1unorm8::fromImage1(dynamic_pointer_cast<Image1>(shared_from_this())); + unorm8->save(filename); } |