--- /dev/null
+/*
+ * Copyright 2016 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "gm.h"
+#include "Resources.h"
+#include "SkCanvas.h"
+#include "SkData.h"
+#include "SkImageEncoder.h"
+#include "SkUnPreMultiply.h"
+
+namespace skiagm {
+
+static void make_opaque_256(SkBitmap* bitmap) {
+ GetResourceAsBitmap("mandrill_256.png", bitmap);
+}
+
+static void make_premul_256(SkBitmap* bitmap) {
+ SkBitmap tmp;
+ GetResourceAsBitmap("yellow_rose.png", &tmp);
+ tmp.extractSubset(bitmap, SkIRect::MakeWH(256, 256));
+ bitmap->lockPixels();
+}
+
+static void make_unpremul_256(SkBitmap* bitmap) {
+ make_premul_256(bitmap);
+ for (int y = 0; y < bitmap->height(); y++) {
+ for (int x = 0; x < bitmap->width(); x++) {
+ SkPMColor* pixel = bitmap->getAddr32(x, y);
+ *pixel = SkUnPreMultiply::UnPreMultiplyPreservingByteOrder(*pixel);
+ }
+ }
+ bitmap->setAlphaType(kUnpremul_SkAlphaType);
+}
+
+static SkImageEncoder* make_encoder(SkImageEncoder::Type type) {
+#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS)
+ return CreateImageEncoder_CG(type);
+#elif defined(SK_BUILD_FOR_WIN)
+ return CreateImageEncoder_WIC(type);
+#else
+ switch (type) {
+ case SkImageEncoder::kPNG_Type:
+ return CreatePNGImageEncoder();
+ case SkImageEncoder::kJPEG_Type:
+ return CreateJPEGImageEncoder();
+ case SkImageEncoder::kWEBP_Type:
+ return CreateWEBPImageEncoder();
+ default:
+ SkASSERT(false);
+ return nullptr;
+ }
+#endif
+}
+
+#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS)
+static SkImageEncoder::Type kTypes[] {
+ SkImageEncoder::kPNG_Type, SkImageEncoder::kJPEG_Type, SkImageEncoder::kGIF_Type,
+ SkImageEncoder::kBMP_Type, SkImageEncoder::kICO_Type,
+};
+#elif defined(SK_BUILD_FOR_WIN)
+// Use PNG multiple times because our WIC encoder does not support GIF, BMP, or ICO.
+static SkImageEncoder::Type kTypes[] {
+ SkImageEncoder::kPNG_Type, SkImageEncoder::kJPEG_Type, SkImageEncoder::kPNG_Type,
+ SkImageEncoder::kPNG_Type, SkImageEncoder::kPNG_Type,
+};
+#else
+// Use WEBP in place of GIF. Use PNG two extra times. We don't support GIF, BMP, or ICO.
+static SkImageEncoder::Type kTypes[] {
+ SkImageEncoder::kPNG_Type, SkImageEncoder::kJPEG_Type, SkImageEncoder::kWEBP_Type,
+ SkImageEncoder::kPNG_Type, SkImageEncoder::kPNG_Type,
+};
+#endif
+
+
+class EncodePlatformGM : public GM {
+public:
+ EncodePlatformGM() {}
+
+protected:
+ SkString onShortName() override {
+ return SkString("encode-platform");
+ }
+
+ SkISize onISize() override {
+ return SkISize::Make(256 * SK_ARRAY_COUNT(kTypes), 256 * 3);
+ }
+
+ void onDraw(SkCanvas* canvas) override {
+ SkBitmap opaqueBm, premulBm, unpremulBm;
+ make_opaque_256(&opaqueBm);
+ make_premul_256(&premulBm);
+ make_unpremul_256(&unpremulBm);
+
+ for (SkImageEncoder::Type type : kTypes) {
+ SkAutoTDelete<SkImageEncoder> encoder(make_encoder(type));
+ sk_sp<SkData> opaqueData(encoder->encodeData(opaqueBm, 100));
+ sk_sp<SkData> premulData(encoder->encodeData(premulBm, 100));
+ sk_sp<SkData> unpremulData(encoder->encodeData(unpremulBm, 100));
+
+ sk_sp<SkImage> opaqueImage = SkImage::MakeFromEncoded(opaqueData);
+ sk_sp<SkImage> premulImage = SkImage::MakeFromEncoded(premulData);
+ sk_sp<SkImage> unpremulImage = SkImage::MakeFromEncoded(unpremulData);
+
+ canvas->drawImage(opaqueImage.get(), 0.0f, 0.0f);
+ canvas->drawImage(premulImage.get(), 0.0f, 256.0f);
+ canvas->drawImage(unpremulImage.get(), 0.0f, 512.0f);
+
+ canvas->translate(256.0f, 0.0f);
+ }
+ }
+
+private:
+ typedef GM INHERITED;
+};
+
+DEF_GM( return new EncodePlatformGM; )
+}
'libjpeg-turbo-selector.gyp:libjpeg-turbo-selector',
'etc1.gyp:libetc1',
'ktx.gyp:libSkKTX',
+ 'libpng.gyp:libpng',
'libwebp.gyp:libwebp',
'utils.gyp:utils',
],
'conditions': [
[ 'skia_os == "win"', {
'sources!': [
- '../src/images/SkPNGImageEncoder.cpp',
'../src/images/SkGIFMovie.cpp',
],
'dependencies!': [
}],
[ 'skia_os in ["mac", "ios"]', {
'sources!': [
- '../src/images/SkPNGImageEncoder.cpp',
'../src/images/SkGIFMovie.cpp',
],
},{ #else if skia_os != mac
'../src/ports/SkImageEncoder_CG.cpp',
],
}],
- [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris"]', {
- 'dependencies': [
- 'libpng.gyp:libpng',
- ],
- # end libpng stuff
- }],
[ 'skia_os == "android"', {
'include_dirs': [
'../src/utils',
int SkForceLinking(bool doNotPassTrue) {
if (doNotPassTrue) {
SkASSERT(false);
-#if !defined(SK_BUILD_FOR_MAC) && !defined(SK_BUILD_FOR_WIN) && !defined(SK_BUILD_FOR_IOS) && \
- defined(SK_HAS_JPEG_LIBRARY)
+#if defined(SK_HAS_JPEG_LIBRARY) && !defined(SK_USE_CG_ENCODER) && !defined(SK_USE_WIC_ENCODER)
CreateJPEGImageEncoder();
#endif
-#if defined(SK_HAS_WEBP_LIBRARY)
+#if defined(SK_HAS_WEBP_LIBRARY) && !defined(SK_USE_CG_ENCODER) && !defined(SK_USE_WIC_ENCODER)
CreateWEBPImageEncoder();
#endif
+#if defined(SK_HAS_PNG_LIBRARY) && !defined(SK_USE_CG_ENCODER) && !defined(SK_USE_WIC_ENCODER)
+ CreatePNGImageEncoder();
+#endif
// Only link hardware texture codecs on platforms that build them. See images.gyp
#ifndef SK_BUILD_FOR_ANDROID_FRAMEWORK
CreateKTXImageEncoder();
#endif
-#if !defined(SK_BUILD_FOR_MAC) && !defined(SK_BUILD_FOR_WIN) && !defined(SK_BUILD_FOR_IOS) && \
- defined(SK_HAS_PNG_LIBRARY)
- CreatePNGImageEncoder();
-#endif
-#if defined(SK_BUILD_FOR_MAC) || defined(SK_BUILD_FOR_IOS)
- CreatePNGImageEncoder_CG();
+#if defined (SK_USE_CG_ENCODER)
+ CreateImageEncoder_CG(SkImageEncoder::kPNG_Type);
#endif
-#if defined(SK_BUILD_FOR_WIN)
- CreateImageEncoder_WIC();
+#if defined (SK_USE_WIC_ENCODER)
+ CreateImageEncoder_WIC(SkImageEncoder::kPNG_Type);
#endif
return -1;
}
public:
SkImageEncoder_WIC(Type t) : fType(t) {}
- // DO NOT USE this constructor. This exists only so SkForceLinking can
- // link the WIC image encoder.
- SkImageEncoder_WIC() {}
-
protected:
virtual bool onEncode(SkWStream* stream, const SkBitmap& bm, int quality);
{
GUID type;
switch (fType) {
- case kBMP_Type:
- type = GUID_ContainerFormatBmp;
- break;
- case kICO_Type:
- type = GUID_ContainerFormatIco;
- break;
case kJPEG_Type:
type = GUID_ContainerFormatJpeg;
break;
///////////////////////////////////////////////////////////////////////////////
+#ifdef SK_USE_WIC_ENCODER
static SkImageEncoder* sk_imageencoder_wic_factory(SkImageEncoder::Type t) {
switch (t) {
- case SkImageEncoder::kBMP_Type:
- case SkImageEncoder::kICO_Type:
case SkImageEncoder::kPNG_Type:
case SkImageEncoder::kJPEG_Type:
break;
}
static SkImageEncoder_EncodeReg gEReg(sk_imageencoder_wic_factory);
+#endif
-DEFINE_ENCODER_CREATOR(ImageEncoder_WIC);
+SkImageEncoder* CreateImageEncoder_WIC(SkImageEncoder::Type type) {
+ return new SkImageEncoder_WIC(type);
+}
#endif // defined(SK_BUILD_FOR_WIN32)