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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "SkBitmap.h" | 8 #include "SkBitmap.h" |
| 9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
| 10 #include "SkData.h" | 10 #include "SkData.h" |
| (...skipping 17 matching lines...) Expand all Loading... |
| 28 , fHeight(height) | 28 , fHeight(height) |
| 29 , fUniqueID(kNeedNewImageUniqueID == uniqueID ? SkNextID::ImageID() : unique
ID) | 29 , fUniqueID(kNeedNewImageUniqueID == uniqueID ? SkNextID::ImageID() : unique
ID) |
| 30 { | 30 { |
| 31 SkASSERT(width > 0); | 31 SkASSERT(width > 0); |
| 32 SkASSERT(height > 0); | 32 SkASSERT(height > 0); |
| 33 } | 33 } |
| 34 | 34 |
| 35 const void* SkImage::peekPixels(SkImageInfo* info, size_t* rowBytes) const { | 35 const void* SkImage::peekPixels(SkImageInfo* info, size_t* rowBytes) const { |
| 36 SkImageInfo infoStorage; | 36 SkImageInfo infoStorage; |
| 37 size_t rowBytesStorage; | 37 size_t rowBytesStorage; |
| 38 if (NULL == info) { | 38 if (nullptr == info) { |
| 39 info = &infoStorage; | 39 info = &infoStorage; |
| 40 } | 40 } |
| 41 if (NULL == rowBytes) { | 41 if (nullptr == rowBytes) { |
| 42 rowBytes = &rowBytesStorage; | 42 rowBytes = &rowBytesStorage; |
| 43 } | 43 } |
| 44 return as_IB(this)->onPeekPixels(info, rowBytes); | 44 return as_IB(this)->onPeekPixels(info, rowBytes); |
| 45 } | 45 } |
| 46 | 46 |
| 47 bool SkImage::readPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dst
RowBytes, | 47 bool SkImage::readPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dst
RowBytes, |
| 48 int srcX, int srcY) const { | 48 int srcX, int srcY) const { |
| 49 SkReadPixelsRec rec(dstInfo, dstPixels, dstRowBytes, srcX, srcY); | 49 SkReadPixelsRec rec(dstInfo, dstPixels, dstRowBytes, srcX, srcY); |
| 50 if (!rec.trim(this->width(), this->height())) { | 50 if (!rec.trim(this->width(), this->height())) { |
| 51 return false; | 51 return false; |
| 52 } | 52 } |
| 53 return as_IB(this)->onReadPixels(rec.fInfo, rec.fPixels, rec.fRowBytes, rec.
fX, rec.fY); | 53 return as_IB(this)->onReadPixels(rec.fInfo, rec.fPixels, rec.fRowBytes, rec.
fX, rec.fY); |
| 54 } | 54 } |
| 55 | 55 |
| 56 SkShader* SkImage::newShader(SkShader::TileMode tileX, | 56 SkShader* SkImage::newShader(SkShader::TileMode tileX, |
| 57 SkShader::TileMode tileY, | 57 SkShader::TileMode tileY, |
| 58 const SkMatrix* localMatrix) const { | 58 const SkMatrix* localMatrix) const { |
| 59 return as_IB(this)->onNewShader(tileX, tileY, localMatrix); | 59 return as_IB(this)->onNewShader(tileX, tileY, localMatrix); |
| 60 } | 60 } |
| 61 | 61 |
| 62 SkData* SkImage::encode(SkImageEncoder::Type type, int quality) const { | 62 SkData* SkImage::encode(SkImageEncoder::Type type, int quality) const { |
| 63 SkBitmap bm; | 63 SkBitmap bm; |
| 64 if (as_IB(this)->getROPixels(&bm)) { | 64 if (as_IB(this)->getROPixels(&bm)) { |
| 65 return SkImageEncoder::EncodeData(bm, type, quality); | 65 return SkImageEncoder::EncodeData(bm, type, quality); |
| 66 } | 66 } |
| 67 return NULL; | 67 return nullptr; |
| 68 } | 68 } |
| 69 | 69 |
| 70 SkData* SkImage::refEncoded() const { | 70 SkData* SkImage::refEncoded() const { |
| 71 return as_IB(this)->onRefEncoded(); | 71 return as_IB(this)->onRefEncoded(); |
| 72 } | 72 } |
| 73 | 73 |
| 74 SkImage* SkImage::NewFromEncoded(SkData* encoded, const SkIRect* subset) { | 74 SkImage* SkImage::NewFromEncoded(SkData* encoded, const SkIRect* subset) { |
| 75 if (NULL == encoded || 0 == encoded->size()) { | 75 if (nullptr == encoded || 0 == encoded->size()) { |
| 76 return NULL; | 76 return nullptr; |
| 77 } | 77 } |
| 78 SkImageGenerator* generator = SkImageGenerator::NewFromEncoded(encoded); | 78 SkImageGenerator* generator = SkImageGenerator::NewFromEncoded(encoded); |
| 79 return generator ? SkImage::NewFromGenerator(generator, subset) : NULL; | 79 return generator ? SkImage::NewFromGenerator(generator, subset) : nullptr; |
| 80 } | 80 } |
| 81 | 81 |
| 82 SkSurface* SkImage::newSurface(const SkImageInfo& info, const SkSurfaceProps* pr
ops) const { | 82 SkSurface* SkImage::newSurface(const SkImageInfo& info, const SkSurfaceProps* pr
ops) const { |
| 83 if (NULL == props) { | 83 if (nullptr == props) { |
| 84 props = &as_IB(this)->props(); | 84 props = &as_IB(this)->props(); |
| 85 } | 85 } |
| 86 return as_IB(this)->onNewSurface(info, *props); | 86 return as_IB(this)->onNewSurface(info, *props); |
| 87 } | 87 } |
| 88 | 88 |
| 89 const char* SkImage::toString(SkString* str) const { | 89 const char* SkImage::toString(SkString* str) const { |
| 90 str->appendf("image: (id:%d (%d, %d) %s)", this->uniqueID(), this->width(),
this->height(), | 90 str->appendf("image: (id:%d (%d, %d) %s)", this->uniqueID(), this->width(),
this->height(), |
| 91 this->isOpaque() ? "opaque" : ""); | 91 this->isOpaque() ? "opaque" : ""); |
| 92 return str->c_str(); | 92 return str->c_str(); |
| 93 } | 93 } |
| 94 | 94 |
| 95 SkImage* SkImage::newImage(int newWidth, int newHeight, const SkIRect* subset, | 95 SkImage* SkImage::newImage(int newWidth, int newHeight, const SkIRect* subset, |
| 96 SkFilterQuality quality) const { | 96 SkFilterQuality quality) const { |
| 97 if (newWidth <= 0 || newHeight <= 0) { | 97 if (newWidth <= 0 || newHeight <= 0) { |
| 98 return NULL; | 98 return nullptr; |
| 99 } | 99 } |
| 100 | 100 |
| 101 const SkIRect bounds = SkIRect::MakeWH(this->width(), this->height()); | 101 const SkIRect bounds = SkIRect::MakeWH(this->width(), this->height()); |
| 102 | 102 |
| 103 if (subset) { | 103 if (subset) { |
| 104 if (!bounds.contains(*subset)) { | 104 if (!bounds.contains(*subset)) { |
| 105 return NULL; | 105 return nullptr; |
| 106 } | 106 } |
| 107 if (bounds == *subset) { | 107 if (bounds == *subset) { |
| 108 subset = NULL; // and fall through to check below | 108 subset = nullptr; // and fall through to check below |
| 109 } | 109 } |
| 110 } | 110 } |
| 111 | 111 |
| 112 if (NULL == subset && this->width() == newWidth && this->height() == newHeig
ht) { | 112 if (nullptr == subset && this->width() == newWidth && this->height() == newH
eight) { |
| 113 return SkRef(const_cast<SkImage*>(this)); | 113 return SkRef(const_cast<SkImage*>(this)); |
| 114 } | 114 } |
| 115 | 115 |
| 116 return as_IB(this)->onNewImage(newWidth, newHeight, subset, quality); | 116 return as_IB(this)->onNewImage(newWidth, newHeight, subset, quality); |
| 117 } | 117 } |
| 118 | 118 |
| 119 #if SK_SUPPORT_GPU | 119 #if SK_SUPPORT_GPU |
| 120 | 120 |
| 121 GrTexture* SkImage::getTexture() const { | 121 GrTexture* SkImage::getTexture() const { |
| 122 return as_IB(this)->getTexture(); | 122 return as_IB(this)->getTexture(); |
| (...skipping 10 matching lines...) Expand all Loading... |
| 133 context->prepareSurfaceForExternalIO(texture); | 133 context->prepareSurfaceForExternalIO(texture); |
| 134 } | 134 } |
| 135 } | 135 } |
| 136 return texture->getTextureHandle(); | 136 return texture->getTextureHandle(); |
| 137 } | 137 } |
| 138 return 0; | 138 return 0; |
| 139 } | 139 } |
| 140 | 140 |
| 141 #else | 141 #else |
| 142 | 142 |
| 143 GrTexture* SkImage::getTexture() const { return NULL; } | 143 GrTexture* SkImage::getTexture() const { return nullptr; } |
| 144 | 144 |
| 145 bool SkImage::isTextureBacked() const { return false; } | 145 bool SkImage::isTextureBacked() const { return false; } |
| 146 | 146 |
| 147 GrBackendObject SkImage::getTextureHandle(bool) const { return 0; } | 147 GrBackendObject SkImage::getTextureHandle(bool) const { return 0; } |
| 148 | 148 |
| 149 #endif | 149 #endif |
| 150 | 150 |
| 151 /////////////////////////////////////////////////////////////////////////////// | 151 /////////////////////////////////////////////////////////////////////////////// |
| 152 | 152 |
| 153 static bool raster_canvas_supports(const SkImageInfo& info) { | 153 static bool raster_canvas_supports(const SkImageInfo& info) { |
| (...skipping 25 matching lines...) Expand all Loading... |
| 179 canvas.drawImage(this, -SkIntToScalar(srcX), -SkIntToScalar(srcY), &paint); | 179 canvas.drawImage(this, -SkIntToScalar(srcX), -SkIntToScalar(srcY), &paint); |
| 180 | 180 |
| 181 return true; | 181 return true; |
| 182 } | 182 } |
| 183 | 183 |
| 184 SkImage* SkImage_Base::onNewImage(int newWidth, int newHeight, const SkIRect* su
bset, | 184 SkImage* SkImage_Base::onNewImage(int newWidth, int newHeight, const SkIRect* su
bset, |
| 185 SkFilterQuality quality) const { | 185 SkFilterQuality quality) const { |
| 186 const bool opaque = this->isOpaque(); | 186 const bool opaque = this->isOpaque(); |
| 187 const SkImageInfo info = SkImageInfo::Make(newWidth, newHeight, kN32_SkColor
Type, | 187 const SkImageInfo info = SkImageInfo::Make(newWidth, newHeight, kN32_SkColor
Type, |
| 188 opaque ? kOpaque_SkAlphaType : kP
remul_SkAlphaType); | 188 opaque ? kOpaque_SkAlphaType : kP
remul_SkAlphaType); |
| 189 SkAutoTUnref<SkSurface> surface(this->newSurface(info, NULL)); | 189 SkAutoTUnref<SkSurface> surface(this->newSurface(info, nullptr)); |
| 190 if (!surface.get()) { | 190 if (!surface.get()) { |
| 191 return NULL; | 191 return nullptr; |
| 192 } | 192 } |
| 193 | 193 |
| 194 SkRect src; | 194 SkRect src; |
| 195 if (subset) { | 195 if (subset) { |
| 196 src.set(*subset); | 196 src.set(*subset); |
| 197 } else { | 197 } else { |
| 198 src = SkRect::MakeIWH(this->width(), this->height()); | 198 src = SkRect::MakeIWH(this->width(), this->height()); |
| 199 } | 199 } |
| 200 | 200 |
| 201 surface->getCanvas()->scale(newWidth / src.width(), newHeight / src.height()
); | 201 surface->getCanvas()->scale(newWidth / src.width(), newHeight / src.height()
); |
| (...skipping 22 matching lines...) Expand all Loading... |
| 224 } | 224 } |
| 225 | 225 |
| 226 bool SkImage::readPixels(const SkPixmap& pmap, int srcX, int srcY) const { | 226 bool SkImage::readPixels(const SkPixmap& pmap, int srcX, int srcY) const { |
| 227 return this->readPixels(pmap.info(), pmap.writable_addr(), pmap.rowBytes(),
srcX, srcY); | 227 return this->readPixels(pmap.info(), pmap.writable_addr(), pmap.rowBytes(),
srcX, srcY); |
| 228 } | 228 } |
| 229 | 229 |
| 230 ////////////////////////////////////////////////////////////////////////////////
/////////////////// | 230 ////////////////////////////////////////////////////////////////////////////////
/////////////////// |
| 231 | 231 |
| 232 SkImage* SkImage::NewFromBitmap(const SkBitmap& bm) { | 232 SkImage* SkImage::NewFromBitmap(const SkBitmap& bm) { |
| 233 SkPixelRef* pr = bm.pixelRef(); | 233 SkPixelRef* pr = bm.pixelRef(); |
| 234 if (NULL == pr) { | 234 if (nullptr == pr) { |
| 235 return NULL; | 235 return nullptr; |
| 236 } | 236 } |
| 237 | 237 |
| 238 #if SK_SUPPORT_GPU | 238 #if SK_SUPPORT_GPU |
| 239 if (GrTexture* tex = pr->getTexture()) { | 239 if (GrTexture* tex = pr->getTexture()) { |
| 240 SkAutoTUnref<GrTexture> unrefCopy; | 240 SkAutoTUnref<GrTexture> unrefCopy; |
| 241 if (!bm.isImmutable()) { | 241 if (!bm.isImmutable()) { |
| 242 const bool notBudgeted = false; | 242 const bool notBudgeted = false; |
| 243 tex = GrDeepCopyTexture(tex, notBudgeted); | 243 tex = GrDeepCopyTexture(tex, notBudgeted); |
| 244 if (NULL == tex) { | 244 if (nullptr == tex) { |
| 245 return NULL; | 245 return nullptr; |
| 246 } | 246 } |
| 247 unrefCopy.reset(tex); | 247 unrefCopy.reset(tex); |
| 248 } | 248 } |
| 249 const SkImageInfo info = bm.info(); | 249 const SkImageInfo info = bm.info(); |
| 250 return new SkImage_Gpu(info.width(), info.height(), bm.getGenerationID()
, info.alphaType(), | 250 return new SkImage_Gpu(info.width(), info.height(), bm.getGenerationID()
, info.alphaType(), |
| 251 tex, 0, SkSurface::kNo_Budgeted); | 251 tex, 0, SkSurface::kNo_Budgeted); |
| 252 } | 252 } |
| 253 #endif | 253 #endif |
| 254 | 254 |
| 255 // This will check for immutable (share or copy) | 255 // This will check for immutable (share or copy) |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 290 bool SkImage::isLazyGenerated() const { | 290 bool SkImage::isLazyGenerated() const { |
| 291 return as_IB(this)->onIsLazyGenerated(); | 291 return as_IB(this)->onIsLazyGenerated(); |
| 292 } | 292 } |
| 293 | 293 |
| 294 ////////////////////////////////////////////////////////////////////////////////
////// | 294 ////////////////////////////////////////////////////////////////////////////////
////// |
| 295 | 295 |
| 296 #if !SK_SUPPORT_GPU | 296 #if !SK_SUPPORT_GPU |
| 297 | 297 |
| 298 SkImage* SkImage::NewFromTexture(GrContext*, const GrBackendTextureDesc&, SkAlph
aType, | 298 SkImage* SkImage::NewFromTexture(GrContext*, const GrBackendTextureDesc&, SkAlph
aType, |
| 299 TextureReleaseProc, ReleaseContext) { | 299 TextureReleaseProc, ReleaseContext) { |
| 300 return NULL; | 300 return nullptr; |
| 301 } | 301 } |
| 302 | 302 |
| 303 SkImage* SkImage::NewFromAdoptedTexture(GrContext*, const GrBackendTextureDesc&,
SkAlphaType) { | 303 SkImage* SkImage::NewFromAdoptedTexture(GrContext*, const GrBackendTextureDesc&,
SkAlphaType) { |
| 304 return NULL; | 304 return nullptr; |
| 305 } | 305 } |
| 306 | 306 |
| 307 SkImage* SkImage::NewFromTextureCopy(GrContext*, const GrBackendTextureDesc&, Sk
AlphaType) { | 307 SkImage* SkImage::NewFromTextureCopy(GrContext*, const GrBackendTextureDesc&, Sk
AlphaType) { |
| 308 return NULL; | 308 return nullptr; |
| 309 } | 309 } |
| 310 | 310 |
| 311 #endif | 311 #endif |
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