Index: Source/core/platform/image-encoders/skia/WEBPImageEncoder.cpp |
diff --git a/Source/core/platform/image-encoders/skia/WEBPImageEncoder.cpp b/Source/core/platform/image-encoders/skia/WEBPImageEncoder.cpp |
deleted file mode 100644 |
index 46b06247cc5d7a0ff98659a597c311aa3ac6f1c3..0000000000000000000000000000000000000000 |
--- a/Source/core/platform/image-encoders/skia/WEBPImageEncoder.cpp |
+++ /dev/null |
@@ -1,133 +0,0 @@ |
-/* |
- * Copyright (c) 2011, Google Inc. All rights reserved. |
- * |
- * Redistribution and use in source and binary forms, with or without |
- * modification, are permitted provided that the following conditions are |
- * met: |
- * |
- * * Redistributions of source code must retain the above copyright |
- * notice, this list of conditions and the following disclaimer. |
- * * Redistributions in binary form must reproduce the above |
- * copyright notice, this list of conditions and the following disclaimer |
- * in the documentation and/or other materials provided with the |
- * distribution. |
- * * Neither the name of Google Inc. nor the names of its |
- * contributors may be used to endorse or promote products derived from |
- * this software without specific prior written permission. |
- * |
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
- */ |
- |
-#include "config.h" |
-#include "core/platform/image-encoders/skia/WEBPImageEncoder.h" |
- |
-#include "SkBitmap.h" |
-#include "core/platform/graphics/ImageBuffer.h" |
-#include "platform/geometry/IntSize.h" |
-#include "webp/encode.h" |
- |
-typedef int (*WebPImporter)(WebPPicture* const, const uint8_t* const data, int rowStride); |
- |
-namespace WebCore { |
- |
-static int writeOutput(const uint8_t* data, size_t size, const WebPPicture* const picture) |
-{ |
- static_cast<Vector<unsigned char>*>(picture->custom_ptr)->append(data, size); |
- return 1; |
-} |
- |
-static bool rgbPictureImport(const unsigned char* pixels, bool premultiplied, WebPImporter importRGBX, WebPImporter importRGB, WebPPicture* picture) |
-{ |
- if (premultiplied) |
- return importRGBX(picture, pixels, picture->width * 4); |
- |
- // Write the RGB pixels to an rgb data buffer, alpha premultiplied, then import the rgb data. |
- |
- Vector<unsigned char> rgb; |
- size_t pixelCount = picture->height * picture->width; |
- rgb.reserveInitialCapacity(pixelCount * 3); |
- |
- for (unsigned char* data = rgb.data(); pixelCount-- > 0; pixels += 4) { |
- unsigned char alpha = pixels[3]; |
- if (alpha != 255) { |
- *data++ = SkMulDiv255Round(pixels[0], alpha); |
- *data++ = SkMulDiv255Round(pixels[1], alpha); |
- *data++ = SkMulDiv255Round(pixels[2], alpha); |
- } else { |
- *data++ = pixels[0]; |
- *data++ = pixels[1]; |
- *data++ = pixels[2]; |
- } |
- } |
- |
- return importRGB(picture, rgb.data(), picture->width * 3); |
-} |
- |
-template <bool Premultiplied> inline bool importPictureBGRX(const unsigned char* pixels, WebPPicture* picture) |
-{ |
- return rgbPictureImport(pixels, Premultiplied, &WebPPictureImportBGRX, &WebPPictureImportBGR, picture); |
-} |
- |
-template <bool Premultiplied> inline bool importPictureRGBX(const unsigned char* pixels, WebPPicture* picture) |
-{ |
- return rgbPictureImport(pixels, Premultiplied, &WebPPictureImportRGBX, &WebPPictureImportRGB, picture); |
-} |
- |
-static bool encodePixels(IntSize imageSize, const unsigned char* pixels, bool premultiplied, int quality, Vector<unsigned char>* output) |
-{ |
- WebPConfig config; |
- if (!WebPConfigInit(&config)) |
- return false; |
- WebPPicture picture; |
- if (!WebPPictureInit(&picture)) |
- return false; |
- |
- imageSize.clampNegativeToZero(); |
- if (!imageSize.width() || imageSize.width() > WEBP_MAX_DIMENSION) |
- return false; |
- picture.width = imageSize.width(); |
- if (!imageSize.height() || imageSize.height() > WEBP_MAX_DIMENSION) |
- return false; |
- picture.height = imageSize.height(); |
- |
- if (premultiplied && !importPictureBGRX<true>(pixels, &picture)) |
- return false; |
- if (!premultiplied && !importPictureRGBX<false>(pixels, &picture)) |
- return false; |
- |
- picture.custom_ptr = output; |
- picture.writer = &writeOutput; |
- config.quality = quality; |
- config.method = 3; |
- |
- bool success = WebPEncode(&config, &picture); |
- WebPPictureFree(&picture); |
- return success; |
-} |
- |
-bool WEBPImageEncoder::encode(const SkBitmap& bitmap, int quality, Vector<unsigned char>* output) |
-{ |
- SkAutoLockPixels bitmapLock(bitmap); |
- |
- if (bitmap.config() != SkBitmap::kARGB_8888_Config || !bitmap.getPixels()) |
- return false; // Only support 32 bit/pixel skia bitmaps. |
- |
- return encodePixels(IntSize(bitmap.width(), bitmap.height()), static_cast<unsigned char *>(bitmap.getPixels()), true, quality, output); |
-} |
- |
-bool WEBPImageEncoder::encode(const ImageDataBuffer& imageData, int quality, Vector<unsigned char>* output) |
-{ |
- return encodePixels(imageData.size(), imageData.data(), false, quality, output); |
-} |
- |
-} // namespace WebCore |