diff options
author | halcanary <halcanary@google.com> | 2015-12-08 10:29:58 -0800 |
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committer | Commit bot <commit-bot@chromium.org> | 2015-12-08 10:29:58 -0800 |
commit | b0bd1516bff3f5afcbfd615e805867531657811b (patch) | |
tree | ec53f8da0f085a954f6870908f21acd110e8fc01 /src/images/SkImageEncoder.cpp | |
parent | 8ff8d24c83353fc421177886d82202da9ff89234 (diff) |
default SkPixelSerializer
Add SkImageEncoder::EncodeData(const SkPixmap&, ...) function.
Add SkImageEncoder::CreatePixelSerializer() to return a
PixelSerializer that calls into SkImageEncoder::EncodeData.
SkImage::encode() make use of SkImageEncoder::CreatePixelSerializer.
Review URL: https://codereview.chromium.org/1507123002
Diffstat (limited to 'src/images/SkImageEncoder.cpp')
-rw-r--r-- | src/images/SkImageEncoder.cpp | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/src/images/SkImageEncoder.cpp b/src/images/SkImageEncoder.cpp index cc1b73baa5..cea567816b 100644 --- a/src/images/SkImageEncoder.cpp +++ b/src/images/SkImageEncoder.cpp @@ -7,6 +7,8 @@ #include "SkImageEncoder.h" #include "SkBitmap.h" +#include "SkPixelSerializer.h" +#include "SkPixmap.h" #include "SkStream.h" #include "SkTemplates.h" @@ -57,6 +59,33 @@ SkData* SkImageEncoder::EncodeData(const SkImageInfo& info, const void* pixels, if (!bm.installPixels(info, const_cast<void*>(pixels), rowBytes)) { return nullptr; } - SkAutoTDelete<SkImageEncoder> enc(SkImageEncoder::Create(t)); - return enc.get() ? enc.get()->encodeData(bm, quality) : nullptr; + bm.setImmutable(); + return SkImageEncoder::EncodeData(bm, t, quality); +} + +SkData* SkImageEncoder::EncodeData(const SkPixmap& pixmap, + Type t, int quality) { + SkBitmap bm; + if (!bm.installPixels(pixmap.info(), + const_cast<void*>(pixmap.addr()), + pixmap.rowBytes(), + pixmap.ctable(), nullptr, nullptr)) { + return nullptr; + } + bm.setImmutable(); + return SkImageEncoder::EncodeData(bm, t, quality); +} + +namespace { +class ImageEncoderPixelSerializer final : public SkPixelSerializer { +protected: + bool onUseEncodedData(const void*, size_t) override { return true; } + SkData* onEncode(const SkPixmap& pmap) override { + return SkImageEncoder::EncodeData(pmap, SkImageEncoder::kPNG_Type, 100); + } +}; +} // namespace + +SkPixelSerializer* SkImageEncoder::CreatePixelSerializer() { + return new ImageEncoderPixelSerializer; } |