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-rw-r--r--src/images/SkImageEncoder.cpp1
-rw-r--r--src/images/SkWebpEncoder.cpp17
2 files changed, 12 insertions, 6 deletions
diff --git a/src/images/SkImageEncoder.cpp b/src/images/SkImageEncoder.cpp
index 30493cfe39..d79741dd51 100644
--- a/src/images/SkImageEncoder.cpp
+++ b/src/images/SkImageEncoder.cpp
@@ -49,6 +49,7 @@ bool SkEncodeImage(SkWStream* dst, const SkPixmap& src,
}
case SkEncodedImageFormat::kWEBP: {
SkWebpEncoder::Options opts;
+ opts.fCompression = SkWebpEncoder::Compression::kLossy;
opts.fQuality = quality;
opts.fUnpremulBehavior = SkTransferFunctionBehavior::kIgnore;
return SkWebpEncoder::Encode(dst, src, opts);
diff --git a/src/images/SkWebpEncoder.cpp b/src/images/SkWebpEncoder.cpp
index 5c26111040..b6c6212314 100644
--- a/src/images/SkWebpEncoder.cpp
+++ b/src/images/SkWebpEncoder.cpp
@@ -124,8 +124,7 @@ static int stream_writer(const uint8_t* data, size_t data_size,
return stream->write(data, data_size) ? 1 : 0;
}
-static bool do_encode(SkWStream* stream, const SkPixmap& pixmap, const SkWebpEncoder::Options& opts)
-{
+bool SkWebpEncoder::Encode(SkWStream* stream, const SkPixmap& pixmap, const Options& opts) {
if (!SkPixmapIsValid(pixmap, opts.fUnpremulBehavior)) {
return false;
}
@@ -168,6 +167,16 @@ static bool do_encode(SkWStream* stream, const SkPixmap& pixmap, const SkWebpEnc
return false;
}
+ // The choice of |webp_config.method| currently just match Chrome's defaults. We
+ // could potentially expose this to the client.
+ if (Compression::kLossy == opts.fCompression) {
+ webp_config.lossless = 0;
+ webp_config.method = 3;
+ } else {
+ webp_config.lossless = 1;
+ webp_config.method = 0;
+ }
+
WebPPicture pic;
WebPPictureInit(&pic);
SkAutoTCallVProc<WebPPicture, WebPPictureFree> autoPic(&pic);
@@ -236,8 +245,4 @@ static bool do_encode(SkWStream* stream, const SkPixmap& pixmap, const SkWebpEnc
return true;
}
-bool SkWebpEncoder::Encode(SkWStream* dst, const SkPixmap& src, const Options& opts) {
- return do_encode(dst, src, opts);
-}
-
#endif