static void test_encode(skiatest::Reporter* r, SkEncodedImageFormat format) {
SkBitmap bitmap;
bool success = GetResourceAsBitmap("images/mandrill_128.png", &bitmap);
if (!success) {
return;
}
SkPixmap src;
success = bitmap.peekPixels(&src);
REPORTER_ASSERT(r, success);
if (!success) {
return;
}
SkDynamicMemoryWStream dst0, dst1, dst2, dst3;
success = encode(format, &dst0, src);
REPORTER_ASSERT(r, success);
auto encoder1 = make(format, &dst1, src);
for (int i = 0; i < src.height(); i++) {
success = encoder1->encodeRows(1);
REPORTER_ASSERT(r, success);
}
auto encoder2 = make(format, &dst2, src);
for (int i = 0; i < src.height(); i+=3) {
success = encoder2->encodeRows(3);
REPORTER_ASSERT(r, success);
}
auto encoder3 = make(format, &dst3, src);
success = encoder3->encodeRows(200);
REPORTER_ASSERT(r, success);
sk_sp<SkData> data0 = dst0.detachAsData();
sk_sp<SkData> data1 = dst1.detachAsData();
sk_sp<SkData> data2 = dst2.detachAsData();
sk_sp<SkData> data3 = dst3.detachAsData();
REPORTER_ASSERT(r, data0->equals(data1.get()));
REPORTER_ASSERT(r, data0->equals(data2.get()));
REPORTER_ASSERT(r, data0->equals(data3.get()));
}
bool SkJpegEncoder::Encode(SkWStream* dst, const SkPixmap& src, const Options& options) {
auto encoder = SkJpegEncoder::Make(dst, src, options);
return encoder.get() && encoder->encodeRows(src.height());
}
