Revert of Update Skia's YUV API

src/codec/SkCodecImageGenerator.cpp

Index: src/codec/SkCodecImageGenerator.cpp
diff --git a/src/codec/SkCodecImageGenerator.cpp b/src/codec/SkCodecImageGenerator.cpp
index e579da92f6f435c8a34ba21aae5fdfb02f2cbe23..e6e164ef6137ba358b2b769a928f5af98ade8bab 100644
--- a/src/codec/SkCodecImageGenerator.cpp
+++ b/src/codec/SkCodecImageGenerator.cpp
@@ -28,6 +28,9 @@
     : INHERITED(make_premul(codec->getInfo()))
     , fCodec(codec)
     , fData(SkRef(data))
+    , fYWidth(0)
+    , fUWidth(0)
+    , fVWidth(0)
 {}
 
 SkData* SkCodecImageGenerator::onRefEncodedData(SK_REFENCODEDDATA_CTXPARAM) {
@@ -48,13 +51,47 @@
     }
 }
 
-bool SkCodecImageGenerator::onQueryYUV8(SkYUVSizeInfo* sizeInfo, SkYUVColorSpace* colorSpace) const
-{
-    return fCodec->queryYUV8(sizeInfo, colorSpace);
-}
+bool SkCodecImageGenerator::onGetYUV8Planes(SkISize sizes[3], void* planes[3], size_t rowBytes[3],
+        SkYUVColorSpace* colorSpace) {
+    // TODO (msarett): Change the YUV API in ImageGenerator to match SkCodec.
+    //                 This function is currently a hack to match the implementation
+    //                 in SkCodec with the old API.
+    SkCodec::YUVSizeInfo sizeInfo;
 
-bool SkCodecImageGenerator::onGetYUV8Planes(const SkYUVSizeInfo& sizeInfo, void* planes[3]) {
+    // If planes is NULL, we just need to return the size.
+    if (nullptr == planes) {
+        bool result = fCodec->queryYUV8(&sizeInfo, colorSpace);
+        if (result) {
+            // Save the true widths
+            fYWidth = sizeInfo.fYSize.width();
+            fUWidth = sizeInfo.fUSize.width();
+            fVWidth = sizeInfo.fVSize.width();
+
+            // Set the sizes so that the client allocates enough memory
+            sizes[0].fWidth = (int) sizeInfo.fYWidthBytes;
+            sizes[0].fHeight = sizeInfo.fYSize.height();
+            sizes[1].fWidth = (int) sizeInfo.fUWidthBytes;
+            sizes[1].fHeight = sizeInfo.fUSize.height();
+            sizes[2].fWidth = (int) sizeInfo.fVWidthBytes;
+            sizes[2].fHeight = sizeInfo.fVSize.height();
+        }
+        return result;
+    }
+
+    // Set the sizeInfo with the true widths and heights
+    SkASSERT(fYWidth != 0 && fUWidth != 0 && fVWidth != 0);
+    sizeInfo.fYSize.set(fYWidth, sizes[0].height());
+    sizeInfo.fUSize.set(fUWidth, sizes[1].height());
+    sizeInfo.fVSize.set(fVWidth, sizes[2].height());
+
+    // Set the sizeInfo with the allocated widths
+    sizeInfo.fYWidthBytes = sizes[0].width();
+    sizeInfo.fUWidthBytes = sizes[1].width();
+    sizeInfo.fVWidthBytes = sizes[2].width();
     SkCodec::Result result = fCodec->getYUV8Planes(sizeInfo, planes);
+    if ((result == SkCodec::kSuccess || result == SkCodec::kIncompleteInput) && colorSpace) {
+        *colorSpace = kJPEG_SkYUVColorSpace;
+    }
 
     switch (result) {
         case SkCodec::kSuccess: