SkPDF: skia_pdf_less_compression - for debugging only

src/pdf/SkPDFTypes.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDeflate.h"
 #include "SkPDFTypes.h"
 #include "SkPDFUtils.h"
@@ skipping 447 matching lines @@
 }
 
 SkPDFSharedStream::~SkPDFSharedStream() { this->drop(); }
 
 void SkPDFSharedStream::drop() {
     fAsset.reset();
     fDict.reset(nullptr);
     SkDEBUGCODE(fDumped = true;)
 }
 
+#ifdef SK_PDF_LESS_COMPRESSION
 void SkPDFSharedStream::emitObject(
         SkWStream* stream,
         const SkPDFObjNumMap& objNumMap,
+        const SkPDFSubstituteMap& substitutes) const {
+    SkASSERT(!fDumped);
+    std::unique_ptr<SkStreamAsset> dup(fAsset->duplicate());
+    SkASSERT(dup && dup->hasLength());
+    size_t length = dup->getLength();
+    stream->writeText("<<");
+    fDict->emitAll(stream, objNumMap, substitutes);
+    stream->writeText("\n");
+    SkPDFUnion::Name("Length").emitObject(
+            stream, objNumMap, substitutes);
+    stream->writeText(" ");
+    SkPDFUnion::Int(length).emitObject(
+            stream, objNumMap, substitutes);
+    stream->writeText("\n>>stream\n");
+    SkStreamCopy(stream, dup.get());
+    stream->writeText("\nendstream");
+}
+#else
+void SkPDFSharedStream::emitObject(
+        SkWStream* stream,
+        const SkPDFObjNumMap& objNumMap,
         const SkPDFSubstituteMap& substitutes) const {
     SkASSERT(!fDumped);
     SkDynamicMemoryWStream buffer;
     SkDeflateWStream deflateWStream(&buffer);
     // Since emitObject is const, this function doesn't change the dictionary.
     std::unique_ptr<SkStreamAsset> dup(fAsset->duplicate());  // Cheap copy
     SkASSERT(dup);
     SkStreamCopy(&deflateWStream, dup.get());
     deflateWStream.finalize();
     size_t length = buffer.bytesWritten();
     stream->writeText("<<");
     fDict->emitAll(stream, objNumMap, substitutes);
     stream->writeText("\n");
     SkPDFUnion::Name("Length").emitObject(stream, objNumMap, substitutes);
     stream->writeText(" ");
     SkPDFUnion::Int(length).emitObject(stream, objNumMap, substitutes);
     stream->writeText("\n");
     SkPDFUnion::Name("Filter").emitObject(stream, objNumMap, substitutes);
     stream->writeText(" ");
     SkPDFUnion::Name("FlateDecode").emitObject(stream, objNumMap, substitutes);
     stream->writeText(">>");
     stream->writeText(" stream\n");
     buffer.writeToStream(stream);
     stream->writeText("\nendstream");
 }
+#endif
 
 void SkPDFSharedStream::addResources(
         SkPDFObjNumMap* catalog, const SkPDFSubstituteMap& substitutes) const {
     SkASSERT(!fDumped);
     fDict->addResources(catalog, substitutes);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 
 SkPDFSubstituteMap::~SkPDFSubstituteMap() {
@@ skipping 44 matching lines @@
 
 void SkPDFImageDumpStats() {
     SkDebugf("\ntotal PDF drawImage/drawBitmap calls: %d\n"
              "total PDF jpeg images: %d\n"
              "total PDF regular images: %d\n",
              gDrawImageCalls.load(),
              gJpegImageObjects.load(),
              gRegularImageObjects.load());
 }
 #endif // SK_PDF_IMAGE_STATS