implement option for imgconv utility to save the raw image via QDataStream

mostly for testing purposes (e.g. what compression format can compress the
data quick and with decent compression ratio?)

on a side note that an actual raw image format

Signed-off-by: Ivailo Monev <xakepa10@gmail.com>

diff --git a/util/imgconv/main.cpp b/util/imgconv/main.cpp
index 18b0651..9d744fa 100644 (file)
--- a/util/imgconv/main.cpp
+++ b/util/imgconv/main.cpp
@@ -55,10 +55,32 @@ int main(int argc, char *argv[])
         qWarning() << "Could not determine format for" << outputpath;
         return 3;
     }
+    const bool outputraw32 = (outputformat == "raw32");
+    const bool outputraw16 = (outputformat == "raw16");
+    if (outputraw32 || outputraw16) {
+        qWarning() << "Use" << outputpath << "with caution, you have been warned!";
+        if (outputraw32) {
+            inputimage = inputimage.convertToFormat(QImage::Format_ARGB32);
+        } else {
+            inputimage = inputimage.convertToFormat(QImage::Format_RGB16);
+        }
+        QFile outputfile(outputpath);
+        if (!outputfile.open(QFile::WriteOnly)) {
+            qWarning() << "Could not open" << outputpath << outputfile.errorString();
+            return 4;
+        }
+        QDataStream outputstream(&outputfile);
+        outputstream << inputimage;
+        if (outputstream.status() != QDataStream::Ok) {
+            qWarning() << "Could not stream" << outputpath;
+            return 5;
+        }
+        return 0;
+    }
 
     if (inputimage.save(outputpath, outputformat, 100) == false) {
         qWarning() << "Could not save" << outputpath;
-        return 4;
+        return 6;
     }
 
     return 0;