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authorAndrei Karas <akaras@inbox.ru>2013-04-15 21:45:30 +0300
committerAndrei Karas <akaras@inbox.ru>2013-04-15 21:45:30 +0300
commitff6a678d9e978d349fe1e2948ee810a91107f4cb (patch)
tree7665e4a8d97b4db63ce60b555c50f330dc1956e6 /src/resources/imagewriter.cpp
parent87b23b58fe068f904c2a616edc24866711ebdd2e (diff)
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improve imagewriter class.
Diffstat (limited to 'src/resources/imagewriter.cpp')
-rw-r--r--src/resources/imagewriter.cpp16
1 files changed, 5 insertions, 11 deletions
diff --git a/src/resources/imagewriter.cpp b/src/resources/imagewriter.cpp
index c9eac63ea..db2147961 100644
--- a/src/resources/imagewriter.cpp
+++ b/src/resources/imagewriter.cpp
@@ -41,17 +41,11 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
if (!surface)
return false;
- // TODO Maybe someone can make this look nice?
-
- png_structp png_ptr;
- png_infop info_ptr;
- png_bytep *row_pointers;
- int colortype;
if (SDL_MUSTLOCK(surface))
SDL_LockSurface(surface);
- png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,
+ png_structp png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING,
nullptr, nullptr, nullptr);
if (!png_ptr)
{
@@ -59,7 +53,7 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
return false;
}
- info_ptr = png_create_info_struct(png_ptr);
+ const png_infop info_ptr = png_create_info_struct(png_ptr);
if (!info_ptr)
{
png_destroy_write_struct(&png_ptr, static_cast<png_infopp>(nullptr));
@@ -74,7 +68,7 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
return false;
}
- FILE *fp = fopen(filename.c_str(), "wb");
+ FILE *const fp = fopen(filename.c_str(), "wb");
if (!fp)
{
logger->log("could not open file %s for writing", filename.c_str());
@@ -83,7 +77,7 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
png_init_io(png_ptr, fp);
- colortype = (surface->format->BitsPerPixel == 24) ?
+ const int colortype = (surface->format->BitsPerPixel == 24) ?
PNG_COLOR_TYPE_RGB : PNG_COLOR_TYPE_RGB_ALPHA;
png_set_IHDR(png_ptr, info_ptr, surface->w, surface->h, 8, colortype,
@@ -94,7 +88,7 @@ bool ImageWriter::writePNG(SDL_Surface *const surface,
png_set_packing(png_ptr);
- row_pointers = new png_bytep[surface->h];
+ png_bytep *const row_pointers = new png_bytep[surface->h];
if (!row_pointers)
{
logger->log1("Had trouble converting surface to row pointers");