adding screenshot to savestate files

[drnoksnes] / screenshot.cpp

diff --git a/screenshot.cpp b/screenshot.cpp
index 7908f29..9a6e43a 100644 (file)
--- a/screenshot.cpp
+++ b/screenshot.cpp
@@ -110,9 +110,9 @@ static void write_data(png_structp png_ptr, png_bytep data, png_size_t length)
        png_size_t new_size = p->size + length;
 
        if (!p->buffer) {
-               p->buffer = (png_bytep) malloc(p->buf_size);
                p->buf_size = new_size + 256;
-               p->size = new_size;
+               p->size = 0;
+               p->buffer = (png_bytep) malloc(p->buf_size);
                if (!p->buffer) {
                        png_error(png_ptr, "Out of memory");
                        return;
@@ -182,12 +182,12 @@ static void write_png(png_structp png_ptr, png_infop info_ptr)
                }
                png_write_row(png_ptr, row_data);
        }
-       delete row_data;
+       delete [] row_data;
 
        png_write_end(png_ptr, info_ptr);
 }
 
-void * S9xScreenshot(size_t *size, bool compression)
+void * S9xScreenshot(size_t *size)
 {
        ScreenshotPriv priv = { 0 };
 
@@ -211,7 +211,7 @@ void * S9xScreenshot(size_t *size, bool compression)
        }
 
        png_set_write_fn(png_ptr, &priv, write_data, flush_data);
-       png_set_compression_level(png_ptr, Z_NO_COMPRESSION);
+       png_set_compression_level(png_ptr, Z_BEST_SPEED);
 
        write_png(png_ptr, info_ptr);