From 29ecf5a14953471a061e5022563a6edd09d9dbef Mon Sep 17 00:00:00 2001
From: Johannes Hofmann <Johannes.Hofmann@gmx.de>
Date: Sat, 5 Jul 2008 21:52:55 +0200
Subject: OutputImage cleanup

---
 src/JPEGOutputImage.H    | 14 +++++---------
 src/JPEGOutputImage.cxx  | 37 ++++++++++++++++---------------------
 src/OutputImage.H        |  2 +-
 src/OutputImage.cxx      |  2 +-
 src/PreviewOutputImage.H | 16 ++++++----------
 src/TIFFOutputImage.H    | 14 +++++---------
 src/TIFFOutputImage.cxx  | 13 ++++++-------
 7 files changed, 40 insertions(+), 58 deletions(-)

diff --git a/src/JPEGOutputImage.H b/src/JPEGOutputImage.H
index 06499ca..6e713de 100644
--- a/src/JPEGOutputImage.H
+++ b/src/JPEGOutputImage.H
@@ -24,19 +24,15 @@ class JPEGOutputImage : public OutputImage {
 		FILE *fp;
 		int quality;
 
-	public:
-		JPEGOutputImage(const char *file, int quality = 90);
-
-		~JPEGOutputImage();
-
 	protected:
-		int init_internal(int w, int h);
-
+		int init_internal();
 		int set_pixel_internal(int x, int r, int g, int b);	
-
 		int next_line_internal();
-
 		int done_internal();
+
+	public:
+		JPEGOutputImage(const char *file, int quality = 90);
+		~JPEGOutputImage();
 };
 
 #endif
diff --git a/src/JPEGOutputImage.cxx b/src/JPEGOutputImage.cxx
index 0f3cf18..263eeb3 100644
--- a/src/JPEGOutputImage.cxx
+++ b/src/JPEGOutputImage.cxx
@@ -21,31 +21,26 @@ JPEGOutputImage::JPEGOutputImage(const char *f, int q) {
 }
 
 JPEGOutputImage::~JPEGOutputImage() {
-	if (row) {
+	if (row)
 		free(row);
-	}
-	if (file) {
+	if (file)
 		free(file);
-	}
 }
 
 int
-JPEGOutputImage::init_internal(int w1, int h1) {
-	if (row) {
+JPEGOutputImage::init_internal() {
+	if (row)
 		free(row);
-		row = NULL;
-	}
+	row = NULL;
 
-	row = (unsigned char*) malloc(sizeof(char) * 3 * W);
+	row = (unsigned char*) calloc(3 * W, sizeof(char));
 	if (!row) {
-		perror("malloc");
+		perror("calloc");
 		return 1;
 	}
-	memset(row, 0, sizeof(char) * 3 * W);
 
-	if (fp) {
+	if (fp)
 		fclose(fp);
-	}
 
 	if ((fp = fopen(file, "wb")) == NULL) {
 		fprintf(stderr, "can't open %s\n", file);
@@ -92,18 +87,18 @@ JPEGOutputImage::done_internal() {
 	jpeg_finish_compress(&cinfo);
 	jpeg_destroy_compress(&cinfo);
 
-	if (fp) {
+	if (fp)
 		fclose(fp);
-		fp = NULL;
-	}
-	if (row) {
+	fp = NULL;
+
+	if (row)
 		free(row);
-	}
+	row = NULL;
 
-	if (fp) {
+	if (fp)
 		fclose(fp);
-		fp = NULL;
-	}
+	fp = NULL;
+
 	return 0;
 }	
 
diff --git a/src/OutputImage.H b/src/OutputImage.H
index 443f6f6..0718074 100644
--- a/src/OutputImage.H
+++ b/src/OutputImage.H
@@ -14,7 +14,7 @@ class OutputImage {
 	protected:
 		int W, H, line;
 
-		virtual int init_internal(int w1, int h1) {return 0;};
+		virtual int init_internal() {return 0;};
 		virtual int set_pixel_internal(int x, int r, int g, int b) {return 0;};	
 		virtual int next_line_internal() {return 0;};
 		virtual int done_internal() {return 0;};
diff --git a/src/OutputImage.cxx b/src/OutputImage.cxx
index d1c2f43..04ee471 100644
--- a/src/OutputImage.cxx
+++ b/src/OutputImage.cxx
@@ -22,7 +22,7 @@ OutputImage::init(int w1, int h1) {
 	line = 0;
 	initialized = 1;
 
-	return init_internal(w1, h1);
+	return init_internal();
 }
 
 int
diff --git a/src/PreviewOutputImage.H b/src/PreviewOutputImage.H
index 53b58db..b4bca3b 100644
--- a/src/PreviewOutputImage.H
+++ b/src/PreviewOutputImage.H
@@ -19,21 +19,17 @@ class PreviewOutputImage : public OutputImage , public Fl_Widget {
 		uchar *data;
 		int d;
 
-	public:
-		PreviewOutputImage(int X, int Y, int W, int H);
-
-		~PreviewOutputImage();
-
-		void draw();
-
 	protected:
 		int init_internal(int w, int h);
-
 		int set_pixel_internal(int x, int r, int g, int b);	
-
 		int next_line_internal();
-
 		int done_internal();
+
+	public:
+		PreviewOutputImage(int X, int Y, int W, int H);
+		~PreviewOutputImage();
+
+		void draw();
 };
 
 #endif
diff --git a/src/TIFFOutputImage.H b/src/TIFFOutputImage.H
index 9b0f83b..b5409eb 100644
--- a/src/TIFFOutputImage.H
+++ b/src/TIFFOutputImage.H
@@ -19,19 +19,15 @@ class TIFFOutputImage : public OutputImage {
 		char *file;
 		TIFF *tiff;
 
-	public:
-		TIFFOutputImage(const char *file, int b = 8);
-
-		~TIFFOutputImage();
-
 	protected:
-		int init_internal(int w, int h);
-
+		int init_internal();
 		int set_pixel_internal(int x, int r, int g, int b);	
-
 		int next_line_internal();
-
 		int done_internal();
+
+	public:
+		TIFFOutputImage(const char *file, int b = 8);
+		~TIFFOutputImage();
 };
 
 #endif
diff --git a/src/TIFFOutputImage.cxx b/src/TIFFOutputImage.cxx
index b8effed..999e05a 100644
--- a/src/TIFFOutputImage.cxx
+++ b/src/TIFFOutputImage.cxx
@@ -27,18 +27,17 @@ TIFFOutputImage::~TIFFOutputImage() {
 }
 
 int
-TIFFOutputImage::init_internal(int w1, int h1) {
+TIFFOutputImage::init_internal() {
 	if (row) {
 		free(row);
 		row = NULL;
 	}
 
-	row = (unsigned char*) malloc(sizeof(char) * (bitspersample / 8) * 4 * w1);
+	row = (unsigned char*) calloc((bitspersample / 8) * 4 * W, sizeof(char));
 	if (!row) {
-		perror("malloc");
+		perror("calloc");
 		return 1;
 	}
-	memset(row, 0, sizeof(char) * (bitspersample / 8) * 4 * w1);
 
 	if (tiff) {
 		TIFFClose(tiff);
@@ -49,8 +48,8 @@ TIFFOutputImage::init_internal(int w1, int h1) {
 		return 1;
 	}
 
-	TIFFSetField(tiff, TIFFTAG_IMAGEWIDTH, w1);
-	TIFFSetField(tiff, TIFFTAG_IMAGELENGTH, h1);
+	TIFFSetField(tiff, TIFFTAG_IMAGEWIDTH, W);
+	TIFFSetField(tiff, TIFFTAG_IMAGELENGTH, H);
 	TIFFSetField(tiff, TIFFTAG_COMPRESSION, COMPRESSION_DEFLATE);
 	TIFFSetField(tiff, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
 	TIFFSetField(tiff, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
@@ -83,7 +82,7 @@ int
 TIFFOutputImage::next_line_internal() {
 	TIFFWriteEncodedStrip(tiff, line - 1 , row, W * (bitspersample / 8) * 4);
 
-	memset(row, 0, sizeof(char) * 4 * W);
+	memset(row, 0, (bitspersample / 8) * 4 * W * sizeof(char));
 	return 0;
 }
 
-- 
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