Merge commit '638ecc4cde79b0296f2e04f683ca4cb881c28f36' as 'rtengine/libraw'

2023-11-12 11:49:00 -08:00
parent 5acf1c0a7f 638ecc4cde
commit 3f5c3988e5
213 changed files with 77043 additions and 0 deletions
--- a/rtengine/libraw/samples/rawtextdump.cpp
+++ b/rtengine/libraw/samples/rawtextdump.cpp
@@ -0,0 +1,144 @@
+/* -*- C++ -*-
+ * File: raw2text.cpp
+ * Copyright 2008-2021 LibRaw LLC (info@libraw.org)
+ * Created: Sun Sept 01, 2020
+ *
+ * LibRaw sample
+ * Dumps (small) selection of RAW data to text file
+ *
+
+LibRaw is free software; you can redistribute it and/or modify
+it under the terms of the one of two licenses as you choose:
+
+1. GNU LESSER GENERAL PUBLIC LICENSE version 2.1
+   (See file LICENSE.LGPL provided in LibRaw distribution archive for details).
+
+2. COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
+   (See file LICENSE.CDDL provided in LibRaw distribution archive for details).
+
+
+ */
+#include <stdio.h>
+#include <string.h>
+#include <math.h>
+#ifndef WIN32
+#include <netinet/in.h>
+#else
+#include <winsock2.h>
+#endif
+
+#include "libraw/libraw.h"
+
+void usage(const char *av)
+{
+	printf(
+		"Dump (small) selection of RAW file as tab-separated text file\n"
+		"Usage: %s inputfile COL ROW [CHANNEL] [width] [height]\n"
+		"  COL - start column\n"
+		"  ROW - start row\n"
+		"  CHANNEL - raw channel to dump, default is 0 (red for rggb)\n"
+		"  width - area width to dump, default is 16\n"
+		"  height - area height to dump, default is 4\n"
+		, av);
+}
+
+unsigned subtract_bl(unsigned int val, int bl)
+{
+	return val > (unsigned)bl ? val - (unsigned)bl : 0;
+}
+
+class LibRaw_bl : public LibRaw
+{
+	public:
+		void adjust_blacklevel() { LibRaw::adjust_bl(); }
+};
+
+int main(int ac, char *av[])
+{
+	if (ac < 4)
+	{
+		usage(av[0]);
+		exit(1);
+	}
+	int colstart = atoi(av[2]);
+	int rowstart = atoi(av[3]);
+	int channel = 0;
+	if (ac > 4) channel = atoi(av[4]);
+	int width = 16;
+	if (ac > 5) width = atoi(av[5]);
+	int height = 4;
+	if (ac > 6) height = atoi(av[6]);
+	if (width <1 || height<1)
+	{
+		usage(av[0]);
+		exit(1);
+	}
+
+	LibRaw_bl lr;
+
+	if (lr.open_file(av[1]) != LIBRAW_SUCCESS)
+	{
+		fprintf(stderr, "Unable to open file %s\n", av[1]);
+		exit(1);
+	}
+	if ((lr.imgdata.idata.colors == 1 && channel>0) || (channel >3))
+	{
+		fprintf(stderr, "Incorrect CHANNEL specified: %d\n", channel);
+		exit(1);
+	}
+	if (lr.unpack() != LIBRAW_SUCCESS)
+	{
+		fprintf(stderr, "Unable to unpack raw data from %s\n", av[1]);
+		exit(1);
+	}
+	lr.adjust_blacklevel();
+	printf("%s\t%d-%d-%dx%d\tchannel: %d\n", av[1], colstart, rowstart, width, height, channel);
+
+	printf("%6s", "R\\C");
+	for (int col = colstart; col < colstart + width && col < lr.imgdata.sizes.raw_width; col++)
+		printf("%6u", col);
+	printf("\n");
+
+	if (lr.imgdata.rawdata.raw_image)
+	{
+		for (int row = rowstart; row < rowstart + height && row < lr.imgdata.sizes.raw_height; row++)
+		{
+			unsigned rcolors[48];
+			if (lr.imgdata.idata.colors > 1)
+				for (int c = 0; c < 48; c++)
+					rcolors[c] = lr.COLOR(row, c);
+			else
+				memset(rcolors, 0, sizeof(rcolors));
+			unsigned short *rowdata = &lr.imgdata.rawdata.raw_image[row * lr.imgdata.sizes.raw_pitch / 2];
+			printf("%6u", row);
+			for (int col = colstart; col < colstart + width && col < lr.imgdata.sizes.raw_width; col++)
+				if (rcolors[col % 48] == (unsigned)channel) printf("%6u", subtract_bl(rowdata[col],lr.imgdata.color.cblack[channel]));
+				else printf("     -");
+			printf("\n");
+		}
+	}
+	else if (lr.imgdata.rawdata.color4_image && channel < 4)
+	{
+		for (int row = rowstart; row < rowstart + height && row < lr.imgdata.sizes.raw_height; row++)
+		{
+			unsigned short(*rowdata)[4] = &lr.imgdata.rawdata.color4_image[row * lr.imgdata.sizes.raw_pitch / 8];
+			printf("%6u", row);
+			for (int col = colstart; col < colstart + width && col < lr.imgdata.sizes.raw_width; col++)
+				printf("%6u", subtract_bl(rowdata[col][channel],lr.imgdata.color.cblack[channel]));
+			printf("\n");
+		}
+	}
+	else if (lr.imgdata.rawdata.color3_image && channel < 3)
+	{
+		for (int row = rowstart; row < rowstart + height && row < lr.imgdata.sizes.raw_height; row++)
+		{
+			unsigned short(*rowdata)[3] = &lr.imgdata.rawdata.color3_image[row * lr.imgdata.sizes.raw_pitch / 6];
+			printf("%6u", row);
+			for (int col = colstart; col < colstart + width && col < lr.imgdata.sizes.raw_width; col++)
+				printf("%6u", subtract_bl(rowdata[col][channel],lr.imgdata.color.cblack[channel]));
+			printf("\n");
+		}
+	}
+	else
+		printf("Unsupported file data (e.g. floating point format), or incorrect channel specified\n");
+}