Adding upstream version 1.4.3+ds.upstream/1.4.3+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 2090 insertions, 0 deletions

diff --git a/src/test_streams/CMakeLists.txt b/src/test_streams/CMakeLists.txt
new file mode 100644
index 0000000..f9fafb9
--- /dev/null
+++ b/src/test_streams/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_executable(test_streams main.c)
+target_link_libraries(test_streams FLAC grabbag)
diff --git a/src/test_streams/Makefile.am b/src/test_streams/Makefile.am
new file mode 100644
index 0000000..9aa4b02
--- /dev/null
+++ b/src/test_streams/Makefile.am
@@ -0,0 +1,29 @@
+#  test_streams - Simple test pattern generator
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2023  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License along
+#  with this program; if not, write to the Free Software Foundation, Inc.,
+#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+EXTRA_DIST = \
+	CMakeLists.txt
+
+AM_CPPFLAGS = -I$(top_builddir) -I$(srcdir)/include -I$(top_srcdir)/include
+check_PROGRAMS = test_streams
+test_streams_SOURCES = \
+	main.c
+
+test_streams_LDADD = $(top_builddir)/src/share/grabbag/libgrabbag.la -lm
+
+CLEANFILES = test_streams.exe
diff --git a/src/test_streams/Makefile.in b/src/test_streams/Makefile.in
new file mode 100644
index 0000000..83c60e7
--- /dev/null
+++ b/src/test_streams/Makefile.in
@@ -0,0 +1,661 @@
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+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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+
+#  test_streams - Simple test pattern generator
+#  Copyright (C) 2000-2009  Josh Coalson
+#  Copyright (C) 2011-2023  Xiph.Org Foundation
+#
+#  This program is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU General Public License
+#  as published by the Free Software Foundation; either version 2
+#  of the License, or (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
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+	  if test $$# -gt 0; then \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      "$$@" $$unique; \
+	  else \
+	    $(ETAGS) $(ETAGSFLAGS) $(AM_ETAGSFLAGS) $(ETAGS_ARGS) \
+	      $$unique; \
+	  fi; \
+	fi
+ctags: ctags-am
+
+CTAGS: ctags
+ctags-am: $(TAGS_DEPENDENCIES) $(am__tagged_files)
+	$(am__define_uniq_tagged_files); \
+	test -z "$(CTAGS_ARGS)$$unique" \
+	  || $(CTAGS) $(CTAGSFLAGS) $(AM_CTAGSFLAGS) $(CTAGS_ARGS) \
+	     $$unique
+
+GTAGS:
+	here=`$(am__cd) $(top_builddir) && pwd` \
+	  && $(am__cd) $(top_srcdir) \
+	  && gtags -i $(GTAGS_ARGS) "$$here"
+cscopelist: cscopelist-am
+
+cscopelist-am: $(am__tagged_files)
+	list='$(am__tagged_files)'; \
+	case "$(srcdir)" in \
+	  [\\/]* | ?:[\\/]*) sdir="$(srcdir)" ;; \
+	  *) sdir=$(subdir)/$(srcdir) ;; \
+	esac; \
+	for i in $$list; do \
+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
+distclean-tags:
+	-rm -f TAGS ID GTAGS GRTAGS GSYMS GPATH tags
+distdir: $(BUILT_SOURCES)
+	$(MAKE) $(AM_MAKEFLAGS) distdir-am
+
+distdir-am: $(DISTFILES)
+	@srcdirstrip=`echo "$(srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	topsrcdirstrip=`echo "$(top_srcdir)" | sed 's/[].[^$$\\*]/\\\\&/g'`; \
+	list='$(DISTFILES)'; \
+	  dist_files=`for file in $$list; do echo $$file; done | \
+	  sed -e "s|^$$srcdirstrip/||;t" \
+	      -e "s|^$$topsrcdirstrip/|$(top_builddir)/|;t"`; \
+	case $$dist_files in \
+	  */*) $(MKDIR_P) `echo "$$dist_files" | \
+			   sed '/\//!d;s|^|$(distdir)/|;s,/[^/]*$$,,' | \
+			   sort -u` ;; \
+	esac; \
+	for file in $$dist_files; do \
+	  if test -f $$file || test -d $$file; then d=.; else d=$(srcdir); fi; \
+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+	$(MAKE) $(AM_MAKEFLAGS) $(check_PROGRAMS)
+check: check-am
+all-am: Makefile
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+
+clean-generic:
+	-test -z "$(CLEANFILES)" || rm -f $(CLEANFILES)
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+clean: clean-am
+
+clean-am: clean-checkPROGRAMS clean-generic clean-libtool \
+	mostlyclean-am
+
+distclean: distclean-am
+		-rm -f ./$(DEPDIR)/main.Po
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
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+
+install-data-am:
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+
+install-exec-am:
+
+install-html: install-html-am
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+install-ps: install-ps-am
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+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+		-rm -f ./$(DEPDIR)/main.Po
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
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+ps: ps-am
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+ps-am:
+
+uninstall-am:
+
+.MAKE: check-am install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am am--depfiles check check-am clean \
+	clean-checkPROGRAMS clean-generic clean-libtool cscopelist-am \
+	ctags ctags-am distclean distclean-compile distclean-generic \
+	distclean-libtool distclean-tags distdir dvi dvi-am html \
+	html-am info info-am install install-am install-data \
+	install-data-am install-dvi install-dvi-am install-exec \
+	install-exec-am install-html install-html-am install-info \
+	install-info-am install-man install-pdf install-pdf-am \
+	install-ps install-ps-am install-strip installcheck \
+	installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-compile \
+	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
+	tags tags-am uninstall uninstall-am
+
+.PRECIOUS: Makefile
+
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/test_streams/main.c b/src/test_streams/main.c
new file mode 100644
index 0000000..466bf8e
--- /dev/null
+++ b/src/test_streams/main.c
@@ -0,0 +1,1398 @@
+/* test_streams - Simple test pattern generator
+ * Copyright (C) 2000-2009  Josh Coalson
+ * Copyright (C) 2011-2023  Xiph.Org Foundation
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include <math.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "share/compat.h"
+#if defined _MSC_VER || defined __MINGW32__
+#include <time.h>
+#else
+#include <sys/time.h>
+#endif
+#include "FLAC/assert.h"
+#include "FLAC/ordinals.h"
+#include "share/compat.h"
+
+#if !defined _MSC_VER && !defined __MINGW32__
+#define GET_RANDOM_BYTE (((unsigned)random()) & 0xff)
+#else
+#define GET_RANDOM_BYTE (((unsigned)rand()) & 0xff)
+#endif
+
+static FLAC__bool is_big_endian_host;
+
+
+static FLAC__bool write_little_endian_unsigned(FILE *f, FLAC__uint32 x, size_t bytes)
+{
+	while(bytes) {
+		if(fputc(x, f) == EOF)
+			return false;
+		x >>= 8;
+		bytes--;
+	}
+	return true;
+}
+
+static FLAC__bool write_little_endian_signed(FILE *f, FLAC__int32 x, size_t bytes)
+{
+	return write_little_endian_unsigned(f, (FLAC__uint32) x, bytes);
+}
+
+static FLAC__bool write_little_endian_uint16(FILE *f, FLAC__uint16 x)
+{
+	return
+		fputc(x, f) != EOF &&
+		fputc(x >> 8, f) != EOF
+	;
+}
+
+static FLAC__bool write_little_endian_int16(FILE *f, FLAC__int16 x)
+{
+	return write_little_endian_uint16(f, (FLAC__uint16)x);
+}
+
+static FLAC__bool write_little_endian_uint24(FILE *f, FLAC__uint32 x)
+{
+	return
+		fputc(x, f) != EOF &&
+		fputc(x >> 8, f) != EOF &&
+		fputc(x >> 16, f) != EOF
+	;
+}
+
+static FLAC__bool write_little_endian_int24(FILE *f, FLAC__int32 x)
+{
+	return write_little_endian_uint24(f, (FLAC__uint32)x);
+}
+
+static FLAC__bool write_little_endian_uint32(FILE *f, FLAC__uint32 x)
+{
+	return
+		fputc(x, f) != EOF &&
+		fputc(x >> 8, f) != EOF &&
+		fputc(x >> 16, f) != EOF &&
+		fputc(x >> 24, f) != EOF
+	;
+}
+
+static FLAC__bool write_little_endian_int32(FILE *f, FLAC__int32 x)
+{
+	return write_little_endian_uint32(f, (FLAC__uint32)x);
+}
+
+#if defined(_MSC_VER)
+// silence 4 MSVC warnings 'conversion from 'FLAC__uint64' to 'int', possible loss of data'
+#pragma warning ( disable : 4244 )
+#endif
+static FLAC__bool write_little_endian_uint64(FILE *f, FLAC__uint64 x)
+{
+	return
+		fputc(x, f) != EOF &&
+		fputc(x >> 8, f) != EOF &&
+		fputc(x >> 16, f) != EOF &&
+		fputc(x >> 24, f) != EOF &&
+		fputc(x >> 32, f) != EOF &&
+		fputc(x >> 40, f) != EOF &&
+		fputc(x >> 48, f) != EOF &&
+		fputc(x >> 56, f) != EOF
+	;
+}
+#if defined(_MSC_VER)
+#pragma warning ( default : 4244 )
+#endif
+
+static FLAC__bool write_big_endian(FILE *f, FLAC__int32 x, size_t bytes)
+{
+	if(bytes < 4)
+		x <<= 8*(4-bytes);
+	while(bytes) {
+		if(fputc(x>>24, f) == EOF)
+			return false;
+		x <<= 8;
+		bytes--;
+	}
+	return true;
+}
+
+static FLAC__bool write_big_endian_uint16(FILE *f, FLAC__uint16 x)
+{
+	return
+		fputc(x >> 8, f) != EOF &&
+		fputc(x, f) != EOF
+	;
+}
+
+#if 0
+/* @@@ not used (yet) */
+static FLAC__bool write_big_endian_int16(FILE *f, FLAC__int16 x)
+{
+	return write_big_endian_uint16(f, (FLAC__uint16)x);
+}
+#endif
+
+#if 0
+/* @@@ not used (yet) */
+static FLAC__bool write_big_endian_uint24(FILE *f, FLAC__uint32 x)
+{
+	return
+		fputc(x >> 16, f) != EOF &&
+		fputc(x >> 8, f) != EOF &&
+		fputc(x, f) != EOF
+	;
+}
+#endif
+
+#if 0
+/* @@@ not used (yet) */
+static FLAC__bool write_big_endian_int24(FILE *f, FLAC__int32 x)
+{
+	return write_big_endian_uint24(f, (FLAC__uint32)x);
+}
+#endif
+
+static FLAC__bool write_big_endian_uint32(FILE *f, FLAC__uint32 x)
+{
+	return
+		fputc(x >> 24, f) != EOF &&
+		fputc(x >> 16, f) != EOF &&
+		fputc(x >> 8, f) != EOF &&
+		fputc(x, f) != EOF
+	;
+}
+
+#if 0
+/* @@@ not used (yet) */
+static FLAC__bool write_big_endian_int32(FILE *f, FLAC__int32 x)
+{
+	return write_big_endian_uint32(f, (FLAC__uint32)x);
+}
+#endif
+
+static FLAC__bool write_sane_extended(FILE *f, unsigned val)
+	/* Write to 'f' a SANE extended representation of 'val'.  Return false if
+	* the write succeeds; return true otherwise.
+	*
+	* SANE extended is an 80-bit IEEE-754 representation with sign bit, 15 bits
+	* of exponent, and 64 bits of significand (mantissa).  Unlike most IEEE-754
+	* representations, it does not imply a 1 above the MSB of the significand.
+	*
+	* Preconditions:
+	*  val!=0U
+	*/
+{
+	unsigned int shift, exponent;
+
+	FLAC__ASSERT(val!=0U); /* handling 0 would require a special case */
+
+	for(shift= 0U; (val>>(31-shift))==0U; ++shift)
+		;
+	val<<= shift;
+	exponent= 63U-(shift+32U); /* add 32 for unused second word */
+
+	if(!write_big_endian_uint16(f, (FLAC__uint16)(exponent+0x3FFF)))
+		return false;
+	if(!write_big_endian_uint32(f, val))
+		return false;
+	if(!write_big_endian_uint32(f, 0)) /* unused second word */
+		return false;
+
+	return true;
+}
+
+/* a mono one-sample 16bps stream */
+static FLAC__bool generate_01(void)
+{
+	FILE *f;
+	FLAC__int16 x = -32768;
+
+	if(0 == (f = fopen("test01.raw", "wb")))
+		return false;
+
+	if(!write_little_endian_int16(f, x))
+		goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo one-sample 16bps stream */
+static FLAC__bool generate_02(void)
+{
+	FILE *f;
+	FLAC__int16 xl = -32768, xr = 32767;
+
+	if(0 == (f = fopen("test02.raw", "wb")))
+		return false;
+
+	if(!write_little_endian_int16(f, xl))
+		goto foo;
+	if(!write_little_endian_int16(f, xr))
+		goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono five-sample 16bps stream */
+static FLAC__bool generate_03(void)
+{
+	FILE *f;
+	FLAC__int16 x[] = { -25, 0, 25, 50, 100 };
+	unsigned i;
+
+	if(0 == (f = fopen("test03.raw", "wb")))
+		return false;
+
+	for(i = 0; i < 5; i++)
+		if(!write_little_endian_int16(f, x[i]))
+			goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo five-sample 16bps stream */
+static FLAC__bool generate_04(void)
+{
+	FILE *f;
+	FLAC__int16 x[] = { -25, 500, 0, 400, 25, 300, 50, 200, 100, 100 };
+	unsigned i;
+
+	if(0 == (f = fopen("test04.raw", "wb")))
+		return false;
+
+	for(i = 0; i < 10; i++)
+		if(!write_little_endian_int16(f, x[i]))
+			goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono full-scale deflection 8bps stream */
+static FLAC__bool generate_fsd8(const char *fn, const int pattern[], unsigned reps)
+{
+	FILE *f;
+	unsigned rep, p;
+
+	FLAC__ASSERT(pattern != 0);
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(rep = 0; rep < reps; rep++) {
+		for(p = 0; pattern[p]; p++) {
+			signed char x = pattern[p] > 0? 127 : -128;
+			if(fwrite(&x, sizeof(x), 1, f) < 1)
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono full-scale deflection 16bps stream */
+static FLAC__bool generate_fsd16(const char *fn, const int pattern[], unsigned reps)
+{
+	FILE *f;
+	unsigned rep, p;
+
+	FLAC__ASSERT(pattern != 0);
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(rep = 0; rep < reps; rep++) {
+		for(p = 0; pattern[p]; p++) {
+			FLAC__int16 x = pattern[p] > 0? 32767 : -32768;
+			if(!write_little_endian_int16(f, x))
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo wasted-bits-per-sample 16bps stream */
+static FLAC__bool generate_wbps16(const char *fn, unsigned samples)
+{
+	FILE *f;
+	unsigned sample;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(sample = 0; sample < samples; sample++) {
+		FLAC__int16 l = (sample % 2000) << 2;
+		FLAC__int16 r = (sample % 1000) << 3;
+		if(!write_little_endian_int16(f, l))
+			goto foo;
+		if(!write_little_endian_int16(f, r))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono full-scale deflection 24bps stream */
+static FLAC__bool generate_fsd24(const char *fn, const int pattern[], unsigned reps)
+{
+	FILE *f;
+	unsigned rep, p;
+
+	FLAC__ASSERT(pattern != 0);
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(rep = 0; rep < reps; rep++) {
+		for(p = 0; pattern[p]; p++) {
+			FLAC__int32 x = pattern[p] > 0? 8388607 : -8388608;
+			if(!write_little_endian_int24(f, x))
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono full-scale deflection 32bps stream */
+static FLAC__bool generate_fsd32(const char *fn, const int pattern[], unsigned reps)
+{
+	FILE *f;
+	unsigned rep, p;
+
+	FLAC__ASSERT(pattern != 0);
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(rep = 0; rep < reps; rep++) {
+		for(p = 0; pattern[p]; p++) {
+			FLAC__int32 x = pattern[p] > 0? 2147483647 : -2147483648;
+			if(!write_little_endian_int32(f, x))
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono sine-wave 8bps stream */
+static FLAC__bool generate_sine8_1(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2)
+{
+	const FLAC__int8 full_scale = 127;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int8 v = (FLAC__int8)(val + 0.5);
+		if(fwrite(&v, sizeof(v), 1, f) < 1)
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo sine-wave 8bps stream */
+static FLAC__bool generate_sine8_2(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2, double fmult)
+{
+	const FLAC__int8 full_scale = 127;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int8 v = (FLAC__int8)(val + 0.5);
+		if(fwrite(&v, sizeof(v), 1, f) < 1)
+			goto foo;
+		val = -(a1*sin(theta1*fmult) + a2*sin(theta2*fmult))*(double)full_scale;
+		v = (FLAC__int8)(val + 0.5);
+		if(fwrite(&v, sizeof(v), 1, f) < 1)
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono sine-wave 16bps stream */
+static FLAC__bool generate_sine16_1(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2)
+{
+	const FLAC__int16 full_scale = 32767;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int16 v = (FLAC__int16)(val + 0.5);
+		if(!write_little_endian_int16(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo sine-wave 16bps stream */
+static FLAC__bool generate_sine16_2(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2, double fmult)
+{
+	const FLAC__int16 full_scale = 32767;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int16 v = (FLAC__int16)(val + 0.5);
+		if(!write_little_endian_int16(f, v))
+			goto foo;
+		val = -(a1*sin(theta1*fmult) + a2*sin(theta2*fmult))*(double)full_scale;
+		v = (FLAC__int16)(val + 0.5);
+		if(!write_little_endian_int16(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono sine-wave 24bps stream */
+static FLAC__bool generate_sine24_1(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2)
+{
+	const FLAC__int32 full_scale = 0x7fffff;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int32 v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int24(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo sine-wave 24bps stream */
+static FLAC__bool generate_sine24_2(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2, double fmult)
+{
+	const FLAC__int32 full_scale = 0x7fffff;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int32 v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int24(f, v))
+			goto foo;
+		val = -(a1*sin(theta1*fmult) + a2*sin(theta2*fmult))*(double)full_scale;
+		v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int24(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a mono sine-wave 32bps stream */
+static FLAC__bool generate_sine32_1(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2)
+{
+	const FLAC__int32 full_scale = 0x7fffffff;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int32 v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int32(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* a stereo sine-wave 32bps stream */
+static FLAC__bool generate_sine32_2(const char *fn, const double sample_rate, const unsigned samples, const double f1, const double a1, const double f2, const double a2, double fmult)
+{
+	const FLAC__int32 full_scale = 0x7fffffff;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	FILE *f;
+	double theta1, theta2;
+	unsigned i;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+		FLAC__int32 v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int32(f, v))
+			goto foo;
+		val = -(a1*sin(theta1*fmult) + a2*sin(theta2*fmult))*(double)full_scale;
+		v = (FLAC__int32)(val + 0.5);
+		if(!write_little_endian_int32(f, v))
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_noise(const char *fn, unsigned bytes)
+{
+	FILE *f;
+	unsigned b;
+
+	if(0 == (f = fopen(fn, "wb")))
+		return false;
+
+	for(b = 0; b < bytes; b++) {
+#if !defined _MSC_VER && !defined __MINGW32__
+		FLAC__byte x = (FLAC__byte)(((unsigned)random()) & 0xff);
+#else
+		FLAC__byte x = (FLAC__byte)(((unsigned)rand()) & 0xff);
+#endif
+		if(fwrite(&x, sizeof(x), 1, f) < 1)
+			goto foo;
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_signed_raw(const char *filename, unsigned channels, unsigned bytes_per_sample, unsigned samples)
+{
+	const FLAC__int32 full_scale = (1 << (bytes_per_sample*8-1)) - 1;
+	const double f1 = 441.0, a1 = 0.61, f2 = 661.5, a2 = 0.37;
+	const double delta1 = 2.0 * M_PI / ( 44100.0 / f1);
+	const double delta2 = 2.0 * M_PI / ( 44100.0 / f2);
+	double theta1, theta2;
+	FILE *f;
+	unsigned i, j;
+
+	if(0 == (f = fopen(filename, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		for(j = 0; j < channels; j++) {
+			double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+			FLAC__int32 v = (FLAC__int32)(val + 0.5) + ((GET_RANDOM_BYTE>>4)-8);
+			if(!write_little_endian_signed(f, v, bytes_per_sample))
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_unsigned_raw(const char *filename, unsigned channels, unsigned bytes_per_sample, unsigned samples)
+{
+	const FLAC__int32 full_scale = (1 << (bytes_per_sample*8-1)) - 1;
+	const double f1 = 441.0, a1 = 0.61, f2 = 661.5, a2 = 0.37;
+	const double delta1 = 2.0 * M_PI / ( 44100.0 / f1);
+	const double delta2 = 2.0 * M_PI / ( 44100.0 / f2);
+	const double half_scale = 0.5 * full_scale;
+	double theta1, theta2;
+	FILE *f;
+	unsigned i, j;
+
+	if(0 == (f = fopen(filename, "wb")))
+		return false;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		for(j = 0; j < channels; j++) {
+			double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+			FLAC__int32 v = (FLAC__int32)(half_scale + val + 0.5) + ((GET_RANDOM_BYTE>>4)-8);
+			if(!write_little_endian_unsigned(f, v, bytes_per_sample))
+				goto foo;
+		}
+	}
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_aiff(const char *filename, unsigned sample_rate, unsigned channels, unsigned bps, unsigned samples)
+{
+	const unsigned bytes_per_sample = (bps+7)/8;
+	const unsigned true_size = channels * bytes_per_sample * samples;
+	const unsigned padded_size = (true_size + 1) & (~1u);
+	const unsigned shift = (bps%8)? 8 - (bps%8) : 0;
+	const FLAC__int32 full_scale = (1 << (bps-1)) - 1;
+	const double f1 = 441.0, a1 = 0.61, f2 = 661.5, a2 = 0.37;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	double theta1, theta2;
+	FILE *f;
+	unsigned i, j;
+
+	if(0 == (f = fopen(filename, "wb")))
+		return false;
+	if(fwrite("FORM", 1, 4, f) < 4)
+		goto foo;
+	if(!write_big_endian_uint32(f, padded_size + 46))
+		goto foo;
+	if(fwrite("AIFFCOMM\000\000\000\022", 1, 12, f) < 12)
+		goto foo;
+	if(!write_big_endian_uint16(f, (FLAC__uint16)channels))
+		goto foo;
+	if(!write_big_endian_uint32(f, samples))
+		goto foo;
+	if(!write_big_endian_uint16(f, (FLAC__uint16)bps))
+		goto foo;
+	if(!write_sane_extended(f, sample_rate))
+		goto foo;
+	if(fwrite("SSND", 1, 4, f) < 4)
+		goto foo;
+	if(!write_big_endian_uint32(f, true_size + 8))
+		goto foo;
+	if(fwrite("\000\000\000\000\000\000\000\000", 1, 8, f) < 8)
+		goto foo;
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		for(j = 0; j < channels; j++) {
+			double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+			FLAC__int32 v = ((FLAC__int32)(val + 0.5) + ((GET_RANDOM_BYTE>>4)-8)) << shift;
+			if(!write_big_endian(f, v, bytes_per_sample))
+				goto foo;
+		}
+	}
+	for(i = true_size; i < padded_size; i++)
+		if(fputc(0, f) == EOF)
+			goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+/* flavor is: 0:WAVE, 1:RF64, 2:WAVE64 */
+static FLAC__bool generate_wav(const char *filename, unsigned sample_rate, unsigned channels, unsigned bps, unsigned samples, FLAC__bool strict, int flavor)
+{
+	const FLAC__bool waveformatextensible = strict && (channels > 2 || (bps != 8 && bps != 16));
+
+	const unsigned bytes_per_sample = (bps+7)/8;
+	const unsigned shift = (bps%8)? 8 - (bps%8) : 0;
+	/* this rig is not going over 4G so we're ok with 32-bit sizes here */
+	const FLAC__uint32 true_size = channels * bytes_per_sample * samples;
+	const FLAC__uint32 padded_size = flavor<2? (true_size + 1) & (~1u) : (true_size + 7) & (~7u);
+	const FLAC__int32 full_scale = (1 << (bps-1)) - 1;
+	const double f1 = 441.0, a1 = 0.61, f2 = 661.5, a2 = 0.37;
+	const double delta1 = 2.0 * M_PI / ( sample_rate / f1);
+	const double delta2 = 2.0 * M_PI / ( sample_rate / f2);
+	double theta1, theta2;
+	FILE *f;
+	unsigned i, j;
+
+	if(0 == (f = fopen(filename, "wb")))
+		return false;
+	/* RIFFxxxxWAVE or equivalent: */
+	switch(flavor) {
+		case 0:
+			if(fwrite("RIFF", 1, 4, f) < 4)
+				goto foo;
+			/* +4 for WAVE */
+			/* +8+{40,16} for fmt chunk */
+			/* +8 for data chunk header */
+			if(!write_little_endian_uint32(f, 4 + 8+(waveformatextensible?40:16) + 8 + padded_size))
+				goto foo;
+			if(fwrite("WAVE", 1, 4, f) < 4)
+				goto foo;
+			break;
+		case 1:
+			if(fwrite("RF64", 1, 4, f) < 4)
+				goto foo;
+			if(!write_little_endian_uint32(f, 0xffffffff))
+				goto foo;
+			if(fwrite("WAVE", 1, 4, f) < 4)
+				goto foo;
+			break;
+		case 2:
+			/* RIFF GUID 66666972-912E-11CF-A5D6-28DB04C10000 */
+			if(fwrite("\x72\x69\x66\x66\x2E\x91\xCF\x11\xA5\xD6\x28\xDB\x04\xC1\x00\x00", 1, 16, f) < 16)
+				goto foo;
+			/* +(16+8) for RIFF GUID + size */
+			/* +16 for WAVE GUID */
+			/* +16+8+{40,16} for fmt chunk */
+			/* +16+8 for data chunk header */
+			if(!write_little_endian_uint64(f, (16+8) + 16 + 16+8+(waveformatextensible?40:16) + (16+8) + padded_size))
+				goto foo;
+			/* WAVE GUID 65766177-ACF3-11D3-8CD1-00C04F8EDB8A */
+			if(fwrite("\x77\x61\x76\x65\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 1, 16, f) < 16)
+				goto foo;
+			break;
+		default:
+			goto foo;
+	}
+	if(flavor == 1) { /* rf64 */
+		if(fwrite("ds64", 1, 4, f) < 4)
+			goto foo;
+		if(!write_little_endian_uint32(f, 28)) /* ds64 chunk size */
+			goto foo;
+		if(!write_little_endian_uint64(f, 36 + padded_size + (waveformatextensible?60:36)))
+			goto foo;
+		if(!write_little_endian_uint64(f, true_size))
+			goto foo;
+		if(!write_little_endian_uint64(f, samples))
+			goto foo;
+		if(!write_little_endian_uint32(f, 0)) /* table size */
+			goto foo;
+	}
+	/* fmt chunk */
+	if(flavor < 2) {
+		if(fwrite("fmt ", 1, 4, f) < 4)
+			goto foo;
+		/* chunk size */
+		if(!write_little_endian_uint32(f, waveformatextensible?40:16))
+			goto foo;
+	}
+	else { /* wave64 */
+		/* fmt GUID 20746D66-ACF3-11D3-8CD1-00C04F8EDB8A */
+		if(fwrite("\x66\x6D\x74\x20\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 1, 16, f) < 16)
+			goto foo;
+		/* chunk size (+16+8 for GUID and size fields) */
+		if(!write_little_endian_uint64(f, 16+8+(waveformatextensible?40:16)))
+			goto foo;
+	}
+	if(!write_little_endian_uint16(f, (FLAC__uint16)(waveformatextensible?65534:1)))
+		goto foo;
+	if(!write_little_endian_uint16(f, (FLAC__uint16)channels))
+		goto foo;
+	if(!write_little_endian_uint32(f, sample_rate))
+		goto foo;
+	if(!write_little_endian_uint32(f, sample_rate * channels * bytes_per_sample))
+		goto foo;
+	if(!write_little_endian_uint16(f, (FLAC__uint16)(channels * bytes_per_sample))) /* block align */
+		goto foo;
+	if(!write_little_endian_uint16(f, (FLAC__uint16)(bps+shift)))
+		goto foo;
+	if(waveformatextensible) {
+		if(!write_little_endian_uint16(f, (FLAC__uint16)22)) /* cbSize */
+			goto foo;
+		if(!write_little_endian_uint16(f, (FLAC__uint16)bps)) /* validBitsPerSample */
+			goto foo;
+		if(!write_little_endian_uint32(f, 0)) /* channelMask */
+			goto foo;
+		/* GUID = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} */
+		if(fwrite("\x01\x00\x00\x00\x00\x00\x10\x00\x80\x00\x00\xaa\x00\x38\x9b\x71", 1, 16, f) != 16)
+			goto foo;
+	}
+	/* data chunk */
+	if(flavor < 2) {
+		if(fwrite("data", 1, 4, f) < 4)
+			goto foo;
+		if(!write_little_endian_uint32(f, flavor==1? 0xffffffff : true_size))
+			goto foo;
+	}
+	else { /* wave64 */
+		/* data GUID 61746164-ACF3-11D3-8CD1-00C04F8EDB8A */
+		if(fwrite("\x64\x61\x74\x61\xF3\xAC\xD3\x11\x8C\xD1\x00\xC0\x4F\x8E\xDB\x8A", 1, 16, f) != 16)
+			goto foo;
+		/* +16+8 for GUID and size fields */
+		if(!write_little_endian_uint64(f, 16+8 + true_size))
+			goto foo;
+	}
+
+	for(i = 0, theta1 = theta2 = 0.0; i < samples; i++, theta1 += delta1, theta2 += delta2) {
+		for(j = 0; j < channels; j++) {
+			double val = (a1*sin(theta1) + a2*sin(theta2))*(double)full_scale;
+			FLAC__int32 v = ((FLAC__int32)(val + 0.5) + ((GET_RANDOM_BYTE>>4)-8)) << shift;
+			if(!write_little_endian_signed(f, v, bytes_per_sample))
+				goto foo;
+		}
+	}
+	for(i = true_size; i < padded_size; i++)
+		if(fputc(0, f) == EOF)
+			goto foo;
+
+	fclose(f);
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_wackywavs(void)
+{
+	FILE *f;
+	FLAC__byte wav[] = {
+		'R', 'I', 'F', 'F',  76,   0,   0,   0,
+		'W', 'A', 'V', 'E', 'j', 'u', 'n', 'k',
+		  4,   0,   0,  0 , 'b', 'l', 'a', 'h',
+		'p', 'a', 'd', ' ',   4,   0,   0,   0,
+		'B', 'L', 'A', 'H', 'f', 'm', 't', ' ',
+		 16,   0,   0,   0,   1,   0,   1,   0,
+		0x44,0xAC,  0,   0,0x88,0x58,0x01,   0,
+		  2,   0,  16,   0, 'd', 'a', 't', 'a',
+		 16,   0,   0,   0,   0,   0,   1,   0,
+		  4,   0,   9,   0,  16,   0,  25,   0,
+		 36,   0,  49,   0, 'p', 'a', 'd', ' ',
+		  4,   0,   0,   0, 'b', 'l', 'a', 'h'
+	};
+
+	if(0 == (f = fopen("wacky1.wav", "wb")))
+		return false;
+	if(fwrite(wav, 1, 84, f) < 84)
+		goto foo;
+	fclose(f);
+
+	wav[4] += 12;
+	if(0 == (f = fopen("wacky2.wav", "wb")))
+		return false;
+	if(fwrite(wav, 1, 96, f) < 96)
+		goto foo;
+	fclose(f);
+
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool write_simple_wavex_header (FILE * f, unsigned samplerate, unsigned channels, unsigned bytespersample, unsigned frames)
+{
+	unsigned datalen = channels * bytespersample * frames ;
+
+	if (fwrite("RIFF", 1, 4, f) != 4)
+		return false;
+	if (!write_little_endian_uint32(f, 60 + datalen))
+		return false;
+
+	if (fwrite("WAVEfmt ", 8, 1, f) != 1)
+		return false;
+	if (!write_little_endian_uint32(f, 40))
+		return false;
+
+	if(!write_little_endian_uint16(f, 65534)) /* WAVEFORMATEXTENSIBLE tag */
+		return false;
+	if(!write_little_endian_uint16(f, channels))
+		return false;
+	if(!write_little_endian_uint32(f, samplerate))
+		return false;
+	if(!write_little_endian_uint32(f, samplerate * channels * bytespersample))
+		return false;
+	if(!write_little_endian_uint16(f, channels * bytespersample)) /* block align */
+		return false;
+	if(!write_little_endian_uint16(f, bytespersample * 8))
+		return false;
+
+	if(!write_little_endian_uint16(f, 22)) /* cbSize */
+		return false;
+	if(!write_little_endian_uint16(f, bytespersample * 8)) /* validBitsPerSample */
+		return false;
+	if(!write_little_endian_uint32(f, 0)) /* channelMask */
+		return false;
+	/* GUID = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}} */
+	if(fwrite("\x01\x00\x00\x00\x00\x00\x10\x00\x80\x00\x00\xaa\x00\x38\x9b\x71", 1, 16, f) != 16)
+		return false;
+
+	if (fwrite("data", 1, 4, f) != 4)
+		return false;
+	if (!write_little_endian_uint32(f, datalen))
+		return false;
+
+	return true;
+}
+
+static FLAC__bool generate_noisy_sine(void)
+{
+	FILE *f;
+	int64_t randstate = 0x1243456;
+	double sample, last_val = 0.0;
+	int k;
+	int seconds = 300;
+
+	if(0 == (f = fopen("noisy-sine.wav", "wb")))
+		return false;
+
+	if(!write_simple_wavex_header (f, 44100, 1, 2, 44100*seconds))
+		goto foo;
+
+	for (k = 0 ; k < seconds * 44100 ; k++) {
+		/* Obvioulsy not a crypto quality RNG. */
+		randstate = 11117 * randstate + 211231;
+		randstate = 11117 * randstate + 211231;
+		randstate = 11117 * randstate + 211231;
+
+		sample = ((int32_t) randstate) / (0x7fffffff * 1.000001);
+		sample = 0.2 * sample - 0.9 * last_val;
+
+		last_val = sample;
+
+		sample += sin (2.0 * k * M_PI * 1.0 / 32.0);
+		sample *= 0.4;
+#if !defined _MSC_VER
+		write_little_endian_int16(f, lrintf(sample * 32700.0));
+#else
+		write_little_endian_int16(f, (FLAC__int16)(sample * 32700.0));
+#endif
+	};
+
+	fclose(f);
+
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_wackywav64s(void)
+{
+	FILE *f;
+	FLAC__byte wav[] = {
+		0x72,0x69,0x66,0x66,0x2E,0x91,0xCF,0x11, /* RIFF GUID */
+		0xA5,0xD6,0x28,0xDB,0x04,0xC1,0x00,0x00,
+		 152,   0,   0,   0,   0,   0,   0,   0,
+		0x77,0x61,0x76,0x65,0xF3,0xAC,0xD3,0x11, /* WAVE GUID */
+		0x8C,0xD1,0x00,0xC0,0x4F,0x8E,0xDB,0x8A,
+		0x6A,0x75,0x6E,0x6B,0xF3,0xAC,0xD3,0x11, /* junk GUID */
+		0x8C,0xD1,0x00,0xC0,0x4F,0x8E,0xDB,0x8A,
+		  32,   0,   0,  0 ,   0,   0,   0,   0,
+		 'b', 'l', 'a', 'h', 'b', 'l', 'a', 'h',
+		0x66,0x6D,0x74,0x20,0xF3,0xAC,0xD3,0x11, /* fmt GUID */
+		0x8C,0xD1,0x00,0xC0,0x4F,0x8E,0xDB,0x8A,
+		  40,   0,   0,  0 ,   0,   0,   0,   0,
+		   1,   0,   1,   0,0x44,0xAC,   0,   0,
+		0x88,0x58,0x01,   0,   2,   0,  16,   0,
+		0x64,0x61,0x74,0x61,0xF3,0xAC,0xD3,0x11, /* data GUID */
+		0x8C,0xD1,0x00,0xC0,0x4F,0x8E,0xDB,0x8A,
+		  40,   0,   0,  0 ,   0,   0,   0,   0,
+		   0,   0,   1,   0,   4,   0,   9,   0,
+		  16,   0,  25,   0,  36,   0,  49,   0,
+		0x6A,0x75,0x6E,0x6B,0xF3,0xAC,0xD3,0x11, /* junk GUID */
+		0x8C,0xD1,0x00,0xC0,0x4F,0x8E,0xDB,0x8A,
+		  32,   0,   0,  0 ,   0,   0,   0,   0,
+		 'b', 'l', 'a', 'h', 'b', 'l', 'a', 'h'
+	};
+
+	if(0 == (f = fopen("wacky1.w64", "wb")))
+		return false;
+	if(fwrite(wav, 1, wav[16], f) < wav[16])
+		goto foo;
+	fclose(f);
+
+	wav[16] += 32;
+	if(0 == (f = fopen("wacky2.w64", "wb")))
+		return false;
+	if(fwrite(wav, 1, wav[16], f) < wav[16])
+		goto foo;
+	fclose(f);
+
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_wackyrf64s(void)
+{
+	FILE *f;
+	FLAC__byte wav[] = {
+		'R', 'F', '6', '4', 255, 255, 255, 255,
+		'W', 'A', 'V', 'E', 'd', 's', '6', '4',
+		 28,   0,   0,   0, 112,   0,   0,   0,
+		  0,   0,   0,   0,  16,   0,   0,   0,
+		  0,   0,   0,   0,   8,   0,   0,   0,
+		  0,   0,   0,   0,   0,   0,   0,   0,
+		                    'j', 'u', 'n', 'k',
+		  4,   0,   0,   0, 'b', 'l', 'a', 'h',
+		'p', 'a', 'd', ' ',   4,   0,   0,   0,
+		'B', 'L', 'A', 'H', 'f', 'm', 't', ' ',
+		 16,   0,   0,   0,   1,   0,   1,   0,
+		0x44,0xAC,  0,   0,0x88,0x58,0x01,   0,
+		  2,   0,  16,   0, 'd', 'a', 't', 'a',
+		255, 255, 255, 255,   0,   0,   1,   0,
+		  4,   0,   9,   0,  16,   0,  25,   0,
+		 36,   0,  49,   0, 'p', 'a', 'd', ' ',
+		  4,   0,   0,   0, 'b', 'l', 'a', 'h'
+	};
+
+	if(0 == (f = fopen("wacky1.rf64", "wb")))
+		return false;
+	if(fwrite(wav, 1, 120, f) < 120)
+		goto foo;
+	fclose(f);
+
+	wav[20] += 12;
+	if(0 == (f = fopen("wacky2.rf64", "wb")))
+		return false;
+	if(fwrite(wav, 1, 132, f) < 132)
+		goto foo;
+	fclose(f);
+
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+static FLAC__bool generate_replaygain_tone (unsigned samplerate)
+{
+	FILE *f;
+	char fname [256] ;
+	double tone, sample, samplerange;
+	int k;
+
+	flac_snprintf(fname, sizeof(fname), "rpg-tone-%u.wav", samplerate);
+
+	if(0 == (f = fopen(fname, "wb")))
+		return false;
+
+	if(!write_simple_wavex_header (f, samplerate, 1, 3, 220500))
+		goto foo;
+
+
+	samplerange = 0x7fffff; /* Largest sample value allowed for a 24 bit PCM file. */
+	tone = 1000.0; /* 1 kHz */
+
+	for (k = 0 ; k < 5 * 44100 ; k++) {
+		sample = sin(2 * M_PI * tone * k / samplerate);
+		sample *= samplerange;
+		if (!write_little_endian_uint24(f, (FLAC__int32) sample))
+			goto foo;
+	};
+
+	fclose(f);
+
+	return true;
+foo:
+	fclose(f);
+	return false;
+}
+
+int main(int argc, char *argv[])
+{
+	FLAC__uint32 test = 1;
+	unsigned channels;
+
+	int pattern01[] = { 1, -1, 0 };
+	int pattern02[] = { 1, 1, -1, 0 };
+	int pattern03[] = { 1, -1, -1, 0 };
+	int pattern04[] = { 1, -1, 1, -1, 0 };
+	int pattern05[] = { 1, -1, -1, 1, 0 };
+	int pattern06[] = { 1, -1, 1, 1, -1, 0 };
+	int pattern07[] = { 1, -1, -1, 1, -1, 0 };
+
+	(void)argc;
+	(void)argv;
+	is_big_endian_host = (*((FLAC__byte*)(&test)))? false : true;
+
+#if !defined _MSC_VER && !defined __MINGW32__
+	{
+		struct timeval tv;
+
+		if(gettimeofday(&tv, 0) < 0) {
+			fprintf(stderr, "WARNING: couldn't seed RNG with time\n");
+			tv.tv_usec = 4321;
+		}
+		srandom(tv.tv_usec);
+	}
+#else
+	srand((unsigned)time(0));
+#endif
+
+	if(!generate_01()) return 1;
+	if(!generate_02()) return 1;
+	if(!generate_03()) return 1;
+	if(!generate_04()) return 1;
+
+	if(!generate_fsd8("fsd8-01.raw", pattern01, 100)) return 1;
+	if(!generate_fsd8("fsd8-02.raw", pattern02, 100)) return 1;
+	if(!generate_fsd8("fsd8-03.raw", pattern03, 100)) return 1;
+	if(!generate_fsd8("fsd8-04.raw", pattern04, 100)) return 1;
+	if(!generate_fsd8("fsd8-05.raw", pattern05, 100)) return 1;
+	if(!generate_fsd8("fsd8-06.raw", pattern06, 100)) return 1;
+	if(!generate_fsd8("fsd8-07.raw", pattern07, 100)) return 1;
+
+	if(!generate_fsd16("fsd16-01.raw", pattern01, 100)) return 1;
+	if(!generate_fsd16("fsd16-02.raw", pattern02, 100)) return 1;
+	if(!generate_fsd16("fsd16-03.raw", pattern03, 100)) return 1;
+	if(!generate_fsd16("fsd16-04.raw", pattern04, 100)) return 1;
+	if(!generate_fsd16("fsd16-05.raw", pattern05, 100)) return 1;
+	if(!generate_fsd16("fsd16-06.raw", pattern06, 100)) return 1;
+	if(!generate_fsd16("fsd16-07.raw", pattern07, 100)) return 1;
+
+	if(!generate_fsd24("fsd24-01.raw", pattern01, 100)) return 1;
+	if(!generate_fsd24("fsd24-02.raw", pattern02, 100)) return 1;
+	if(!generate_fsd24("fsd24-03.raw", pattern03, 100)) return 1;
+	if(!generate_fsd24("fsd24-04.raw", pattern04, 100)) return 1;
+	if(!generate_fsd24("fsd24-05.raw", pattern05, 100)) return 1;
+	if(!generate_fsd24("fsd24-06.raw", pattern06, 100)) return 1;
+	if(!generate_fsd24("fsd24-07.raw", pattern07, 100)) return 1;
+
+	if(!generate_fsd32("fsd32-01.raw", pattern01, 100)) return 1;
+	if(!generate_fsd32("fsd32-02.raw", pattern02, 100)) return 1;
+	if(!generate_fsd32("fsd32-03.raw", pattern03, 100)) return 1;
+	if(!generate_fsd32("fsd32-04.raw", pattern04, 100)) return 1;
+	if(!generate_fsd32("fsd32-05.raw", pattern05, 100)) return 1;
+	if(!generate_fsd32("fsd32-06.raw", pattern06, 100)) return 1;
+	if(!generate_fsd32("fsd32-07.raw", pattern07, 100)) return 1;
+
+	if(!generate_wbps16("wbps16-01.raw", 1000)) return 1;
+
+	if(!generate_sine8_1("sine8-00.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49)) return 1;
+	if(!generate_sine8_1("sine8-01.raw", 96000.0, 200000, 441.0, 0.61, 661.5, 0.37)) return 1;
+	if(!generate_sine8_1("sine8-02.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49)) return 1;
+	if(!generate_sine8_1("sine8-03.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49)) return 1;
+	if(!generate_sine8_1("sine8-04.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29)) return 1;
+
+	if(!generate_sine8_2("sine8-10.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49, 1.0)) return 1;
+	if(!generate_sine8_2("sine8-11.raw", 48000.0, 200000, 441.0, 0.61, 661.5, 0.37, 1.0)) return 1;
+	if(!generate_sine8_2("sine8-12.raw", 96000.0, 200000, 441.0, 0.50, 882.0, 0.49, 1.0)) return 1;
+	if(!generate_sine8_2("sine8-13.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.0)) return 1;
+	if(!generate_sine8_2("sine8-14.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 1.0)) return 1;
+	if(!generate_sine8_2("sine8-15.raw", 44100.0, 200000, 441.0, 0.50, 441.0, 0.49, 0.5)) return 1;
+	if(!generate_sine8_2("sine8-16.raw", 44100.0, 200000, 441.0, 0.61, 661.5, 0.37, 2.0)) return 1;
+	if(!generate_sine8_2("sine8-17.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49, 0.7)) return 1;
+	if(!generate_sine8_2("sine8-18.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.3)) return 1;
+	if(!generate_sine8_2("sine8-19.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 0.1)) return 1;
+
+	if(!generate_sine16_1("sine16-00.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49)) return 1;
+	if(!generate_sine16_1("sine16-01.raw", 96000.0, 200000, 441.0, 0.61, 661.5, 0.37)) return 1;
+	if(!generate_sine16_1("sine16-02.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49)) return 1;
+	if(!generate_sine16_1("sine16-03.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49)) return 1;
+	if(!generate_sine16_1("sine16-04.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29)) return 1;
+
+	if(!generate_sine16_2("sine16-10.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49, 1.0)) return 1;
+	if(!generate_sine16_2("sine16-11.raw", 48000.0, 200000, 441.0, 0.61, 661.5, 0.37, 1.0)) return 1;
+	if(!generate_sine16_2("sine16-12.raw", 96000.0, 200000, 441.0, 0.50, 882.0, 0.49, 1.0)) return 1;
+	if(!generate_sine16_2("sine16-13.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.0)) return 1;
+	if(!generate_sine16_2("sine16-14.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 1.0)) return 1;
+	if(!generate_sine16_2("sine16-15.raw", 44100.0, 200000, 441.0, 0.50, 441.0, 0.49, 0.5)) return 1;
+	if(!generate_sine16_2("sine16-16.raw", 44100.0, 200000, 441.0, 0.61, 661.5, 0.37, 2.0)) return 1;
+	if(!generate_sine16_2("sine16-17.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49, 0.7)) return 1;
+	if(!generate_sine16_2("sine16-18.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.3)) return 1;
+	if(!generate_sine16_2("sine16-19.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 0.1)) return 1;
+
+	if(!generate_sine24_1("sine24-00.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49)) return 1;
+	if(!generate_sine24_1("sine24-01.raw", 96000.0, 200000, 441.0, 0.61, 661.5, 0.37)) return 1;
+	if(!generate_sine24_1("sine24-02.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49)) return 1;
+	if(!generate_sine24_1("sine24-03.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49)) return 1;
+	if(!generate_sine24_1("sine24-04.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29)) return 1;
+
+	if(!generate_sine24_2("sine24-10.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49, 1.0)) return 1;
+	if(!generate_sine24_2("sine24-11.raw", 48000.0, 200000, 441.0, 0.61, 661.5, 0.37, 1.0)) return 1;
+	if(!generate_sine24_2("sine24-12.raw", 96000.0, 200000, 441.0, 0.50, 882.0, 0.49, 1.0)) return 1;
+	if(!generate_sine24_2("sine24-13.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.0)) return 1;
+	if(!generate_sine24_2("sine24-14.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 1.0)) return 1;
+	if(!generate_sine24_2("sine24-15.raw", 44100.0, 200000, 441.0, 0.50, 441.0, 0.49, 0.5)) return 1;
+	if(!generate_sine24_2("sine24-16.raw", 44100.0, 200000, 441.0, 0.61, 661.5, 0.37, 2.0)) return 1;
+	if(!generate_sine24_2("sine24-17.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49, 0.7)) return 1;
+	if(!generate_sine24_2("sine24-18.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.3)) return 1;
+	if(!generate_sine24_2("sine24-19.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 0.1)) return 1;
+
+	if(!generate_sine32_1("sine32-00.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49)) return 1;
+	if(!generate_sine32_1("sine32-01.raw", 96000.0, 200000, 441.0, 0.61, 661.5, 0.37)) return 1;
+	if(!generate_sine32_1("sine32-02.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49)) return 1;
+	if(!generate_sine32_1("sine32-03.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49)) return 1;
+	if(!generate_sine32_1("sine32-04.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29)) return 1;
+
+	if(!generate_sine32_2("sine32-10.raw", 48000.0, 200000, 441.0, 0.50, 441.0, 0.49, 1.0)) return 1;
+	if(!generate_sine32_2("sine32-11.raw", 48000.0, 200000, 441.0, 0.61, 661.5, 0.37, 1.0)) return 1;
+	if(!generate_sine32_2("sine32-12.raw", 96000.0, 200000, 441.0, 0.50, 882.0, 0.49, 1.0)) return 1;
+	if(!generate_sine32_2("sine32-13.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.0)) return 1;
+	if(!generate_sine32_2("sine32-14.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 1.0)) return 1;
+	if(!generate_sine32_2("sine32-15.raw", 44100.0, 200000, 441.0, 0.50, 441.0, 0.49, 0.5)) return 1;
+	if(!generate_sine32_2("sine32-16.raw", 44100.0, 200000, 441.0, 0.61, 661.5, 0.37, 2.0)) return 1;
+	if(!generate_sine32_2("sine32-17.raw", 44100.0, 200000, 441.0, 0.50, 882.0, 0.49, 0.7)) return 1;
+	if(!generate_sine32_2("sine32-18.raw", 44100.0, 200000, 441.0, 0.50, 4410.0, 0.49, 1.3)) return 1;
+	if(!generate_sine32_2("sine32-19.raw", 44100.0, 200000, 8820.0, 0.70, 4410.0, 0.29, 0.1)) return 1;
+
+	if(!generate_replaygain_tone(8000)) return 1;
+	if(!generate_replaygain_tone(11025)) return 1;
+	if(!generate_replaygain_tone(12000)) return 1;
+	if(!generate_replaygain_tone(16000)) return 1;
+	if(!generate_replaygain_tone(18900)) return 1;
+	if(!generate_replaygain_tone(22050)) return 1;
+	if(!generate_replaygain_tone(24000)) return 1;
+	if(!generate_replaygain_tone(28000)) return 1;
+	if(!generate_replaygain_tone(32000)) return 1;
+	if(!generate_replaygain_tone(36000)) return 1;
+	if(!generate_replaygain_tone(37800)) return 1;
+	if(!generate_replaygain_tone(44100)) return 1;
+	if(!generate_replaygain_tone(48000)) return 1;
+	if(!generate_replaygain_tone(96000)) return 1;
+	if(!generate_replaygain_tone(192000)) return 1;
+
+	/* WATCHOUT: the size of noise.raw is hardcoded into test/test_flac.sh */
+	if(!generate_noise("noise.raw", 65536 * 8 * 3)) return 1;
+	if(!generate_noise("noise8m32.raw", 32)) return 1;
+	if(!generate_wackywavs()) return 1;
+	if(!generate_wackywav64s()) return 1;
+	if(!generate_wackyrf64s()) return 1;
+	if(!generate_noisy_sine()) return 1;
+	for(channels = 1; channels <= 8; channels *= 2) {
+		unsigned bits_per_sample;
+		for(bits_per_sample = 8; bits_per_sample <= 24; bits_per_sample += 4) {
+			static const unsigned nsamples[] = { 1, 111, 4777 } ;
+			unsigned samples;
+			for(samples = 0; samples < sizeof(nsamples)/sizeof(nsamples[0]); samples++) {
+				char fn[64];
+
+				flac_snprintf(fn, sizeof (fn), "rt-%u-%u-%u.aiff", channels, bits_per_sample, nsamples[samples]);
+				if(!generate_aiff(fn, 44100, channels, bits_per_sample, nsamples[samples]))
+					return 1;
+
+				flac_snprintf(fn, sizeof (fn), "rt-%u-%u-%u.wav", channels, bits_per_sample, nsamples[samples]);
+				if(!generate_wav(fn, 44100, channels, bits_per_sample, nsamples[samples], /*strict=*/true, /*flavor=*/0))
+					return 1;
+
+				flac_snprintf(fn, sizeof (fn), "rt-%u-%u-%u.rf64", channels, bits_per_sample, nsamples[samples]);
+				if(!generate_wav(fn, 44100, channels, bits_per_sample, nsamples[samples], /*strict=*/true, /*flavor=*/1))
+					return 1;
+
+				flac_snprintf(fn, sizeof (fn), "rt-%u-%u-%u.w64", channels, bits_per_sample, nsamples[samples]);
+				if(!generate_wav(fn, 44100, channels, bits_per_sample, nsamples[samples], /*strict=*/true, /*flavor=*/2))
+					return 1;
+
+				if(bits_per_sample % 8 == 0) {
+					flac_snprintf(fn, sizeof (fn), "rt-%u-%u-signed-%u.raw", channels, bits_per_sample, nsamples[samples]);
+					if(!generate_signed_raw(fn, channels, bits_per_sample/8, nsamples[samples]))
+						return 1;
+					flac_snprintf(fn, sizeof (fn), "rt-%u-%u-unsigned-%u.raw", channels, bits_per_sample, nsamples[samples]);
+					if(!generate_unsigned_raw(fn, channels, bits_per_sample/8, nsamples[samples]))
+						return 1;
+				}
+			}
+		}
+	}
+
+	return 0;
+}