Add beginning of a TIFF file creation library
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@3964 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
parent
b21e407ae0
commit
749c9e6f7a
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@ -111,3 +111,4 @@
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and command can be executed numerous times. Add a new verify command
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that will write to a register, read from register, and verify that
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returned value.
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* apps/graphics/tiff: Add a library that can be used to create TIFF files.
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@ -0,0 +1,72 @@
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############################################################################
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# apps/graphics/Makefile
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#
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# Copyright (C) 2011 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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||||
# 1. Redistributions of source code must retain the above copyright
|
||||
# notice, this list of conditions and the following disclaimer.
|
||||
# 2. Redistributions in binary form must reproduce the above copyright
|
||||
# notice, this list of conditions and the following disclaimer in
|
||||
# the documentation and/or other materials provided with the
|
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
|
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# used to endorse or promote products derived from this software
|
||||
# without specific prior written permission.
|
||||
#
|
||||
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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||||
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/.config # Current configuration
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# Sub-directories
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SUBDIRS = tiff
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# Sub-directories that might need context setup
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CNTXTDIRS =
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all: nothing
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.PHONY: nothing context depend clean distclean
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nothing:
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context:
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@for dir in $(CNTXTDIRS) ; do \
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$(MAKE) -C $$dir context TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)"; \
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done
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depend:
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@for dir in $(SUBDIRS) ; do \
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$(MAKE) -C $$dir depend TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)"; \
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done
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clean:
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@for dir in $(SUBDIRS) ; do \
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$(MAKE) -C $$dir clean TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)"; \
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done
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distclean: clean
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@for dir in $(SUBDIRS) ; do \
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$(MAKE) -C $$dir distclean TOPDIR="$(TOPDIR)" APPDIR="$(APPDIR)"; \
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done
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-include Make.dep
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@ -0,0 +1,93 @@
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############################################################################
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# apps/graphics/tiff/Makefile
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#
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# Copyright (C) 2011 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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||||
# notice, this list of conditions and the following disclaimer.
|
||||
# 2. Redistributions in binary form must reproduce the above copyright
|
||||
# notice, this list of conditions and the following disclaimer in
|
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
|
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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||||
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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||||
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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-include $(TOPDIR)/.config
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-include $(TOPDIR)/Make.defs
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include $(APPDIR)/Make.defs
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# NuttX NX Graphics Example.
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ASRCS =
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CSRCS = tiff_addstrip.c tiff_finalize.c tiff_initialize.c tiff_utils.c
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AOBJS = $(ASRCS:.S=$(OBJEXT))
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COBJS = $(CSRCS:.c=$(OBJEXT))
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SRCS = $(ASRCS) $(CSRCS)
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OBJS = $(AOBJS) $(COBJS)
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ifeq ($(WINTOOL),y)
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BIN = "${shell cygpath -w $(APPDIR)/libapps$(LIBEXT)}"
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else
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BIN = "$(APPDIR)/libapps$(LIBEXT)"
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endif
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ROOTDEPPATH = --dep-path .
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# Common build
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VPATH =
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all: .built
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.PHONY: context clean depend distclean
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$(AOBJS): %$(OBJEXT): %.S
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$(call ASSEMBLE, $<, $@)
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$(COBJS): %$(OBJEXT): %.c
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$(call COMPILE, $<, $@)
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.built: $(OBJS)
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@( for obj in $(OBJS) ; do \
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$(call ARCHIVE, $(BIN), $${obj}); \
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done ; )
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@touch .built
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context:
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.depend: Makefile $(SRCS)
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@$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
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@touch $@
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depend: .depend
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clean:
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@rm -f *.o *~ .*.swp .built
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$(call CLEAN)
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distclean: clean
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@rm -f Make.dep .depend
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-include Make.dep
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@ -0,0 +1,96 @@
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/****************************************************************************
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* apps/graphics/tiff/tiff_addstrip.c
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
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* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <assert.h>
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#include <errno.h>
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#include <debug.h>
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#include <apps/tiff.h>
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#include "tiff_internal.h"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: tiff_addstrip
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*
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* Description:
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* Add an image data strip.
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*
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* Input Parameters:
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* info - A pointer to the caller allocated parameter passing/TIFF state instance.
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* buffer - A buffer containing a single row of data.
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* npixels - The number of pixels (not necessarily bytes) in the row of data.
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*
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* Returned Value:
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* Zero (OK) on success. A negated errno value on failure.
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*
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****************************************************************************/
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int tiff_addstrip(FAR struct tiff_info_s *info, FAR uint8_t *buffer,
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nxgl_coord_t npixels)
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{
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#warning "Missing logic"
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return -ENOSYS;
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}
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@ -0,0 +1,118 @@
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/****************************************************************************
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* apps/graphics/tiff/tiff_finalize.c
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
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* the documentation and/or other materials provided with the
|
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* distribution.
|
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* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <unistd.h>
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#include <assert.h>
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#include <errno.h>
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#include <debug.h>
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#include <apps/tiff.h>
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#include "tiff_internal.h"
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: tiff_finalize
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*
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* Description:
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* Finalize the TIFF output file, completing the TIFF file creation steps.
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*
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* Input Parameters:
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* info - A pointer to the caller allocated parameter passing/TIFF state
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* instance.
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*
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* Returned Value:
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* Zero (OK) on success. A negated errno value on failure.
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*
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****************************************************************************/
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int tiff_finalize(FAR struct tiff_info_s *info)
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{
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int ret = -EINVAL;
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DEBUGASSERT(info && info->outfd >= 0 && info->tmp1fd >= 0 && info->tmp2fd >= 0);
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/* Fix-up the StripOffsets and StripByteCounts IFD entries in the outfile */
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#warning "Missing logic"
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/* Append the StripOffsets and StripByteCounts entries to the outfile */
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#warning "Missing logic"
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/* Append the strip image data to the outfile */
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#warning "Missing logic"
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/* Close all files */
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(void)close(info->outfd);
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(void)close(info->tmp1fd);
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(void)close(info->tmp2fd);
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info->outfd = -1;
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info->tmp1fd = -1;
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info->tmp2fd = -1;
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/* And remove the temporary files */
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#warning "Missing logic"
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return ret;
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}
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@ -0,0 +1,190 @@
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/****************************************************************************
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* apps/graphics/tiff/tiff_initialize.c
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||||
*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <unistd.h>
|
||||
#include <fcntl.h>
|
||||
#include <assert.h>
|
||||
#include <errno.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <apps/tiff.h>
|
||||
|
||||
#include "tiff_internal.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Types
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: tiff_writeheader
|
||||
*
|
||||
* Description:
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||||
* Setup to create a new TIFF file.
|
||||
*
|
||||
* Input Parameters:
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||||
* info - A pointer to the caller allocated parameter passing/TIFF state instance.
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
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||||
****************************************************************************/
|
||||
|
||||
static inline int tiff_writeheader(FAR struct tiff_info_s *info)
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||||
{
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||||
struct tiff_header_s hdr;
|
||||
int ret;
|
||||
|
||||
/* 0-1: Byte order */
|
||||
|
||||
#ifdef CONFIG_ENDIAN_BIG
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||||
hdr.order[0] = 'M'; /* "MM"=big endian */
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||||
hdr.order[1] = 'M';
|
||||
#else
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||||
hdr.order[0] = 'I'; /* "II"=little endian */
|
||||
hdr.order[1] = 'I';
|
||||
#endif
|
||||
|
||||
/* 2-3: 42 in appropriate byte order */
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||||
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||||
tiff_put16(hdr.magic, 42);
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||||
|
||||
/* 4-7: Offset to the first IFD */
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||||
|
||||
tiff_put16(hdr.offset, sizeof(struct tiff_header_s));
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||||
|
||||
/* Write the header to the output file */
|
||||
|
||||
ret = tiff_write(info->outfd, &hdr, sizeof(struct tiff_header_s));
|
||||
if (ret == OK)
|
||||
{
|
||||
info->outsize = sizeof(struct tiff_header_s);
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: tiff_initialize
|
||||
*
|
||||
* Description:
|
||||
* Setup to create a new TIFF file.
|
||||
*
|
||||
* Input Parameters:
|
||||
* info - A pointer to the caller allocated parameter passing/TIFF state instance.
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int tiff_initialize(FAR struct tiff_info_s *info)
|
||||
{
|
||||
int ret = -EINVAL;
|
||||
|
||||
DEBUGASSERT(info && info->outfile && info->tmpfile1 && info->tmpfile2);
|
||||
|
||||
/* Open all output files */
|
||||
|
||||
info->outfd = open(info->outfile, O_WRONLY|O_CREAT|O_TRUNC, 0666);
|
||||
if (info->outfd < 0)
|
||||
{
|
||||
gdbg("Failed to open %s for writing: %d\n", info->outfile, errno);
|
||||
goto errout;
|
||||
}
|
||||
|
||||
info->tmp1fd = open(info->tmpfile1, O_WRONLY|O_CREAT|O_TRUNC, 0666);
|
||||
if (info->tmp1fd < 0)
|
||||
{
|
||||
gdbg("Failed to open %s for writing: %d\n", info->tmpfile1, errno);
|
||||
goto errout_with_outfd;
|
||||
}
|
||||
|
||||
info->tmp2fd = open(info->tmpfile1, O_WRONLY|O_CREAT|O_TRUNC, 0666);
|
||||
if (info->tmp2fd < 0)
|
||||
{
|
||||
gdbg("Failed to open %s for writing: %d\n", info->tmpfile1, errno);
|
||||
goto errout_with_tmp1fd;
|
||||
}
|
||||
|
||||
/* Write the TIFF header data to the outfile */
|
||||
|
||||
ret = tiff_writeheader(info);
|
||||
if (ret < 0)
|
||||
{
|
||||
goto errout_with_tmp2fd;
|
||||
}
|
||||
|
||||
/* Write the IFD data to the outfile */
|
||||
#warning "Missing Logic"
|
||||
return OK;
|
||||
|
||||
errout_with_tmp2fd:
|
||||
(void)close(info->tmp2fd);
|
||||
info->tmp2fd = -1;
|
||||
errout_with_tmp1fd:
|
||||
(void)close(info->tmp1fd);
|
||||
info->tmp1fd = -1;
|
||||
errout_with_outfd:
|
||||
(void)close(info->outfd);
|
||||
info->outfd = -1;
|
||||
errout:
|
||||
return ret;
|
||||
}
|
||||
|
||||
|
|
@ -0,0 +1,99 @@
|
|||
/****************************************************************************
|
||||
* apps/graphics/tiff/tiff_internal.h
|
||||
*
|
||||
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __APPS_GRPHICS_TIFF_TIFF_INTERNAL_H
|
||||
#define __APPS_GRPHICS_TIFF_TIFF_INTERNAL_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <stdint.h>
|
||||
|
||||
#include <nuttx/nx/nxglib.h>
|
||||
#include <apps/tiff.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
#define EXTERN extern "C"
|
||||
extern "C" {
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: tiff_write
|
||||
*
|
||||
* Description:
|
||||
* Write TIFF data to the specified file
|
||||
*
|
||||
* Input Parameters:
|
||||
* fd - Open file descriptor to write to
|
||||
* buffer - Read-only buffer containing the data to be written
|
||||
* count - The number of bytes to write
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
EXTERN int tiff_write(int fd, FAR void *buffer, size_t count);
|
||||
|
||||
#undef EXTERN
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __APPS_GRPHICS_TIFF_TIFF_INTERNAL_H */
|
||||
|
||||
|
|
@ -0,0 +1,171 @@
|
|||
/****************************************************************************
|
||||
* apps/graphics/tiff/tiff_utils.c
|
||||
*
|
||||
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
|
||||
#include <unistd.h>
|
||||
#include <assert.h>
|
||||
#include <errno.h>
|
||||
#include <debug.h>
|
||||
|
||||
#include <apps/tiff.h>
|
||||
|
||||
#include "tiff_internal.h"
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Types
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Private Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Functions
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: tiff_put16 and tiff_put32
|
||||
*
|
||||
* Description:
|
||||
* Put 16 and 32 values in the correct byte order at the specified position.
|
||||
*
|
||||
* Input Parameters:
|
||||
* dest - The location to store the multi-byte data
|
||||
* value - The value to be stored
|
||||
*
|
||||
* Returned Value:
|
||||
* None
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
void tiff_put16(FAR uint8_t *dest, uint16_t value)
|
||||
{
|
||||
#ifdef CONFIG_ENDIAN_BIG
|
||||
*dest++ = (uint8_t)(value >> 8);
|
||||
*dest = (uint8_t)(value & 0xff);
|
||||
#else
|
||||
*dest++ = (uint8_t)(value & 0xff);
|
||||
*dest = (uint8_t)(value >> 8);
|
||||
#endif
|
||||
}
|
||||
|
||||
void tiff_put32(FAR uint8_t *dest, uint32_t value)
|
||||
{
|
||||
#ifdef CONFIG_ENDIAN_BIG
|
||||
tiff_put16(dest, (uint16_t)(value >> 16));
|
||||
tiff_put16(dest+2, (uint16_t)(value & 0xffff));
|
||||
#else
|
||||
tiff_put16(dest, (uint16_t)(value & 0xffff));
|
||||
tiff_put16(dest+2, (uint16_t)(value >> 16));
|
||||
#endif
|
||||
}
|
||||
|
||||
/****************************************************************************
|
||||
* Name: tiff_write
|
||||
*
|
||||
* Description:
|
||||
* Write TIFF data to the specified file
|
||||
*
|
||||
* Input Parameters:
|
||||
* fd - Open file descriptor to write to
|
||||
* buffer - Read-only buffer containing the data to be written
|
||||
* count - The number of bytes to write
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
int tiff_write(int fd, FAR void *buffer, size_t count)
|
||||
{
|
||||
ssize_t nbytes;
|
||||
int errval;
|
||||
|
||||
/* This loop retries the write until either: (1) it completes successfully,
|
||||
* or (2) until an irrecoverble error occurs.
|
||||
*/
|
||||
|
||||
while (count > 0)
|
||||
{
|
||||
/* Do the write */
|
||||
|
||||
nbytes = write(fd, buffer, count);
|
||||
|
||||
/* Check for an error */
|
||||
|
||||
if (nbytes < 0)
|
||||
{
|
||||
/* EINTR is not an error.. this just means that the write was
|
||||
* interrupted by a signal.
|
||||
*/
|
||||
|
||||
errval = errno;
|
||||
if (errval != EINTR)
|
||||
{
|
||||
/* Other errors are bad news and we will break out with an error */
|
||||
|
||||
return -errval;
|
||||
}
|
||||
}
|
||||
|
||||
/* What if the the write returns some number of bytes other than the requested number? */
|
||||
|
||||
else
|
||||
{
|
||||
DEBUGASSERT(nbytes < count && nbytes != 0);
|
||||
count -= nbytes;
|
||||
}
|
||||
}
|
||||
|
||||
return OK;
|
||||
}
|
||||
|
||||
|
|
@ -0,0 +1,392 @@
|
|||
/************************************************************************************
|
||||
* apps/include/tiff.h
|
||||
*
|
||||
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* Reference:
|
||||
* "TIFF, Revision 6.0, Final," June 3, 1992, Adobe Developers Association.
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
*
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in
|
||||
* the documentation and/or other materials provided with the
|
||||
* distribution.
|
||||
* 3. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
||||
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
||||
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
||||
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
||||
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
#ifndef __APPS_INCLUDE_TIFF_H
|
||||
#define __APPS_INCLUDE_TIFF_H
|
||||
|
||||
/************************************************************************************
|
||||
* Included Files
|
||||
************************************************************************************/
|
||||
|
||||
#include <nuttx/config.h>
|
||||
#include <nuttx/nx/nxglib.h>
|
||||
|
||||
/************************************************************************************
|
||||
* Pre-Processor Definitions
|
||||
************************************************************************************/
|
||||
/* Configuration ********************************************************************/
|
||||
|
||||
/* TIFF File Format Definitions *****************************************************/
|
||||
/* Values for the IFD field type */
|
||||
|
||||
#define IFD_FIELD_BYTE 1 /* 8-bit unsigned integer */
|
||||
#define IFD_FIELD_ASCII 2 /* 8-bit byte that contains a 7-bit ASCII code.
|
||||
* The last byte must be NUL */
|
||||
#define IFD_FIELD_SHORT 3 /* 16-bit (2-byte) unsigned integer */
|
||||
#define IFD_FIELD_LONG 4 /* 32-bit (4-byte) unsigned integer */
|
||||
#define IFD_FIELD_RATIONAL 5 /* Two LONGs: the first represents the
|
||||
* numerator of a fraction, the second the
|
||||
* denominator */
|
||||
#define IFD_FIELD_SBYTE 6 /* An 8-bit signed (twos-complement) integer */
|
||||
#define IFD_FIELD_UNDEFINED 7 /* An 8-bit byte that may contain anything,
|
||||
* depending on the definition of the field */
|
||||
#define IFD_FIELD_SSHORT 8 /* A 16-bit (2-byte) signed (twos-complement)
|
||||
* integer */
|
||||
#define IFD_FIELD_SLONG 9 /* A 32-bit (4-byte) signed (twos-complement)
|
||||
* integer */
|
||||
#define IFD_FIELD_SRATIONAL 10 /* Two SLONG’s: the first represents the
|
||||
* numerator of a fraction, the second the
|
||||
* denominator */
|
||||
#define IFD_FIELD_FLOAT 11 /* Single precision (4-byte) IEEE format */
|
||||
#define IFD_FIELD_DOUBLE 12 /* Double precision (8-byte) IEEE format */
|
||||
|
||||
/* Values for the IFD tag type */
|
||||
|
||||
#define IFD_TAG_NEWSUBFILETYPE 254 /* NewSubfileType, LONG */
|
||||
# define TAG_SUBFILETYPE_REDUCED (1 << 0) /* Bit 0: Reduced resolution verson of image */
|
||||
# define TAG_SUBFILETYPE_SINGLE (1 << 1) /* Bit 1: Single page of a multi-page image */
|
||||
# define TAG_SUBFILETYPE_TRANSP (1 << 2) /* Bit 2: Defines a transparency mask for image */
|
||||
#define IFD_TAG_SUBFILETYPE 255 /* SubfileType, SHORT */
|
||||
# define TAG_SUBFILETYPE_FULL 1 /* Full-resolution image data */
|
||||
# define TAG_SUBFILETYPE_REDUCED 2 /* Reduced-resolution image data */
|
||||
# define TAG_SUBFILETYPE_SINGLE 3 /* Single page of a multi-page image */
|
||||
#define IFD_TAG_IMAGEWIDTH 256 /* ImageLength, SHORT or LONG (Required) */
|
||||
#define IFD_TAG_IMAGELENGTH 257 /* ImageWidth, SHORT or LONG (Required) */
|
||||
#define IFD_TAG_BITSPERSAMPLE 258 /* BitsPerSample, SHORT (Required
|
||||
* in greyscale and pallette-color image files) */
|
||||
#define IFD_TAG_COMPRESSION 259 /* Compression, SHORT (Required) */
|
||||
# define TAG_COMP_NONE 1 /* No compression */
|
||||
# define TAG_COMP_CCITT 2 /* CCITT Group 3 1-Dimensional Modified Huffman
|
||||
* run length encoding */
|
||||
# define TAG_COMP_T4 3 /* CCITT T.4 bi-level encoding */
|
||||
# define TAG_COMP_T6 4 /* CCITT T.6 bi-level encoding */
|
||||
# define TAG_COMP_LZW 5 /* LZW */
|
||||
# define TAG_COMP_JPEG 6 /* LZW */
|
||||
# define TAG_COMP_NONE 32773 /* PackBits compression */
|
||||
#define IFD_TAG_PMI 262 /* PhotometricInterpretation, SHORT (Required) */
|
||||
# define TAG_PMI_WHITE 0 /* WhiteIsZero */
|
||||
# define TAG_PMI_BLACK 1 /* BlackIsZero */
|
||||
# define TAG_PMI_RGB 2 /* RGB */
|
||||
# define TAG_PMI_PALETTE 3 /* Palette color */
|
||||
# define TAG_PMI_TRANSP 4 /* Transparency mask */
|
||||
# define TAG_PMI_CMYK 5 /* CMYK */
|
||||
# define TAG_PMI_YCbCr 6 /* YCbCr */
|
||||
# define TAG_PMI_CIELAB 8 /* 1976 CIE L*a*b* */
|
||||
#define IFD_TAG_THRESHHOLDING 263 /* Threshholding, SHORT */
|
||||
# define TAG_THRESHHOLD_NONE 1 /* No dithering or halftoning has been applied */
|
||||
# define TAG_THRESHHOLD_ORDERED 2 /* Ordered dither or halftone technique has been applied */
|
||||
# define TAG_THRESHHOLD_RANDOM 3 /* Randomized process has been applied */
|
||||
#define IFD_TAG_CELLWIDTH 264 /* CellWidth, SHORT */
|
||||
#define IFD_TAG_CELLLENGTH 265 /* CellLength, SHORT */
|
||||
#define IFD_TAG_FILLORDER 266 /* FillOrder, SHORT */
|
||||
# define TAG_FILLORDER_HIGH 1 /* Lower column values are stored in the
|
||||
* higher-order bits */
|
||||
# define TAG_FILLORDER_LOW 2 /* Lower column values are stored in the
|
||||
* lower-order bits */
|
||||
#define IFD_TAG_DOCUMENTNAME 269 /* DocumentName, ASCII */
|
||||
#define IFD_TAG_IMAGEDESCRIPTION 270 /* ImageDescription, ASCII */
|
||||
#define IFD_TAG_MAKE 271 /* Make, ASCII */
|
||||
#define IFD_TAG_MODEL 272 /* Model, ASCII */
|
||||
#define IFD_TAG_STRIPOFFSETS 273 /* StripOffsets, SHORT or LONG (Required) */
|
||||
#define IFD_TAG_ORIENTATION 274 /* Orientation, SHORT */
|
||||
# define TAG_ORIENTATION_TL 1 /* (0,0)=top left */
|
||||
# define TAG_ORIENTATION_TR 2 /* (0,0)=top right */
|
||||
# define TAG_ORIENTATION_BR 3 /* (0,0)=bottom right */
|
||||
# define TAG_ORIENTATION_BL 4 /* (0,0)=bottom left */
|
||||
# define TAG_ORIENTATION_LT 5 /* (0,0)=left top */
|
||||
# define TAG_ORIENTATION_RT 6 /* (0,0)=right top */
|
||||
# define TAG_ORIENTATION_RB 7 /* (0,0)=right bottom */
|
||||
# define TAG_ORIENTATION_LB 8 /* (0,0)=left bottom */
|
||||
#define IFD_TAG_SAMPLESPERPIXEL 277 /* SamplesPerPixel, SHORT (Required in
|
||||
* RGB full color files) */
|
||||
#define IFD_TAG_ROWSPERSTRIP 278 /* RowsPerStrip, SHORT or LONG (Required) */
|
||||
#define IFD_TAG_STRIPCOUNTS 279 /* StripByteCounts, SHORT or LONG (Required) */
|
||||
#define IFD_TAG_MINSAMPLEVALUE 280 /* MinSampleValue, SHORT */
|
||||
#define IFD_TAG_MAXSAMPLEVALUE 281 /* MaxSampleValue, SHORT */
|
||||
#define IFD_TAG_XRESOLUTION 282 /* XResolution, RATIONAL (Required) */
|
||||
#define IFD_TAG_YRESOLUTION 283 /* YResolution, RATIONAL (Required) */
|
||||
#define IFD_TAG_PLANARCONFIG 284 /* PlanarConfiguration, SHORT */
|
||||
# define TAG_PLCONFIG_CHUNKY 1 /* Chunky format */
|
||||
# define TAG_PLCONFIG_PLANAR 2 /* Planar format */
|
||||
#define IFD_TAG_PAGENAME 285 /* PageName, ASCII */
|
||||
#define IFD_TAG_XPOSITION 286 /* XPosition, RATIONAL */
|
||||
#define IFD_TAG_YPOSITION 287 /* YPosition, RATIONAL */
|
||||
#define IFD_TAG_FREEOFFSETS 288 /* FreeOffsets, LONG */
|
||||
#define IFD_TAG_FREEBYTECOUNTS 289 /* FreeByteCounts, LONG */
|
||||
#define IFD_TAG_GRAYRESPONSEUNIT 290 /* GrayResponseUnit, SHORT */
|
||||
# define TAG_GRAYRESPUNIT_10THS 1 /* Number represents tenths of a unit */
|
||||
# define TAG_GRAYRESPUNIT_100THS 2 /* Number represents hundredths of a unit */
|
||||
# define TAG_GRAYRESPUNIT_1KTHS 3 /* Number represents thousandths of a unit */
|
||||
# define TAG_GRAYRESPUNIT_10KTHS 4 /* Number represents ten-thousandths of a unit */
|
||||
# define TAG_GRAYRESPUNIT_100KTHS 5 /* Number represents hundred-thousandths of a unit */
|
||||
#define IFD_TAG_GRAYRESPONSECURVE 291 /* GrayResponseCurve, SHORT */
|
||||
#define IFD_TAG_T4OPTIONS 292 /* T4Options, LONG */
|
||||
# define TAG_T4OPTIONS_2D (1 << 0) /* 2-dimensional coding */
|
||||
# define TAG_T4OPTIONS_NONE (1 << 1) /* Uncompressed mode */
|
||||
# define TAG_T4OPTIONS_FILL (1 << 2) /* Fill bits have been added */
|
||||
#define IFD_TAG_T6OPTIONS 293 /* T6Options, LONG */
|
||||
# define TAG_T6OPTIONS_NONE (1 << 1) /* Uncompressed mode allowed */
|
||||
#define IFD_TAG_RESUNIT 296 /* ResolutionUnit, SHORT (Required) */
|
||||
# define TAG_RESUNIT_NONE 1 /* No absolute unit of measurement */
|
||||
# define TAG_RESUNIT_INCH 2 /* Inch (default) */
|
||||
# define TAG_RESUNIT_CENTIMETER 3 /* Centimeter */
|
||||
#define IFD_TAG_PAGENUMBER 297 /* PageNumber, SHORT */
|
||||
#define IFD_TAG_TRANSFERFUNCTION 301 /* TransferFunction, SHORT */
|
||||
#define IFD_TAG_SOFTWARE 305 /* Software, ASCII */
|
||||
#define IFD_TAG_DATETIME 306 /* DateTime, ASCII */
|
||||
#define IFD_TAG_ARTIST 315 /* Artist, ASCII */
|
||||
#define IFD_TAG_HOSTCOMPUTER 316 /* HostComputer, ASCII */
|
||||
#define IFD_TAG_PREDICTOR 317 /* Predictor SHORT */
|
||||
# define TAG_PREDICTOR_NONE 1 /* No prediction scheme used before coding */
|
||||
# define TAG_PREDICTOR_HORIZ 2 /* Horizontal differencing */
|
||||
#define IFD_TAG_WHITEPOINT 318 /* WhitePoint, RATIONAL */
|
||||
#define IFD_TAG_PRIMARYCHROMA 319 /* PrimaryChromaticities, RATIONAL */
|
||||
#define IFD_TAG_COLORMAP 320 /* ColorMap, SHORT (Required in palette
|
||||
* color image files) */
|
||||
#define IFD_TAG_HALFTONEHINTS 321 /* HalftoneHints, SHORT */
|
||||
#define IFD_TAG_TILEWIDTH 322 /* TileWidth, SHORT or LONG */
|
||||
#define IFD_TAG_TILELENGTH 323 /* TileLength, SHORT or LONG */
|
||||
#define IFD_TAG_TILEOFFSETS 324 /* TileOffsets, LONG */
|
||||
#define IFD_TAG_TILEBYTECOUNTS 325 /* TileByteCounts, SHORT or LONG */
|
||||
#define IFD_TAG_INKSET 332 /* InkSet, SHORT */
|
||||
# define TAG_INKSET_CMYK 1 /* CMYK */
|
||||
# define TAG_INKSET_OTHER 2 /* Not CMYK */
|
||||
#define IFD_TAG_INKNAMES 333 /* InkNames, ASCII */
|
||||
#define IFD_TAG_NUMBEROFINKS 334 /* NumberOfInks, SHORT */
|
||||
#define IFD_TAG_DOTRANGE 336 /* DotRange, BYTE or SHORT */
|
||||
#define IFD_TAG_TARGETPRINTER 337 /* TargetPrinter, ASCII */
|
||||
#define IFD_TAG_EXTRASAMPLES 338 /* ExtraSamples, SHORT */
|
||||
# define TAG_EXTSAMP_UNSPEC 0 /* Unspecified */
|
||||
# define TAG_EXTSAMP_ASSOCALPHA 1 /* Associated alpha data */
|
||||
# define TAG_EXTSAMP_UNASSALPHA 2 /* Unassociated alpha data */
|
||||
#define IFD_TAG_SAMPLEFORMAT 339 /* SampleFormat, SHORT */
|
||||
# define TAG_SAMPLEFMT_UNSIGED 1 /* Unsigned integer data */
|
||||
# define TAG_SAMPLEFMT_SIGNED 2 /* Two’s complement signed integer data */
|
||||
# define TAG_SAMPLEFMT_FLOAT 3 /* IEEE floating point data */
|
||||
# define TAG_SAMPLEFMT_UNDEFINED 4 /* Undefined data format */
|
||||
#define IFD_TAG_SMINSAMPLEVALUE 340 /* SMinSampleValue, type matches sample data */
|
||||
#define IFD_TAG_SMAXSAMPLEVALUE 341 /* SMaxSampleValue, type matches sample data */
|
||||
#define IFD_TAG_TRANSFERRANGE 342 /* TransferRange, SHORT */
|
||||
#define IFD_TAG_JPEGPROC 512 /* JPEGProc, SHORT */
|
||||
#define IFD_TAG_JPEGFMT 513 /* JPEGInterchangeFormat, LONG */
|
||||
#define IFD_TAG_JPEGLENGTH 514 /* JPEGInterchangeFormatLength, LONG */
|
||||
#define IFD_TAG_JPEGRESTART 515 /* JPEGRestartInterval, SHORT */
|
||||
#define IFD_TAG_JPEGLLPREDICTORS 517 /* JPEGLosslessPredictors, SHORT */
|
||||
#define IFD_TAG_JPEGPOINTXFORMS 518 /* JPEGPointTransforms, SHORT */
|
||||
#define IFD_TAG_JPEGQTABLES 519 /* JPEGQTables, LONG */
|
||||
#define IFD_TAG_JPEGDCTABLES 520 /* JPEGDCTables, LONG */
|
||||
#define IFD_TAG_JPEGACTABLES 521 /* JPEGACTables, LONG */
|
||||
#define IFD_TAG_YCbCrCOEFFS 529 /* YCbCrCoefficients, RATIONAL */
|
||||
#define IFD_TAG_YCbCrSUBSAMPLING 530 /* YCbCrSubSampling, SHORT */
|
||||
#define IFD_TAG_YCbCrPOSITIONING 531 /* YCbCrPositioning, SHORT */
|
||||
#define IFD_TAG_REFERENCEBW 532 /* ReferenceBlackWhite, RATIONAL */
|
||||
#define IFD_TAG_COPYRIGHT 33432 /* Copyright, ASCII */
|
||||
|
||||
/************************************************************************************
|
||||
* Public Types
|
||||
************************************************************************************/
|
||||
/* TIFF File Format Structure *******************************************************/
|
||||
/* "A TIFF file begins with an 8-byte image file header that points to an
|
||||
* image file directory (IFD). An image file directory contains information
|
||||
* about the image, as well as pointers to the actual image data."
|
||||
*/
|
||||
|
||||
struct tiff_header_s
|
||||
{
|
||||
uint8_t order[2]; /* 0-1: Byte order: "II"=little endian, "MM"=big endian */
|
||||
uint8_t magic[2]; /* 2-3: 42 in appropriate byte order */
|
||||
uint8_t offset[4]; /* 4-7: Offset to the first IFD */
|
||||
};
|
||||
|
||||
/* "An Image File Directory (IFD) consists of a 2-byte count of the number
|
||||
* of directory entries (i.e., the number of fields), followed by a sequence
|
||||
* of 12-byte field entries, followed by a 4-byte offset of the next IFD (or
|
||||
* 0 if none).
|
||||
*
|
||||
* Each 12-byte IFD entry has the following format:
|
||||
*/
|
||||
|
||||
struct tiff_ifdentry_s
|
||||
{
|
||||
uint8_t tag[2]; /* 0-1: The Tag that identifies the field */
|
||||
uint8_t type[2]; /* 2-3 The field Type */
|
||||
uint8_t count[4]; /* 4-7: The number of values of the indicated type */
|
||||
uint8_t offset[4]; /* 8-11: The Value Offset (or the value itself) */
|
||||
};
|
||||
|
||||
/************************************************************************************/
|
||||
/* Structures needed to interface with the TIFF file creation library )and also
|
||||
* structures used only internally by the TIFF file creation library).
|
||||
*/
|
||||
|
||||
/* This structure describes on strip in tmpfile2 */
|
||||
|
||||
struct tiff_strip_s
|
||||
{
|
||||
uint32_t offset; /* Offset to the strip data in tmpfile1 */
|
||||
uint32_t count; /* Count of pixels in the strip */
|
||||
};
|
||||
|
||||
/* These type is used to hold information about the TIFF file under
|
||||
* construction
|
||||
*/
|
||||
|
||||
struct tiff_info_s
|
||||
{
|
||||
/* The first fields are used to pass information to the TIFF file creation
|
||||
* logic via tiff_initialize().
|
||||
*
|
||||
* Filenames. Three file names are required. (1) path to the final
|
||||
* output file and (2) two paths to temporary files. One temporary file
|
||||
* (tmpfile1) will be used to hold the strip image data and the other
|
||||
* (tmpfile2) will be used to hold strip offset and count information.
|
||||
*/
|
||||
|
||||
FAR const char *outfile; /* Full path to the final output file name */
|
||||
FAR const char *tmpfile1; /* Full path to first temporary file */
|
||||
FAR const char *tmpfile2; /* Full path to second temporary file */
|
||||
|
||||
/* The second set of fields are used only internally by the TIFF file
|
||||
* creation logic. These fields must be set to zero initially by the
|
||||
* caller of tiff_initialize(). User logic should not depend upon any
|
||||
* definitions in the following -- they are subject to change without
|
||||
* notice.
|
||||
*/
|
||||
|
||||
nxgl_coord_t nstrips; /* Number of strips in tmpfile3 */
|
||||
int outfd; /* outfile file descriptor */
|
||||
int tmp1fd; /* tmpfile1 file descriptor */
|
||||
int tmp2fd; /* tmpfile2 file descriptor */
|
||||
off_t outsize; /* Current size of outfile */
|
||||
off_t tmp1size; /* Current size of tmpfile1 */
|
||||
off_t sooffset; /* Offset to StripOffsets IFD entry in outfile */
|
||||
off_t sbcffset; /* Offset to StripByteCounts IFD entry in outfile */
|
||||
};
|
||||
|
||||
/************************************************************************************
|
||||
* Public Function Prototypes
|
||||
************************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
#define EXTERN extern "C"
|
||||
extern "C" {
|
||||
#else
|
||||
#define EXTERN extern
|
||||
#endif
|
||||
|
||||
/************************************************************************************
|
||||
* Name: tiff_initialize
|
||||
*
|
||||
* Description:
|
||||
* Setup to create a new TIFF file. The overall steps to creating a TIFF file are
|
||||
* as follows:
|
||||
*
|
||||
* 1) Create an initialize a struct tiff_info_s instance
|
||||
* 2) Call tiff_initialize() to setup the file creation
|
||||
* 3) Call tiff_addstrip() repeatedly to add strips to the graphic image
|
||||
* 4) Call tiff_finalize() to complete the file creation.
|
||||
*
|
||||
* Input Parameters:
|
||||
* info - A pointer to the caller allocated parameter passing/TIFF state instance.
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN int tiff_initialize(FAR struct tiff_info_s *info);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: tiff_addstrip
|
||||
*
|
||||
* Description:
|
||||
* Add an image data strip.
|
||||
*
|
||||
* Input Parameters:
|
||||
* info - A pointer to the caller allocated parameter passing/TIFF state instance.
|
||||
* buffer - A buffer containing a single row of data.
|
||||
* npixels - The number of pixels (not necessarily bytes) in the row of data.
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN int tiff_addstrip(FAR struct tiff_info_s *info, FAR uint8_t *buffer,
|
||||
nxgl_coord_t npixels);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: tiff_finalize
|
||||
*
|
||||
* Description:
|
||||
* Finalize the TIFF output file, completing the TIFF file creation steps.
|
||||
*
|
||||
* Input Parameters:
|
||||
* info - A pointer to the caller allocated parameter passing/TIFF state instance.
|
||||
*
|
||||
* Returned Value:
|
||||
* Zero (OK) on success. A negated errno value on failure.
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN int tiff_finalize(FAR struct tiff_info_s *info);
|
||||
|
||||
/************************************************************************************
|
||||
* Name: tiff_put16 and tiff_put32
|
||||
*
|
||||
* Description:
|
||||
* Put 16 and 32 values in the correct byte order at the specified position.
|
||||
*
|
||||
* Input Parameters:
|
||||
* dest - The location to store the multi-byte data
|
||||
* value - The value to be stored
|
||||
*
|
||||
* Returned Value:
|
||||
* None
|
||||
*
|
||||
************************************************************************************/
|
||||
|
||||
EXTERN void tiff_put16(FAR uint8_t *dest, uint16_t value);
|
||||
EXTERN void tiff_put32(FAR uint8_t *dest, uint32_t value);
|
||||
|
||||
#undef EXTERN
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __APPS_INCLUDE_TIFF_H */
|
||||
|
|
@ -181,5 +181,5 @@ EXTERN int nxsu_mousereport(struct nxbe_window_s *wnd);
|
|||
}
|
||||
#endif
|
||||
|
||||
#endif /* __GRAPHICS_NSMU_NXFE_H */
|
||||
#endif /* __GRAPHICS_NXSU_NXFE_H */
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue