diff --git a/.gitignore b/.gitignore
index 7e1d434..d0c7f1d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ sane-backends-1.0.21.tar.gz
 /sane-backends-1.0.24.tar.gz
 /sane-backends-1.0.25.tar.gz
 /sane-backends-1.0.27.tar.gz
+/sane-backends-1.0.28.tar.gz
diff --git a/0001-mustek_usb2-Avoid-stack-smashing.-Fixes-35.patch b/0001-mustek_usb2-Avoid-stack-smashing.-Fixes-35.patch
deleted file mode 100644
index 2c36b8a..0000000
--- a/0001-mustek_usb2-Avoid-stack-smashing.-Fixes-35.patch
+++ /dev/null
@@ -1,88 +0,0 @@
-From 93340afddfbc4085a5297fe635b65dd7f7f3ef05 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Bernhard=20=C3=9Cbelacker?= <bernhardu@mailbox.org>
-Date: Mon, 17 Dec 2018 00:05:43 +0100
-Subject: [PATCH] mustek_usb2: Avoid stack smashing.  Fixes #35
-
-Use a properly sized variable in call to sanei_usb_{read,write}_bulk.
-
-Debian-Bug: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=886777
-Debian-Bug: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=907972
----
- backend/mustek_usb2_asic.c | 18 ++++++++++++++----
- 1 file changed, 14 insertions(+), 4 deletions(-)
-
-diff --git a/backend/mustek_usb2_asic.c b/backend/mustek_usb2_asic.c
-index b5f3b0a4..b31c7494 100644
---- a/backend/mustek_usb2_asic.c
-+++ b/backend/mustek_usb2_asic.c
-@@ -255,6 +255,7 @@ Mustek_DMARead (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-   STATUS status = STATUS_GOOD;
-   unsigned int i, buf[1];
-   unsigned int read_size;
-+  size_t read_size_usb;
- 
-   DBG (DBG_ASIC, "Mustek_DMARead: Enter\n");
- 
-@@ -268,9 +269,11 @@ Mustek_DMARead (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-       SetRWSize (chip, 1, buf[0]);
-       status = WriteIOControl (chip, 0x03, 0, 4, (SANE_Byte *) (buf));
- 
-+      read_size_usb = buf[0];
-       status =
- 	sanei_usb_read_bulk (chip->fd, lpdata + i * read_size,
--			     (size_t *) buf);
-+                             &read_size_usb);
-+      buf[0] = read_size_usb;
-       if (status != STATUS_GOOD)
- 	{
- 	  DBG (DBG_ERR, "Mustek_DMARead: read error\n");
-@@ -284,9 +287,11 @@ Mustek_DMARead (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-       SetRWSize (chip, 1, buf[0]);
-       status = WriteIOControl (chip, 0x03, 0, 4, (SANE_Byte *) (buf));
- 
-+      read_size_usb = buf[0];
-       status =
- 	sanei_usb_read_bulk (chip->fd, lpdata + i * read_size,
--			     (size_t *) buf);
-+                             &read_size_usb);
-+      buf[0] = read_size_usb;
-       if (status != STATUS_GOOD)
- 	{
- 	  DBG (DBG_ERR, "Mustek_DMARead: read error\n");
-@@ -307,6 +312,7 @@ Mustek_DMAWrite (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-   unsigned int buf[1];
-   unsigned int i;
-   unsigned int write_size;
-+  size_t write_size_usb;
- 
-   DBG (DBG_ASIC, "Mustek_DMAWrite: Enter:size=%d\n", size);
- 
-@@ -320,9 +326,11 @@ Mustek_DMAWrite (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-       SetRWSize (chip, 0, buf[0]);
-       WriteIOControl (chip, 0x02, 0, 4, (SANE_Byte *) buf);
- 
-+      write_size_usb = buf[0];
-       status =
- 	sanei_usb_write_bulk (chip->fd, lpdata + i * write_size,
--			      (size_t *) buf);
-+                              &write_size_usb);
-+      buf[0] = write_size_usb;
-       if (status != STATUS_GOOD)
- 	{
- 	  DBG (DBG_ERR, "Mustek_DMAWrite: write error\n");
-@@ -337,9 +345,11 @@ Mustek_DMAWrite (PAsic chip, unsigned int size, SANE_Byte * lpdata)
-       SetRWSize (chip, 0, buf[0]);
-       WriteIOControl (chip, 0x02, 0, 4, (SANE_Byte *) buf);
- 
-+      write_size_usb = buf[0];
-       status =
- 	sanei_usb_write_bulk (chip->fd, lpdata + i * write_size,
--			      (size_t *) buf);
-+                              &write_size_usb);
-+      buf[0] = write_size_usb;
-       if (status != STATUS_GOOD)
- 	{
- 	  DBG (DBG_ERR, "Mustek_DMAWrite: write error\n");
--- 
-2.20.1
-
diff --git a/0001-pixma-new-scanner-CanoScan-LIDE-300.patch b/0001-pixma-new-scanner-CanoScan-LIDE-300.patch
deleted file mode 100644
index 43d3a66..0000000
--- a/0001-pixma-new-scanner-CanoScan-LIDE-300.patch
+++ /dev/null
@@ -1,72 +0,0 @@
-diff --git a/backend/pixma_mp150.c b/backend/pixma_mp150.c
-index dca0965..4eaea9c 100644
---- a/backend/pixma_mp150.c
-+++ b/backend/pixma_mp150.c
-@@ -241,6 +241,7 @@
- #define MG3000_PID 0x180b
- #define E470_PID 0x180c
- #define G3000_PID 0x181d
-+#define LIDE300_PID 0x1913  /* tested */
- 
- /* Generation 4 XML messages that encapsulates the Pixma protocol messages */
- #define XML_START_1   \
-@@ -977,6 +978,14 @@ handle_interrupt (pixma_t * s, int timeout)
-     if (buf[7] & 2)
-       s->events = PIXMA_EV_BUTTON2 | buf[11] | buf[10]<<8 | buf[12]<<16;    /* b/w scan */
-   }
-+  else if (s->cfg->pid == LIDE300_PID)
-+  /* unknown value in buf[4]
-+   * target in buf[0x13]
-+   * always set button-1 */
-+  {
-+    if (buf[0x13])
-+      s->events = PIXMA_EV_BUTTON1 | buf[0x13];
-+  }
-   else
-   /* button no. in buf[0]
-    * original in buf[0]
-@@ -1331,7 +1340,8 @@ mp150_check_param (pixma_t * s, pixma_scan_param_t * sp)
-   if ((s->cfg->cap & PIXMA_CAP_ADF) && sp->source == PIXMA_SOURCE_FLATBED)
-     sp->h = MIN (sp->h, 877 * sp->xdpi / 75);
-     
--  if (sp->source == PIXMA_SOURCE_TPU)
-+  if (sp->source == PIXMA_SOURCE_TPU
-+      || s->cfg->pid == LIDE300_PID)
-     {
-       uint8_t k;
- 
-@@ -1864,6 +1874,7 @@ const pixma_config_t pixma_mp150_devices[] = {
-   DEVICE ("Canon PIXMA MG3000 Series", "MG3000", MG3000_PID, 600, 0, 0, 638, 877, PIXMA_CAP_CIS),
-   DEVICE ("Canon PIXMA E470 Series", "E470", E470_PID, 600, 0, 0, 638, 877, PIXMA_CAP_CIS),
-   DEVICE ("Canon PIXMA G4000 Series", "G3000", G3000_PID, 600, 0, 0, 638, 877, PIXMA_CAP_CIS),
-+  DEVICE ("CanoScan LiDE 300", "LIDE300", LIDE300_PID, 4800, 0, 0, 638, 877, PIXMA_CAP_CIS),
- 
-   END_OF_DEVICE_LIST
- };
-diff --git a/doc/descriptions/pixma.desc b/doc/descriptions/pixma.desc
-index ad33faa..b610a71 100644
---- a/doc/descriptions/pixma.desc
-+++ b/doc/descriptions/pixma.desc
-@@ -1162,3 +1162,9 @@
- :usbid "0x04a9" "0x190d"
- :status :complete
- :comment "Full flatbed support up to 4800DPI (Note: flatbed does not have 9600DPI capability). Full TPU support (negatives, slides and infrared) up to 9600DPI."
-+
-+:model "CanoScan LiDE 300"
-+:interface "USB"
-+:usbid "0x04a9" "0x1913"
-+:status :complete
-+:comment "Support up to 4800DPI (Note: does not have less than 300DPI support)"
-diff --git a/doc/sane-pixma.man b/doc/sane-pixma.man
-index 1058e92..9c23b9d 100644
---- a/doc/sane-pixma.man
-+++ b/doc/sane-pixma.man
-@@ -67,6 +67,8 @@ imageRUNNER 1020/1024/1025
- .br
- CanoScan 8800F, 9000F, 9000F Mark II
- .br
-+CanoScan LiDE 300
-+.br
- MAXIFY MB5000 (ADF is not working)
- .RE
- .PP
diff --git a/sane-backends-1.0.23-soname.patch b/sane-backends-1.0.23-soname.patch
index 04ad829..c7b5378 100644
--- a/sane-backends-1.0.23-soname.patch
+++ b/sane-backends-1.0.23-soname.patch
@@ -1,36 +1,18 @@
-From 031cd8dd376ed6537afd06ca5aec5e67f5da0489 Mon Sep 17 00:00:00 2001
-From: Nils Philippsen <nils@redhat.com>
-Date: Fri, 31 Aug 2012 16:14:49 +0200
-Subject: [PATCH] patch: soname
-
-Squashed commit of the following:
-
-commit 2035ced803168210a70c4946814440764e5d0186
-Author: Nils Philippsen <nils@redhat.com>
-Date:   Fri Aug 31 16:13:51 2012 +0200
-
-    don't use the same SONAME for backend libs and main lib
----
- ltmain.sh | 19 -------------------
- 1 file changed, 19 deletions(-)
-
-diff --git a/ltmain.sh b/ltmain.sh
-index f3eb4c8..17d1508 100755
---- a/ltmain.sh
-+++ b/ltmain.sh
-@@ -8101,25 +8101,6 @@ EOF
+diff -up sane-backends-1.0.28/ltmain.sh.soname sane-backends-1.0.28/ltmain.sh
+--- sane-backends-1.0.28/ltmain.sh.soname	2019-09-12 09:57:10.979802716 +0200
++++ sane-backends-1.0.28/ltmain.sh	2019-09-12 10:27:21.719895206 +0200
+@@ -9615,23 +9615,6 @@ EOF
  	  dlname=$soname
  	fi
  
--	# Local change for sane-backends: internal name for every lib
--	# is "libsane" not "libsane-backendname". So linking to each
--	# backend is possible. Also the following test was moved to this
--	# location.
 -	# If -module or -export-dynamic was specified, set the dlname
 -	if test "$module" = yes || test "$export_dynamic" = yes; then
 -	  # On all known operating systems, these are identical.
 -	  dlname="$soname"
 -	fi
+-
+-	# On sane-backends the internal name for every lib is "libsane"
+-	# not "libsane-backendname" so that linking to each backend is possible.
 -	case $host in
 -	  *mingw*)
 -	    ;;
@@ -39,11 +21,7 @@ index f3eb4c8..17d1508 100755
 -	  *)
 -	    soname=`echo $soname | sed -e "s/libsane-[A-Za-z_0-9]*/libsane/g"`
 -	esac
--	# End of local change
 -
- 	lib="$output_objdir/$realname"
+ 	lib=$output_objdir/$realname
  	linknames=
  	for link
--- 
-1.7.11.4
-
diff --git a/sane-backends-canon-lide-100.patch b/sane-backends-canon-lide-100.patch
deleted file mode 100644
index 504f9e6..0000000
--- a/sane-backends-canon-lide-100.patch
+++ /dev/null
@@ -1,17 +0,0 @@
-diff -up sane-backends-1.0.27/backend/genesys.c.canon-lide-100 sane-backends-1.0.27/backend/genesys.c
---- sane-backends-1.0.27/backend/genesys.c.canon-lide-100	2018-02-01 10:37:26.160044539 +0100
-+++ sane-backends-1.0.27/backend/genesys.c	2018-02-01 10:45:44.616653277 +0100
-@@ -2070,11 +2070,9 @@ genesys_white_shading_calibration (Genes
-   dev->model->cmd_set->set_lamp_power (dev, dev->calib_reg, SANE_TRUE);
-   dev->model->cmd_set->set_motor_power (dev->calib_reg, motor);
- 
--  /* if needed, go back before doin next scan, by using rewind, registers and
--   * slopes table are kept intact from previous scan */
--  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK && dev->model->cmd_set->rewind)
-+  if (dev->model->flags & GENESYS_FLAG_SHADING_REPARK)
-     {
--      status = dev->model->cmd_set->rewind (dev);
-+      status = dev->model->cmd_set->slow_back_home (dev, SANE_TRUE);
-     }
- 
-   status =
diff --git a/sane-backends-revert-samsung-patch.patch b/sane-backends-revert-samsung-patch.patch
deleted file mode 100644
index af3e141..0000000
--- a/sane-backends-revert-samsung-patch.patch
+++ /dev/null
@@ -1,406 +0,0 @@
-From 9b13d4c18b2424eaed02b72a928e9607921ec265 Mon Sep 17 00:00:00 2001
-From: Bernard Cafarelli <bernard.cafarelli@gmail.com>
-Date: Tue, 17 Apr 2018 22:43:15 +0200
-Subject: [PATCH] Revert "Color scanning for Samsung models, which support JPEG
- Lossy compression."
-
-This reverts commit 926bfade544de4a4fd5f1a8082b85a97e2443770, leaving
-the new IDs in.
-As tracked in #315876, this breaks scanning with multiple Samsung scanners
-
-Conflicts:
-	backend/xerox_mfp.c
-	backend/xerox_mfp.h
-	doc/descriptions/xerox_mfp.desc
----
- backend/Makefile.am             |   2 +-
- backend/Makefile.in             |   7 +-
- backend/xerox_mfp.c             | 193 +-------------------------------
- backend/xerox_mfp.h             |   5 -
- doc/descriptions/xerox_mfp.desc |  10 +-
- 5 files changed, 14 insertions(+), 203 deletions(-)
-
-diff --git a/backend/Makefile.am b/backend/Makefile.am
-index 18695a4a..3225b133 100644
---- a/backend/Makefile.am
-+++ b/backend/Makefile.am
-@@ -1086,7 +1086,7 @@ libxerox_mfp_la_CPPFLAGS = $(AM_CPPFLAGS) -DBACKEND_NAME=xerox_mfp
- nodist_libsane_xerox_mfp_la_SOURCES = xerox_mfp-s.c
- libsane_xerox_mfp_la_CPPFLAGS = $(AM_CPPFLAGS) -DBACKEND_NAME=xerox_mfp
- libsane_xerox_mfp_la_LDFLAGS = $(DIST_SANELIBS_LDFLAGS)
--libsane_xerox_mfp_la_LIBADD = $(COMMON_LIBS) libxerox_mfp.la ../sanei/sanei_init_debug.lo ../sanei/sanei_constrain_value.lo ../sanei/sanei_config.lo  sane_strstatus.lo @SANEI_SANEI_JPEG_LO@ $(JPEG_LIBS) ../sanei/sanei_usb.lo ../sanei/sanei_tcp.lo $(MATH_LIB) $(SOCKET_LIBS) $(USB_LIBS) $(RESMGR_LIBS)
-+libsane_xerox_mfp_la_LIBADD = $(COMMON_LIBS) libxerox_mfp.la ../sanei/sanei_init_debug.lo ../sanei/sanei_constrain_value.lo ../sanei/sanei_config.lo  sane_strstatus.lo ../sanei/sanei_usb.lo ../sanei/sanei_tcp.lo $(MATH_LIB) $(SOCKET_LIBS) $(USB_LIBS) $(RESMGR_LIBS)
- EXTRA_DIST += xerox_mfp.conf.in
- 
- libdll_preload_la_SOURCES =  dll.c
-diff --git a/backend/Makefile.in b/backend/Makefile.in
-index d1dca4a2..2643bb77 100644
---- a/backend/Makefile.in
-+++ b/backend/Makefile.in
-@@ -1430,10 +1430,9 @@ libsane_v4l_la_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC \
- libsane_xerox_mfp_la_DEPENDENCIES = $(COMMON_LIBS) libxerox_mfp.la \
- 	../sanei/sanei_init_debug.lo ../sanei/sanei_constrain_value.lo \
- 	../sanei/sanei_config.lo sane_strstatus.lo \
--	$(am__DEPENDENCIES_1) ../sanei/sanei_usb.lo \
--	../sanei/sanei_tcp.lo $(am__DEPENDENCIES_1) \
-+	../sanei/sanei_usb.lo ../sanei/sanei_tcp.lo \
- 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
--	$(am__DEPENDENCIES_1)
-+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
- nodist_libsane_xerox_mfp_la_OBJECTS =  \
- 	libsane_xerox_mfp_la-xerox_mfp-s.lo
- libsane_xerox_mfp_la_OBJECTS = $(nodist_libsane_xerox_mfp_la_OBJECTS)
-@@ -2754,7 +2753,7 @@ libxerox_mfp_la_CPPFLAGS = $(AM_CPPFLAGS) -DBACKEND_NAME=xerox_mfp
- nodist_libsane_xerox_mfp_la_SOURCES = xerox_mfp-s.c
- libsane_xerox_mfp_la_CPPFLAGS = $(AM_CPPFLAGS) -DBACKEND_NAME=xerox_mfp
- libsane_xerox_mfp_la_LDFLAGS = $(DIST_SANELIBS_LDFLAGS)
--libsane_xerox_mfp_la_LIBADD = $(COMMON_LIBS) libxerox_mfp.la ../sanei/sanei_init_debug.lo ../sanei/sanei_constrain_value.lo ../sanei/sanei_config.lo  sane_strstatus.lo @SANEI_SANEI_JPEG_LO@ $(JPEG_LIBS) ../sanei/sanei_usb.lo ../sanei/sanei_tcp.lo $(MATH_LIB) $(SOCKET_LIBS) $(USB_LIBS) $(RESMGR_LIBS)
-+libsane_xerox_mfp_la_LIBADD = $(COMMON_LIBS) libxerox_mfp.la ../sanei/sanei_init_debug.lo ../sanei/sanei_constrain_value.lo ../sanei/sanei_config.lo  sane_strstatus.lo ../sanei/sanei_usb.lo ../sanei/sanei_tcp.lo $(MATH_LIB) $(SOCKET_LIBS) $(USB_LIBS) $(RESMGR_LIBS)
- libdll_preload_la_SOURCES = dll.c
- libdll_preload_la_CPPFLAGS = $(AM_CPPFLAGS) -DBACKEND_NAME=dll -DENABLE_PRELOAD
- libdll_la_SOURCES = dll.c
-diff --git a/backend/xerox_mfp.c b/backend/xerox_mfp.c
-index 8b8c8956..d37a6237 100644
---- a/backend/xerox_mfp.c
-+++ b/backend/xerox_mfp.c
-@@ -33,9 +33,6 @@
- #include "../include/sane/sanei_usb.h"
- #include "../include/sane/sanei_config.h"
- #include "../include/sane/sanei_backend.h"
--#ifdef HAVE_LIBJPEG
--#include <jpeglib.h>
--#endif
- #include "xerox_mfp.h"
- 
- #define BACKEND_BUILD 13
-@@ -93,128 +90,6 @@ static char *str_cmd(int cmd)
- }
- 
- #define MAX_DUMP 70
--const char *encTmpFileName = "/tmp/stmp_enc.tmp";
--
--static int decompress(struct device __sane_unused__ *dev,
--                      const char __sane_unused__ *infilename)
--{
--#ifdef HAVE_LIBJPEG
--    int rc;
--    int row_stride, width, height, pixel_size;
--    struct jpeg_decompress_struct cinfo;
--    struct jpeg_error_mgr jerr;
--    unsigned long bmp_size = 0;
--    FILE *pInfile = NULL;
--    JSAMPARRAY buffer;
--
--    if ((pInfile = fopen(infilename, "rb")) == NULL) {
--        fprintf(stderr, "can't open %s\n", infilename);
--        return -1;
--    }
--
--    cinfo.err = jpeg_std_error(&jerr);
--
--    jpeg_create_decompress(&cinfo);
--
--    jpeg_stdio_src(&cinfo, pInfile);
--
--    rc = jpeg_read_header(&cinfo, TRUE);
--    if (rc != 1) {
--        jpeg_destroy_decompress(&cinfo);
--        fclose(pInfile);
--        return -1;
--    }
--
--    jpeg_start_decompress(&cinfo);
--
--    width = cinfo.output_width;
--    height = cinfo.output_height;
--    pixel_size = cinfo.output_components;
--    bmp_size = width * height * pixel_size;
--    dev->decDataSize = bmp_size;
--
--    row_stride = width * pixel_size;
--
--    buffer = (*cinfo.mem->alloc_sarray)
--             ((j_common_ptr) &cinfo, JPOOL_IMAGE, row_stride, 1);
--
--    while (cinfo.output_scanline < cinfo.output_height) {
--        buffer[0] = dev->decData + \
--                    (cinfo.output_scanline) * row_stride;
--        jpeg_read_scanlines(&cinfo, buffer, 1);
--    }
--    jpeg_finish_decompress(&cinfo);
--    jpeg_destroy_decompress(&cinfo);
--    fclose(pInfile);
--    return 0;
--#else
--    return -1;
--#endif
--}
--
--static int copy_decompress_data(struct device *dev, unsigned char *pDest, int maxlen, int *destLen)
--{
--    int data_size = 0;
--    size_t result = 0, retVal = 0;
--
--
--    if (0 == dev->decDataSize) {
--        *destLen = 0;
--        return retVal;
--    }
--    data_size = dev->decDataSize - dev->currentDecDataIndex;
--    if (data_size > maxlen) {
--        data_size = maxlen;
--    }
--    memcpy(pDest, dev->decData+dev->currentDecDataIndex, data_size);
--    result = data_size;
--    *destLen = result;
--    dev->currentDecDataIndex += result;
--    retVal = result;
--
--    if (dev->decDataSize == dev->currentDecDataIndex) {
--        dev->currentDecDataIndex = 0;
--        dev->decDataSize = 0;
--    }
--
--    return retVal;
--}
--
--static int decompress_tempfile(struct device *dev)
--{
--    decompress(dev, encTmpFileName);
--    remove(encTmpFileName);
--    return 0;
--}
--
--static int dump_to_tmp_file(struct device *dev)
--{
--    unsigned char *pSrc = dev->data;
--    int srcLen = dev->datalen;
--    FILE *pInfile;
--    if ((pInfile = fopen(encTmpFileName, "a")) == NULL) {
--        fprintf(stderr, "can't open %s\n", encTmpFileName);
--        return 0;
--    }
--
--    fwrite(pSrc, 1, srcLen, pInfile);
--    fclose(pInfile);
--    return srcLen;
--}
--
--static int isSupportedDevice(struct device __sane_unused__ *dev)
--{
--#ifdef HAVE_LIBJPEG
--    /* Checking device which supports JPEG Lossy compression for color scanning*/
--    if (dev->compressionTypes & (1 << 6))
--        return 1;
--    else
--        return 0;
--#else
--    return 0;
--#endif
--}
--
- static void dbg_dump(struct device *dev)
- {
-     int i;
-@@ -639,11 +514,9 @@ static void set_parameters(struct device *dev)
-     dev->para.pixels_per_line = dev->win_width / px_to_len;
-     dev->para.bytes_per_line = dev->para.pixels_per_line;
- 
--    if (!isSupportedDevice(dev)) {
- #if BETTER_BASEDPI
--        px_to_len = 1213.9 / dev->val[OPT_RESOLUTION].w;
-+	px_to_len = 1213.9 / dev->val[OPT_RESOLUTION].w;
- #endif
--    }
-     dev->para.lines = dev->win_len / px_to_len;
-     if (dev->composition == MODE_LINEART ||
-         dev->composition == MODE_HALFTONE) {
-@@ -765,13 +638,6 @@ static int dev_set_window(struct device *dev)
-     cmd[0x11] = (SANE_Byte)floor(dev->win_off_y);
-     cmd[0x12] = (SANE_Byte)((dev->win_off_y - floor(dev->win_off_y)) * 100);
-     cmd[0x13] = dev->composition;
--    /* Set to JPEG Lossy Compression, if mode is color (only for supported model)...
--     * else go with Uncompressed (For backard compatibility with old models )*/
--    if (dev->composition == MODE_RGB24) {
--        if (isSupportedDevice(dev)) {
--            cmd[0x14] = 0x6;
--        }
--    }
-     cmd[0x16] = dev->threshold;
-     cmd[0x17] = dev->doc_source;
- 
-@@ -843,7 +709,6 @@ dev_inquiry(struct device *dev)
-                       dev->res[0x3e] << 8 |
-                       dev->res[0x3f];
-     dev->line_order = dev->res[0x31];
--    dev->compressionTypes = dev->res[0x32];
-     dev->doc_loaded = (dev->res[0x35] == 0x02) &&
-                       (dev->res[0x26] & 0x03);
- 
-@@ -942,10 +807,6 @@ dev_free(struct device *dev)
-         free(UNCONST(dev->sane.type));
-     if (dev->data)
-         free(dev->data);
--    if (dev->decData) {
--        free(dev->decData);
--        dev->decData = NULL;
--    }
-     memset(dev, 0, sizeof(*dev));
-     free(dev);
- }
-@@ -1283,19 +1144,6 @@ sane_read(SANE_Handle h, SANE_Byte *buf, SANE_Int maxlen, SANE_Int *lenp)
-     /* if there is no data to read or output from buffer */
-     if (!dev->blocklen && dev->datalen <= PADDING_SIZE) {
- 
--        /* copying uncompressed data */
--        if (dev->composition == MODE_RGB24 &&
--            isSupportedDevice(dev) &&
--            dev->decDataSize > 0) {
--            int diff = dev->total_img_size - dev->total_out_size;
--            int bufLen = (diff < maxlen) ? diff : maxlen;
--            if (0 < diff &&
--                0 < copy_decompress_data(dev, buf, bufLen, lenp)) {
--                dev->total_out_size += *lenp;
--                return SANE_STATUS_GOOD;
--            }
--        }
--
-         /* and we don't need to acquire next block */
-         if (dev->final_block) {
-             int slack = dev->total_img_size - dev->total_out_size;
-@@ -1311,10 +1159,7 @@ sane_read(SANE_Handle h, SANE_Byte *buf, SANE_Int maxlen, SANE_Int *lenp)
-                 /* this will never happen */
-                 DBG(1, "image overflow %d bytes\n", dev->total_img_size - dev->total_out_size);
-             }
--            if (isSupportedDevice(dev) &&
--                dev->composition == MODE_RGB24) {
--                remove(encTmpFileName);
--            }
-+
-             /* that's all */
-             dev_stop(dev);
-             return SANE_STATUS_EOF;
-@@ -1365,18 +1210,9 @@ sane_read(SANE_Handle h, SANE_Byte *buf, SANE_Int maxlen, SANE_Int *lenp)
- 
-         if (buf && lenp) { /* read mode */
-             /* copy will do minimal of valid data */
--            if (dev->para.format == SANE_FRAME_RGB && dev->line_order) {
--                if (isSupportedDevice(dev)) {
--                    clrlen = dump_to_tmp_file(dev);
--                    /* decompress after reading entire block data*/
--                    if (0 == dev->blocklen) {
--                        decompress_tempfile(dev);
--                    }
--                    copy_decompress_data(dev, buf, maxlen, &olen);
--                } else {
--                    clrlen = copy_mix_bands_trim(dev, buf, maxlen, &olen);
--                }
--            } else
-+            if (dev->para.format == SANE_FRAME_RGB && dev->line_order)
-+				clrlen = copy_mix_bands_trim(dev, buf, maxlen, &olen);
-+            else
-                 clrlen = copy_plain_trim(dev, buf, maxlen, &olen);
- 
-             dev->datalen -= clrlen;
-@@ -1455,9 +1291,6 @@ sane_start(SANE_Handle h)
-     if (!dev->data && !(dev->data = malloc(DATASIZE)))
-         return ret_cancel(dev, SANE_STATUS_NO_MEM);
- 
--    if (!dev->decData && !(dev->decData = malloc(POST_DATASIZE)))
--        return ret_cancel(dev, SANE_STATUS_NO_MEM);
--
-     if (!dev_acquire(dev))
-         return dev->state;
- 
-@@ -1479,22 +1312,6 @@ sane_start(SANE_Handle h)
- 
-     dev->total_img_size = dev->para.bytes_per_line * dev->para.lines;
- 
--    if (isSupportedDevice(dev) &&
--        dev->composition == MODE_RGB24) {
--	int fd;
--        remove(encTmpFileName);
--
--	/* Precreate temporary file in exclusive mode. */
--	fd = open(encTmpFileName, O_CREAT|O_EXCL, 0600);
--	if (fd == -1) {
--	    DBG(3, "%s: %p, can't create temporary file %s: %s\n", __func__,
--		(void *)dev, encTmpFileName, strerror(errno));
--	    return ret_cancel(dev, SANE_STATUS_ACCESS_DENIED);
--	}
--	close(fd);
--    }
--    dev->currentDecDataIndex = 0;
--
-     return SANE_STATUS_GOOD;
- }
- 
-diff --git a/backend/xerox_mfp.h b/backend/xerox_mfp.h
-index 3d93f06d..ea89dda2 100644
---- a/backend/xerox_mfp.h
-+++ b/backend/xerox_mfp.h
-@@ -74,10 +74,6 @@ struct device {
- #define DATATAIL(dev) ((dev->dataoff + dev->datalen) & DATAMASK)
- #define DATAROOM(dev) dataroom(dev)
- 
--#define POST_DATASIZE 0xFFFFFF
--    SANE_Byte *decData;
--    int decDataSize;
--    int currentDecDataIndex;
-     /* data from CMD_INQUIRY: */
-     int resolutions;		/* supported resolution bitmask */
-     int compositions;		/* supported image compositions bitmask */
-@@ -102,7 +98,6 @@ struct device {
-     int composition;		/* MODE_ */
-     int doc_source;		/* document source */
-     int threshold;		/* brightness */
--    int compressionTypes;
- 
-     /* CMD_READ data. It is per block only, image could be in many blocks */
-     int blocklen;			/* image data block len (padding incl.) */
-diff --git a/doc/descriptions/xerox_mfp.desc b/doc/descriptions/xerox_mfp.desc
-index d21a6be6..67253b38 100644
---- a/doc/descriptions/xerox_mfp.desc
-+++ b/doc/descriptions/xerox_mfp.desc
-@@ -320,7 +320,7 @@
- 
- :model "SCX-3405W"
- :interface "Ethernet"
--:status :good
-+:status :basic
- 
- :model "SCX-3400"
- :interface "USB"
-@@ -335,17 +335,17 @@
- :model "SCX-4729FD"
- :interface "USB"
- :usbid "0x04e8" "0x3453"
--:status :good
-+:status :basic
- 
- :model "CLX-6260"
- :interface "USB"
- :usbid "0x04e8" "0x3455"
--:status :good
-+:status :minimal
- 
- :model "CLX-3300 Series"
- :interface "USB"
- :usbid "0x04e8" "0x3456"
--:status :good
-+:status :basic
- 
- :model "SCX-470x"
- :interface "USB"
-@@ -355,7 +355,7 @@
- :model "CLX-4190"
- :interface "USB"
- :usbid "0x04e8" "0x345a"
--:status :good
-+:status :minimal
- 
- :model "SCX-4650 4x21S Series"
- :interface "USB"
--- 
-2.17.0
-
diff --git a/sane-backends-saned-manpage.patch b/sane-backends-saned-manpage.patch
index 1418b68..3b2111f 100644
--- a/sane-backends-saned-manpage.patch
+++ b/sane-backends-saned-manpage.patch
@@ -1,9 +1,9 @@
-diff -up sane-backends-1.0.27/doc/saned.man.saned-manpage sane-backends-1.0.27/doc/saned.man
---- sane-backends-1.0.27/doc/saned.man.saned-manpage	2017-11-27 12:42:05.077326419 +0100
-+++ sane-backends-1.0.27/doc/saned.man	2017-11-27 12:43:21.169769553 +0100
-@@ -223,8 +223,22 @@ installed on the system. this is the pre
- Saned can be used wih systemd without the systemd integration 
- compiled in, but then logging of debug information is not supported. 
+diff -up sane-backends-1.0.28/doc/saned.man.saned-manpage sane-backends-1.0.28/doc/saned.man
+--- sane-backends-1.0.28/doc/saned.man.saned-manpage	2019-09-12 10:28:11.572506087 +0200
++++ sane-backends-1.0.28/doc/saned.man	2019-09-12 10:35:49.445861686 +0200
+@@ -257,8 +257,22 @@ installed on the system. this is the pre
+ Saned can be used wih systemd without the systemd integration
+ compiled in, but then logging of debug information is not supported.
  
 -The systemd configuration is different for the 2 options, so
 -both are described below.
diff --git a/sane-backends.spec b/sane-backends.spec
index 9485ca2..6721f08 100644
--- a/sane-backends.spec
+++ b/sane-backends.spec
@@ -32,14 +32,14 @@
 
 Summary: Scanner access software
 Name: sane-backends
-Version: 1.0.27
-Release: 25%{?dist}
+Version: 1.0.28
+Release: 1%{?dist}
 # lib/ is LGPLv2+, backends are GPLv2+ with exceptions
 # Tools are GPLv2+, docs are public domain
 # see LICENSE for details
 License: GPLv2+ and GPLv2+ with exceptions and Public Domain and IJG and LGPLv2+ and MIT
 # Alioth Download URLs are amazing.
-Source0: https://gitlab.com/sane-project/backends/uploads/a3ba9fff29253a94e84074917bff581a/%{name}-%{version}.tar.gz
+Source0: https://gitlab.com/sane-project/backends/uploads/9e718daff347826f4cfe21126c8d5091/%{name}-%{version}.tar.gz
 Source1: sane.png
 Source2: saned.socket
 Source3: saned@.service.in
@@ -55,15 +55,9 @@ Patch1: sane-backends-1.0.23-soname.patch
 Patch2: sane-backends-1.0.23-sane-config-multilib.patch
 # saned manpage incomplete and exists when saned is not installed (#1515762)
 Patch3: sane-backends-saned-manpage.patch
-# Black vertical band in color and gray images with Canon LIDE 100 scanner (bug #1540370)
-Patch4: sane-backends-canon-lide-100.patch
-# Revert samsung patch from upstream (upstream tracker https://alioth.debian.org/tracker/index.php?func=detail&aid=315876&group_id=30186&atid=410366)
-Patch5: sane-backends-revert-samsung-patch.patch
-# Mustek scanner did not work since Fedora 27 due more strict gcc flags
-# Backported from upstream https://gitlab.com/sane-project/backends/commit/93340afddfbc4085a5297fe635b65dd7f7f3ef05
-Patch6: 0001-mustek_usb2-Avoid-stack-smashing.-Fixes-35.patch
-# added support for Canon CanoScan LiDE 300
-Patch7: 0001-pixma-new-scanner-CanoScan-LIDE-300.patch
+
+
+#Patch5: sane-backends-revert-samsung-patch.patch
 
 URL: http://www.sane-project.org
 
@@ -197,10 +191,6 @@ access image acquisition devices available on the local host.
 %patch1 -p1 -b .soname
 %patch2 -p1 -b .sane-config-multilib
 %patch3 -p1 -b .saned-manpage
-%patch4 -p1 -b .canon-lide-100
-%patch5 -p1 -b .revert-samsung-patch
-%patch6 -p1 -b .mustek-stack-smash
-%patch7 -p1 -b .add-canoscan-lide-300
 
 %build
 CFLAGS="%optflags -fno-strict-aliasing"
@@ -333,7 +323,7 @@ exit 0
 
 %files libs
 %{_libdir}/libsane.so.1
-%{_libdir}/libsane.so.1.0.27
+%{_libdir}/libsane.so.1.0.28
 
 %files devel
 %{_bindir}/sane-config
@@ -345,14 +335,14 @@ exit 0
 %files drivers-scanners
 %{_libdir}/sane/*.so
 %{_libdir}/sane/*.so.1
-%{_libdir}/sane/*.so.1.0.27
+%{_libdir}/sane/*.so.1.0.28
 
 %exclude %{_libdir}/sane/*gphoto2.so*
 
 %files drivers-cameras
 %{_libdir}/sane/libsane-gphoto2.so
 %{_libdir}/sane/libsane-gphoto2.so.1
-%{_libdir}/sane/libsane-gphoto2.so.1.0.27
+%{_libdir}/sane/libsane-gphoto2.so.1.0.28
 
 %files daemon
 %{_sbindir}/saned
@@ -362,6 +352,9 @@ exit 0
 %{_unitdir}/saned@.service
 
 %changelog
+* Mon Sep 30 2019 Zdenek Dohnal <zdohnal@redhat.com> - 1.0.28-1
+- 1.0.28
+
 * Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.27-25
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
 
diff --git a/sources b/sources
index e3714a1..e9cc2b1 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (sane-backends-1.0.27.tar.gz) = c6552768bfc10216730fc11011c82f74ca0952182019ded3916072147ec09be5c975ce1d37dc3ccea050c488dbdf983c2ca17dcd702644060ba796ae2591f9c5
+SHA512 (sane-backends-1.0.28.tar.gz) = 84607739cea28c31f9a2f21df583c3d9f3ad1e7e87ad54fb8af8103450b22d2de6cf1670563eaa8310750491f840b377a2ca42c5eaee45aaec500a0a6792b3af