libs/libv4l/patches/002-allow-disabling-libjpeg.patch

   1 --- a/lib/libv4lconvert/Makefile
   2 +++ b/lib/libv4lconvert/Makefile
   3 @@ -1,6 +1,6 @@
   4  override CPPFLAGS += -I../include -fvisibility=hidden
   5
   6 -LIBS_libv4lconvert = -lrt -lm -ljpeg
   7 +LIBS_libv4lconvert = -lrt -lm
   8
   9  ifeq ($(LINKTYPE),static)
  10  CONVERT_LIB   = libv4lconvert.a
  11 @@ -10,16 +10,22 @@ override CPPFLAGS += -fPIC
  12  endif
  13
  14  CONVERT_OBJS  = libv4lconvert.o tinyjpeg.o sn9c10x.o sn9c20x.o pac207.o \
  15 -               jl2005bcd.o \
  16                 mr97310a.o flip.o crop.o jidctflt.o spca561-decompress.o \
  17                 rgbyuv.o sn9c2028-decomp.o spca501.o sq905c.o bayer.o hm12.o \
  18 -               stv0680.o cpia1.o se401.o jpgl.o jpeg.o jpeg_memsrcdest.o \
  19 +               stv0680.o cpia1.o se401.o jpgl.o jpeg.o \
  20                 control/libv4lcontrol.o processing/libv4lprocessing.o \
  21                 processing/whitebalance.o processing/autogain.o \
  22                 processing/gamma.o helper.o
  23  TARGETS       = $(CONVERT_LIB) libv4lconvert.pc ov511-decomp ov518-decomp
  24  INCLUDES      = ../include/libv4lconvert.h
  25
  26 +ifeq ($(DISABLE_LIBJPEG),1)
  27 +override CFLAGS += -DDISABLE_LIBJPEG
  28 +else
  29 +LIBS_libv4lconvert += -ljpeg
  30 +CONVERT_OBJS += jl2005bcd.o jpeg_memsrcdest.o
  31 +endif
  32 +
  33  override CPPFLAGS += -DLIBDIR=\"$(LIBDIR)\" -DLIBSUBDIR=\"$(LIBSUBDIR)\"
  34
  35  all: $(TARGETS)
  36 --- a/lib/libv4lconvert/jpeg.c
  37 +++ b/lib/libv4lconvert/jpeg.c
  38 @@ -19,7 +19,9 @@
  39  #include <errno.h>
  40  #include <stdlib.h>
  41  #include "libv4lconvert-priv.h"
  42 +#ifndef DISABLE_LIBJPEG
  43  #include "jpeg_memsrcdest.h"
  44 +#endif
  45
  46  int v4lconvert_decode_jpeg_tinyjpeg(struct v4lconvert_data *data,
  47         unsigned char *src, int src_size, unsigned char *dest,
  48 @@ -107,6 +109,8 @@ int v4lconvert_decode_jpeg_tinyjpeg(stru
  49         return 0;
  50  }
  51
  52 +#ifndef DISABLE_LIBJPEG
  53 +
  54  static void jerr_error_exit(j_common_ptr cinfo)
  55  {
  56         struct v4lconvert_data *data = cinfo->client_data;
  57 @@ -405,3 +409,6 @@ int v4lconvert_decode_jpeg_libjpeg(struc
  58
  59         return result;
  60  }
  61 +
  62 +#endif
  63 +
  64 --- a/lib/libv4lconvert/libv4lconvert-priv.h
  65 +++ b/lib/libv4lconvert/libv4lconvert-priv.h
  66 @@ -22,7 +22,9 @@
  67  #include <stdio.h>
  68  #include <stdint.h>
  69  #include <sys/types.h>
  70 +#ifndef DISABLE_LIBJPEG
  71  #include <jpeglib.h>
  72 +#endif
  73  #include <setjmp.h>
  74  #include "libv4lconvert.h"
  75  #include "control/libv4lcontrol.h"
  76 @@ -50,11 +52,13 @@ struct v4lconvert_data {
  77         int64_t supported_src_formats; /* bitfield */
  78         char error_msg[V4LCONVERT_ERROR_MSG_SIZE];
  79         struct jdec_private *tinyjpeg;
  80 +#ifndef DISABLE_LIBJPEG
  81         struct jpeg_error_mgr jerr;
  82         int jerr_errno;
  83         jmp_buf jerr_jmp_state;
  84         struct jpeg_decompress_struct cinfo;
  85         int cinfo_initialized;
  86 +#endif
  87         struct v4l2_frmsizeenum framesizes[V4LCONVERT_MAX_FRAMESIZES];
  88         unsigned int no_framesizes;
  89         int bandwidth;
  90 --- a/lib/libv4lconvert/libv4lconvert.c
  91 +++ b/lib/libv4lconvert/libv4lconvert.c
  92 @@ -78,7 +78,9 @@ static const struct v4lconvert_pixfmt su
  93         { V4L2_PIX_FMT_SN9C2028,         0,      9,      9,     1 },
  94         { V4L2_PIX_FMT_PAC207,           0,      9,      9,     1 },
  95         { V4L2_PIX_FMT_MR97310A,         0,      9,      9,     1 },
  96 +#ifndef DISABLE_LIBJPEG
  97         { V4L2_PIX_FMT_JL2005BCD,        0,      9,      9,     1 },
  98 +#endif
  99         { V4L2_PIX_FMT_SQ905C,           0,      9,      9,     1 },
 100         /* special */
 101         { V4L2_PIX_FMT_SE401,            0,      8,      9,     1 },
 102 @@ -186,8 +188,10 @@ void v4lconvert_destroy(struct v4lconver
 103                 tinyjpeg_set_components(data->tinyjpeg, comps, 3);
 104                 tinyjpeg_free(data->tinyjpeg);
 105         }
 106 +#ifndef DISABLE_LIBJPEG
 107         if (data->cinfo_initialized)
 108                 jpeg_destroy_decompress(&data->cinfo);
 109 +#endif
 110         v4lconvert_helper_cleanup(data);
 111         free(data->convert1_buf);
 112         free(data->convert2_buf);
 113 @@ -634,10 +638,13 @@ static int v4lconvert_convert_pixfmt(str
 114         /* JPG and variants */
 115         case V4L2_PIX_FMT_MJPEG:
 116         case V4L2_PIX_FMT_JPEG:
 117 +#ifndef DISABLE_LIBJPEG
 118                 if (data->flags & V4LCONVERT_USE_TINYJPEG) {
 119 +#endif
 120                         result = v4lconvert_decode_jpeg_tinyjpeg(data,
 121                                                         src, src_size, dest,
 122                                                         fmt, dest_pix_fmt, 0);
 123 +#ifndef DISABLE_LIBJPEG
 124                 } else {
 125                         result = v4lconvert_decode_jpeg_libjpeg(data,
 126                                                         src, src_size, dest,
 127 @@ -652,6 +659,7 @@ static int v4lconvert_convert_pixfmt(str
 128                                                         fmt, dest_pix_fmt, 0);
 129                         }
 130                 }
 131 +#endif
 132                 break;
 133         case V4L2_PIX_FMT_PJPG:
 134                 result = v4lconvert_decode_jpeg_tinyjpeg(data, src, src_size,
 135 @@ -777,7 +785,9 @@ static int v4lconvert_convert_pixfmt(str
 136         case V4L2_PIX_FMT_SN9C10X:
 137         case V4L2_PIX_FMT_PAC207:
 138         case V4L2_PIX_FMT_MR97310A:
 139 +#ifndef DISABLE_LIBJPEG
 140         case V4L2_PIX_FMT_JL2005BCD:
 141 +#endif
 142         case V4L2_PIX_FMT_SN9C2028:
 143         case V4L2_PIX_FMT_SQ905C:
 144         case V4L2_PIX_FMT_STV0680: { /* Not compressed but needs some shuffling */
 145 @@ -816,6 +826,7 @@ static int v4lconvert_convert_pixfmt(str
 146                         }
 147                         tmpfmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SBGGR8;
 148                         break;
 149 +#ifndef DISABLE_LIBJPEG
 150                 case V4L2_PIX_FMT_JL2005BCD:
 151                         if (v4lconvert_decode_jl2005bcd(data, src, src_size,
 152                                                         tmpbuf,
 153 @@ -826,6 +837,7 @@ static int v4lconvert_convert_pixfmt(str
 154                         }
 155                         tmpfmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SRGGB8;
 156                         break;
 157 +#endif
 158                 case V4L2_PIX_FMT_SN9C2028:
 159                         v4lconvert_decode_sn9c2028(src, tmpbuf, width, height);
 160                         tmpfmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SBGGR8;