X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=src%2Fglyphs-eimage.c;h=e3df95f92ffc2c863b7dce9d08fc7483ee62395a;hb=1532bc4f9d544bee853b875b78703699bee95fdc;hp=0cb977ad68f8d4c246f3cbf2a53a287c2a0f7e37;hpb=b5eeb6918c29470b36f8461c402eb0c65cb19bd2;p=chise%2Fxemacs-chise.git.1 diff --git a/src/glyphs-eimage.c b/src/glyphs-eimage.c index 0cb977a..e3df95f 100644 --- a/src/glyphs-eimage.c +++ b/src/glyphs-eimage.c @@ -2,7 +2,7 @@ Copyright (C) 1993, 1994, 1998 Free Software Foundation, Inc. Copyright (C) 1995 Board of Trustees, University of Illinois. Copyright (C) 1995 Tinker Systems - Copyright (C) 1995, 1996 Ben Wing + Copyright (C) 1995, 1996, 2005 Ben Wing Copyright (C) 1995 Sun Microsystems This file is part of XEmacs. @@ -56,6 +56,7 @@ Boston, MA 02111-1307, USA. */ #include "buffer.h" #include "frame.h" #include "opaque.h" +#include "window.h" #include "sysfile.h" @@ -104,6 +105,19 @@ Lisp_Object Qpng; #ifdef __cplusplus extern "C" { #endif + +#ifdef WIN32_NATIVE +/* #### Yuck! More horrifitude. tiffio.h, below, includes , + which defines INT32 and INT16, the former differently and incompatibly + from jmorecfg.h, included by jpeglib.h. We can disable the stuff in + jmorecfg.h by defining XMD_H (clever, huh?); then we define these + typedefs the way that wants them (which is more correct, + anyway; jmorecfg.h defines INT32 as `long'). */ +#define XMD_H +typedef signed int INT32; +typedef signed short INT16; +#endif + #include #include #ifdef __cplusplus @@ -118,7 +132,8 @@ jpeg_validate (Lisp_Object instantiator) } static Lisp_Object -jpeg_normalize (Lisp_Object inst, Lisp_Object console_type) +jpeg_normalize (Lisp_Object inst, Lisp_Object console_type, + Lisp_Object dest_mask) { return simple_image_type_normalize (inst, console_type, Qjpeg); } @@ -232,7 +247,7 @@ our_skip_input_data (j_decompress_ptr cinfo, long num_bytes) if (!src) { return; - } else if (num_bytes > src->bytes_in_buffer) + } else if (num_bytes > (long) src->bytes_in_buffer) { ERREXIT(cinfo, JERR_INPUT_EOF); /*NOTREACHED*/ @@ -314,7 +329,7 @@ jpeg_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, Lisp_Object pointer_fg, Lisp_Object pointer_bg, int dest_mask, Lisp_Object domain) { - struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); + Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); /* It is OK for the unwind data to be local to this function, because the unwind-protect is always executed when this stack frame is still valid. */ @@ -372,13 +387,13 @@ jpeg_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, { Lisp_Object data = find_keyword_in_vector (instantiator, Q_data); - CONST Extbyte *bytes; + const Extbyte *bytes; Extcount len; /* #### This is a definite problem under Mule due to the amount of stack data it might allocate. Need to be able to convert and write out to a file. */ - GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len); + TO_EXTERNAL_FORMAT (LISP_STRING, data, ALLOCA, (bytes, len), Qbinary); jpeg_memory_src (&cinfo, (JOCTET *) bytes, len); } @@ -442,7 +457,7 @@ jpeg_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, */ while (cinfo.output_scanline < cinfo.output_height) { - int i; + unsigned int i; /* jpeg_read_scanlines expects an array of pointers to scanlines. * Here the array is only one element long, but you could ask for @@ -480,7 +495,7 @@ jpeg_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, /* Step 6.5: Create the pixmap and set up the image instance */ /* now instantiate */ - MAYBE_DEVMETH (XDEVICE (ii->device), + MAYBE_DEVMETH (DOMAIN_XDEVICE (ii->domain), init_image_instance_from_eimage, (ii, cinfo.output_width, cinfo.output_height, 1, unwind.eimage, dest_mask, @@ -514,7 +529,8 @@ gif_validate (Lisp_Object instantiator) } static Lisp_Object -gif_normalize (Lisp_Object inst, Lisp_Object console_type) +gif_normalize (Lisp_Object inst, Lisp_Object console_type, + Lisp_Object dest_mask) { return simple_image_type_normalize (inst, console_type, Qgif); } @@ -565,7 +581,7 @@ gif_read_from_memory(GifByteType *buf, size_t size, VoidPtr data) { gif_memory_storage *mem = (gif_memory_storage*)data; - if (size > (mem->len - mem->index)) + if ((ssize_t) size > (mem->len - mem->index)) return (size_t) -1; memcpy(buf, mem->bytes + mem->index, size); mem->index = mem->index + size; @@ -580,12 +596,12 @@ gif_memory_close(VoidPtr data) struct gif_error_struct { - CONST char *err_str; /* return the error string */ + const char *err_str; /* return the error string */ jmp_buf setjmp_buffer; /* for return to caller */ }; static void -gif_error_func(CONST char *err_str, VoidPtr error_ptr) +gif_error_func(const char *err_str, VoidPtr error_ptr) { struct gif_error_struct *error_data = (struct gif_error_struct*)error_ptr; @@ -599,7 +615,7 @@ gif_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, Lisp_Object pointer_fg, Lisp_Object pointer_bg, int dest_mask, Lisp_Object domain) { - struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); + Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); /* It is OK for the unwind data to be local to this function, because the unwind-protect is always executed when this stack frame is still valid. */ @@ -623,7 +639,7 @@ gif_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, assert (!NILP (data)); if (!(unwind.giffile = GifSetup())) - signal_image_error ("Insufficent memory to instantiate GIF image", instantiator); + signal_image_error ("Insufficient memory to instantiate GIF image", instantiator); /* set up error facilities */ if (setjmp(gif_err.setjmp_buffer)) @@ -636,7 +652,7 @@ gif_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, } GifSetErrorFunc(unwind.giffile, (Gif_error_func)gif_error_func, (VoidPtr)&gif_err); - GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len); + TO_EXTERNAL_FORMAT (LISP_STRING, data, ALLOCA, (bytes, len), Qbinary); mem_struct.bytes = bytes; mem_struct.len = len; mem_struct.index = 0; @@ -672,7 +688,7 @@ gif_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, for (slice = 0; slice < unwind.giffile->ImageCount; slice++) { - /* We check here that that the current image covers the full "screen" size. */ + /* We check here that the current image covers the full "screen" size. */ if (unwind.giffile->SavedImages[slice].ImageDesc.Height != height || unwind.giffile->SavedImages[slice].ImageDesc.Width != width || unwind.giffile->SavedImages[slice].ImageDesc.Left != 0 @@ -706,7 +722,7 @@ gif_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, } /* now instantiate */ - MAYBE_DEVMETH (XDEVICE (ii->device), + MAYBE_DEVMETH (DOMAIN_XDEVICE (ii->domain), init_image_instance_from_eimage, (ii, width, height, unwind.giffile->ImageCount, unwind.eimage, dest_mask, instantiator, domain)); @@ -756,7 +772,8 @@ png_validate (Lisp_Object instantiator) } static Lisp_Object -png_normalize (Lisp_Object inst, Lisp_Object console_type) +png_normalize (Lisp_Object inst, Lisp_Object console_type, + Lisp_Object dest_mask) { return simple_image_type_normalize (inst, console_type, Qpng); } @@ -769,7 +786,7 @@ png_possible_dest_types (void) struct png_memory_storage { - CONST Extbyte *bytes; /* The data */ + const Extbyte *bytes; /* The data */ Extcount len; /* How big is it? */ int index; /* Where are we? */ }; @@ -781,7 +798,7 @@ png_read_from_memory(png_structp png_ptr, png_bytep data, struct png_memory_storage *tbr = (struct png_memory_storage *) png_get_io_ptr (png_ptr); - if (length > (tbr->len - tbr->index)) + if ((ssize_t) length > (tbr->len - tbr->index)) png_error (png_ptr, (png_const_charp) "Read Error"); memcpy (data,tbr->bytes + tbr->index,length); tbr->index = tbr->index + length; @@ -789,7 +806,7 @@ png_read_from_memory(png_structp png_ptr, png_bytep data, struct png_error_struct { - CONST char *err_str; + const char *err_str; jmp_buf setjmp_buffer; /* for return to caller */ }; @@ -830,7 +847,13 @@ png_instantiate_unwind (Lisp_Object unwind_obj) free_opaque_ptr (unwind_obj); if (data->png_ptr) - png_destroy_read_struct (&(data->png_ptr), &(data->info_ptr), (png_infopp)NULL); + { + /* ensure we can't get here again */ + png_structp tmp = data->png_ptr; + data->png_ptr = NULL; + png_destroy_read_struct (&tmp, &(data->info_ptr), (png_infopp)NULL); + } + if (data->instream) fclose (data->instream); @@ -844,7 +867,7 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, Lisp_Object pointer_fg, Lisp_Object pointer_bg, int dest_mask, Lisp_Object domain) { - struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); + Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); struct png_unwind_data unwind; int speccount = specpdl_depth (); int height, width; @@ -854,24 +877,36 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, png_structp png_ptr; png_infop info_ptr; + xzero (unwind); + record_unwind_protect (png_instantiate_unwind, make_opaque_ptr (&unwind)); + + if (setjmp (png_err_stct.setjmp_buffer)) + { + /* Something blew up: + just display the error (cleanup happens in the unwind) */ + signal_image_error_2 ("Error decoding PNG", + build_string(png_err_stct.err_str), + instantiator); + } + /* Initialize all PNG structures */ - png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, (void*)&png_err_stct, + png_ptr = png_create_read_struct (PNG_LIBPNG_VER_STRING, + (void *) &png_err_stct, png_error_func, png_warning_func); if (!png_ptr) signal_image_error ("Error obtaining memory for png_read", instantiator); + unwind.png_ptr = png_ptr; + info_ptr = png_create_info_struct (png_ptr); if (!info_ptr) { + unwind.png_ptr = NULL; /* avoid re-calling png_destroy_read_struct + when unwinding */ png_destroy_read_struct (&png_ptr, (png_infopp)NULL, (png_infopp)NULL); signal_image_error ("Error obtaining memory for png_read", instantiator); } - - xzero (unwind); - unwind.png_ptr = png_ptr; unwind.info_ptr = info_ptr; - record_unwind_protect (png_instantiate_unwind, make_opaque_ptr (&unwind)); - /* This code is a mixture of stuff from Ben's GIF/JPEG stuff from this file, example.c from the libpng 0.81 distribution, and the pngtopnm sources. -WMP- @@ -880,27 +915,17 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, and is no longer usable for previous versions. jh */ - /* Set the jmp_buf return context for png_error ... if this returns !0, then - we ran into a problem somewhere, and need to clean up after ourselves. */ - if (setjmp (png_err_stct.setjmp_buffer)) - { - /* Something blew up: just display the error (cleanup happens in the unwind) */ - signal_image_error_2 ("Error decoding PNG", - build_string(png_err_stct.err_str), - instantiator); - } - /* Initialize the IO layer and read in header information */ { Lisp_Object data = find_keyword_in_vector (instantiator, Q_data); - CONST Extbyte *bytes; + const Extbyte *bytes; Extcount len; assert (!NILP (data)); /* #### This is a definite problem under Mule due to the amount of stack data it might allocate. Need to think about using Lstreams */ - GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len); + TO_EXTERNAL_FORMAT (LISP_STRING, data, ALLOCA, (bytes, len), Qbinary); tbr.bytes = bytes; tbr.len = len; tbr.index = 0; @@ -912,8 +937,8 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, { int y; unsigned char **row_pointers; - height = info_ptr->height; - width = info_ptr->width; + height = png_get_image_height (png_ptr, info_ptr) /* info_ptr->height */; + width = png_get_image_width (png_ptr, info_ptr) /* info_ptr->width */; /* Wow, allocate all the memory. Truly, exciting. */ unwind.eimage = xnew_array_and_zero (unsigned char, width * height * 3); @@ -942,16 +967,16 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, } else { - struct Lisp_Color_Instance *c; + Lisp_Color_Instance *c; Lisp_Object rgblist; c = XCOLOR_INSTANCE (bkgd); rgblist = MAYBE_LISP_DEVMETH (XDEVICE (c->device), color_instance_rgb_components, (c)); - my_background.red = XINT (XCAR (rgblist)); - my_background.green = XINT (XCAR (XCDR (rgblist))); - my_background.blue = XINT (XCAR (XCDR (XCDR (rgblist)))); + my_background.red = (unsigned short) XINT (XCAR (rgblist)); + my_background.green = (unsigned short) XINT (XCAR (XCDR (rgblist))); + my_background.blue = (unsigned short) XINT (XCAR (XCDR (XCDR (rgblist)))); } if (png_get_bKGD (png_ptr, info_ptr, &image_background)) @@ -965,22 +990,22 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, /* Now that we're using EImage, ask for 8bit RGB triples for any type of image*/ /* convert palette images to full RGB */ - if (info_ptr->color_type == PNG_COLOR_TYPE_PALETTE) + if (png_get_color_type(png_ptr, info_ptr) /* info_ptr->color_type */ == PNG_COLOR_TYPE_PALETTE) png_set_expand (png_ptr); /* send grayscale images to RGB too */ - if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY || - info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) + if (png_get_color_type(png_ptr, info_ptr) /* info_ptr->color_type */ == PNG_COLOR_TYPE_GRAY || + png_get_color_type(png_ptr, info_ptr) /* info_ptr->color_type */ == PNG_COLOR_TYPE_GRAY_ALPHA) png_set_gray_to_rgb (png_ptr); /* we can't handle alpha values */ - if (info_ptr->color_type & PNG_COLOR_MASK_ALPHA) + if (png_get_color_type(png_ptr, info_ptr) /* info_ptr->color_type */ & PNG_COLOR_MASK_ALPHA) png_set_strip_alpha (png_ptr); /* tell libpng to strip 16 bit depth files down to 8 bits */ - if (info_ptr->bit_depth == 16) + if (png_get_bit_depth(png_ptr, info_ptr) /* info_ptr->bit_depth */ == 16) png_set_strip_16 (png_ptr); /* if the image is < 8 bits, pad it out */ - if (info_ptr->bit_depth < 8) + if (png_get_bit_depth(png_ptr, info_ptr) /* info_ptr->bit_depth */ < 8) { - if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY) + if (png_get_color_type(png_ptr, info_ptr) /* info_ptr->color_type */ == PNG_COLOR_TYPE_GRAY) png_set_expand (png_ptr); else png_set_packing (png_ptr); @@ -1017,7 +1042,7 @@ png_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, } /* now instantiate */ - MAYBE_DEVMETH (XDEVICE (ii->device), + MAYBE_DEVMETH (DOMAIN_XDEVICE (ii->domain), init_image_instance_from_eimage, (ii, width, height, 1, unwind.eimage, dest_mask, instantiator, domain)); @@ -1042,7 +1067,8 @@ tiff_validate (Lisp_Object instantiator) } static Lisp_Object -tiff_normalize (Lisp_Object inst, Lisp_Object console_type) +tiff_normalize (Lisp_Object inst, Lisp_Object console_type, + Lisp_Object dest_mask) { return simple_image_type_normalize (inst, console_type, Qtiff); } @@ -1098,7 +1124,7 @@ tiff_memory_read(thandle_t data, tdata_t buf, tsize_t size) static size_t tiff_memory_write(thandle_t data, tdata_t buf, tsize_t size) { - abort(); + ABORT(); return 0; /* Shut up warnings. */ } @@ -1118,11 +1144,11 @@ static toff_t tiff_memory_seek(thandle_t data, toff_t off, int whence) break; default: fprintf(stderr,"Eh? invalid seek mode in tiff_memory_seek\n"); - return -1; + return (toff_t) -1; } if ((newidx > mem->len) || (newidx < 0)) - return -1; + return (toff_t) -1; mem->index = newidx; return newidx; @@ -1170,7 +1196,7 @@ struct tiff_error_struct static struct tiff_error_struct tiff_err_data; static void -tiff_error_func(CONST char *module, CONST char *fmt, ...) +tiff_error_func(const char *module, const char *fmt, ...) { va_list vargs; @@ -1187,7 +1213,7 @@ tiff_error_func(CONST char *module, CONST char *fmt, ...) } static void -tiff_warning_func(CONST char *module, CONST char *fmt, ...) +tiff_warning_func(const char *module, const char *fmt, ...) { va_list vargs; #ifdef HAVE_VSNPRINTF @@ -1212,7 +1238,7 @@ tiff_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, Lisp_Object pointer_fg, Lisp_Object pointer_bg, int dest_mask, Lisp_Object domain) { - struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); + Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance); tiff_memory_storage mem_struct; /* It is OK for the unwind data to be local to this function, because the unwind-protect is always executed when this @@ -1247,24 +1273,26 @@ tiff_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, /* #### This is a definite problem under Mule due to the amount of stack data it might allocate. Think about Lstreams... */ - GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len); + TO_EXTERNAL_FORMAT (LISP_STRING, data, + ALLOCA, (bytes, len), + Qbinary); mem_struct.bytes = bytes; mem_struct.len = len; mem_struct.index = 0; - unwind.tiff = TIFFClientOpen ("memfile", "r", &mem_struct, + unwind.tiff = TIFFClientOpen ("memfile", "r", (thandle_t) &mem_struct, (TIFFReadWriteProc)tiff_memory_read, (TIFFReadWriteProc)tiff_memory_write, tiff_memory_seek, tiff_memory_close, tiff_memory_size, tiff_map_noop, tiff_unmap_noop); if (!unwind.tiff) - signal_image_error ("Insufficent memory to instantiate TIFF image", instantiator); + signal_image_error ("Insufficient memory to instantiate TIFF image", instantiator); TIFFGetField (unwind.tiff, TIFFTAG_IMAGEWIDTH, &width); TIFFGetField (unwind.tiff, TIFFTAG_IMAGELENGTH, &height); unwind.eimage = (unsigned char *) xmalloc (width * height * 3); - /* ### This is little more than proof-of-concept/function testing. + /* #### This is little more than proof-of-concept/function testing. It needs to be reimplemented via scanline reads for both memory compactness. */ raster = (uint32*) _TIFFmalloc (width * height * sizeof (uint32)); @@ -1281,7 +1309,7 @@ tiff_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, /* This is to get around weirdness in the libtiff library where properly made TIFFs will come out upside down. libtiff bug or jhod-brainlock? */ rp = raster + (i * width); - for (j = 0; j < width; j++) + for (j = 0; (uint32) j < width; j++) { *ep++ = (unsigned char)TIFFGetR(*rp); *ep++ = (unsigned char)TIFFGetG(*rp); @@ -1297,7 +1325,7 @@ tiff_instantiate (Lisp_Object image_instance, Lisp_Object instantiator, } /* now instantiate */ - MAYBE_DEVMETH (XDEVICE (ii->device), + MAYBE_DEVMETH (DOMAIN_XDEVICE (ii->domain), init_image_instance_from_eimage, (ii, width, height, 1, unwind.eimage, dest_mask, instantiator, domain));