| Index: wrbmp.c
|
| diff --git a/wrbmp.c b/wrbmp.c
|
| index a42e1c13c5170adc2f6d7b083519738f6ddbab6e..50e469c987e27bdafc885757f848414987410914 100644
|
| --- a/wrbmp.c
|
| +++ b/wrbmp.c
|
| @@ -1,12 +1,13 @@
|
| /*
|
| * wrbmp.c
|
| *
|
| - * This file was part of the Independent JPEG Group's software.
|
| + * This file was part of the Independent JPEG Group's software:
|
| * Copyright (C) 1994-1996, Thomas G. Lane.
|
| - * Modifications:
|
| + * libjpeg-turbo Modifications:
|
| * Copyright (C) 2013, Linaro Limited.
|
| - * Copyright (C) 2014, D. R. Commander.
|
| - * For conditions of distribution and use, see the accompanying README file.
|
| + * Copyright (C) 2014-2015, D. R. Commander.
|
| + * For conditions of distribution and use, see the accompanying README.ijg
|
| + * file.
|
| *
|
| * This file contains routines to write output images in Microsoft "BMP"
|
| * format (MS Windows 3.x and OS/2 1.x flavors).
|
| @@ -20,7 +21,8 @@
|
| * This code contributed by James Arthur Boucher.
|
| */
|
|
|
| -#include "cdjpeg.h" /* Common decls for cjpeg/djpeg applications */
|
| +#include "cdjpeg.h" /* Common decls for cjpeg/djpeg applications */
|
| +#include "jconfigint.h"
|
|
|
| #ifdef BMP_SUPPORTED
|
|
|
| @@ -45,27 +47,27 @@
|
| /* Private version of data destination object */
|
|
|
| typedef struct {
|
| - struct djpeg_dest_struct pub; /* public fields */
|
| + struct djpeg_dest_struct pub; /* public fields */
|
|
|
| - boolean is_os2; /* saves the OS2 format request flag */
|
| + boolean is_os2; /* saves the OS2 format request flag */
|
|
|
| - jvirt_sarray_ptr whole_image; /* needed to reverse row order */
|
| - JDIMENSION data_width; /* JSAMPLEs per row */
|
| - JDIMENSION row_width; /* physical width of one row in the BMP file */
|
| - int pad_bytes; /* number of padding bytes needed per row */
|
| - JDIMENSION cur_output_row; /* next row# to write to virtual array */
|
| + jvirt_sarray_ptr whole_image; /* needed to reverse row order */
|
| + JDIMENSION data_width; /* JSAMPLEs per row */
|
| + JDIMENSION row_width; /* physical width of one row in the BMP file */
|
| + int pad_bytes; /* number of padding bytes needed per row */
|
| + JDIMENSION cur_output_row; /* next row# to write to virtual array */
|
| } bmp_dest_struct;
|
|
|
| -typedef bmp_dest_struct * bmp_dest_ptr;
|
| +typedef bmp_dest_struct *bmp_dest_ptr;
|
|
|
|
|
| /* Forward declarations */
|
| LOCAL(void) write_colormap
|
| - JPP((j_decompress_ptr cinfo, bmp_dest_ptr dest,
|
| - int map_colors, int map_entry_size));
|
| + (j_decompress_ptr cinfo, bmp_dest_ptr dest, int map_colors,
|
| + int map_entry_size);
|
|
|
|
|
| -static inline boolean is_big_endian(void)
|
| +static INLINE boolean is_big_endian(void)
|
| {
|
| int test_value = 1;
|
| if(*(char *)&test_value != 1)
|
| @@ -81,7 +83,7 @@ static inline boolean is_big_endian(void)
|
|
|
| METHODDEF(void)
|
| put_pixel_rows (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
|
| - JDIMENSION rows_supplied)
|
| + JDIMENSION rows_supplied)
|
| /* This version is for writing 24-bit pixels */
|
| {
|
| bmp_dest_ptr dest = (bmp_dest_ptr) dinfo;
|
| @@ -135,7 +137,7 @@ put_pixel_rows (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
|
|
|
| METHODDEF(void)
|
| put_gray_rows (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
|
| - JDIMENSION rows_supplied)
|
| + JDIMENSION rows_supplied)
|
| /* This version is for grayscale OR quantized color output */
|
| {
|
| bmp_dest_ptr dest = (bmp_dest_ptr) dinfo;
|
| @@ -154,7 +156,7 @@ put_gray_rows (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo,
|
| inptr = dest->pub.buffer[0];
|
| outptr = image_ptr[0];
|
| for (col = cinfo->output_width; col > 0; col--) {
|
| - *outptr++ = *inptr++; /* can omit GETJSAMPLE() safely */
|
| + *outptr++ = *inptr++; /* can omit GETJSAMPLE() safely */
|
| }
|
|
|
| /* Zero out the pad bytes. */
|
| @@ -191,14 +193,14 @@ write_bmp_header (j_decompress_ptr cinfo, bmp_dest_ptr dest)
|
| char bmpfileheader[14];
|
| char bmpinfoheader[40];
|
| #define PUT_2B(array,offset,value) \
|
| - (array[offset] = (char) ((value) & 0xFF), \
|
| - array[offset+1] = (char) (((value) >> 8) & 0xFF))
|
| + (array[offset] = (char) ((value) & 0xFF), \
|
| + array[offset+1] = (char) (((value) >> 8) & 0xFF))
|
| #define PUT_4B(array,offset,value) \
|
| - (array[offset] = (char) ((value) & 0xFF), \
|
| - array[offset+1] = (char) (((value) >> 8) & 0xFF), \
|
| - array[offset+2] = (char) (((value) >> 16) & 0xFF), \
|
| - array[offset+3] = (char) (((value) >> 24) & 0xFF))
|
| - INT32 headersize, bfSize;
|
| + (array[offset] = (char) ((value) & 0xFF), \
|
| + array[offset+1] = (char) (((value) >> 8) & 0xFF), \
|
| + array[offset+2] = (char) (((value) >> 16) & 0xFF), \
|
| + array[offset+3] = (char) (((value) >> 24) & 0xFF))
|
| + long headersize, bfSize;
|
| int bits_per_pixel, cmap_entries;
|
|
|
| /* Compute colormap size and total file size */
|
| @@ -222,30 +224,30 @@ write_bmp_header (j_decompress_ptr cinfo, bmp_dest_ptr dest)
|
| }
|
| /* File size */
|
| headersize = 14 + 40 + cmap_entries * 4; /* Header and colormap */
|
| - bfSize = headersize + (INT32) dest->row_width * (INT32) cinfo->output_height;
|
| -
|
| + bfSize = headersize + (long) dest->row_width * (long) cinfo->output_height;
|
| +
|
| /* Set unused fields of header to 0 */
|
| - MEMZERO(bmpfileheader, SIZEOF(bmpfileheader));
|
| - MEMZERO(bmpinfoheader, SIZEOF(bmpinfoheader));
|
| + MEMZERO(bmpfileheader, sizeof(bmpfileheader));
|
| + MEMZERO(bmpinfoheader, sizeof(bmpinfoheader));
|
|
|
| /* Fill the file header */
|
| - bmpfileheader[0] = 0x42; /* first 2 bytes are ASCII 'B', 'M' */
|
| + bmpfileheader[0] = 0x42; /* first 2 bytes are ASCII 'B', 'M' */
|
| bmpfileheader[1] = 0x4D;
|
| PUT_4B(bmpfileheader, 2, bfSize); /* bfSize */
|
| /* we leave bfReserved1 & bfReserved2 = 0 */
|
| PUT_4B(bmpfileheader, 10, headersize); /* bfOffBits */
|
|
|
| /* Fill the info header (Microsoft calls this a BITMAPINFOHEADER) */
|
| - PUT_2B(bmpinfoheader, 0, 40); /* biSize */
|
| + PUT_2B(bmpinfoheader, 0, 40); /* biSize */
|
| PUT_4B(bmpinfoheader, 4, cinfo->output_width); /* biWidth */
|
| PUT_4B(bmpinfoheader, 8, cinfo->output_height); /* biHeight */
|
| - PUT_2B(bmpinfoheader, 12, 1); /* biPlanes - must be 1 */
|
| + PUT_2B(bmpinfoheader, 12, 1); /* biPlanes - must be 1 */
|
| PUT_2B(bmpinfoheader, 14, bits_per_pixel); /* biBitCount */
|
| /* we leave biCompression = 0, for none */
|
| /* we leave biSizeImage = 0; this is correct for uncompressed data */
|
| if (cinfo->density_unit == 2) { /* if have density in dots/cm, then */
|
| - PUT_4B(bmpinfoheader, 24, (INT32) (cinfo->X_density*100)); /* XPels/M */
|
| - PUT_4B(bmpinfoheader, 28, (INT32) (cinfo->Y_density*100)); /* XPels/M */
|
| + PUT_4B(bmpinfoheader, 24, (long) (cinfo->X_density*100)); /* XPels/M */
|
| + PUT_4B(bmpinfoheader, 28, (long) (cinfo->Y_density*100)); /* XPels/M */
|
| }
|
| PUT_2B(bmpinfoheader, 32, cmap_entries); /* biClrUsed */
|
| /* we leave biClrImportant = 0 */
|
| @@ -266,7 +268,7 @@ write_os2_header (j_decompress_ptr cinfo, bmp_dest_ptr dest)
|
| {
|
| char bmpfileheader[14];
|
| char bmpcoreheader[12];
|
| - INT32 headersize, bfSize;
|
| + long headersize, bfSize;
|
| int bits_per_pixel, cmap_entries;
|
|
|
| /* Compute colormap size and total file size */
|
| @@ -290,24 +292,24 @@ write_os2_header (j_decompress_ptr cinfo, bmp_dest_ptr dest)
|
| }
|
| /* File size */
|
| headersize = 14 + 12 + cmap_entries * 3; /* Header and colormap */
|
| - bfSize = headersize + (INT32) dest->row_width * (INT32) cinfo->output_height;
|
| -
|
| + bfSize = headersize + (long) dest->row_width * (long) cinfo->output_height;
|
| +
|
| /* Set unused fields of header to 0 */
|
| - MEMZERO(bmpfileheader, SIZEOF(bmpfileheader));
|
| - MEMZERO(bmpcoreheader, SIZEOF(bmpcoreheader));
|
| + MEMZERO(bmpfileheader, sizeof(bmpfileheader));
|
| + MEMZERO(bmpcoreheader, sizeof(bmpcoreheader));
|
|
|
| /* Fill the file header */
|
| - bmpfileheader[0] = 0x42; /* first 2 bytes are ASCII 'B', 'M' */
|
| + bmpfileheader[0] = 0x42; /* first 2 bytes are ASCII 'B', 'M' */
|
| bmpfileheader[1] = 0x4D;
|
| PUT_4B(bmpfileheader, 2, bfSize); /* bfSize */
|
| /* we leave bfReserved1 & bfReserved2 = 0 */
|
| PUT_4B(bmpfileheader, 10, headersize); /* bfOffBits */
|
|
|
| /* Fill the info header (Microsoft calls this a BITMAPCOREHEADER) */
|
| - PUT_2B(bmpcoreheader, 0, 12); /* bcSize */
|
| + PUT_2B(bmpcoreheader, 0, 12); /* bcSize */
|
| PUT_2B(bmpcoreheader, 4, cinfo->output_width); /* bcWidth */
|
| PUT_2B(bmpcoreheader, 6, cinfo->output_height); /* bcHeight */
|
| - PUT_2B(bmpcoreheader, 8, 1); /* bcPlanes - must be 1 */
|
| + PUT_2B(bmpcoreheader, 8, 1); /* bcPlanes - must be 1 */
|
| PUT_2B(bmpcoreheader, 10, bits_per_pixel); /* bcBitCount */
|
|
|
| if (JFWRITE(dest->pub.output_file, bmpfileheader, 14) != (size_t) 14)
|
| @@ -327,31 +329,31 @@ write_os2_header (j_decompress_ptr cinfo, bmp_dest_ptr dest)
|
|
|
| LOCAL(void)
|
| write_colormap (j_decompress_ptr cinfo, bmp_dest_ptr dest,
|
| - int map_colors, int map_entry_size)
|
| + int map_colors, int map_entry_size)
|
| {
|
| JSAMPARRAY colormap = cinfo->colormap;
|
| int num_colors = cinfo->actual_number_of_colors;
|
| - FILE * outfile = dest->pub.output_file;
|
| + FILE *outfile = dest->pub.output_file;
|
| int i;
|
|
|
| if (colormap != NULL) {
|
| if (cinfo->out_color_components == 3) {
|
| /* Normal case with RGB colormap */
|
| for (i = 0; i < num_colors; i++) {
|
| - putc(GETJSAMPLE(colormap[2][i]), outfile);
|
| - putc(GETJSAMPLE(colormap[1][i]), outfile);
|
| - putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| - if (map_entry_size == 4)
|
| - putc(0, outfile);
|
| + putc(GETJSAMPLE(colormap[2][i]), outfile);
|
| + putc(GETJSAMPLE(colormap[1][i]), outfile);
|
| + putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| + if (map_entry_size == 4)
|
| + putc(0, outfile);
|
| }
|
| } else {
|
| /* Grayscale colormap (only happens with grayscale quantization) */
|
| for (i = 0; i < num_colors; i++) {
|
| - putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| - putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| - putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| - if (map_entry_size == 4)
|
| - putc(0, outfile);
|
| + putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| + putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| + putc(GETJSAMPLE(colormap[0][i]), outfile);
|
| + if (map_entry_size == 4)
|
| + putc(0, outfile);
|
| }
|
| }
|
| } else {
|
| @@ -361,10 +363,10 @@ write_colormap (j_decompress_ptr cinfo, bmp_dest_ptr dest,
|
| putc(i, outfile);
|
| putc(i, outfile);
|
| if (map_entry_size == 4)
|
| - putc(0, outfile);
|
| + putc(0, outfile);
|
| }
|
| }
|
| - /* Pad colormap with zeros to ensure specified number of colormap entries */
|
| + /* Pad colormap with zeros to ensure specified number of colormap entries */
|
| if (i > map_colors)
|
| ERREXIT1(cinfo, JERR_TOO_MANY_COLORS, i);
|
| for (; i < map_colors; i++) {
|
| @@ -381,7 +383,7 @@ METHODDEF(void)
|
| finish_output_bmp (j_decompress_ptr cinfo, djpeg_dest_ptr dinfo)
|
| {
|
| bmp_dest_ptr dest = (bmp_dest_ptr) dinfo;
|
| - register FILE * outfile = dest->pub.output_file;
|
| + register FILE *outfile = dest->pub.output_file;
|
| JSAMPARRAY image_ptr;
|
| register JSAMPROW data_ptr;
|
| JDIMENSION row;
|
| @@ -432,7 +434,7 @@ jinit_write_bmp (j_decompress_ptr cinfo, boolean is_os2)
|
| /* Create module interface object, fill in method pointers */
|
| dest = (bmp_dest_ptr)
|
| (*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE,
|
| - SIZEOF(bmp_dest_struct));
|
| + sizeof(bmp_dest_struct));
|
| dest->pub.start_output = start_output_bmp;
|
| dest->pub.finish_output = finish_output_bmp;
|
| dest->is_os2 = is_os2;
|
|
|