Diffstat (limited to 'noncore/apps/opie-reader/Palm2QImage.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/apps/opie-reader/Palm2QImage.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/noncore/apps/opie-reader/Palm2QImage.cpp b/noncore/apps/opie-reader/Palm2QImage.cpp index 9603877..bf5ece3 100644 --- a/noncore/apps/opie-reader/Palm2QImage.cpp +++ b/noncore/apps/opie-reader/Palm2QImage.cpp @@ -1,54 +1,55 @@ /* -*- mode: c; indent-tabs-mode: nil; -*- */ +#include "useqpe.h" #include <stdio.h> #include <stdlib.h> #include <string.h> -#ifndef WINDOWS
-#include <unistd.h> /* for link */
+#ifndef _WINDOWS +#include <unistd.h> /* for link */ #endif #include <sys/types.h> #include <sys/stat.h> #include <stdarg.h> #include <qimage.h> /***********************************************************************/ /***********************************************************************/ /***** *****/ /***** Code to decode the Palm image format to JPEG *****/ /***** *****/ /***********************************************************************/ /***********************************************************************/ #define READ_BIGENDIAN_SHORT(p) (((p)[0] << 8)|((p)[1])) #define READ_BIGENDIAN_LONG(p) (((p)[0] << 24)|((p)[1] << 16)|((p)[2] << 8)|((p)[3])) #define PALM_IS_COMPRESSED_FLAG 0x8000 #define PALM_HAS_COLORMAP_FLAG 0x4000 #define PALM_HAS_TRANSPARENCY_FLAG 0x2000 #define PALM_DIRECT_COLOR_FLAG 0x0400 #define PALM_4_BYTE_FIELD_FLAG 0x0200 #define PALM_COMPRESSION_SCANLINE 0x00 #define PALM_COMPRESSION_RLE 0x01 #define PALM_COMPRESSION_PACKBITS 0x02 #define PALM_COMPRESSION_NONE 0xFF #define PALM_COLORMAP_SIZE 232 typedef struct { unsigned char red; unsigned char green; unsigned char blue; } ColorMapEntry; static ColorMapEntry Palm8BitColormap[] = { { 255, 255, 255 }, { 255, 204, 255 }, { 255, 153, 255 }, { 255, 102, 255 }, { 255, 51, 255 }, { 255, 0, 255 }, { 255, 255, 204 }, { 255, 204, 204 }, { 255, 153, 204 }, { 255, 102, 204 }, { 255, 51, 204 }, { 255, 0, 204 }, { 255, 255, 153 }, { 255, 204, 153 }, { 255, 153, 153 }, { 255, 102, 153 }, { 255, 51, 153 }, { 255, 0, 153 }, { 204, 255, 255 }, { 204, 204, 255 }, { 204, 153, 255 }, { 204, 102, 255 }, { 204, 51, 255 }, { 204, 0, 255 }, { 204, 255, 204 }, { 204, 204, 204 }, { 204, 153, 204 }, { 204, 102, 204 }, { 204, 51, 204 }, { 204, 0, 204 }, { 204, 255, 153 }, { 204, 204, 153 }, { 204, 153, 153 }, { 204, 102, 153 }, { 204, 51, 153 }, { 204, 0, 153 }, { 153, 255, 255 }, { 153, 204, 255 }, { 153, 153, 255 }, { 153, 102, 255 }, @@ -157,101 +158,101 @@ QImage* Palm2QImage /* as of PalmOS 4.0, there are 6 different kinds of Palm pixmaps: 1, 2, or 4 bit grayscale 8-bit StaticColor using the Palm standard colormap 8-bit PseudoColor using a user-specified colormap 16-bit DirectColor using 5 bits for red, 6 for green, and 5 for blue Each of these can be compressed with one of four compression schemes, "RLE", "Scanline", "PackBits", or none. We begin by constructing the colormap. */ if (flags & PALM_HAS_COLORMAP_FLAG) { // qDebug("Palm images with custom colormaps are not currently supported.\n"); return NULL; } else if (bits_per_pixel == 1) { colormap = Palm1BitColormap; imagedatastart = palmimage + 16; } else if (bits_per_pixel == 2) { colormap = Palm2BitColormap; imagedatastart = palmimage + 16; } else if (bits_per_pixel == 4) { colormap = Palm4BitColormap; imagedatastart = palmimage + 16; } else if (bits_per_pixel == 8) { colormap = Palm8BitColormap; imagedatastart = palmimage + 16; } else if (bits_per_pixel == 16 && (flags & PALM_DIRECT_COLOR_FLAG)) { colormap = NULL; palm_red_bits = palmimage[16]; palm_green_bits = palmimage[17]; palm_blue_bits = palmimage[18]; // qDebug("Bits:%d, %d, %d", palm_red_bits, palm_green_bits, palm_blue_bits); if (palm_blue_bits > 8 || palm_green_bits > 8 || palm_red_bits > 8) { // qDebug("Can't handle this format DirectColor image -- too wide in some color (%d:%d:%d)\n", palm_red_bits, palm_green_bits, palm_blue_bits); return NULL; } if (bits_per_pixel > (8 * sizeof(unsigned long))) { // qDebug ("Can't handle this format DirectColor image -- too many bits per pixel (%d)\n", bits_per_pixel); return NULL; } imagedatastart = palmimage + 24; } else { // qDebug("Unknown bits-per-pixel of %d encountered.\n", bits_per_pixel); return NULL; } -#ifdef WINDOWS
- QImage* qimage = new QImage(width, height, 32);
-#else
- QImage* qimage = new QImage(width, height, 16);
-#endif
+#ifndef USEQPE + QImage* qimage = new QImage(width, height, 32); +#else + QImage* qimage = new QImage(width, height, 16); +#endif /* row by row, uncompress the Palm image and copy it to the JPEG buffer */ rowbuf = new unsigned char[bytes_per_row * width]; lastrow = new unsigned char[bytes_per_row * width]; for (i=0, palm_ptr = imagedatastart , x_ptr = imagedata; i < height; ++i) { // qDebug("inval:%x palm_ptr:%x x_ptr:%x bpr:%x", inval, palm_ptr, x_ptr, bytes_per_row); /* first, uncompress the Palm image */ if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_RLE)) { for (j = 0; j < bytes_per_row; ) { incount = *palm_ptr++; inval = *palm_ptr++; memset(rowbuf + j, inval, incount); j += incount; } } else if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_SCANLINE)) { for (j = 0; j < bytes_per_row; j += 8) { incount = *palm_ptr++; inval = ((bytes_per_row - j) < 8) ? (bytes_per_row - j) : 8; for (inbit = 0; inbit < inval; inbit += 1) { if (incount & (1 << (7 - inbit))) rowbuf[j + inbit] = *palm_ptr++; else rowbuf[j + inbit] = lastrow[j + inbit]; } } memcpy (lastrow, rowbuf, bytes_per_row); } else if (((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_NONE)) || ((flags & PALM_IS_COMPRESSED_FLAG) == 0)) { memcpy (rowbuf, palm_ptr, bytes_per_row); palm_ptr += bytes_per_row; } else { qDebug("Case 4"); qDebug("Is compressed:%s", ((flags & PALM_IS_COMPRESSED_FLAG) == 0) ? "false" : "true"); qDebug("Has colourmap:%s", ((flags & PALM_HAS_COLORMAP_FLAG) == 0) ? "false" : "true"); qDebug("Has transparency:%s", ((flags & PALM_HAS_TRANSPARENCY_FLAG) == 0) ? "false" : "true"); qDebug("Direct colour:%s", ((flags & PALM_DIRECT_COLOR_FLAG) == 0) ? "false" : "true"); qDebug("four byte field:%s", ((flags & PALM_4_BYTE_FIELD_FLAG) == 0) ? "false" : "true"); memcpy (rowbuf, palm_ptr, bytes_per_row); palm_ptr += bytes_per_row; } /* next, write it to the GDK bitmap */ if (colormap) { mask = (1 << bits_per_pixel) - 1; |