summaryrefslogtreecommitdiff
path: root/noncore/apps/opie-reader/Palm2QImage.cpp
Unidiff
Diffstat (limited to 'noncore/apps/opie-reader/Palm2QImage.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/apps/opie-reader/Palm2QImage.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/noncore/apps/opie-reader/Palm2QImage.cpp b/noncore/apps/opie-reader/Palm2QImage.cpp
index 361755f..09cad1c 100644
--- a/noncore/apps/opie-reader/Palm2QImage.cpp
+++ b/noncore/apps/opie-reader/Palm2QImage.cpp
@@ -104,49 +104,49 @@ static ColorMapEntry Palm8BitColormap[] = {
104 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, 104 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
105 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, 105 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
106 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, 106 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
107 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, 107 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
108 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, 108 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 },
109 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }}; 109 { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }, { 0, 0, 0 }};
110 110
111static ColorMapEntry Palm1BitColormap[] = {{ 255, 255, 255 }, { 0, 0, 0 }}; 111static ColorMapEntry Palm1BitColormap[] = {{ 255, 255, 255 }, { 0, 0, 0 }};
112 112
113static ColorMapEntry Palm2BitColormap[] = { 113static ColorMapEntry Palm2BitColormap[] = {
114 { 255, 255, 255 }, { 192, 192, 192 }, { 128, 128, 128 }, { 0, 0, 0 }}; 114 { 255, 255, 255 }, { 192, 192, 192 }, { 128, 128, 128 }, { 0, 0, 0 }};
115 115
116static ColorMapEntry Palm4BitColormap[] = { 116static ColorMapEntry Palm4BitColormap[] = {
117 { 255, 255, 255 }, { 238, 238, 238 }, { 221, 221, 221 }, { 204, 204, 204 }, 117 { 255, 255, 255 }, { 238, 238, 238 }, { 221, 221, 221 }, { 204, 204, 204 },
118 { 187, 187, 187 }, { 170, 170, 170 }, { 153, 153, 153 }, { 136, 136, 136 }, 118 { 187, 187, 187 }, { 170, 170, 170 }, { 153, 153, 153 }, { 136, 136, 136 },
119 { 119, 119, 119 }, { 102, 102, 102 }, { 85, 85, 85 }, { 68, 68, 68 }, 119 { 119, 119, 119 }, { 102, 102, 102 }, { 85, 85, 85 }, { 68, 68, 68 },
120 { 51, 51, 51 }, { 34, 34, 34 }, { 17, 17, 17 }, { 0, 0, 0 }}; 120 { 51, 51, 51 }, { 34, 34, 34 }, { 17, 17, 17 }, { 0, 0, 0 }};
121 121
122QImage* Palm2QImage 122QImage* Palm2QImage
123 (unsigned char *image_bytes_in, int byte_count_in) 123 (unsigned char *image_bytes_in, int byte_count_in)
124{ 124{
125 unsigned int width, height, bytes_per_row, flags, next_depth_offset; 125 unsigned int width, height, bytes_per_row, flags, next_depth_offset;
126 unsigned int bits_per_pixel, version, transparent_index, compression_type, i, j, inval, inbit, mask, incount; 126 unsigned int bits_per_pixel, version, transparent_index, compression_type, i, j, inval, inbit, mask, incount;
127 unsigned int palm_red_bits, palm_green_bits, palm_blue_bits; 127 unsigned int palm_red_bits, palm_green_bits, palm_blue_bits;
128 unsigned char *palm_ptr, *x_ptr, *imagedata, *inbyte, *rowbuf, *lastrow, 128 unsigned char *palm_ptr, *x_ptr, *inbyte, *rowbuf, *lastrow,
129 *imagedatastart, *palmimage; 129 *imagedatastart, *palmimage;
130 ColorMapEntry *colormap; 130 ColorMapEntry *colormap;
131 131
132 palmimage = image_bytes_in; 132 palmimage = image_bytes_in;
133 width = READ_BIGENDIAN_SHORT(palmimage + 0); 133 width = READ_BIGENDIAN_SHORT(palmimage + 0);
134 height = READ_BIGENDIAN_SHORT(palmimage + 2); 134 height = READ_BIGENDIAN_SHORT(palmimage + 2);
135 bytes_per_row = READ_BIGENDIAN_SHORT(palmimage + 4); 135 bytes_per_row = READ_BIGENDIAN_SHORT(palmimage + 4);
136 flags = READ_BIGENDIAN_SHORT(palmimage + 6); 136 flags = READ_BIGENDIAN_SHORT(palmimage + 6);
137 bits_per_pixel = palmimage[8]; 137 bits_per_pixel = palmimage[8];
138 version = palmimage[9]; 138 version = palmimage[9];
139 next_depth_offset = READ_BIGENDIAN_SHORT(palmimage + 10); 139 next_depth_offset = READ_BIGENDIAN_SHORT(palmimage + 10);
140 transparent_index = palmimage[12]; 140 transparent_index = palmimage[12];
141 compression_type = palmimage[13]; 141 compression_type = palmimage[13];
142 /* bytes 14 and 15 are reserved by Palm and always 0 */ 142 /* bytes 14 and 15 are reserved by Palm and always 0 */
143 143
144#if 0 144#if 0
145// qDebug ("Palm image is %dx%d, %d bpp, version %d, flags 0x%x, compression %d", width, height, bits_per_pixel, version, flags, compression_type); 145// qDebug ("Palm image is %dx%d, %d bpp, version %d, flags 0x%x, compression %d", width, height, bits_per_pixel, version, flags, compression_type);
146#endif 146#endif
147 147
148 if (compression_type == PALM_COMPRESSION_PACKBITS) { 148 if (compression_type == PALM_COMPRESSION_PACKBITS) {
149// qDebug ("Image uses packbits compression; not yet supported"); 149// qDebug ("Image uses packbits compression; not yet supported");
150 return NULL; 150 return NULL;
151 } else if ((compression_type != PALM_COMPRESSION_NONE) && 151 } else if ((compression_type != PALM_COMPRESSION_NONE) &&
152 (compression_type != PALM_COMPRESSION_RLE) && 152 (compression_type != PALM_COMPRESSION_RLE) &&
@@ -192,49 +192,49 @@ QImage* Palm2QImage
192 if (palm_blue_bits > 8 || palm_green_bits > 8 || palm_red_bits > 8) { 192 if (palm_blue_bits > 8 || palm_green_bits > 8 || palm_red_bits > 8) {
193// 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); 193// 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);
194 return NULL; 194 return NULL;
195 } 195 }
196 if (bits_per_pixel > (8 * sizeof(unsigned long))) { 196 if (bits_per_pixel > (8 * sizeof(unsigned long))) {
197// qDebug ("Can't handle this format DirectColor image -- too many bits per pixel (%d)\n", bits_per_pixel); 197// qDebug ("Can't handle this format DirectColor image -- too many bits per pixel (%d)\n", bits_per_pixel);
198 return NULL; 198 return NULL;
199 } 199 }
200 imagedatastart = palmimage + 24; 200 imagedatastart = palmimage + 24;
201 } else { 201 } else {
202// qDebug("Unknown bits-per-pixel of %d encountered.\n", bits_per_pixel); 202// qDebug("Unknown bits-per-pixel of %d encountered.\n", bits_per_pixel);
203 return NULL; 203 return NULL;
204 } 204 }
205 205
206#ifndef USEQPE 206#ifndef USEQPE
207 QImage* qimage = new QImage(width, height, 32); 207 QImage* qimage = new QImage(width, height, 32);
208#else 208#else
209 QImage* qimage = new QImage(width, height, 16); 209 QImage* qimage = new QImage(width, height, 16);
210#endif 210#endif
211 211
212 /* row by row, uncompress the Palm image and copy it to the JPEG buffer */ 212 /* row by row, uncompress the Palm image and copy it to the JPEG buffer */
213 rowbuf = new unsigned char[bytes_per_row * width]; 213 rowbuf = new unsigned char[bytes_per_row * width];
214 lastrow = new unsigned char[bytes_per_row * width]; 214 lastrow = new unsigned char[bytes_per_row * width];
215 215
216 for (i=0, palm_ptr = imagedatastart , x_ptr = imagedata; i < height; ++i) { 216 for (i=0, palm_ptr = imagedatastart , x_ptr = 0; i < height; ++i) {
217// qDebug("inval:%x palm_ptr:%x x_ptr:%x bpr:%x", inval, palm_ptr, x_ptr, bytes_per_row); 217// qDebug("inval:%x palm_ptr:%x x_ptr:%x bpr:%x", inval, palm_ptr, x_ptr, bytes_per_row);
218 218
219 /* first, uncompress the Palm image */ 219 /* first, uncompress the Palm image */
220 if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_RLE)) { 220 if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_RLE)) {
221 for (j = 0; j < bytes_per_row; ) { 221 for (j = 0; j < bytes_per_row; ) {
222 incount = *palm_ptr++; 222 incount = *palm_ptr++;
223 inval = *palm_ptr++; 223 inval = *palm_ptr++;
224 memset(rowbuf + j, inval, incount); 224 memset(rowbuf + j, inval, incount);
225 j += incount; 225 j += incount;
226 } 226 }
227 } else if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_SCANLINE)) { 227 } else if ((flags & PALM_IS_COMPRESSED_FLAG) && (compression_type == PALM_COMPRESSION_SCANLINE)) {
228 for (j = 0; j < bytes_per_row; j += 8) { 228 for (j = 0; j < bytes_per_row; j += 8) {
229 incount = *palm_ptr++; 229 incount = *palm_ptr++;
230 inval = ((bytes_per_row - j) < 8) ? (bytes_per_row - j) : 8; 230 inval = ((bytes_per_row - j) < 8) ? (bytes_per_row - j) : 8;
231 for (inbit = 0; inbit < inval; inbit += 1) { 231 for (inbit = 0; inbit < inval; inbit += 1) {
232 if (incount & (1 << (7 - inbit))) 232 if (incount & (1 << (7 - inbit)))
233 rowbuf[j + inbit] = *palm_ptr++; 233 rowbuf[j + inbit] = *palm_ptr++;
234 else 234 else
235 rowbuf[j + inbit] = lastrow[j + inbit]; 235 rowbuf[j + inbit] = lastrow[j + inbit];
236 } 236 }
237 } 237 }
238 memcpy (lastrow, rowbuf, bytes_per_row); 238 memcpy (lastrow, rowbuf, bytes_per_row);
239 } else if (((flags & PALM_IS_COMPRESSED_FLAG) && 239 } else if (((flags & PALM_IS_COMPRESSED_FLAG) &&
240 (compression_type == PALM_COMPRESSION_NONE)) || 240 (compression_type == PALM_COMPRESSION_NONE)) ||