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Rotated images still didn't work correctly; they were offseted.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@20549 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2007-04-04 12:31:50 +00:00
parent 7e4913f545
commit b92d0fce7c
1 changed files with 22 additions and 16 deletions
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src/add-ons/translators/raw/RAW.cpp
+22 -16
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@@ -21,9 +21,9 @@
#include <string.h>
//#define TRACE(x) dprintf x
//#define TRACE(x) printf x
#define TRACE(x)
//#define TAG(x) dprintf x
//#define TAG(x) printf x
#define TAG(x)
#define ABS(x) (((int)(x) ^ ((int)(x) >> 31)) - ((int)(x) >> 31))
@@ -232,11 +232,11 @@ DCRaw::_FlipIndex(uint32 row, uint32 col, uint32 flip)
if (flip & 4)
SWAP(row, col);
if (flip & 2)
row = fOutputHeight - 1 - row;
row = fInputHeight - 1 - row;
if (flip & 1)
col = fOutputWidth - 1 - col;
col = fInputWidth - 1 - col;
return row * fOutputWidth + col;
return row * fInputWidth + col;
}
@@ -2378,7 +2378,9 @@ DCRaw::_WriteRGB32(image_data_info& image, uint8* outputBuffer)
{
uint8* line, lookUpTable[0x10000];
uint32 outputRow = (4 * fOutputBitsPerSample / 8) * fOutputWidth;
uint32 width = image.flip & 4 ? fOutputHeight : fOutputWidth;
uint32 height = image.flip & 4 ? fOutputWidth : fOutputHeight;
uint32 outputRow = (4 * fOutputBitsPerSample / 8) * width;
uint32 outputOffset = 0;
line = (uint8 *)malloc(outputRow);
@@ -2393,16 +2395,16 @@ DCRaw::_WriteRGB32(image_data_info& image, uint8* outputBuffer)
int32 sourceOffset = _FlipIndex(0, 0, image.flip);
int32 colStep = _FlipIndex(0, 1, image.flip) - sourceOffset;
int32 rowStep = _FlipIndex(1, 0, image.flip)
- _FlipIndex(0, fOutputWidth, image.flip);
- _FlipIndex(0, width, image.flip);
TRACE(("flip = %ld, sourceOffset = %ld, colStep = %ld, rowStep = %ld, "
"input: %lu x %lu, output: %lu x %lu\n", image.flip, sourceOffset,
colStep, rowStep, fInputWidth, fInputHeight, fOutputWidth,
fOutputHeight));
colStep, rowStep, fInputWidth, fInputHeight, width,
height));
if (fOutputBitsPerSample == 8) {
for (uint32 row = 0; row < fOutputHeight; row++, sourceOffset += rowStep) {
for (uint32 col = 0; col < fOutputWidth; col++, sourceOffset += colStep) {
for (uint32 row = 0; row < height; row++, sourceOffset += rowStep) {
for (uint32 col = 0; col < width; col++, sourceOffset += colStep) {
line[col * 4 + 2] = lookUpTable[fImageData[sourceOffset][0]];
line[col * 4 + 1] = lookUpTable[fImageData[sourceOffset][1]];
line[col * 4 + 0] = lookUpTable[fImageData[sourceOffset][2]];
@@ -3252,13 +3254,17 @@ DCRaw::ReadImageAt(uint32 index, uint8*& outputBuffer, size_t& bufferSize)
image_data_info& image = fImages[index];
fShrink = (fHalfSize || fThreshold) && fFilters;
fOutputWidth = (fInputWidth + fShrink) >> fShrink;
fOutputWidth = (fInputWidth + fShrink) >> fShrink;
fOutputHeight = (fInputHeight + fShrink) >> fShrink;
if (image.flip & 4)
SWAP(fOutputHeight, fOutputWidth);
image.output_width = fOutputWidth;
image.output_height = fOutputHeight;
if (image.flip & 4) {
// image is rotated
image.output_width = fOutputHeight;
image.output_height = fOutputWidth;
} else {
image.output_width = fOutputWidth;
image.output_height = fOutputHeight;
}
if (image.is_raw) {
bufferSize = fOutputWidth * 4 * fOutputHeight;