summaryrefslogtreecommitdiffstats
path: root/core
diff options
context:
space:
mode:
Diffstat (limited to 'core')
-rw-r--r--core/java/android/hardware/camera2/DngCreator.java4
-rw-r--r--core/jni/android_hardware_camera2_DngCreator.cpp157
2 files changed, 124 insertions, 37 deletions
diff --git a/core/java/android/hardware/camera2/DngCreator.java b/core/java/android/hardware/camera2/DngCreator.java
index 70afe5b..57a080b 100644
--- a/core/java/android/hardware/camera2/DngCreator.java
+++ b/core/java/android/hardware/camera2/DngCreator.java
@@ -284,6 +284,8 @@ public final class DngCreator implements AutoCloseable {
* {@code offset + 2 * width * height)} bytes. The width and height of
* the input are taken from the width and height set in the {@link DngCreator} metadata tags,
* and will typically be equal to the width and height of
+ * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE}. Prior to
+ * API level 23, this was always the same as
* {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE}.
* The pixel layout in the input is determined from the reported color filter arrangement (CFA)
* set in {@link CameraCharacteristics#SENSOR_INFO_COLOR_FILTER_ARRANGEMENT}. If insufficient
@@ -332,6 +334,8 @@ public final class DngCreator implements AutoCloseable {
* {@code offset + 2 * width * height)} bytes. The width and height of
* the input are taken from the width and height set in the {@link DngCreator} metadata tags,
* and will typically be equal to the width and height of
+ * {@link CameraCharacteristics#SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE}. Prior to
+ * API level 23, this was always the same as
* {@link CameraCharacteristics#SENSOR_INFO_ACTIVE_ARRAY_SIZE}.
* The pixel layout in the input is determined from the reported color filter arrangement (CFA)
* set in {@link CameraCharacteristics#SENSOR_INFO_COLOR_FILTER_ARRANGEMENT}. If insufficient
diff --git a/core/jni/android_hardware_camera2_DngCreator.cpp b/core/jni/android_hardware_camera2_DngCreator.cpp
index 7d8d151..995d39f 100644
--- a/core/jni/android_hardware_camera2_DngCreator.cpp
+++ b/core/jni/android_hardware_camera2_DngCreator.cpp
@@ -18,6 +18,8 @@
#define LOG_TAG "DngCreator_JNI"
#include <inttypes.h>
#include <string.h>
+#include <algorithm>
+#include <memory>
#include <utils/Log.h>
#include <utils/Errors.h>
@@ -25,7 +27,6 @@
#include <utils/RefBase.h>
#include <utils/Vector.h>
#include <cutils/properties.h>
-
#include <system/camera_metadata.h>
#include <camera/CameraMetadata.h>
#include <img_utils/DngUtils.h>
@@ -37,15 +38,6 @@
#include <img_utils/StripSource.h>
#include "core_jni_helpers.h"
-#include <utils/Log.h>
-#include <utils/Errors.h>
-#include <utils/StrongPointer.h>
-#include <utils/RefBase.h>
-#include <utils/Vector.h>
-#include <cutils/properties.h>
-
-#include <string.h>
-#include <inttypes.h>
#include "android_runtime/AndroidRuntime.h"
#include "android_runtime/android_hardware_camera2_CameraMetadata.h"
@@ -63,6 +55,14 @@ using namespace img_utils;
return; \
}
+#define BAIL_IF_INVALID_R(expr, jnienv, tagId, writer) \
+ if ((expr) != OK) { \
+ jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \
+ "Invalid metadata for tag %s (%x)", (writer)->getTagName(tagId), (tagId)); \
+ return -1; \
+ }
+
+
#define BAIL_IF_EMPTY(entry, jnienv, tagId, writer) \
if (entry.count == 0) { \
jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \
@@ -111,11 +111,14 @@ enum {
class NativeContext : public LightRefBase<NativeContext> {
public:
- NativeContext();
+ NativeContext(const CameraMetadata& characteristics, const CameraMetadata& result);
virtual ~NativeContext();
TiffWriter* getWriter();
+ std::shared_ptr<const CameraMetadata> getCharacteristics() const;
+ std::shared_ptr<const CameraMetadata> getResult() const;
+
uint32_t getThumbnailWidth();
uint32_t getThumbnailHeight();
const uint8_t* getThumbnail();
@@ -125,11 +128,16 @@ public:
private:
Vector<uint8_t> mCurrentThumbnail;
TiffWriter mWriter;
+ std::shared_ptr<CameraMetadata> mCharacteristics;
+ std::shared_ptr<CameraMetadata> mResult;
uint32_t mThumbnailWidth;
uint32_t mThumbnailHeight;
};
-NativeContext::NativeContext() : mThumbnailWidth(0), mThumbnailHeight(0) {}
+NativeContext::NativeContext(const CameraMetadata& characteristics, const CameraMetadata& result) :
+ mCharacteristics(std::make_shared<CameraMetadata>(characteristics)),
+ mResult(std::make_shared<CameraMetadata>(result)), mThumbnailWidth(0),
+ mThumbnailHeight(0) {}
NativeContext::~NativeContext() {}
@@ -137,6 +145,14 @@ TiffWriter* NativeContext::getWriter() {
return &mWriter;
}
+std::shared_ptr<const CameraMetadata> NativeContext::getCharacteristics() const {
+ return mCharacteristics;
+}
+
+std::shared_ptr<const CameraMetadata> NativeContext::getResult() const {
+ return mResult;
+}
+
uint32_t NativeContext::getThumbnailWidth() {
return mThumbnailWidth;
}
@@ -626,25 +642,92 @@ uint32_t DirectStripSource::getIfd() const {
// End of DirectStripSource
// ----------------------------------------------------------------------------
-static bool validateDngHeader(JNIEnv* env, TiffWriter* writer, jint width, jint height) {
- bool hasThumbnail = writer->hasIfd(TIFF_IFD_SUB1);
+/**
+ * Given a buffer crop rectangle relative to the pixel array size, and the active array crop
+ * rectangle for the camera characteristics, set the default crop rectangle in the TiffWriter
+ * relative to the buffer crop rectangle origin.
+ */
+static status_t calculateAndSetCrop(JNIEnv* env, const CameraMetadata& characteristics,
+ uint32_t bufXMin, uint32_t bufYMin, uint32_t bufWidth, uint32_t bufHeight,
+ TiffWriter* writer) {
+
+ camera_metadata_ro_entry entry =
+ characteristics.find(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE);
+ uint32_t xmin = static_cast<uint32_t>(entry.data.i32[0]);
+ uint32_t ymin = static_cast<uint32_t>(entry.data.i32[1]);
+ uint32_t width = static_cast<uint32_t>(entry.data.i32[2]);
+ uint32_t height = static_cast<uint32_t>(entry.data.i32[3]);
+
+ uint32_t aLeft = xmin;
+ uint32_t aTop = ymin;
+ uint32_t aRight = xmin + width;
+ uint32_t aBottom = ymin + height;
+
+ const uint32_t margin = 8; // Default margin recommended by Adobe for interpolation.
+
+ uint32_t bLeft = bufXMin + margin;
+ uint32_t bTop = bufYMin + margin;
+ uint32_t bRight = bufXMin + bufWidth - margin;
+ uint32_t bBottom = bufYMin + bufHeight - margin;
+
+ uint32_t defaultCropOrigin[] = {std::max(aLeft, bLeft), std::max(aTop, bTop)};
+ uint32_t defaultCropSize[] = {std::min(aRight, bRight) - defaultCropOrigin[0],
+ std::min(aBottom, bBottom) - defaultCropOrigin[1]};
+
+ BAIL_IF_INVALID_R(writer->addEntry(TAG_DEFAULTCROPORIGIN, 2, defaultCropOrigin,
+ TIFF_IFD_0), env, TAG_DEFAULTCROPORIGIN, writer);
+ BAIL_IF_INVALID_R(writer->addEntry(TAG_DEFAULTCROPSIZE, 2, defaultCropSize,
+ TIFF_IFD_0), env, TAG_DEFAULTCROPSIZE, writer);
+
+ return OK;
+}
+static bool validateDngHeader(JNIEnv* env, TiffWriter* writer,
+ const CameraMetadata& characteristics, jint width, jint height) {
// TODO: handle lens shading map, etc. conversions for other raw buffer sizes.
- uint32_t metadataWidth = *(writer->getEntry(TAG_IMAGEWIDTH, (hasThumbnail) ? TIFF_IFD_SUB1 :
- TIFF_IFD_0)->getData<uint32_t>());
- uint32_t metadataHeight = *(writer->getEntry(TAG_IMAGELENGTH, (hasThumbnail) ? TIFF_IFD_SUB1 :
- TIFF_IFD_0)->getData<uint32_t>());
+ if (width <= 0) {
+ jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException", \
+ "Image width %d is invalid", width);
+ return false;
+ }
- if (width < 0 || metadataWidth != static_cast<uint32_t>(width)) {
+ if (height <= 0) {
jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException", \
- "Metadata width %d doesn't match image width %d", metadataWidth, width);
+ "Image height %d is invalid", height);
return false;
}
- if (height < 0 || metadataHeight != static_cast<uint32_t>(height)) {
+ camera_metadata_ro_entry preCorrectionEntry =
+ characteristics.find(ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE);
+ camera_metadata_ro_entry pixelArrayEntry =
+ characteristics.find(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE);
+
+ int pWidth = static_cast<int>(pixelArrayEntry.data.i32[0]);
+ int pHeight = static_cast<int>(pixelArrayEntry.data.i32[1]);
+ int cWidth = static_cast<int>(preCorrectionEntry.data.i32[2]);
+ int cHeight = static_cast<int>(preCorrectionEntry.data.i32[3]);
+
+ bool matchesPixelArray = (pWidth == width && pHeight == height);
+ bool matchesPreCorrectionArray = (cWidth == width && cHeight == height);
+
+ if (matchesPixelArray) {
+ if (calculateAndSetCrop(env, characteristics, 0, 0, static_cast<uint32_t>(pWidth),
+ static_cast<uint32_t>(pHeight), writer) != OK) {
+ return false;
+ }
+ } else if (matchesPreCorrectionArray) {
+ if (calculateAndSetCrop(env, characteristics,
+ static_cast<uint32_t>(preCorrectionEntry.data.i32[0]),
+ static_cast<uint32_t>(preCorrectionEntry.data.i32[1]),
+ static_cast<uint32_t>(preCorrectionEntry.data.i32[2]),
+ static_cast<uint32_t>(preCorrectionEntry.data.i32[3]), writer) != OK) {
+ return false;
+ }
+ } else {
jniThrowExceptionFmt(env, "java/lang/IllegalArgumentException", \
- "Metadata height %d doesn't match image height %d",
- metadataHeight, height);
+ "Image dimensions (w=%d,h=%d) are invalid, must match either the pixel "
+ "array size (w=%d, h=%d) or the pre-correction array size (w=%d, h=%d)",
+ width, height, pWidth, pHeight, cWidth, cHeight);
return false;
}
@@ -854,7 +937,7 @@ static void DngCreator_init(JNIEnv* env, jobject thiz, jobject characteristicsPt
return;
}
- sp<NativeContext> nativeContext = new NativeContext();
+ sp<NativeContext> nativeContext = new NativeContext(characteristics, results);
TiffWriter* writer = nativeContext->getWriter();
writer->addIfd(TIFF_IFD_0);
@@ -906,7 +989,7 @@ static void DngCreator_init(JNIEnv* env, jobject thiz, jobject characteristicsPt
{
// Set dimensions
camera_metadata_entry entry =
- characteristics.find(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE);
+ characteristics.find(ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE);
BAIL_IF_EMPTY(entry, env, TAG_IMAGEWIDTH, writer);
uint32_t width = static_cast<uint32_t>(entry.data.i32[2]);
uint32_t height = static_cast<uint32_t>(entry.data.i32[3]);
@@ -1356,16 +1439,16 @@ static void DngCreator_init(JNIEnv* env, jobject thiz, jobject characteristicsPt
}
{
- // Setup default crop + crop origin tags
- uint32_t margin = 8; // Default margin recommended by Adobe for interpolation.
- uint32_t dimensionLimit = 128; // Smallest image dimension crop margin from.
- if (imageWidth >= dimensionLimit && imageHeight >= dimensionLimit) {
- uint32_t defaultCropOrigin[] = {margin, margin};
- uint32_t defaultCropSize[] = {imageWidth - 2 * margin, imageHeight - 2 * margin};
- BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPORIGIN, 2, defaultCropOrigin,
- TIFF_IFD_0), env, TAG_DEFAULTCROPORIGIN, writer);
- BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPSIZE, 2, defaultCropSize,
- TIFF_IFD_0), env, TAG_DEFAULTCROPSIZE, writer);
+ // Set dimensions
+ camera_metadata_entry entry =
+ characteristics.find(ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE);
+ BAIL_IF_EMPTY(entry, env, TAG_DEFAULTCROPSIZE, writer);
+ uint32_t xmin = static_cast<uint32_t>(entry.data.i32[0]);
+ uint32_t ymin = static_cast<uint32_t>(entry.data.i32[1]);
+ uint32_t width = static_cast<uint32_t>(entry.data.i32[2]);
+ uint32_t height = static_cast<uint32_t>(entry.data.i32[3]);
+ if (calculateAndSetCrop(env, characteristics, xmin, ymin, width, height, writer) != OK) {
+ return;
}
}
@@ -1874,7 +1957,7 @@ static void DngCreator_nativeWriteImage(JNIEnv* env, jobject thiz, jobject outSt
}
// Validate DNG header
- if (!validateDngHeader(env, writer, width, height)) {
+ if (!validateDngHeader(env, writer, *(context->getCharacteristics()), width, height)) {
return;
}
@@ -1978,7 +2061,7 @@ static void DngCreator_nativeWriteInputStream(JNIEnv* env, jobject thiz, jobject
}
// Validate DNG header
- if (!validateDngHeader(env, writer, width, height)) {
+ if (!validateDngHeader(env, writer, *(context->getCharacteristics()), width, height)) {
return;
}
generated by cgit v1.1 at 2025-08-04 09:19:50 +0000