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Fix jnigraphics dependency on Android less than 2.2

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This commit is contained in:
Alexey Pelykh 2012-04-20 19:53:58 +03:00
parent 87e03b7140
commit 2e6828cf6c
2 changed files with 27 additions and 4 deletions
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2
OsmAnd/jni/osmand/Android.mk
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@ -73,6 +73,6 @@ LOCAL_STATIC_LIBRARIES := \
LOCAL_WHOLE_STATIC_LIBRARIES := skia_neon
endif
LOCAL_LDLIBS := -lz -llog -ljnigraphics
LOCAL_LDLIBS := -lz -llog -ldl
include $(BUILD_SHARED_LIBRARY)

29
OsmAnd/jni/osmand/rendering.cpp
View file

@ -1,6 +1,7 @@
#include <jni.h>
#include <android/log.h>
#include <android/bitmap.h>
#include <dlfcn.h>
#include <math.h>
#include <stdio.h>
@ -717,10 +718,32 @@ extern "C" JNIEXPORT jobject JNICALL Java_net_osmand_plus_render_NativeOsmandLib
jobject targetBitmap,
jboolean useEnglishNames, jobject renderingRuleSearchRequest, jint defaultColor) {
setGlobalJniEnv(ienv);
// libJniGraphics interface
typedef int (*PTR_AndroidBitmap_getInfo)(JNIEnv*, jobject, AndroidBitmapInfo*);
typedef int (*PTR_AndroidBitmap_lockPixels)(JNIEnv*, jobject, void**);
typedef int (*PTR_AndroidBitmap_unlockPixels)(JNIEnv*, jobject);
static PTR_AndroidBitmap_getInfo dl_AndroidBitmap_getInfo = 0;
static PTR_AndroidBitmap_lockPixels dl_AndroidBitmap_lockPixels = 0;
static PTR_AndroidBitmap_unlockPixels dl_AndroidBitmap_unlockPixels = 0;
static void* module_libjnigraphics = 0;
if(!module_libjnigraphics)
{
module_libjnigraphics = dlopen("jnigraphics", RTLD_LAZY);
if(!module_libjnigraphics)
{
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "Failed to load jnigraphics via dlopen, will going to crash");
return NULL;
}
dl_AndroidBitmap_getInfo = (PTR_AndroidBitmap_getInfo)dlsym(module_libjnigraphics, "AndroidBitmap_getInfo");
dl_AndroidBitmap_lockPixels = (PTR_AndroidBitmap_lockPixels)dlsym(module_libjnigraphics, "AndroidBitmap_lockPixels");
dl_AndroidBitmap_unlockPixels = (PTR_AndroidBitmap_unlockPixels)dlsym(module_libjnigraphics, "AndroidBitmap_unlockPixels");
}
// Gain information about bitmap
AndroidBitmapInfo bitmapInfo;
if(AndroidBitmap_getInfo(getGlobalJniEnv(), targetBitmap, &bitmapInfo) != ANDROID_BITMAP_RESUT_SUCCESS)
if(dl_AndroidBitmap_getInfo(getGlobalJniEnv(), targetBitmap, &bitmapInfo) != ANDROID_BITMAP_RESUT_SUCCESS)
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "Failed to execute AndroidBitmap_getInfo");
__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "Creating SkBitmap in native w:%d h:%d s:%d f:%d!", bitmapInfo.width, bitmapInfo.height, bitmapInfo.stride, bitmapInfo.format);
@ -739,7 +762,7 @@ extern "C" JNIEXPORT jobject JNICALL Java_net_osmand_plus_render_NativeOsmandLib
}
void* lockedBitmapData = NULL;
if(AndroidBitmap_lockPixels(getGlobalJniEnv(), targetBitmap, &lockedBitmapData) != ANDROID_BITMAP_RESUT_SUCCESS || !lockedBitmapData) {
if(dl_AndroidBitmap_lockPixels(getGlobalJniEnv(), targetBitmap, &lockedBitmapData) != ANDROID_BITMAP_RESUT_SUCCESS || !lockedBitmapData) {
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "Failed to execute AndroidBitmap_lockPixels");
}
__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "Locked %d bytes at %p", bitmap->getSize(), lockedBitmapData);
@ -775,7 +798,7 @@ extern "C" JNIEXPORT jobject JNICALL Java_net_osmand_plus_render_NativeOsmandLib
pushToJavaRenderingContext(renderingContext, &rc);
__android_log_print(ANDROID_LOG_INFO, LOG_TAG, "End Rendering image");
if(AndroidBitmap_unlockPixels(ienv, targetBitmap) != ANDROID_BITMAP_RESUT_SUCCESS) {
if(dl_AndroidBitmap_unlockPixels(ienv, targetBitmap) != ANDROID_BITMAP_RESUT_SUCCESS) {
__android_log_print(ANDROID_LOG_ERROR, LOG_TAG, "Failed to execute AndroidBitmap_unlockPixels");
}