Bitmap.cpp revision 713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkBitmap.h" 2e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy#include "SkPixelRef.h" 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkImageEncoder.h" 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkColorPriv.h" 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "GraphicsJNI.h" 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkDither.h" 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "SkUnPreMultiply.h" 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 90795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/Parcel.h> 10713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy#include "android_os_Parcel.h" 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "android_util_Binder.h" 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "android_nio_utils.h" 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "CreateJavaOutputStreamAdaptor.h" 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <jni.h> 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy#include <Caches.h> 189aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#if 0 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project #define TRACE_BITMAP(code) code 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#else 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project #define TRACE_BITMAP(code) 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// Conversions to/from SkColor, for get/setPixels, and the create method, which 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// is basically like setPixels 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projecttypedef void (*FromColorProc)(void* dst, const SkColor src[], int width, 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y); 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void FromColor_D32(void* dst, const SkColor src[], int width, 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int, int) { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor* d = (SkPMColor*)dst; 358cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < width; i++) { 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *d++ = SkPreMultiplyColor(*src++); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void FromColor_D565(void* dst, const SkColor src[], int width, 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y) { 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint16_t* d = (uint16_t*)dst; 448cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DITHER_565_SCAN(y); 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int stop = x + width; x < stop; x++) { 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColor c = *src++; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *d++ = SkDitherRGBTo565(SkColorGetR(c), SkColorGetG(c), SkColorGetB(c), 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DITHER_VALUE(x)); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void FromColor_D4444(void* dst, const SkColor src[], int width, 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y) { 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor16* d = (SkPMColor16*)dst; 568cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DITHER_4444_SCAN(y); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int stop = x + width; x < stop; x++) { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor c = SkPreMultiplyColor(*src++); 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *d++ = SkDitherARGB32To4444(c, DITHER_VALUE(x)); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// *d++ = SkPixel32ToPixel4444(c); 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// can return NULL 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic FromColorProc ChooseFromColorProc(SkBitmap::Config config) { 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (config) { 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kARGB_8888_Config: 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return FromColor_D32; 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kARGB_4444_Config: 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return FromColor_D4444; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kRGB_565_Config: 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return FromColor_D565; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectbool GraphicsJNI::SetPixels(JNIEnv* env, jintArray srcColors, 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int srcOffset, int srcStride, 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y, int width, int height, 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap& dstBitmap) { 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(dstBitmap); 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void* dst = dstBitmap.getPixels(); 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FromColorProc proc = ChooseFromColorProc(dstBitmap.config()); 878cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == dst || NULL == proc) { 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 918cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jint* array = env->GetIntArrayElements(srcColors, NULL); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkColor* src = (const SkColor*)array + srcOffset; 948cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // reset to to actual choice from caller 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dst = dstBitmap.getAddr(x, y); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // now copy/convert each scanline 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int y = 0; y < height; y++) { 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project proc(dst, src, width, x, y); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project src += srcStride; 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dst = (char*)dst + dstBitmap.rowBytes(); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1038cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 1041a81aea8144b92ebaf807af9de69a0ab3415a5aaRomain Guy dstBitmap.notifyPixelsChanged(); 1051a81aea8144b92ebaf807af9de69a0ab3415a5aaRomain Guy 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(srcColors, const_cast<jint*>(array), 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project JNI_ABORT); 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project//////////////////// ToColor procs 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projecttypedef void (*ToColorProc)(SkColor dst[], const void* src, int width, 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_S32_Alpha(SkColor dst[], const void* src, int width, 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*) { 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor* s = (const SkPMColor*)src; 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkUnPreMultiply::PMColorToColor(*s++); 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_S32_Opaque(SkColor dst[], const void* src, int width, 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*) { 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor* s = (const SkPMColor*)src; 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor c = *s++; 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkGetPackedB32(c)); 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_S4444_Alpha(SkColor dst[], const void* src, int width, 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*) { 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor16* s = (const SkPMColor16*)src; 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkUnPreMultiply::PMColorToColor(SkPixel4444ToPixel32(*s++)); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_S4444_Opaque(SkColor dst[], const void* src, int width, 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*) { 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 148038953da05c641f6551134f710ac0e4f46b624b7Keun young Park const SkPMColor16* s = (const SkPMColor16*)src; 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor c = SkPixel4444ToPixel32(*s++); 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkGetPackedB32(c)); 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_S565(SkColor dst[], const void* src, int width, 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable*) { 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const uint16_t* s = (const uint16_t*)src; 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint16_t c = *s++; 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkColorSetRGB(SkPacked16ToR32(c), SkPacked16ToG32(c), 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPacked16ToB32(c)); 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_SI8_Alpha(SkColor dst[], const void* src, int width, 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable* ctable) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const uint8_t* s = (const uint8_t*)src; 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor* colors = ctable->lockColors(); 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkUnPreMultiply::PMColorToColor(colors[*s++]); 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ctable->unlockColors(false); 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void ToColor_SI8_Opaque(SkColor dst[], const void* src, int width, 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable* ctable) { 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkASSERT(width > 0); 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const uint8_t* s = (const uint8_t*)src; 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor* colors = ctable->lockColors(); 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project do { 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkPMColor c = colors[*s++]; 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkGetPackedB32(c)); 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } while (--width != 0); 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ctable->unlockColors(false); 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// can return NULL 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic ToColorProc ChooseToColorProc(const SkBitmap& src) { 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (src.config()) { 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kARGB_8888_Config: 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return src.isOpaque() ? ToColor_S32_Opaque : ToColor_S32_Alpha; 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kARGB_4444_Config: 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return src.isOpaque() ? ToColor_S4444_Opaque : ToColor_S4444_Alpha; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kRGB_565_Config: 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return ToColor_S565; 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case SkBitmap::kIndex8_Config: 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (src.getColorTable() == NULL) { 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return src.isOpaque() ? ToColor_SI8_Opaque : ToColor_SI8_Alpha; 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jobject Bitmap_creator(JNIEnv* env, jobject, jintArray jColors, 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int offset, int stride, int width, int height, 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::Config config, jboolean isMutable) { 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL != jColors) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t n = env->GetArrayLength(jColors); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (n < SkAbs32(stride) * (size_t)height) { 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project doThrowAIOOBE(env); 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap bitmap; 2268cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap.setConfig(config, width, height); 228e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy 229e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy jbyteArray buff = GraphicsJNI::allocateJavaPixelRef(env, &bitmap, NULL); 230e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy if (NULL == buff) { 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (jColors != NULL) { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::SetPixels(env, jColors, offset, stride, 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 0, 0, width, height, bitmap); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2388cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 239ec4a50428d5f26a22df3edaf7e5b08f41d5cb54bAmith Yamasani return GraphicsJNI::createBitmap(env, new SkBitmap(bitmap), buff, isMutable, NULL, NULL); 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jobject Bitmap_copy(JNIEnv* env, jobject, const SkBitmap* src, 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::Config dstConfig, jboolean isMutable) { 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap result; 245e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy JavaPixelAllocator allocator(env); 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!src->copyTo(&result, dstConfig, &allocator)) { 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2508cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 251ec4a50428d5f26a22df3edaf7e5b08f41d5cb54bAmith Yamasani return GraphicsJNI::createBitmap(env, new SkBitmap(result), allocator.getStorageObj(), isMutable, NULL, NULL); 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_destructor(JNIEnv* env, jobject, SkBitmap* bitmap) { 2559aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy#ifdef USE_OPENGL_RENDERER 256a2341a9f6addcd79723965ec5b1a1c5ae0f8bd65Romain Guy if (android::uirenderer::Caches::hasInstance()) { 2575c13d89c1332fcc499379b9064b891187b75ca32Chet Haase android::uirenderer::Caches::getInstance().resourceCache.destructor(bitmap); 25827f0b17d853d8bef918c3d869044e50cf3904ee3Chet Haase return; 259a2341a9f6addcd79723965ec5b1a1c5ae0f8bd65Romain Guy } 26027f0b17d853d8bef918c3d869044e50cf3904ee3Chet Haase#endif // USE_OPENGL_RENDERER 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete bitmap; 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_recycle(JNIEnv* env, jobject, SkBitmap* bitmap) { 2655c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#ifdef USE_OPENGL_RENDERER 2665c13d89c1332fcc499379b9064b891187b75ca32Chet Haase if (android::uirenderer::Caches::hasInstance()) { 2675c13d89c1332fcc499379b9064b891187b75ca32Chet Haase android::uirenderer::Caches::getInstance().resourceCache.recycle(bitmap); 26827f0b17d853d8bef918c3d869044e50cf3904ee3Chet Haase return; 2695c13d89c1332fcc499379b9064b891187b75ca32Chet Haase } 2705c13d89c1332fcc499379b9064b891187b75ca32Chet Haase#endif // USE_OPENGL_RENDERER 27127f0b17d853d8bef918c3d869044e50cf3904ee3Chet Haase bitmap->setPixels(NULL, NULL); 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// These must match the int values in Bitmap.java 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectenum JavaEncodeFormat { 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project kJPEG_JavaEncodeFormat = 0, 2772305ac9e4a262ed09fd034ae417e9b1dda4c0ccbVikas Arora kPNG_JavaEncodeFormat = 1, 2782305ac9e4a262ed09fd034ae417e9b1dda4c0ccbVikas Arora kWEBP_JavaEncodeFormat = 2 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic bool Bitmap_compress(JNIEnv* env, jobject clazz, SkBitmap* bitmap, 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int format, int quality, 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject jstream, jbyteArray jstorage) { 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkImageEncoder::Type fm; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (format) { 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case kJPEG_JavaEncodeFormat: 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fm = SkImageEncoder::kJPEG_Type; 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case kPNG_JavaEncodeFormat: 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fm = SkImageEncoder::kPNG_Type; 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2932305ac9e4a262ed09fd034ae417e9b1dda4c0ccbVikas Arora case kWEBP_JavaEncodeFormat: 2942305ac9e4a262ed09fd034ae417e9b1dda4c0ccbVikas Arora fm = SkImageEncoder::kWEBP_Type; 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bool success = false; 30135ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski if (NULL != bitmap) { 30235ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski SkAutoLockPixels alp(*bitmap); 30335ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski 30435ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski if (NULL == bitmap->getPixels()) { 30535ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski return false; 30635ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski } 30735ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski 30835ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski SkWStream* strm = CreateJavaOutputStreamAdaptor(env, jstream, jstorage); 30935ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski if (NULL == strm) { 31035ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski return false; 31135ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski } 31235ef567140e42f354be4a98cce6a7666ac085c13Michal Stawinski 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkImageEncoder* encoder = SkImageEncoder::Create(fm); 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL != encoder) { 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project success = encoder->encodeStream(strm, *bitmap, quality); 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete encoder; 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete strm; 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return success; 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_erase(JNIEnv* env, jobject, SkBitmap* bitmap, jint color) { 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap->eraseColor(color); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int Bitmap_width(JNIEnv* env, jobject, SkBitmap* bitmap) { 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bitmap->width(); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int Bitmap_height(JNIEnv* env, jobject, SkBitmap* bitmap) { 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bitmap->height(); 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int Bitmap_rowBytes(JNIEnv* env, jobject, SkBitmap* bitmap) { 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bitmap->rowBytes(); 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int Bitmap_config(JNIEnv* env, jobject, SkBitmap* bitmap) { 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return bitmap->config(); 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3430bbae0836426ba2704e38e7f90a9d0ca502ab71dRomain Guystatic int Bitmap_getGenerationId(JNIEnv* env, jobject, SkBitmap* bitmap) { 3440bbae0836426ba2704e38e7f90a9d0ca502ab71dRomain Guy return bitmap->getGenerationID(); 3450bbae0836426ba2704e38e7f90a9d0ca502ab71dRomain Guy} 3460bbae0836426ba2704e38e7f90a9d0ca502ab71dRomain Guy 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Bitmap_hasAlpha(JNIEnv* env, jobject, SkBitmap* bitmap) { 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return !bitmap->isOpaque(); 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 351a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reedstatic void Bitmap_setHasAlpha(JNIEnv* env, jobject, SkBitmap* bitmap, 352a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reed jboolean hasAlpha) { 353a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reed bitmap->setIsOpaque(!hasAlpha); 354a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reed} 355a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reed 356713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guystatic jboolean Bitmap_hasMipMap(JNIEnv* env, jobject, SkBitmap* bitmap) { 357713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy return bitmap->hasHardwareMipMap(); 358713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy} 359713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy 360713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guystatic void Bitmap_setHasMipMap(JNIEnv* env, jobject, SkBitmap* bitmap, 361713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy jboolean hasMipMap) { 362713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy bitmap->setHasHardwareMipMap(hasMipMap); 363713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy} 364713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jobject Bitmap_createFromParcel(JNIEnv* env, jobject, jobject parcel) { 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkDebugf("-------- unparcel parcel is NULL\n"); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3728cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::Parcel* p = android::parcelForJavaObject(env, parcel); 3748cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const bool isMutable = p->readInt32() != 0; 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap::Config config = (SkBitmap::Config)p->readInt32(); 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const int width = p->readInt32(); 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const int height = p->readInt32(); 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const int rowBytes = p->readInt32(); 380de0dfb7b65a02d4dd74c271b558adee0973fc267Dianne Hackborn const int density = p->readInt32(); 3818cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (SkBitmap::kARGB_8888_Config != config && 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::kRGB_565_Config != config && 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::kARGB_4444_Config != config && 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::kIndex8_Config != config && 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap::kA8_Config != config) { 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkDebugf("Bitmap_createFromParcel unknown config: %d\n", config); 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap* bitmap = new SkBitmap; 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap->setConfig(config, width, height, rowBytes); 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable* ctable = NULL; 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == SkBitmap::kIndex8_Config) { 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = p->readInt32(); 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count > 0) { 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t size = count * sizeof(SkPMColor); 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkPMColor* src = (const SkPMColor*)p->readInplace(size); 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ctable = new SkColorTable(src, count); 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4048cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 405e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy jbyteArray buffer = GraphicsJNI::allocateJavaPixelRef(env, bitmap, ctable); 406e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy if (NULL == buffer) { 4076062c5912dc79704b489fc8c289b78a400ed05eeDerek Sollenberger SkSafeUnref(ctable); 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete bitmap; 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4126062c5912dc79704b489fc8c289b78a400ed05eeDerek Sollenberger SkSafeUnref(ctable); 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t size = bitmap->getSize(); 4156579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown 4166579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown android::Parcel::ReadableBlob blob; 4176579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown android::status_t status = p->readBlob(size, &blob); 4186579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown if (status) { 4196579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown doThrowRE(env, "Could not read bitmap from parcel blob."); 4206579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown delete bitmap; 4216579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown return NULL; 4226579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown } 4236579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap->lockPixels(); 4256579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown memcpy(bitmap->getPixels(), blob.data(), size); 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap->unlockPixels(); 4278cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 4286579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown blob.release(); 429ec4a50428d5f26a22df3edaf7e5b08f41d5cb54bAmith Yamasani return GraphicsJNI::createBitmap(env, bitmap, buffer, isMutable, NULL, NULL, density); 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jboolean Bitmap_writeToParcel(JNIEnv* env, jobject, 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap* bitmap, 434de0dfb7b65a02d4dd74c271b558adee0973fc267Dianne Hackborn jboolean isMutable, jint density, 435de0dfb7b65a02d4dd74c271b558adee0973fc267Dianne Hackborn jobject parcel) { 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (parcel == NULL) { 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkDebugf("------- writeToParcel null parcel\n"); 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::Parcel* p = android::parcelForJavaObject(env, parcel); 4428cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(isMutable); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(bitmap->config()); 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(bitmap->width()); 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(bitmap->height()); 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(bitmap->rowBytes()); 448de0dfb7b65a02d4dd74c271b558adee0973fc267Dianne Hackborn p->writeInt32(density); 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (bitmap->getConfig() == SkBitmap::kIndex8_Config) { 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable* ctable = bitmap->getColorTable(); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ctable != NULL) { 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int count = ctable->count(); 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(count); 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(p->writeInplace(count * sizeof(SkPMColor)), 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ctable->lockColors(), count * sizeof(SkPMColor)); 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ctable->unlockColors(false); 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p->writeInt32(0); // indicate no ctable 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size_t size = bitmap->getSize(); 464b6377170960d40e66858d8b4d335a95eac773762Bart Sears 4656579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown android::Parcel::WritableBlob blob; 4666579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown android::status_t status = p->writeBlob(size, &blob); 4676579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown if (status) { 4686579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown doThrowRE(env, "Could not write bitmap to parcel blob."); 4696579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown return false; 4706579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown } 471b6377170960d40e66858d8b4d335a95eac773762Bart Sears 4726579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown bitmap->lockPixels(); 4736579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown const void* pSrc = bitmap->getPixels(); 474dee4cb07a3652457e18a0bf4be57d2cedeca7359Jack Palevich if (pSrc == NULL) { 4756579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown memset(blob.data(), 0, size); 476dee4cb07a3652457e18a0bf4be57d2cedeca7359Jack Palevich } else { 4776579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown memcpy(blob.data(), pSrc, size); 478dee4cb07a3652457e18a0bf4be57d2cedeca7359Jack Palevich } 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bitmap->unlockPixels(); 4806579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown 4816579a9d6fe2302fa149452f66c4062ebc60c2523Jeff Brown blob.release(); 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return true; 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jobject Bitmap_extractAlpha(JNIEnv* env, jobject clazz, 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap* src, const SkPaint* paint, 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jintArray offsetXY) { 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkIPoint offset; 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkBitmap* dst = new SkBitmap; 490e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy JavaPixelAllocator allocator(env); 4918cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 492e4ac2d6b5723c95e648c489b187ddde449452c13Patrick Dubroy src->extractAlpha(dst, paint, &allocator, &offset); 493ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold // If Skia can't allocate pixels for destination bitmap, it resets 494ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold // it, that is set its pixels buffer to NULL, and zero width and height. 495ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold if (dst->getPixels() == NULL && src->getPixels() != NULL) { 496ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold delete dst; 497ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold doThrowOOME(env, "failed to allocate pixels for alpha"); 498ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold return NULL; 499ef7be262e5859efdf805d1b9612bc2b250d5971eEric Hassold } 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (offsetXY != 0 && env->GetArrayLength(offsetXY) >= 2) { 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int* array = env->GetIntArrayElements(offsetXY, NULL); 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project array[0] = offset.fX; 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project array[1] = offset.fY; 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(offsetXY, array, 0); 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5068cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 507ec4a50428d5f26a22df3edaf7e5b08f41d5cb54bAmith Yamasani return GraphicsJNI::createBitmap(env, dst, allocator.getStorageObj(), true, NULL, NULL); 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int Bitmap_getPixel(JNIEnv* env, jobject, const SkBitmap* bitmap, 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y) { 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(*bitmap); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ToColorProc proc = ChooseToColorProc(*bitmap); 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == proc) { 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const void* src = bitmap->getAddr(x, y); 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == src) { 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5248cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColor dst[1]; 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project proc(dst, src, 1, bitmap->getColorTable()); 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return dst[0]; 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_getPixels(JNIEnv* env, jobject, const SkBitmap* bitmap, 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jintArray pixelArray, int offset, int stride, 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y, int width, int height) { 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(*bitmap); 5348cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ToColorProc proc = ChooseToColorProc(*bitmap); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == proc) { 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const void* src = bitmap->getAddr(x, y); 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == src) { 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColorTable* ctable = bitmap->getColorTable(); 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint* dst = env->GetIntArrayElements(pixelArray, NULL); 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkColor* d = (SkColor*)dst + offset; 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (--height >= 0) { 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project proc(d, src, width, ctable); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project d += stride; 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project src = (void*)((const char*)src + bitmap->rowBytes()); 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(pixelArray, dst, 0); 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_setPixel(JNIEnv* env, jobject, const SkBitmap* bitmap, 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y, SkColor color) { 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(*bitmap); 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == bitmap->getPixels()) { 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FromColorProc proc = ChooseFromColorProc(bitmap->config()); 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL == proc) { 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project proc(bitmap->getAddr(x, y), &color, 1, x, y); 5701a81aea8144b92ebaf807af9de69a0ab3415a5aaRomain Guy bitmap->notifyPixelsChanged(); 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_setPixels(JNIEnv* env, jobject, const SkBitmap* bitmap, 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jintArray pixelArray, int offset, int stride, 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int x, int y, int width, int height) { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project GraphicsJNI::SetPixels(env, pixelArray, offset, stride, 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project x, y, width, height, *bitmap); 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_copyPixelsToBuffer(JNIEnv* env, jobject, 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap* bitmap, jobject jbuffer) { 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(*bitmap); 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const void* src = bitmap->getPixels(); 5848cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL != src) { 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::AutoBufferPointer abp(env, jbuffer, JNI_TRUE); 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the java side has already checked that buffer is large enough 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(abp.pointer(), src, bitmap->getSize()); 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void Bitmap_copyPixelsFromBuffer(JNIEnv* env, jobject, 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const SkBitmap* bitmap, jobject jbuffer) { 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project SkAutoLockPixels alp(*bitmap); 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void* dst = bitmap->getPixels(); 5978cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (NULL != dst) { 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android::AutoBufferPointer abp(env, jbuffer, JNI_FALSE); 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the java side has already checked that buffer is large enough 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(dst, abp.pointer(), bitmap->getSize()); 6022c183fa5bf666c5f6b2221fd04db8ee3c738d1fdRomain Guy bitmap->notifyPixelsChanged(); 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 60676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reedstatic bool Bitmap_sameAs(JNIEnv* env, jobject, const SkBitmap* bm0, 60776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed const SkBitmap* bm1) { 60876d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (bm0->width() != bm1->width() || 60976d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed bm0->height() != bm1->height() || 61076d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed bm0->config() != bm1->config()) { 61176d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 61276d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 61376d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 61476d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkAutoLockPixels alp0(*bm0); 61576d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkAutoLockPixels alp1(*bm1); 61676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 61776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed // if we can't load the pixels, return false 61876d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (NULL == bm0->getPixels() || NULL == bm1->getPixels()) { 61976d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 62076d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 62176d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 62276d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (bm0->config() == SkBitmap::kIndex8_Config) { 62376d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkColorTable* ct0 = bm0->getColorTable(); 62476d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkColorTable* ct1 = bm1->getColorTable(); 62576d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (NULL == ct0 || NULL == ct1) { 62676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 62776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 62876d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (ct0->count() != ct1->count()) { 62976d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 63076d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 63176d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 63276d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkAutoLockColors alc0(ct0); 63376d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed SkAutoLockColors alc1(ct1); 63476d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed const size_t size = ct0->count() * sizeof(SkPMColor); 63576d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (memcmp(alc0.colors(), alc1.colors(), size) != 0) { 63676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 63776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 63876d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 63976d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 64076d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed // now compare each scanline. We can't do the entire buffer at once, 64176d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed // since we don't care about the pixel values that might extend beyond 64276d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed // the width (since the scanline might be larger than the logical width) 64376d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed const int h = bm0->height(); 64476d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed const size_t size = bm0->width() * bm0->bytesPerPixel(); 64576d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed for (int y = 0; y < h; y++) { 64676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed if (memcmp(bm0->getAddr(0, y), bm1->getAddr(0, y), size) != 0) { 64776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return false; 64876d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 64976d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed } 65076d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed return true; 65176d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed} 65276d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed 6538cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chenstatic void Bitmap_prepareToDraw(JNIEnv* env, jobject, SkBitmap* bitmap) { 6548cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen bitmap->lockPixels(); 6558cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen bitmap->unlockPixels(); 6568cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen} 6578cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/////////////////////////////////////////////////////////////////////////////// 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <android_runtime/AndroidRuntime.h> 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic JNINativeMethod gBitmapMethods[] = { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCreate", "([IIIIIIZ)Landroid/graphics/Bitmap;", 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_creator }, 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCopy", "(IIZ)Landroid/graphics/Bitmap;", 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_copy }, 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeDestructor", "(I)V", (void*)Bitmap_destructor }, 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeRecycle", "(I)V", (void*)Bitmap_recycle }, 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCompress", "(IIILjava/io/OutputStream;[B)Z", 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_compress }, 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeErase", "(II)V", (void*)Bitmap_erase }, 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeWidth", "(I)I", (void*)Bitmap_width }, 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeHeight", "(I)I", (void*)Bitmap_height }, 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeRowBytes", "(I)I", (void*)Bitmap_rowBytes }, 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeConfig", "(I)I", (void*)Bitmap_config }, 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeHasAlpha", "(I)Z", (void*)Bitmap_hasAlpha }, 677a78b0a2d9ebb38b86ed802b3d86de07d0b301262Mike Reed { "nativeSetHasAlpha", "(IZ)V", (void*)Bitmap_setHasAlpha }, 678713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy { "nativeHasMipMap", "(I)Z", (void*)Bitmap_hasMipMap }, 679713e1bb9df6bdfc21bd5c40d1a6ecf6c822a4be5Romain Guy { "nativeSetHasMipMap", "(IZ)V", (void*)Bitmap_setHasMipMap }, 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCreateFromParcel", 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "(Landroid/os/Parcel;)Landroid/graphics/Bitmap;", 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_createFromParcel }, 683de0dfb7b65a02d4dd74c271b558adee0973fc267Dianne Hackborn { "nativeWriteToParcel", "(IZILandroid/os/Parcel;)Z", 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_writeToParcel }, 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeExtractAlpha", "(II[I)Landroid/graphics/Bitmap;", 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_extractAlpha }, 6870bbae0836426ba2704e38e7f90a9d0ca502ab71dRomain Guy { "nativeGenerationId", "(I)I", (void*)Bitmap_getGenerationId }, 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeGetPixel", "(III)I", (void*)Bitmap_getPixel }, 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeGetPixels", "(I[IIIIIII)V", (void*)Bitmap_getPixels }, 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeSetPixel", "(IIII)V", (void*)Bitmap_setPixel }, 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeSetPixels", "(I[IIIIIII)V", (void*)Bitmap_setPixels }, 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCopyPixelsToBuffer", "(ILjava/nio/Buffer;)V", 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (void*)Bitmap_copyPixelsToBuffer }, 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { "nativeCopyPixelsFromBuffer", "(ILjava/nio/Buffer;)V", 6958cdcb12752b716d0407733fecefcf1d9e926310aWei-Ta Chen (void*)Bitmap_copyPixelsFromBuffer }, 69676d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed { "nativeSameAs", "(II)Z", (void*)Bitmap_sameAs }, 69776d1e01d5e65c4631c827831e98ad4e300d99eabMike Reed { "nativePrepareToDraw", "(I)V", (void*)Bitmap_prepareToDraw }, 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define kClassPathName "android/graphics/Bitmap" 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_graphics_Bitmap(JNIEnv* env) 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return android::AndroidRuntime::registerNativeMethods(env, kClassPathName, 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project gBitmapMethods, SK_ARRAY_COUNT(gBitmapMethods)); 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 707