1 #ifndef EMU_CAMERA_GRALLOC_MODULE_H 2 #define EMU_CAMERA_GRALLOC_MODULE_H 3 4 #include <hardware/gralloc.h> 5 #include <utils/Log.h> 6 7 class GrallocModule 8 { 9 public: 10 static GrallocModule &getInstance() { 11 static GrallocModule instance; 12 return instance; 13 } 14 15 int lock(buffer_handle_t handle, 16 int usage, int l, int t, int w, int h, void **vaddr) { 17 return mModule->lock(mModule, handle, usage, l, t, w, h, vaddr); 18 } 19 20 #ifdef GRALLOC_MODULE_API_VERSION_0_2 21 int lock_ycbcr(buffer_handle_t handle, 22 int usage, int l, int t, int w, int h, 23 struct android_ycbcr *ycbcr) { 24 return mModule->lock_ycbcr(mModule, handle, usage, l, t, w, h, ycbcr); 25 } 26 #endif 27 28 int unlock(buffer_handle_t handle) { 29 return mModule->unlock(mModule, handle); 30 } 31 32 private: 33 GrallocModule() { 34 const hw_module_t *module = NULL; 35 int ret = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module); 36 if (ret) { 37 ALOGE("%s: Failed to get gralloc module: %d", __FUNCTION__, ret); 38 } 39 mModule = reinterpret_cast<const gralloc_module_t*>(module); 40 } 41 const gralloc_module_t *mModule; 42 }; 43 44 #endif 45
