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