1 #pragma once 2 #include <semaphore.h> 3 4 // The Preview FBO dimensions are determined from the high-res 5 // frame dimensions (gPreviewImageWidth, gPreviewImageHeight) 6 // using the scale factors below. 7 const int PREVIEW_FBO_WIDTH_SCALE = 2; 8 const int PREVIEW_FBO_HEIGHT_SCALE = 1; 9 10 // The factor below determines the (horizontal) speed at which the viewfinder 11 // will pan across the UI during capture. A value of 0.0 will keep the viewfinder 12 // static in the center of the screen and 1.0f will make it pan at the 13 // same speed as the device. 14 const float VIEWFINDER_PAN_FACTOR_HORZ = 0.3f; 15 16 // What fraction of the screen viewport width has been allocated to show the 17 // arrows on the direction of motion side. 18 const float VIEWPORT_BORDER_FACTOR_HORZ = 0.1f; 19 20 const int LR = 0; // Low-resolution mode 21 const int HR = 1; // High-resolution mode 22 const int NR = 2; // Number of resolution modes 23 24 const int H2L_FACTOR = 4; // Can be 2 25 26 extern "C" void AllocateTextureMemory(int widthHR, int heightHR, 27 int widthLR, int heightLR); 28 extern "C" void FreeTextureMemory(); 29 extern "C" void UpdateWarpTransformation(float *trs); 30 31 extern unsigned char* gPreviewImage[NR]; 32 extern int gPreviewImageWidth[NR]; 33 extern int gPreviewImageHeight[NR]; 34 35 extern sem_t gPreviewImage_semaphore; 36