////////////////////////////////////////////////////////////////////////// \brief save optical flow in format described on vision.middlebury.edu/flow \param[in] name output file name \param[in] w optical flow field width \param[in] h optical flow field height \param[in] s optical flow field row stride \param[in] u horizontal displacement \param[in] v vertical displacement //////////
| 47 | /// \param[in] v vertical displacement |
| 48 | /////////////////////////////////////////////////////////////////////////////// |
| 49 | void WriteFloFile(const char *name, int w, int h, int s, const float *u, const float *v) |
| 50 | { |
| 51 | FILE *stream; |
| 52 | stream = fopen(name, "wb"); |
| 53 | |
| 54 | if (stream == 0) { |
| 55 | printf("Could not save flow to \"%s\"\n", name); |
| 56 | return; |
| 57 | } |
| 58 | |
| 59 | float data = 202021.25f; |
| 60 | fwrite(&data, sizeof(float), 1, stream); |
| 61 | fwrite(&w, sizeof(w), 1, stream); |
| 62 | fwrite(&h, sizeof(h), 1, stream); |
| 63 | |
| 64 | for (int i = 0; i < h; ++i) { |
| 65 | for (int j = 0; j < w; ++j) { |
| 66 | const int pos = j + i * s; |
| 67 | fwrite(u + pos, sizeof(float), 1, stream); |
| 68 | fwrite(v + pos, sizeof(float), 1, stream); |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | fclose(stream); |
| 73 | } |
| 74 | |
| 75 | /////////////////////////////////////////////////////////////////////////////// |
| 76 | /// \brief |