| 74 | |
| 75 | |
| 76 | bool ImageOutputWrap::open_specs (const std::string &name, tuple &specs) |
| 77 | { |
| 78 | const size_t length = len(specs); |
| 79 | if (length == 0) |
| 80 | return false; |
| 81 | std::vector<ImageSpec> Cspecs (length); |
| 82 | for (size_t i = 0; i < length; ++i) { |
| 83 | extract<ImageSpec> s (specs[i]); |
| 84 | if (! s.check()) { |
| 85 | // Tuple item was not an ImageSpec |
| 86 | return false; |
| 87 | } |
| 88 | Cspecs[i] = s(); |
| 89 | } |
| 90 | return m_output->open (name, int(length), &Cspecs[0]); |
| 91 | } |
| 92 | |
| 93 | |
| 94 |