nsgif__next_displayable_frame()

static nsgif_error fl::third_party::nsgif__next_displayable_frame ( const nsgif_t * gif, fl::u32 * frame, fl::u32 * delay )

static

Definition at line 1836 of file gif.cpp.hpp.

{
    fl::u32 next = *frame;
 
    do {
        next = nsgif__frame_next(gif, false, next);
        if (next <= *frame && *frame != NSGIF_FRAME_INVALID &&
                gif->data_complete == false) {
            return NSGIF_ERR_END_OF_DATA;
 
        } else if (next == *frame || next == NSGIF_FRAME_INVALID) {
            return NSGIF_ERR_FRAME_DISPLAY;
        }
 
        if (delay != nullptr) {
            *delay += gif->frames[next].info.delay;
        }
 
    } while (gif->frames[next].info.display == false);
 
    *frame = next;
    return NSGIF_OK;
}

References fl::delay(), FL_NOEXCEPT, nsgif__frame_next(), NSGIF_ERR_END_OF_DATA, NSGIF_ERR_FRAME_DISPLAY, NSGIF_FRAME_INVALID, and NSGIF_OK.

Referenced by nsgif_frame_prepare().

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