Lines Matching defs:wptr
164 uint8_t *wptr = f->buffer + offset_w * f->elem_size;
167 ret = read_cb(opaque, wptr, &len);
171 memcpy(wptr, buf, len * f->elem_size);
344 f->wptr = f->rptr = f->buffer;
367 size_t offset_w = f->wptr - f->buffer;
390 f->wptr = f->buffer + offset_w;
415 uint8_t *wptr= f->wptr;
421 int len = FFMIN(f->end - wptr, size);
423 len = func(src, wptr, len);
427 memcpy(wptr, src, len);
430 wptr += len;
431 if (wptr >= f->end)
432 wptr = f->buffer;
437 f->wptr= wptr;