static gboolean
process (GeglOperation *operation,
GeglBuffer *output,
const GeglRectangle *result,
gint level)
{
GeglProperties *o = GEGL_PROPERTIES (operation);
Priv *p = (Priv*) o->user_data;
if (p->config != NULL)
{
if (p->decoder != NULL)
{
if (decode_from_stream (p->stream, p->decoder) < 0)
{
g_warning ("failed decoding WebP image file");
cleanup (operation);
return FALSE;
}
g_input_stream_close (G_INPUT_STREAM (p->stream), NULL, NULL);
g_clear_object (&p->stream);
WebPIDelete (p->decoder);
p->decoder = NULL;
}
gegl_buffer_set (output, result, 0, p->format,
p->config->output.u.RGBA.rgba,
p->config->output.u.RGBA.stride);
}
return FALSE;
}
inline PyObject* decode_cmd_from_stream(hu::InStream& stream) {
int code;
try {
code = deserializeInt(stream);
} catch (hu::Error& e) {
// FIXME raise EOF if relevant...
PyErr_SetString(DummyError, e.getMessage().c_str());
return NULL;
}
if (_rules.find(code) == _rules.end()) {
PyErr_SetString(DummyError, "Unknown command code.");
return NULL;
}
PyObject* args = decode_from_stream(_rules.at(code), stream);
if (args == NULL) {
return NULL;
}
PyObject* res = PyTuple_New(2);
PyTuple_SET_ITEM(res, 0, PyInt_FromLong(code));
PyTuple_SET_ITEM(res, 1, args);
return res;
}
inline PyObject* decode_from_buffer(const std::string& enc_rule,
const std::string buffer) {
hu::StringInStream sis(buffer);
return decode_from_stream(enc_rule, sis);
}
