void OPJ_CALLCONV opj_plugin_stop_batch_decode(void)
{
minpf_plugin_manager* mgr = NULL;
PLUGIN_STOP_BATCH_DECODE func = NULL;
if (!pluginInitialized)
return;
mgr = minpf_get_plugin_manager();
if (mgr && mgr->num_libraries > 0) {
func = (PLUGIN_STOP_BATCH_DECODE)minpf_get_symbol(mgr->dynamic_libraries[0], plugin_stop_batch_decode_method_name);
if (func) {
func();
}
}
}
uint32_t OPJ_CALLCONV opj_plugin_get_debug_state()
{
minpf_plugin_manager* mgr = NULL;
PLUGIN_GET_DEBUG_STATE func = NULL;
uint32_t rc = OPJ_PLUGIN_STATE_NO_DEBUG;
if (!pluginInitialized)
return rc;
mgr = minpf_get_plugin_manager();
if (mgr && mgr->num_libraries > 0) {
func = (PLUGIN_GET_DEBUG_STATE)minpf_get_symbol(mgr->dynamic_libraries[0], plugin_get_debug_state_method_name);
if (func) {
rc = func();
}
}
return rc;
}
int32_t OPJ_CALLCONV opj_plugin_encode(opj_cparameters_t* encode_parameters,
OPJ_PLUGIN_ENCODE_USER_CALLBACK callback)
{
minpf_plugin_manager* mgr = NULL;
PLUGIN_ENCODE func = NULL;
if (!pluginInitialized)
return -1;
userEncodeCallback = callback;
mgr = minpf_get_plugin_manager();
if (mgr && mgr->num_libraries > 0) {
func = (PLUGIN_ENCODE)minpf_get_symbol(mgr->dynamic_libraries[0], plugin_encode_method_name);
if (func) {
return func((opj_cparameters_t*)encode_parameters, opj_plugin_internal_encode_callback);
}
}
return -1;
}
int32_t OPJ_CALLCONV opj_plugin_decode(opj_decompress_parameters* decode_parameters,
opj_plugin_decode_callback preDecode,
opj_plugin_decode_callback postDecode)
{
minpf_plugin_manager* mgr = NULL;
PLUGIN_DECODE func = NULL;
if (!pluginInitialized)
return -1;
userPreDecodeCallback = preDecode;
userPostDecodeCallback = postDecode;
mgr = minpf_get_plugin_manager();
func = NULL;
if (mgr && mgr->num_libraries > 0) {
func = (PLUGIN_DECODE)minpf_get_symbol(mgr->dynamic_libraries[0], plugin_decode_method_name);
if (func) {
return func((opj_decompress_parameters*)decode_parameters, opj_plugin_internal_decode_callback);
}
}
return -1;
}
static int32_t minpf_load(const char* path)
{
minpf_post_load_func postLoadFunc = NULL;
minpf_dynamic_library* lib = NULL;
int32_t res = 0;
minpf_plugin_manager* mgr = minpf_get_plugin_manager();
if (!mgr || mgr->num_libraries == MINPF_MAX_PLUGINS) {
return -1;
}
lib = minpf_load_dynamic_library(path, NULL);
if (!lib) {
return -1;
}
printf("Plugin %s successfully loaded\n", path);
postLoadFunc = (minpf_post_load_func)(minpf_get_symbol(lib, "minpf_post_load_plugin"));
if (!postLoadFunc) {
free(lib);
return -1;
}
char fullPath[4096];
if (minpf_get_full_path(path, (void*)postLoadFunc, lib->handle, fullPath, 4096)) {
printf("Full library path: %s\n", fullPath);
}
else {
return -1;
}
mgr->dynamic_libraries[mgr->num_libraries++] = lib;
auto rc = minpf_post_load_plugin(fullPath, postLoadFunc);
if (rc)
fprintf(stderr, "Plugin %s failed to initialize \n", path);
else
fprintf(stdout, "Plugin %s successfully initialized \n", path);
return rc;
}