#if HAVE_PTHREAD_CANCEL
int thread_num = (ctx->options.conv2d_threads <= 0 || ctx->options.conv2d_threads > av_cpu_count())
? (av_cpu_count() + 1) : (ctx->options.conv2d_threads);
- int thread_stride;
+ int ret = DNN_SUCCESS, thread_stride;
ThreadParam *thread_param;
#else
ThreadParam thread_param = { 0 };
thread_param[i].thread_common_param = &thread_common_param;
thread_param[i].thread_start = thread_stride * i + pad_size;
thread_param[i].thread_end = (i == thread_num - 1) ? (height - pad_size) : (thread_param[i].thread_start + thread_stride);
- pthread_create(&thread_param[i].thread, NULL, dnn_execute_layer_conv2d_thread, &thread_param[i]);
+ if (pthread_create(&thread_param[i].thread, NULL,
+ dnn_execute_layer_conv2d_thread, &thread_param[i])) {
+ thread_num = i;
+ ret = DNN_ERROR;
+ break;
+ }
}
//join threads, res gets function return
//release memory
av_freep(&thread_param);
+
+ return ret;
#else
thread_param.thread_common_param = &thread_common_param;
thread_param.thread_start = pad_size;
thread_param.thread_end = height - pad_size;
dnn_execute_layer_conv2d_thread(&thread_param);
-#endif
return DNN_SUCCESS;
+#endif
}