82 lines
2.5 KiB
C
82 lines
2.5 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include "config.h"
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#include "display.h"
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#include "image-stream.h"
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#include "log.h"
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#include <guacamole/client.h>
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#include <stdlib.h>
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int guacenc_display_create_image_stream(guacenc_display* display, int index,
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int mask, int layer_index, const char* mimetype, int x, int y) {
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/* Do not lookup / allocate if index is invalid */
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if (index < 0 || index >= GUACENC_DISPLAY_MAX_STREAMS) {
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guacenc_log(GUAC_LOG_WARNING, "Stream index out of bounds: %i", index);
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return 1;
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}
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/* Free existing stream (if any) */
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guacenc_image_stream_free(display->image_streams[index]);
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/* Associate new stream */
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guacenc_image_stream* stream = display->image_streams[index] =
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guacenc_image_stream_alloc(mask, layer_index, mimetype, x, y);
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/* Return zero only if stream is not NULL */
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return stream == NULL;
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}
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guacenc_image_stream* guacenc_display_get_image_stream(
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guacenc_display* display, int index) {
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/* Do not lookup / allocate if index is invalid */
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if (index < 0 || index >= GUACENC_DISPLAY_MAX_STREAMS) {
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guacenc_log(GUAC_LOG_WARNING, "Stream index out of bounds: %i", index);
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return NULL;
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}
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/* Return existing stream (if any) */
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return display->image_streams[index];
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}
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int guacenc_display_free_image_stream(guacenc_display* display, int index) {
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/* Do not lookup / allocate if index is invalid */
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if (index < 0 || index >= GUACENC_DISPLAY_MAX_STREAMS) {
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guacenc_log(GUAC_LOG_WARNING, "Stream index out of bounds: %i", index);
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return 1;
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}
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/* Free stream (if allocated) */
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guacenc_image_stream_free(display->image_streams[index]);
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/* Mark stream as freed */
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display->image_streams[index] = NULL;
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return 0;
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}
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