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117 lines
4.0 KiB
C++
117 lines
4.0 KiB
C++
/**************************************************************************/
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/* buffer_decoder.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef BUFFER_DECODER_H
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#define BUFFER_DECODER_H
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#include "core/io/image.h"
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#include "core/templates/vector.h"
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class CameraFeed;
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struct StreamingBuffer {
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void *start = nullptr;
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size_t length = 0;
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};
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class BufferDecoder {
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protected:
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CameraFeed *camera_feed = nullptr;
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Ref<Image> image;
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int width = 0;
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int height = 0;
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public:
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virtual void decode(StreamingBuffer p_buffer) = 0;
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BufferDecoder(CameraFeed *p_camera_feed);
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virtual ~BufferDecoder() {}
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};
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class AbstractYuyvBufferDecoder : public BufferDecoder {
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protected:
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int *component_indexes = nullptr;
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public:
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AbstractYuyvBufferDecoder(CameraFeed *p_camera_feed);
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~AbstractYuyvBufferDecoder();
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};
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class SeparateYuyvBufferDecoder : public AbstractYuyvBufferDecoder {
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private:
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Vector<uint8_t> y_image_data;
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Vector<uint8_t> cbcr_image_data;
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Ref<Image> y_image;
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Ref<Image> cbcr_image;
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public:
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SeparateYuyvBufferDecoder(CameraFeed *p_camera_feed);
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virtual void decode(StreamingBuffer p_buffer) override;
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};
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class YuyvToGrayscaleBufferDecoder : public AbstractYuyvBufferDecoder {
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private:
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Vector<uint8_t> image_data;
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public:
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YuyvToGrayscaleBufferDecoder(CameraFeed *p_camera_feed);
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virtual void decode(StreamingBuffer p_buffer) override;
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};
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class YuyvToRgbBufferDecoder : public AbstractYuyvBufferDecoder {
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private:
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Vector<uint8_t> image_data;
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public:
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YuyvToRgbBufferDecoder(CameraFeed *p_camera_feed);
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virtual void decode(StreamingBuffer p_buffer) override;
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};
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class CopyBufferDecoder : public BufferDecoder {
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private:
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Vector<uint8_t> image_data;
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bool rgba = false;
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public:
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CopyBufferDecoder(CameraFeed *p_camera_feed, bool p_rgba);
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virtual void decode(StreamingBuffer p_buffer) override;
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};
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class JpegBufferDecoder : public BufferDecoder {
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private:
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Vector<uint8_t> image_data;
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public:
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JpegBufferDecoder(CameraFeed *p_camera_feed);
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virtual void decode(StreamingBuffer p_buffer) override;
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};
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#endif // BUFFER_DECODER_H
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