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63 lines
2.3 KiB
63 lines
2.3 KiB
2 months ago
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// License: Apache 2.0. See LICENSE file in root directory.
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// Copyright(c) 2015 Intel Corporation. All Rights Reserved.
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#include "image.h"
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#pragma pack(push, 1) // All structs in this file are assumed to be byte-packed
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namespace librealsense
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{
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////////////////////////////
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// Image size computation //
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////////////////////////////
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size_t get_image_size(int width, int height, rs2_format format)
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{
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if (format == RS2_FORMAT_YUYV || (format == RS2_FORMAT_UYVY)) assert(width % 2 == 0);
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if (format == RS2_FORMAT_RAW10) assert(width % 4 == 0);
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return width * height * get_image_bpp(format) / 8;
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}
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int get_image_bpp(rs2_format format)
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{
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switch (format)
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{
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case RS2_FORMAT_Z16: return 16;
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case RS2_FORMAT_DISPARITY16: return 16;
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case RS2_FORMAT_DISPARITY32: return 32;
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case RS2_FORMAT_XYZ32F: return 12 * 8;
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case RS2_FORMAT_YUYV: return 16;
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case RS2_FORMAT_M420: return 12; // 16 pixels are represented with 24 bytes (16 of Y and 8 of Cr, Cb) - 24 / 16 * 8 = 12
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case RS2_FORMAT_RGB8: return 24;
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case RS2_FORMAT_BGR8: return 24;
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case RS2_FORMAT_RGBA8: return 32;
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case RS2_FORMAT_BGRA8: return 32;
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case RS2_FORMAT_Y8: return 8;
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case RS2_FORMAT_Y16: return 16;
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case RS2_FORMAT_RAW10: return 16; // return 16 bits instead of 10 bits in order to prevent allocated frame buffer size < actual data size.
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case RS2_FORMAT_Y10BPACK: return 16;
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case RS2_FORMAT_RAW16: return 16;
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case RS2_FORMAT_RAW8: return 8;
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case RS2_FORMAT_UYVY: return 16;
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case RS2_FORMAT_GPIO_RAW: return 1;
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case RS2_FORMAT_MOTION_RAW: return 1;
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case RS2_FORMAT_MOTION_XYZ32F: return 1;
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case RS2_FORMAT_6DOF: return 1;
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case RS2_FORMAT_MJPEG: return 8;
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case RS2_FORMAT_Y8I: return 16;
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case RS2_FORMAT_Y12I: return 32;//24 - D457 dev - should be removed after it is corrected in SerDes;
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case RS2_FORMAT_INZI: return 32;
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case RS2_FORMAT_INVI: return 16;
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case RS2_FORMAT_W10: return 32;
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case RS2_FORMAT_Z16H: return 16;
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case RS2_FORMAT_FG: return 16;
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case RS2_FORMAT_Y411: return 12;
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case RS2_FORMAT_Y16I: return 32;
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default: assert(false); return 0;
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}
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}
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}
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#pragma pack(pop)
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