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Diffstat (limited to 'src/base/vnc/convert.cc')
| -rw-r--r-- | src/base/vnc/convert.cc | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/base/vnc/convert.cc b/src/base/vnc/convert.cc deleted file mode 100644 index 2a52ccaec..000000000 --- a/src/base/vnc/convert.cc +++ /dev/null @@ -1,183 +0,0 @@ -/* - * Copyright (c) 2011 ARM Limited - * All rights reserved - * - * The license below extends only to copyright in the software and shall - * not be construed as granting a license to any other intellectual - * property including but not limited to intellectual property relating - * to a hardware implementation of the functionality of the software - * licensed hereunder. You may use the software subject to the license - * terms below provided that you ensure that this notice is replicated - * unmodified and in its entirety in all distributions of the software, - * modified or unmodified, in source code or in binary form. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer; - * redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution; - * neither the name of the copyright holders nor the names of its - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * Authors: Ali Saidi - * William Wang - */ - -#include <cassert> - -#include "base/vnc/convert.hh" -#include "base/misc.hh" - -/** @file - * This file provides conversion functions for a variety of video modes - */ - -VideoConvert::VideoConvert(Mode input_mode, Mode output_mode, int _width, - int _height) - : inputMode(input_mode), outputMode(output_mode), width(_width), - height(_height) -{ - if (inputMode != bgr565 && inputMode != rgb565 && - inputMode != bgr8888 && inputMode != bgr888) - fatal("Only support converting from bgr565, rdb565, " - "bgr8888 and bgr888\n"); - - if (outputMode != rgb8888) - fatal("Only support converting to rgb8888\n"); - - assert(0 < height && height < 4000); - assert(0 < width && width < 4000); -} - -VideoConvert::~VideoConvert() -{ -} - -uint8_t* -VideoConvert::convert(const uint8_t *fb) const -{ - switch (inputMode) { - case bgr565: - return m565rgb8888(fb, true); - case rgb565: - return m565rgb8888(fb, false); - case bgr8888: - return bgr8888rgb8888(fb); - case bgr888: - return bgr888rgb8888(fb); - default: - panic("Unimplemented Mode\n"); - } -} - -uint8_t* -VideoConvert::m565rgb8888(const uint8_t *fb, bool bgr) const -{ - uint8_t *out = new uint8_t[area() * sizeof(uint32_t)]; - uint32_t *out32 = (uint32_t*)out; - - uint16_t *in16 = (uint16_t*)fb; - - for (int x = 0; x < area(); x++) { - Bgr565 inpx; - Rgb8888 outpx = 0; - - inpx = in16[x]; - - if (bgr) { - outpx.red = inpx.blue << 3; - outpx.green = inpx.green << 2; - outpx.blue = inpx.red << 3; - } else { - outpx.blue = inpx.blue << 3; - outpx.green = inpx.green << 2; - outpx.red = inpx.red << 3; - } - - out32[x] = outpx; - } - - return out; -} - - -uint8_t* -VideoConvert::bgr8888rgb8888(const uint8_t *fb) const -{ - uint8_t *out = new uint8_t[area() * sizeof(uint32_t)]; - uint32_t *out32 = (uint32_t*)out; - - uint32_t *in32 = (uint32_t*)fb; - - for (int x = 0; x < area(); x++) { - Rgb8888 outpx = 0; - Bgr8888 inpx; - - - inpx = in32[x]; - - outpx.red = inpx.blue; - outpx.green = inpx.green; - outpx.blue = inpx.red; - - out32[x] = outpx; - } - - return out; -} - -uint8_t* -VideoConvert::bgr888rgb8888(const uint8_t *fb) const -{ - uint8_t *out = new uint8_t[area() * sizeof(uint32_t)]; - uint32_t *out32 = (uint32_t*)out; - - typedef uint8_t In24[3]; - const In24 *in24 = (In24 *)fb; - for (int x = 0; x < area(); x++) { - Rgb8888 outpx = 0; - - outpx.blue = in24[x][0]; - outpx.green = in24[x][1]; - outpx.red = in24[x][2]; - outpx.alpha = 0xFF; - - out32[x] = outpx; - } - - return out; -} - -/* -uint64_t -VideoConvert::getHash(const uint8_t *fb) const -{ - const uint8_t *fb_e = fb + area(); - - uint64_t hash = 1; - while (fb < fb_e - 8) { - hash += *((const uint64_t*)fb); - fb += 8; - } - - while (fb < fb_e) { - hash += *(fb++); - } - - return hash; -}*/ |