[74992] | 1 | /* $Id: RecordingUtils.cpp 98103 2023-01-17 14:15:46Z vboxsync $ */
|
---|
| 2 | /** @file
|
---|
[75344] | 3 | * Recording utility code.
|
---|
[74992] | 4 | */
|
---|
| 5 |
|
---|
| 6 | /*
|
---|
[98103] | 7 | * Copyright (C) 2012-2023 Oracle and/or its affiliates.
|
---|
[74992] | 8 | *
|
---|
[96407] | 9 | * This file is part of VirtualBox base platform packages, as
|
---|
| 10 | * available from https://www.virtualbox.org.
|
---|
| 11 | *
|
---|
| 12 | * This program is free software; you can redistribute it and/or
|
---|
| 13 | * modify it under the terms of the GNU General Public License
|
---|
| 14 | * as published by the Free Software Foundation, in version 3 of the
|
---|
| 15 | * License.
|
---|
| 16 | *
|
---|
| 17 | * This program is distributed in the hope that it will be useful, but
|
---|
| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
---|
| 20 | * General Public License for more details.
|
---|
| 21 | *
|
---|
| 22 | * You should have received a copy of the GNU General Public License
|
---|
| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
|
---|
| 24 | *
|
---|
| 25 | * SPDX-License-Identifier: GPL-3.0-only
|
---|
[74992] | 26 | */
|
---|
| 27 |
|
---|
[75344] | 28 | #include "Recording.h"
|
---|
| 29 | #include "RecordingUtils.h"
|
---|
[74992] | 30 |
|
---|
| 31 | #include <iprt/asm.h>
|
---|
| 32 | #include <iprt/assert.h>
|
---|
| 33 | #include <iprt/critsect.h>
|
---|
| 34 | #include <iprt/path.h>
|
---|
| 35 | #include <iprt/semaphore.h>
|
---|
| 36 | #include <iprt/thread.h>
|
---|
| 37 | #include <iprt/time.h>
|
---|
| 38 |
|
---|
[96478] | 39 | #ifdef DEBUG
|
---|
| 40 | #include <iprt/file.h>
|
---|
| 41 | #include <iprt/formats/bmp.h>
|
---|
| 42 | #endif
|
---|
[74992] | 43 |
|
---|
[96478] | 44 |
|
---|
[74992] | 45 | /**
|
---|
| 46 | * Convert an image to YUV420p format.
|
---|
| 47 | *
|
---|
[75393] | 48 | * @return \c true on success, \c false on failure.
|
---|
[74992] | 49 | * @param aDstBuf The destination image buffer.
|
---|
| 50 | * @param aDstWidth Width (in pixel) of destination buffer.
|
---|
| 51 | * @param aDstHeight Height (in pixel) of destination buffer.
|
---|
| 52 | * @param aSrcBuf The source image buffer.
|
---|
| 53 | * @param aSrcWidth Width (in pixel) of source buffer.
|
---|
| 54 | * @param aSrcHeight Height (in pixel) of source buffer.
|
---|
| 55 | */
|
---|
| 56 | template <class T>
|
---|
[75393] | 57 | inline bool recordingUtilsColorConvWriteYUV420p(uint8_t *aDstBuf, unsigned aDstWidth, unsigned aDstHeight,
|
---|
| 58 | uint8_t *aSrcBuf, unsigned aSrcWidth, unsigned aSrcHeight)
|
---|
[74992] | 59 | {
|
---|
| 60 | RT_NOREF(aDstWidth, aDstHeight);
|
---|
| 61 |
|
---|
| 62 | AssertReturn(!(aSrcWidth & 1), false);
|
---|
| 63 | AssertReturn(!(aSrcHeight & 1), false);
|
---|
| 64 |
|
---|
| 65 | bool fRc = true;
|
---|
| 66 | T iter1(aSrcWidth, aSrcHeight, aSrcBuf);
|
---|
| 67 | T iter2 = iter1;
|
---|
| 68 | iter2.skip(aSrcWidth);
|
---|
| 69 | unsigned cPixels = aSrcWidth * aSrcHeight;
|
---|
| 70 | unsigned offY = 0;
|
---|
| 71 | unsigned offU = cPixels;
|
---|
| 72 | unsigned offV = cPixels + cPixels / 4;
|
---|
| 73 | unsigned const cyHalf = aSrcHeight / 2;
|
---|
| 74 | unsigned const cxHalf = aSrcWidth / 2;
|
---|
| 75 | for (unsigned i = 0; i < cyHalf && fRc; ++i)
|
---|
| 76 | {
|
---|
| 77 | for (unsigned j = 0; j < cxHalf; ++j)
|
---|
| 78 | {
|
---|
| 79 | unsigned red, green, blue;
|
---|
| 80 | fRc = iter1.getRGB(&red, &green, &blue);
|
---|
| 81 | AssertReturn(fRc, false);
|
---|
| 82 | aDstBuf[offY] = ((66 * red + 129 * green + 25 * blue + 128) >> 8) + 16;
|
---|
| 83 | unsigned u = (((-38 * red - 74 * green + 112 * blue + 128) >> 8) + 128) / 4;
|
---|
| 84 | unsigned v = (((112 * red - 94 * green - 18 * blue + 128) >> 8) + 128) / 4;
|
---|
| 85 |
|
---|
| 86 | fRc = iter1.getRGB(&red, &green, &blue);
|
---|
| 87 | AssertReturn(fRc, false);
|
---|
| 88 | aDstBuf[offY + 1] = ((66 * red + 129 * green + 25 * blue + 128) >> 8) + 16;
|
---|
| 89 | u += (((-38 * red - 74 * green + 112 * blue + 128) >> 8) + 128) / 4;
|
---|
| 90 | v += (((112 * red - 94 * green - 18 * blue + 128) >> 8) + 128) / 4;
|
---|
| 91 |
|
---|
| 92 | fRc = iter2.getRGB(&red, &green, &blue);
|
---|
| 93 | AssertReturn(fRc, false);
|
---|
| 94 | aDstBuf[offY + aSrcWidth] = ((66 * red + 129 * green + 25 * blue + 128) >> 8) + 16;
|
---|
| 95 | u += (((-38 * red - 74 * green + 112 * blue + 128) >> 8) + 128) / 4;
|
---|
| 96 | v += (((112 * red - 94 * green - 18 * blue + 128) >> 8) + 128) / 4;
|
---|
| 97 |
|
---|
| 98 | fRc = iter2.getRGB(&red, &green, &blue);
|
---|
| 99 | AssertReturn(fRc, false);
|
---|
| 100 | aDstBuf[offY + aSrcWidth + 1] = ((66 * red + 129 * green + 25 * blue + 128) >> 8) + 16;
|
---|
| 101 | u += (((-38 * red - 74 * green + 112 * blue + 128) >> 8) + 128) / 4;
|
---|
| 102 | v += (((112 * red - 94 * green - 18 * blue + 128) >> 8) + 128) / 4;
|
---|
| 103 |
|
---|
| 104 | aDstBuf[offU] = u;
|
---|
| 105 | aDstBuf[offV] = v;
|
---|
| 106 | offY += 2;
|
---|
| 107 | ++offU;
|
---|
| 108 | ++offV;
|
---|
| 109 | }
|
---|
| 110 |
|
---|
| 111 | iter1.skip(aSrcWidth);
|
---|
| 112 | iter2.skip(aSrcWidth);
|
---|
| 113 | offY += aSrcWidth;
|
---|
| 114 | }
|
---|
| 115 |
|
---|
| 116 | return true;
|
---|
| 117 | }
|
---|
| 118 |
|
---|
| 119 | /**
|
---|
[75393] | 120 | * Convert an image to RGB24 format.
|
---|
| 121 | *
|
---|
| 122 | * @returns true on success, false on failure.
|
---|
| 123 | * @param aWidth Width of image.
|
---|
| 124 | * @param aHeight Height of image.
|
---|
| 125 | * @param aDestBuf An allocated memory buffer large enough to hold the
|
---|
| 126 | * destination image (i.e. width * height * 12bits).
|
---|
| 127 | * @param aSrcBuf The source image as an array of bytes.
|
---|
[74992] | 128 | */
|
---|
| 129 | template <class T>
|
---|
[75393] | 130 | inline bool RecordingUtilsColorConvWriteRGB24(unsigned aWidth, unsigned aHeight,
|
---|
| 131 | uint8_t *aDestBuf, uint8_t *aSrcBuf)
|
---|
[74992] | 132 | {
|
---|
| 133 | enum { PIX_SIZE = 3 };
|
---|
[94925] | 134 | bool fRc = true;
|
---|
[74992] | 135 | AssertReturn(0 == (aWidth & 1), false);
|
---|
| 136 | AssertReturn(0 == (aHeight & 1), false);
|
---|
| 137 | T iter(aWidth, aHeight, aSrcBuf);
|
---|
| 138 | unsigned cPixels = aWidth * aHeight;
|
---|
[94925] | 139 | for (unsigned i = 0; i < cPixels && fRc; ++i)
|
---|
[74992] | 140 | {
|
---|
| 141 | unsigned red, green, blue;
|
---|
[94925] | 142 | fRc = iter.getRGB(&red, &green, &blue);
|
---|
| 143 | if (fRc)
|
---|
[74992] | 144 | {
|
---|
| 145 | aDestBuf[i * PIX_SIZE ] = red;
|
---|
| 146 | aDestBuf[i * PIX_SIZE + 1] = green;
|
---|
| 147 | aDestBuf[i * PIX_SIZE + 2] = blue;
|
---|
| 148 | }
|
---|
| 149 | }
|
---|
[94925] | 150 | return fRc;
|
---|
[74992] | 151 | }
|
---|
| 152 |
|
---|
| 153 | /**
|
---|
| 154 | * Converts a RGB to YUV buffer.
|
---|
| 155 | *
|
---|
| 156 | * @returns IPRT status code.
|
---|
[96479] | 157 | * @param enmPixelFormat Pixel format to use for conversion.
|
---|
[74992] | 158 | * @param paDst Pointer to destination buffer.
|
---|
| 159 | * @param uDstWidth Width (X, in pixels) of destination buffer.
|
---|
| 160 | * @param uDstHeight Height (Y, in pixels) of destination buffer.
|
---|
| 161 | * @param paSrc Pointer to source buffer.
|
---|
| 162 | * @param uSrcWidth Width (X, in pixels) of source buffer.
|
---|
| 163 | * @param uSrcHeight Height (Y, in pixels) of source buffer.
|
---|
| 164 | */
|
---|
[96479] | 165 | int RecordingUtilsRGBToYUV(RECORDINGPIXELFMT enmPixelFormat,
|
---|
[75393] | 166 | uint8_t *paDst, uint32_t uDstWidth, uint32_t uDstHeight,
|
---|
| 167 | uint8_t *paSrc, uint32_t uSrcWidth, uint32_t uSrcHeight)
|
---|
[74992] | 168 | {
|
---|
[96479] | 169 | switch (enmPixelFormat)
|
---|
[74992] | 170 | {
|
---|
[75354] | 171 | case RECORDINGPIXELFMT_RGB32:
|
---|
[75393] | 172 | if (!recordingUtilsColorConvWriteYUV420p<ColorConvBGRA32Iter>(paDst, uDstWidth, uDstHeight,
|
---|
| 173 | paSrc, uSrcWidth, uSrcHeight))
|
---|
[74992] | 174 | return VERR_INVALID_PARAMETER;
|
---|
| 175 | break;
|
---|
[75354] | 176 | case RECORDINGPIXELFMT_RGB24:
|
---|
[75393] | 177 | if (!recordingUtilsColorConvWriteYUV420p<ColorConvBGR24Iter>(paDst, uDstWidth, uDstHeight,
|
---|
| 178 | paSrc, uSrcWidth, uSrcHeight))
|
---|
[74992] | 179 | return VERR_INVALID_PARAMETER;
|
---|
| 180 | break;
|
---|
[75354] | 181 | case RECORDINGPIXELFMT_RGB565:
|
---|
[75393] | 182 | if (!recordingUtilsColorConvWriteYUV420p<ColorConvBGR565Iter>(paDst, uDstWidth, uDstHeight,
|
---|
| 183 | paSrc, uSrcWidth, uSrcHeight))
|
---|
[74992] | 184 | return VERR_INVALID_PARAMETER;
|
---|
| 185 | break;
|
---|
| 186 | default:
|
---|
| 187 | AssertFailed();
|
---|
| 188 | return VERR_NOT_SUPPORTED;
|
---|
| 189 | }
|
---|
| 190 | return VINF_SUCCESS;
|
---|
| 191 | }
|
---|
| 192 |
|
---|
[96478] | 193 | #ifdef DEBUG
|
---|
| 194 | /**
|
---|
| 195 | * Dumps a video recording frame to a bitmap (BMP) file, extended version.
|
---|
| 196 | *
|
---|
| 197 | * @returns VBox status code.
|
---|
| 198 | * @param pu8RGBBuf Pointer to actual RGB frame data.
|
---|
| 199 | * @param cbRGBBuf Size (in bytes) of \a pu8RGBBuf.
|
---|
| 200 | * @param pszPath Absolute path to dump file to. Must exist.
|
---|
| 201 | * Specify NULL to use the system's temp directory.
|
---|
| 202 | * Existing frame files will be overwritten.
|
---|
| 203 | * @param pszPrefx Naming prefix to use. Optional and can be NULL.
|
---|
| 204 | * @param uWidth Width (in pixel) to write.
|
---|
| 205 | * @param uHeight Height (in pixel) to write.
|
---|
| 206 | * @param uBPP Bits in pixel.
|
---|
| 207 | */
|
---|
| 208 | int RecordingUtilsDbgDumpFrameEx(const uint8_t *pu8RGBBuf, size_t cbRGBBuf, const char *pszPath, const char *pszPrefx,
|
---|
| 209 | uint16_t uWidth, uint32_t uHeight, uint8_t uBPP)
|
---|
| 210 | {
|
---|
| 211 | RT_NOREF(cbRGBBuf);
|
---|
| 212 |
|
---|
| 213 | const uint8_t uBytesPerPixel = uBPP / 8 /* Bits */;
|
---|
| 214 | const size_t cbData = uWidth * uHeight * uBytesPerPixel;
|
---|
| 215 |
|
---|
| 216 | if (!cbData) /* No data to write? Bail out early. */
|
---|
| 217 | return VINF_SUCCESS;
|
---|
| 218 |
|
---|
| 219 | BMPFILEHDR fileHdr;
|
---|
| 220 | RT_ZERO(fileHdr);
|
---|
| 221 |
|
---|
| 222 | BMPWIN3XINFOHDR coreHdr;
|
---|
| 223 | RT_ZERO(coreHdr);
|
---|
| 224 |
|
---|
| 225 | fileHdr.uType = BMP_HDR_MAGIC;
|
---|
| 226 | fileHdr.cbFileSize = (uint32_t)(sizeof(BMPFILEHDR) + sizeof(BMPWIN3XINFOHDR) + cbData);
|
---|
| 227 | fileHdr.offBits = (uint32_t)(sizeof(BMPFILEHDR) + sizeof(BMPWIN3XINFOHDR));
|
---|
| 228 |
|
---|
| 229 | coreHdr.cbSize = sizeof(BMPWIN3XINFOHDR);
|
---|
| 230 | coreHdr.uWidth = uWidth ;
|
---|
| 231 | coreHdr.uHeight = uHeight;
|
---|
| 232 | coreHdr.cPlanes = 1;
|
---|
| 233 | coreHdr.cBits = uBPP;
|
---|
| 234 | coreHdr.uXPelsPerMeter = 5000;
|
---|
| 235 | coreHdr.uYPelsPerMeter = 5000;
|
---|
| 236 |
|
---|
| 237 | static uint64_t s_iCount = 0;
|
---|
| 238 |
|
---|
| 239 | char szPath[RTPATH_MAX];
|
---|
| 240 | if (!pszPath)
|
---|
| 241 | RTPathTemp(szPath, sizeof(szPath));
|
---|
| 242 |
|
---|
| 243 | char szFileName[RTPATH_MAX];
|
---|
| 244 | if (RTStrPrintf2(szFileName, sizeof(szFileName), "%s/RecDump-%04RU64-%s-w%RU16h%RU16.bmp",
|
---|
| 245 | pszPath ? pszPath : szPath, s_iCount, pszPrefx ? pszPrefx : "Frame", uWidth, uHeight) <= 0)
|
---|
| 246 | {
|
---|
| 247 | return VERR_BUFFER_OVERFLOW;
|
---|
| 248 | }
|
---|
| 249 |
|
---|
| 250 | s_iCount++;
|
---|
| 251 |
|
---|
| 252 | RTFILE fh;
|
---|
| 253 | int vrc = RTFileOpen(&fh, szFileName,
|
---|
| 254 | RTFILE_O_CREATE_REPLACE | RTFILE_O_WRITE | RTFILE_O_DENY_NONE);
|
---|
| 255 | if (RT_SUCCESS(vrc))
|
---|
| 256 | {
|
---|
| 257 | RTFileWrite(fh, &fileHdr, sizeof(fileHdr), NULL);
|
---|
| 258 | RTFileWrite(fh, &coreHdr, sizeof(coreHdr), NULL);
|
---|
| 259 |
|
---|
| 260 | /* Bitmaps (DIBs) are stored upside-down (thanks, OS/2), so work from the bottom up. */
|
---|
| 261 | uint32_t offSrc = (uHeight * uWidth * uBytesPerPixel) - uWidth * uBytesPerPixel;
|
---|
| 262 |
|
---|
| 263 | /* Do the copy. */
|
---|
| 264 | for (unsigned int i = 0; i < uHeight; i++)
|
---|
| 265 | {
|
---|
| 266 | RTFileWrite(fh, pu8RGBBuf + offSrc, uWidth * uBytesPerPixel, NULL);
|
---|
| 267 | offSrc -= uWidth * uBytesPerPixel;
|
---|
| 268 | }
|
---|
| 269 |
|
---|
| 270 | RTFileClose(fh);
|
---|
| 271 | }
|
---|
| 272 |
|
---|
| 273 | return vrc;
|
---|
| 274 | }
|
---|
| 275 |
|
---|
| 276 | /**
|
---|
| 277 | * Dumps a video recording frame to a bitmap (BMP) file.
|
---|
| 278 | *
|
---|
| 279 | * @returns VBox status code.
|
---|
| 280 | * @param pFrame Video frame to dump.
|
---|
| 281 | */
|
---|
| 282 | int RecordingUtilsDbgDumpFrame(const PRECORDINGFRAME pFrame)
|
---|
| 283 | {
|
---|
| 284 | AssertReturn(pFrame->enmType == RECORDINGFRAME_TYPE_VIDEO, VERR_INVALID_PARAMETER);
|
---|
| 285 | return RecordingUtilsDbgDumpFrameEx(pFrame->Video.pu8RGBBuf, pFrame->Video.cbRGBBuf,
|
---|
| 286 | NULL /* Use temp directory */, NULL /* pszPrefix */,
|
---|
| 287 | pFrame->Video.uWidth, pFrame->Video.uHeight, pFrame->Video.uBPP);
|
---|
| 288 | }
|
---|
| 289 | #endif /* DEBUG */
|
---|
| 290 |
|
---|