Mirrored_Repos/LookingGlass
1
0
Fork 0
mirror of https://github.com/gnif/LookingGlass.git synced 2024-12-22 13:33:40 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

[host] nvfbc: optimize change detection loop

Browse Source 
Before, we only break out of the current row when a change is detected,
and all subsequent rows are still scanned. Now we break out of the entire
loop. This should make change detection ever so slightly faster.
This commit is contained in:
Quantum 2021-07-10 19:07:43 -04:00 committed by Geoffrey McRae
parent fd8f8b2b28
commit 501b270890
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
host/platform/Windows/capture/NVFBC/src/nvfbc.c
View File

@ -165,7 +165,7 @@ static bool nvfbc_init(void)
privDataLen = (bufferLen - 1) / 2;
privData = (uint8_t *)malloc(privDataLen);
char hex[3] = {0};
for(int i = 0; i < privDataLen; ++i)
for (int i = 0; i < privDataLen; ++i)
{
memcpy(hex, &buffer[i*2], 2);
privData[i] = (uint8_t)strtoul(hex, NULL, 16);
@ -300,14 +300,15 @@ static CaptureResult nvfbc_capture(void)
bool changed = false;
const unsigned int h = (this->height + 127) / 128;
const unsigned int w = (this->width + 127) / 128;
for(unsigned int y = 0; y < h; ++y)
for(unsigned int x = 0; x < w; ++x)
for (unsigned int y = 0; y < h; ++y)
for (unsigned int x = 0; x < w; ++x)
if (this->diffMap[(y*w)+x])
{
changed = true;
break;
goto done;
}
done:
if (!changed)
return CAPTURE_RESULT_TIMEOUT;