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Updated irsensor example with working image-transfer + image-display.

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This commit is contained in:
yellows8 2018-03-05 22:48:37 -05:00
parent 78e5841905
commit d04a002c10
1 changed files with 42 additions and 4 deletions
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46
hid/irsensor/source/main.c
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@ -4,15 +4,23 @@
#include <switch.h>
u8 *ir_buffer = NULL;
//Joy-con IR-sensor example, displays the image from the IR camera.
//The Joy-con must be detached from the system.
int main(int argc, char **argv)
{
Result rc=0;
Result rc2=0;
u32 irhandle=0;
irsImageTransferProcessorConfig config;
irsImageTransferProcessorState state;
size_t ir_buffer_size = 0x12c00;
u8 *ir_buffer = NULL;
u32 width, height;
u32 ir_width, ir_height;
u32 pos, pos2=0;
u32* framebuf;
gfxInitDefault();
@ -57,9 +65,9 @@ int main(int argc, char **argv)
if (R_SUCCEEDED(rc))
{
//TODO: Why does this fail? Maybe we need to use certain hid-serv cmd(s)?
rc = irsGetImageTransferProcessorState(irhandle, ir_buffer, ir_buffer_size, &state);
printf("irsGetImageTransferProcessorState() returned 0x%x\n", rc);
//Switch to using regular framebuffer.
consoleClear();
gfxSetMode(GfxMode_LinearDouble);
}
while(appletMainLoop())
@ -72,6 +80,36 @@ int main(int argc, char **argv)
if (kDown & KEY_PLUS) break; // break in order to return to hbmenu
if (R_SUCCEEDED(rc))
{
framebuf = (u32*) gfxGetFramebuffer((u32*)&width, (u32*)&height);
//Note that the image is updated every few seconds. Likewise, it takes a few seconds for the initial image to become available.
//This will return an error when no image is available yet.
rc2 = irsGetImageTransferProcessorState(irhandle, ir_buffer, ir_buffer_size, &state);
if (R_SUCCEEDED(rc2))
{
memset(framebuf, 0, gfxGetFramebufferSize());
//IR image width/height with the default config.
//The image is grayscale (1 byte per pixel / 8bits, with 1 color-component).
ir_width = 240;
ir_height = 320;
u32 x, y;
for (y=0; y<ir_height; y++)//Access the buffer linearly.
{
for (x=0; x<ir_width; x++)
{
pos = y * width + x;
pos2 = x * ir_height + y;//The IR image/camera is sideways with the joycon held flat.
framebuf[pos] = RGBA8_MAXALPHA(/*ir_buffer[pos2]*/0, ir_buffer[pos2], /*ir_buffer[pos2]*/0);
}
}
}
}
gfxFlushBuffers();
gfxSwapBuffers();
gfxWaitForVsync();