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Camera (Linux): add property colorspace

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This commit is contained in:
Carter Li
2024-02-04 10:10:55 +08:00
parent c918226909
commit cbe3c70480
3 changed files with 32 additions and 3 deletions
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src/detection/camera/camera.h
+1
View File
@@ -7,6 +7,7 @@ typedef struct FFCameraResult
FFstrbuf name;
FFstrbuf vendor;
FFstrbuf id;
FFstrbuf colorspace;
uint32_t width;
uint32_t height;
} FFCameraResult;
src/detection/camera/camera_linux.c
+16
View File
@@ -33,6 +33,22 @@ const char* ffDetectCamera(FFlist* result)
ffStrbufInitS(&camera->name, (const char*) cap.card);
ffStrbufInit(&camera->vendor);
ffStrbufInitS(&camera->id, (const char*) cap.bus_info);
switch (fmt.fmt.pix.colorspace)
{
case V4L2_COLORSPACE_SMPTE170M: ffStrbufInitStatic(&camera->colorspace, "SMPTE 170M"); break;
case V4L2_COLORSPACE_SMPTE240M: ffStrbufInitStatic(&camera->colorspace, "SMPTE 240M"); break;
case V4L2_COLORSPACE_BT878: ffStrbufInitStatic(&camera->colorspace, "BT.808"); break;
case V4L2_COLORSPACE_470_SYSTEM_M: ffStrbufInitStatic(&camera->colorspace, "NTSC"); break;
case V4L2_COLORSPACE_470_SYSTEM_BG: ffStrbufInitStatic(&camera->colorspace, "EBU 3213"); break;
case V4L2_COLORSPACE_JPEG: ffStrbufInitStatic(&camera->colorspace, "JPEG"); break;
case V4L2_COLORSPACE_REC709:
case V4L2_COLORSPACE_SRGB: ffStrbufInitStatic(&camera->colorspace, "sRGB"); break;
case V4L2_COLORSPACE_OPRGB: ffStrbufInitStatic(&camera->colorspace, "Adobe RGB"); break;
case V4L2_COLORSPACE_BT2020: ffStrbufInitStatic(&camera->colorspace, "BT.2020"); break;
case V4L2_COLORSPACE_RAW: ffStrbufInitStatic(&camera->colorspace, "RAW"); break;
case V4L2_COLORSPACE_DCI_P3: ffStrbufInitStatic(&camera->colorspace, "DCI-P3"); break;
default: ffStrbufInit(&camera->colorspace); break;
}
camera->width = fmt.fmt.pix.width;
camera->height = fmt.fmt.pix.height;
}
src/modules/camera/camera.c
+15 -3
View File
@@ -13,19 +13,27 @@ static void printDevice(FFCameraOptions* options, const FFCameraResult* device,
{
ffPrintLogoAndKey(FF_CAMERA_MODULE_NAME, index, &options->moduleArgs, FF_PRINT_TYPE_DEFAULT);
ffStrbufWriteTo(&device->name, stdout);
if (device->colorspace.length > 0)
{
fputs(" - ", stdout);
ffStrbufWriteTo(&device->colorspace, stdout);
}
if (device->width > 0 && device->height > 0)
printf("%s (%upx x %upx)\n", device->name.chars, (unsigned) device->width, (unsigned) device->height);
printf(" (%upx x %upx)\n", (unsigned) device->width, (unsigned) device->height);
else
ffStrbufPutTo(&device->name, stdout);
putchar('\n');
}
else
{
ffPrintFormat(FF_CAMERA_MODULE_NAME, index, &options->moduleArgs, FF_CAMERA_NUM_FORMAT_ARGS, (FFformatarg[]) {
{FF_FORMAT_ARG_TYPE_STRBUF, &device->name},
{FF_FORMAT_ARG_TYPE_STRBUF, &device->vendor},
{FF_FORMAT_ARG_TYPE_STRBUF, &device->colorspace},
{FF_FORMAT_ARG_TYPE_STRBUF, &device->id},
{FF_FORMAT_ARG_TYPE_UINT, &device->width},
{FF_FORMAT_ARG_TYPE_UINT, &device->height}
{FF_FORMAT_ARG_TYPE_UINT, &device->height},
});
}
}
@@ -57,6 +65,7 @@ void ffPrintCamera(FFCameraOptions* options)
{
ffStrbufDestroy(&dev->name);
ffStrbufDestroy(&dev->id);
ffStrbufDestroy(&dev->colorspace);
}
}
@@ -113,6 +122,7 @@ void ffGenerateCameraJsonResult(FF_MAYBE_UNUSED FFCameraOptions* options, yyjson
yyjson_mut_val* obj = yyjson_mut_arr_add_obj(doc, arr);
yyjson_mut_obj_add_strbuf(doc, obj, "name", &dev->name);
yyjson_mut_obj_add_strbuf(doc, obj, "vendor", &dev->vendor);
yyjson_mut_obj_add_strbuf(doc, obj, "colorSpace", &dev->colorspace);
yyjson_mut_obj_add_strbuf(doc, obj, "id", &dev->id);
yyjson_mut_obj_add_uint(doc, obj, "width", dev->width);
yyjson_mut_obj_add_uint(doc, obj, "height", dev->height);
@@ -122,6 +132,7 @@ void ffGenerateCameraJsonResult(FF_MAYBE_UNUSED FFCameraOptions* options, yyjson
{
ffStrbufDestroy(&dev->name);
ffStrbufDestroy(&dev->id);
ffStrbufDestroy(&dev->colorspace);
}
}
@@ -130,6 +141,7 @@ void ffPrintCameraHelpFormat(void)
ffPrintModuleFormatHelp(FF_CAMERA_MODULE_NAME, "{1} ({4}px x {5}px)", FF_CAMERA_NUM_FORMAT_ARGS, (const char* []) {
"Device name",
"Vendor",
"Color space",
"Identifier",
"Width (in px)",
"Height (in px)",