diff --git a/src/libcamera/include/v4l2_videodevice.h b/src/libcamera/include/v4l2_videodevice.h
index 2507daf23efac66f..38dfd92544fa2c0e 100644
--- a/src/libcamera/include/v4l2_videodevice.h
+++ b/src/libcamera/include/v4l2_videodevice.h
@@ -184,7 +184,7 @@ public:
 
 	int getFormat(V4L2DeviceFormat *format);
 	int setFormat(V4L2DeviceFormat *format);
-	ImageFormats formats();
+	std::map<PixelFormat, std::vector<SizeRange>> formats();
 
 	int setCrop(Rectangle *rect);
 	int setCompose(Rectangle *rect);
diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp
index 320da2685795c041..b5f98a96a14fe348 100644
--- a/src/libcamera/pipeline/uvcvideo.cpp
+++ b/src/libcamera/pipeline/uvcvideo.cpp
@@ -153,8 +153,7 @@ CameraConfiguration *PipelineHandlerUVC::generateConfiguration(Camera *camera,
 	if (roles.empty())
 		return config;
 
-	ImageFormats v4l2formats = data->video_->formats();
-	StreamFormats formats(v4l2formats.data());
+	StreamFormats formats(data->video_->formats());
 	StreamConfiguration cfg(formats);
 
 	cfg.pixelFormat = formats.pixelformats().front();
diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp
index 858310c3b810350a..f9c59d5e3fb65737 100644
--- a/src/libcamera/v4l2_videodevice.cpp
+++ b/src/libcamera/v4l2_videodevice.cpp
@@ -901,21 +901,16 @@ int V4L2VideoDevice::setFormatSingleplane(V4L2DeviceFormat *format)
  *
  * \return A list of the supported video device formats
  */
-ImageFormats V4L2VideoDevice::formats()
+std::map<PixelFormat, std::vector<SizeRange>> V4L2VideoDevice::formats()
 {
-	ImageFormats formats;
+	std::map<PixelFormat, std::vector<SizeRange>> formats;
 
 	for (unsigned int pixelformat : enumPixelformats()) {
 		std::vector<SizeRange> sizes = enumSizes(pixelformat);
 		if (sizes.empty())
 			return {};
 
-		if (formats.addFormat(pixelformat, sizes)) {
-			LOG(V4L2, Error)
-				<< "Could not add sizes for pixel format "
-				<< pixelformat;
-			return {};
-		}
+		formats[pixelformat] = sizes;
 	}
 
 	return formats;