cam: sdl_sink: Support multi-planar formats

In order to prepare for NV12 support, implement support for multi-planar
formats in the SDL sink. This mainly consists in passing a vector of
plane data to the SDLTexture::update() function instead of a single
value.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Reviewed-by: Eric Curtin <ecurtin@redhat.com>
Tested-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/cam/sdl_texture_mjpg.cpp b/src/cam/sdl_texture_mjpg.cpp
index 7542efd7..8dd5ee3e 100644
--- a/src/cam/sdl_texture_mjpg.cpp
+++ b/src/cam/sdl_texture_mjpg.cpp
@@ -76,8 +76,8 @@ int SDLTextureMJPG::decompress(Span<const uint8_t> data)
 	return 0;
 }
 
-void SDLTextureMJPG::update(Span<const uint8_t> data)
+void SDLTextureMJPG::update(const std::vector<libcamera::Span<const uint8_t>> &data)
 {
-	decompress(data);
+	decompress(data[0]);
 	SDL_UpdateTexture(ptr_, nullptr, rgb_.get(), pitch_);
 }