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camera: Report rotation needed to account for device orientation.

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Fixes #11476.
This commit is contained in:
Ryan C. Gordon
2025-12-02 20:26:08 -05:00
parent 6602f12744
commit 2c11d62d17
12 changed files with 132 additions and 15 deletions
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7
include/SDL3/SDL_surface.h
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@@ -241,6 +241,12 @@ extern SDL_DECLSPEC void SDLCALL SDL_DestroySurface(SDL_Surface *surface);
* left edge of the image, if this surface is being used as a cursor.
* - `SDL_PROP_SURFACE_HOTSPOT_Y_NUMBER`: the hotspot pixel offset from the
* top edge of the image, if this surface is being used as a cursor.
* - `SDL_PROP_SURFACE_ROTATION_NUMBER`: the number of degrees a surface's
* data is meant to be rotated clockwise to make the image
* right-side up. Default 0. This is used by the camera API, if a mobile
* device is oriented differently than what its camera provides (i.e. -
* the camera always provides portrait images but the phone is being held
* in landscape orientation). Since SDL 3.4.0.
*
* \param surface the SDL_Surface structure to query.
* \returns a valid property ID on success or 0 on failure; call
@@ -257,6 +263,7 @@ extern SDL_DECLSPEC SDL_PropertiesID SDLCALL SDL_GetSurfaceProperties(SDL_Surfac
#define SDL_PROP_SURFACE_TONEMAP_OPERATOR_STRING "SDL.surface.tonemap"
#define SDL_PROP_SURFACE_HOTSPOT_X_NUMBER "SDL.surface.hotspot.x"
#define SDL_PROP_SURFACE_HOTSPOT_Y_NUMBER "SDL.surface.hotspot.y"
#define SDL_PROP_SURFACE_ROTATION_NUMBER "SDL.surface.rotation"
/**
* Set the colorspace used by a surface.