avutil/spherical: Add more spherical types
These originate from the Apple Vision Pro, and are documented here: https://developer.apple.com/documentation/coremedia/cmprojectiontype Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
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@ -2,6 +2,11 @@ The last version increases of all libraries were on 2024-03-07
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API changes, most recent first:
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2024-06-18 - xxxxxxxxxx - lavu 59.23.100 - spherical.h
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Add AV_SPHERICAL_HALF_EQUIRECTANGULAR, AV_SPHERICAL_RECTILINEAR, and
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AV_SPHERICAL_FISHEYE values to AVSphericalProjection, and initialize
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to AV_SPHERICAL_RECTILINEAR on alloc.
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2024-06-13 - xxxxxxxxxx - lavu 59.22.100 - common.h
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Deprecate av_mod_uintp2[_c]() and replace it with av_zero_extend[_c]().
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@ -29,6 +29,8 @@ AVSphericalMapping *av_spherical_alloc(size_t *size)
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if (!spherical)
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return NULL;
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spherical->projection = AV_SPHERICAL_RECTILINEAR;
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if (size)
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*size = sizeof(*spherical);
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@ -57,6 +59,9 @@ static const char *const spherical_projection_names[] = {
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[AV_SPHERICAL_EQUIRECTANGULAR] = "equirectangular",
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[AV_SPHERICAL_CUBEMAP] = "cubemap",
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[AV_SPHERICAL_EQUIRECTANGULAR_TILE] = "tiled equirectangular",
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[AV_SPHERICAL_HALF_EQUIRECTANGULAR] = "half equirectangular",
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[AV_SPHERICAL_RECTILINEAR] = "rectilinear",
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[AV_SPHERICAL_FISHEYE] = "fisheye",
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};
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const char *av_spherical_projection_name(enum AVSphericalProjection projection)
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@ -66,6 +66,22 @@ enum AVSphericalProjection {
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* the position of the current video in a larger surface.
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*/
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AV_SPHERICAL_EQUIRECTANGULAR_TILE,
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/**
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* Video frame displays as a 180 degree equirectangular projection.
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*/
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AV_SPHERICAL_HALF_EQUIRECTANGULAR,
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/**
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* Video frame displays on a flat, rectangular 2D surface.
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*/
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AV_SPHERICAL_RECTILINEAR,
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/**
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* Fisheye projection (Apple).
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* See: https://developer.apple.com/documentation/coremedia/cmprojectiontype/fisheye
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*/
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AV_SPHERICAL_FISHEYE,
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};
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/**
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@ -79,7 +79,7 @@
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*/
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#define LIBAVUTIL_VERSION_MAJOR 59
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#define LIBAVUTIL_VERSION_MINOR 22
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#define LIBAVUTIL_VERSION_MINOR 23
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#define LIBAVUTIL_VERSION_MICRO 100
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#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
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