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Diffstat (limited to 'Documentation/media/uapi/v4l/pixfmt-008.rst')
| -rw-r--r-- | Documentation/media/uapi/v4l/pixfmt-008.rst | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/Documentation/media/uapi/v4l/pixfmt-008.rst b/Documentation/media/uapi/v4l/pixfmt-008.rst deleted file mode 100644 index 4bec79784bdd..000000000000 --- a/Documentation/media/uapi/v4l/pixfmt-008.rst +++ /dev/null @@ -1,32 +0,0 @@ -.. -*- coding: utf-8; mode: rst -*- - -*************************************** -Detailed Transfer Function Descriptions -*************************************** - - -.. _xf-smpte-2084: - -Transfer Function SMPTE 2084 (V4L2_XFER_FUNC_SMPTE2084) -======================================================= - -The :ref:`smpte2084` standard defines the transfer function used by -High Dynamic Range content. - -Constants: - m1 = (2610 / 4096) / 4 - - m2 = (2523 / 4096) * 128 - - c1 = 3424 / 4096 - - c2 = (2413 / 4096) * 32 - - c3 = (2392 / 4096) * 32 - -Transfer function: - L' = ((c1 + c2 * L\ :sup:`m1`) / (1 + c3 * L\ :sup:`m1`))\ :sup:`m2` - -Inverse Transfer function: - L = (max(L':sup:`1/m2` - c1, 0) / (c2 - c3 * - L'\ :sup:`1/m2`))\ :sup:`1/m1` |