The conversion functions were added in e7382b4d0101f02e61fdf5ad2c48aca500bb413f, yet they were never really enabled. Found via -ffunction-sections and --gc-sections.
Unified · Split
| @@ -1901,7 +1901,8 @@ static rgbConvFn findRgbConvFn(SwsInternal *c) · 1900 unmodified lines | ||
| 1901 | 1901 | else if (CONV_IS(X2RGB10LE, BGR48BE) |
| 1902 | 1902 | || CONV_IS(X2BGR10LE, RGB48BE)) conv = HAVE_BIGENDIAN ? x2rgb10tobgr48_nobswap |
| 1903 | 1903 | : x2rgb10tobgr48_bswap; |
| 1904 | − else if (CONV_IS(X2RGB10LE, RGBA64LE) | |
| 1904 | + } else if (isX2RGB(srcFormat) && isRGBA64(dstFormat)) { | |
| 1905 | + if (CONV_IS(X2RGB10LE, RGBA64LE) | |
| 1905 | 1906 | || CONV_IS(X2BGR10LE, BGRA64LE)) conv = HAVE_BIGENDIAN ? x2rgb10to64_bswap |
| 1906 | 1907 | : x2rgb10to64_nobswap; |
| 1907 | 1908 | else if (CONV_IS(X2RGB10LE, RGBA64BE) |