Update DXT1 timings.

SSE takes a hit due to unfavourable codegen.
This commit is contained in:
Bartosz Taudul 2019-07-06 00:49:52 +02:00
parent b32e8fa24e
commit bde9045af5

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@ -460,10 +460,10 @@ To further reduce image data size, frame images are internally compressed using
\begin{tabular}[h]{c|c|c} \begin{tabular}[h]{c|c|c}
\textbf{Implementation} & \textbf{Required define} & \textbf{Time} \\ \hline \textbf{Implementation} & \textbf{Required define} & \textbf{Time} \\ \hline
x86 Reference & --- & 228 \si{\micro\second} \\ x86 Reference & --- & 228 \si{\micro\second} \\
x86 SSE4.1 & \texttt{\_\_SSE4\_1\_\_} & 41 \si{\micro\second} \\ x86 SSE4.1 & \texttt{\_\_SSE4\_1\_\_} & 44.9 \si{\micro\second} \\
x86 AVX2 & \texttt{\_\_AVX2\_\_} & 30.5 \si{\micro\second} \\ x86 AVX2 & \texttt{\_\_AVX2\_\_} & 29.7 \si{\micro\second} \\
ARM Reference & --- & 1.23 \si{\milli\second} \\ ARM Reference & --- & 1.23 \si{\milli\second} \\
ARM NEON & \texttt{\_\_ARM\_NEON} & 557 \si{\micro\second} ARM NEON & \texttt{\_\_ARM\_NEON} & 551 \si{\micro\second}
\end{tabular} \end{tabular}
\caption{Compression time of $320\times180$ image. x86: i7 8700K; ARM: ODROID-C2} \caption{Compression time of $320\times180$ image. x86: i7 8700K; ARM: ODROID-C2}
\label{EtcSimd} \label{EtcSimd}