On Thu, 20 Mar 2014, Ben Avison wrote:
Profiling on a Raspberry Pi revealed the best performance to correspond with VLC_BITS = 5. Results for overall audio decode and the get_vlc2 function in particular are as follows:Before After Mean StdDev Mean StdDev Confidence Change 6:2 total 348.8 20.1 339.6 15.1 88.8% +2.7% (insignificant) 6:2 function 38.1 8.1 26.4 4.1 100.0% +44.5% 8:2 total 339.1 15.4 324.5 15.5 99.4% +4.5% 8:2 function 33.8 7.0 27.3 5.6 99.7% +23.6% 6:6 total 604.6 20.8 572.8 20.6 100.0% +5.6% 6:6 function 95.8 8.4 68.9 8.2 100.0% +39.1% 8:8 total 766.4 17.6 741.5 21.2 100.0% +3.4% 8:8 function 106.0 11.4 86.1 9.9 100.0% +23.1% --- libavcodec/mlpdec.c | 13 ++++++++++--- 1 files changed, 10 insertions(+), 3 deletions(-) diff --git a/libavcodec/mlpdec.c b/libavcodec/mlpdec.c index c0f2d6a..b9d1704 100644 --- a/libavcodec/mlpdec.c +++ b/libavcodec/mlpdec.c @@ -37,9 +37,16 @@ #include "mlp_parser.h" #include "mlpdsp.h" #include "mlp.h" +#include "config.h" /** number of bits used for VLC lookup - longest Huffman code is 9 */ +#if ARCH_ARM == 1
FWIW, this can be written as "#if ARCH_ARM". // Martin _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
