diff options
| author | Shiyou Yin <yinshiyou-hf@loongson.cn> | 2021-04-12 23:37:01 +0800 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-07 17:53:23 +0200 |
| commit | 56c57fe68a71cd58bf1da48aeb9417c11ea0e359 (patch) | |
| tree | 47d85ed895364ad11a734117d2cd7bfc5ee213f3 /libavcodec/mips | |
| parent | eb390d7f9d964c229bff251a4253518145254e6e (diff) | |
avcodec/mips: Restore the initialization sequence of MSA and MMI in ff_h264chroma_init_mips.
The MSA optimization has been refined in commit 93218c2 and ce0a52e.
It is better than MMI version now.
Speed of decoding H264: 4.83x ==> 4.89x (tested on 3A4000).
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/mips')
| -rw-r--r-- | libavcodec/mips/h264chroma_init_mips.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/libavcodec/mips/h264chroma_init_mips.c b/libavcodec/mips/h264chroma_init_mips.c index 5551a7c2fe..aa52d2a3ae 100644 --- a/libavcodec/mips/h264chroma_init_mips.c +++ b/libavcodec/mips/h264chroma_init_mips.c @@ -29,7 +29,15 @@ av_cold void ff_h264chroma_init_mips(H264ChromaContext *c, int bit_depth) int cpu_flags = av_get_cpu_flags(); int high_bit_depth = bit_depth > 8; - /* MMI apears to be faster than MSA here */ + if (have_mmi(cpu_flags)) { + if (!high_bit_depth) { + c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_mmi; + c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_mmi; + c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmi; + c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmi; + } + } + if (have_msa(cpu_flags)) { if (!high_bit_depth) { c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_msa; @@ -41,13 +49,4 @@ av_cold void ff_h264chroma_init_mips(H264ChromaContext *c, int bit_depth) c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_msa; } } - - if (have_mmi(cpu_flags)) { - if (!high_bit_depth) { - c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_mmi; - c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_mmi; - c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_mmi; - c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_mmi; - } - } } |