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| author | Christophe Gisquet <christophe.gisquet@gmail.com> | 2015-03-10 23:11:51 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-03-13 01:04:52 +0100 |
| commit | 2999bd7da2cf6343592d4eb6da3cd0748354775d (patch) | |
| tree | cd0e68d046f5347b907fa40de9ab661442f3364a /libavcodec/x86/xvididct_init.c | |
| parent | 8f8c31f4c717e815a63b54cfe6445eb9d5ff7b95 (diff) | |
| download | ffmpeg-streaming-2999bd7da2cf6343592d4eb6da3cd0748354775d.zip ffmpeg-streaming-2999bd7da2cf6343592d4eb6da3cd0748354775d.tar.gz | |
x86: xvid_idct: port SSE2 iDCT to yasm
The main difference consists in renaming properly labels, and
letting yasm select the gprs for skipping 1D transforms.
Previous-version-reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/x86/xvididct_init.c')
| -rw-r--r-- | libavcodec/x86/xvididct_init.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/libavcodec/x86/xvididct_init.c b/libavcodec/x86/xvididct_init.c index 8c22784..ae65667 100644 --- a/libavcodec/x86/xvididct_init.c +++ b/libavcodec/x86/xvididct_init.c @@ -26,6 +26,18 @@ #include "idctdsp.h" #include "xvididct.h" +static void xvid_idct_sse2_put(uint8_t *dest, int line_size, short *block) +{ + ff_xvid_idct_sse2(block); + ff_put_pixels_clamped(block, dest, line_size); +} + +static void xvid_idct_sse2_add(uint8_t *dest, int line_size, short *block) +{ + ff_xvid_idct_sse2(block); + ff_add_pixels_clamped(block, dest, line_size); +} + av_cold void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx, unsigned high_bit_depth) { @@ -50,9 +62,9 @@ av_cold void ff_xvid_idct_init_x86(IDCTDSPContext *c, AVCodecContext *avctx, c->perm_type = FF_IDCT_PERM_NONE; } - if (INLINE_SSE2(cpu_flags)) { - c->idct_put = ff_xvid_idct_sse2_put; - c->idct_add = ff_xvid_idct_sse2_add; + if (EXTERNAL_SSE2(cpu_flags)) { + c->idct_put = xvid_idct_sse2_put; + c->idct_add = xvid_idct_sse2_add; c->idct = ff_xvid_idct_sse2; c->perm_type = FF_IDCT_PERM_SSE2; } |
