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author | Michael Niedermayer <michaelni@gmx.at> | 2011-11-26 01:12:08 +0100 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2011-11-26 01:12:08 +0100 |
commit | 022f8d27dd0a61bfaae729d53d133b17418ea16b (patch) | |
tree | 351bff9edab8404f7850ee05a238c50e6364e19b /libavcodec/arm/dca.h | |
parent | a11eeb921571b23d1c988f9a2ddda109792948a6 (diff) | |
parent | f32dfad9dc64acf0fd1bb867e127a9efe6380676 (diff) | |
download | ffmpeg-022f8d27dd0a61bfaae729d53d133b17418ea16b.tar.gz |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
swscale: Readd #define _SVID_SOURCE
Fix av_get_channel_layout_string() for positions >31
configure: Store vda lib flags in extralibs instead of ldflags
Make channel layout masks unsigned
dca: ARMv6 optimised decode_blockcode()
nullenc: drop AVFMT_RAWPICTURE from the flags
frame-mt: return consumed packet size in ff_thread_decode_frame
aacdec: add more fate tests covering SBR and PS
MK(BE)TAG: avoid undefined shifts
Conflicts:
configure
libavcodec/arm/dca.h
libavcodec/dca.c
libavcodec/mlp_parser.c
libavcodec/version.h
libavfilter/asrc_anullsrc.c
libavfilter/avfilter.c
libavfilter/avfilter.h
libavfilter/defaults.c
libavutil/audioconvert.c
libavutil/avutil.h
libswscale/utils.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/arm/dca.h')
-rw-r--r-- | libavcodec/arm/dca.h | 70 |
1 files changed, 43 insertions, 27 deletions
diff --git a/libavcodec/arm/dca.h b/libavcodec/arm/dca.h index e85b82c1bd..9ff7f7c75e 100644 --- a/libavcodec/arm/dca.h +++ b/libavcodec/arm/dca.h @@ -27,38 +27,54 @@ #if HAVE_ARMV6 && HAVE_INLINE_ASM -#define decode_blockcode decode_blockcode -static inline int decode_blockcode(int code, int levels, int *values) +#define decode_blockcodes decode_blockcodes +static inline int decode_blockcodes(int code1, int code2, int levels, + int *values) { - int v0, v1, v2, v3; + int v0, v1, v2, v3, v4, v5; - __asm__ ("smmul %4, %8, %11 \n" - "smlabb %8, %4, %10, %8 \n" - "smmul %5, %4, %11 \n" - "sub %8, %8, %9, lsr #1 \n" - "smlabb %4, %5, %10, %4 \n" - "smmul %6, %5, %11 \n" - "str %8, %0 \n" - "sub %4, %4, %9, lsr #1 \n" - "smlabb %5, %6, %10, %5 \n" - "smmul %7, %6, %11 \n" - "str %4, %1 \n" - "sub %5, %5, %9, lsr #1 \n" - "smlabb %6, %7, %10, %6 \n" - "cmp %7, #0 \n" - "str %5, %2 \n" - "sub %6, %6, %9, lsr #1 \n" - "it eq \n" - "mvneq %7, #0 \n" - "str %6, %3 \n" + __asm__ ("smmul %8, %14, %18 \n" + "smmul %11, %15, %18 \n" + "smlabb %14, %8, %17, %14 \n" + "smlabb %15, %11, %17, %15 \n" + "smmul %9, %8, %18 \n" + "smmul %12, %11, %18 \n" + "sub %14, %14, %16, lsr #1 \n" + "sub %15, %15, %16, lsr #1 \n" + "smlabb %8, %9, %17, %8 \n" + "smlabb %11, %12, %17, %11 \n" + "smmul %10, %9, %18 \n" + "smmul %13, %12, %18 \n" + "str %14, %0 \n" + "str %15, %4 \n" + "sub %8, %8, %16, lsr #1 \n" + "sub %11, %11, %16, lsr #1 \n" + "smlabb %9, %10, %17, %9 \n" + "smlabb %12, %13, %17, %12 \n" + "smmul %14, %10, %18 \n" + "smmul %15, %13, %18 \n" + "str %8, %1 \n" + "str %11, %5 \n" + "sub %9, %9, %16, lsr #1 \n" + "sub %12, %12, %16, lsr #1 \n" + "smlabb %10, %14, %17, %10 \n" + "smlabb %13, %15, %17, %13 \n" + "str %9, %2 \n" + "str %12, %6 \n" + "sub %10, %10, %16, lsr #1 \n" + "sub %13, %13, %16, lsr #1 \n" + "str %10, %3 \n" + "str %13, %7 \n" : "=m"(values[0]), "=m"(values[1]), "=m"(values[2]), "=m"(values[3]), - "=&r"(v0), "=&r"(v1), "=&r"(v2), "=&r"(v3), - "+&r"(code) - : "r"(levels - 1), "r"(-levels), "r"(ff_inverse[levels]) - : "cc"); + "=m"(values[4]), "=m"(values[5]), + "=m"(values[6]), "=m"(values[7]), + "=&r"(v0), "=&r"(v1), "=&r"(v2), + "=&r"(v3), "=&r"(v4), "=&r"(v5), + "+&r"(code1), "+&r"(code2) + : "r"(levels - 1), "r"(-levels), "r"(ff_inverse[levels])); - return v3; + return code1 | code2; } #endif |