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| author | Diego Biurrun <diego@biurrun.de> | 2005-12-22 01:10:11 +0000 |
|---|---|---|
| committer | Diego Biurrun <diego@biurrun.de> | 2005-12-22 01:10:11 +0000 |
| commit | bb270c0896b39e1ae9277355e3c120ed3feb64a3 (patch) | |
| tree | fc2fc2b1216d19acb3879abb6ea5a3b400f43fe4 /libavcodec/jfdctint.c | |
| parent | 50827fcf44f34521df4708cdb633809b56fb9df3 (diff) | |
| download | ffmpeg-bb270c0896b39e1ae9277355e3c120ed3feb64a3.tar.gz | |
COSMETICS: tabs --> spaces, some prettyprinting
Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/jfdctint.c')
| -rw-r--r-- | libavcodec/jfdctint.c | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/libavcodec/jfdctint.c b/libavcodec/jfdctint.c index e1bf2c566c..41d2749913 100644 --- a/libavcodec/jfdctint.c +++ b/libavcodec/jfdctint.c @@ -92,10 +92,10 @@ #if BITS_IN_JSAMPLE == 8 #define CONST_BITS 13 -#define PASS1_BITS 4 /* set this to 2 if 16x16 multiplies are faster */ +#define PASS1_BITS 4 /* set this to 2 if 16x16 multiplies are faster */ #else #define CONST_BITS 13 -#define PASS1_BITS 1 /* lose a little precision to avoid overflow */ +#define PASS1_BITS 1 /* lose a little precision to avoid overflow */ #endif /* Some C compilers fail to reduce "FIX(constant)" at compile time, thus @@ -106,18 +106,18 @@ */ #if CONST_BITS == 13 -#define FIX_0_298631336 ((int32_t) 2446) /* FIX(0.298631336) */ -#define FIX_0_390180644 ((int32_t) 3196) /* FIX(0.390180644) */ -#define FIX_0_541196100 ((int32_t) 4433) /* FIX(0.541196100) */ -#define FIX_0_765366865 ((int32_t) 6270) /* FIX(0.765366865) */ -#define FIX_0_899976223 ((int32_t) 7373) /* FIX(0.899976223) */ -#define FIX_1_175875602 ((int32_t) 9633) /* FIX(1.175875602) */ -#define FIX_1_501321110 ((int32_t) 12299) /* FIX(1.501321110) */ -#define FIX_1_847759065 ((int32_t) 15137) /* FIX(1.847759065) */ -#define FIX_1_961570560 ((int32_t) 16069) /* FIX(1.961570560) */ -#define FIX_2_053119869 ((int32_t) 16819) /* FIX(2.053119869) */ -#define FIX_2_562915447 ((int32_t) 20995) /* FIX(2.562915447) */ -#define FIX_3_072711026 ((int32_t) 25172) /* FIX(3.072711026) */ +#define FIX_0_298631336 ((int32_t) 2446) /* FIX(0.298631336) */ +#define FIX_0_390180644 ((int32_t) 3196) /* FIX(0.390180644) */ +#define FIX_0_541196100 ((int32_t) 4433) /* FIX(0.541196100) */ +#define FIX_0_765366865 ((int32_t) 6270) /* FIX(0.765366865) */ +#define FIX_0_899976223 ((int32_t) 7373) /* FIX(0.899976223) */ +#define FIX_1_175875602 ((int32_t) 9633) /* FIX(1.175875602) */ +#define FIX_1_501321110 ((int32_t) 12299) /* FIX(1.501321110) */ +#define FIX_1_847759065 ((int32_t) 15137) /* FIX(1.847759065) */ +#define FIX_1_961570560 ((int32_t) 16069) /* FIX(1.961570560) */ +#define FIX_2_053119869 ((int32_t) 16819) /* FIX(2.053119869) */ +#define FIX_2_562915447 ((int32_t) 20995) /* FIX(2.562915447) */ +#define FIX_3_072711026 ((int32_t) 25172) /* FIX(3.072711026) */ #else #define FIX_0_298631336 FIX(0.298631336) #define FIX_0_390180644 FIX(0.390180644) @@ -185,9 +185,9 @@ static always_inline void row_fdct(DCTELEM * data){ z1 = MULTIPLY(tmp12 + tmp13, FIX_0_541196100); dataptr[2] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp13, FIX_0_765366865), - CONST_BITS-PASS1_BITS); + CONST_BITS-PASS1_BITS); dataptr[6] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp12, - FIX_1_847759065), - CONST_BITS-PASS1_BITS); + CONST_BITS-PASS1_BITS); /* Odd part per figure 8 --- note paper omits factor of sqrt(2). * cK represents cos(K*pi/16). @@ -217,7 +217,7 @@ static always_inline void row_fdct(DCTELEM * data){ dataptr[3] = (DCTELEM) DESCALE(tmp6 + z2 + z3, CONST_BITS-PASS1_BITS); dataptr[1] = (DCTELEM) DESCALE(tmp7 + z1 + z4, CONST_BITS-PASS1_BITS); - dataptr += DCTSIZE; /* advance pointer to next row */ + dataptr += DCTSIZE; /* advance pointer to next row */ } } @@ -267,9 +267,9 @@ ff_jpeg_fdct_islow (DCTELEM * data) z1 = MULTIPLY(tmp12 + tmp13, FIX_0_541196100); dataptr[DCTSIZE*2] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp13, FIX_0_765366865), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*6] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp12, - FIX_1_847759065), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); /* Odd part per figure 8 --- note paper omits factor of sqrt(2). * cK represents cos(K*pi/16). @@ -295,15 +295,15 @@ ff_jpeg_fdct_islow (DCTELEM * data) z4 += z5; dataptr[DCTSIZE*7] = (DCTELEM) DESCALE(tmp4 + z1 + z3, - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*5] = (DCTELEM) DESCALE(tmp5 + z2 + z4, - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*3] = (DCTELEM) DESCALE(tmp6 + z2 + z3, - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*1] = (DCTELEM) DESCALE(tmp7 + z1 + z4, - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); - dataptr++; /* advance pointer to next column */ + dataptr++; /* advance pointer to next column */ } } @@ -350,9 +350,9 @@ ff_fdct248_islow (DCTELEM * data) z1 = MULTIPLY(tmp12 + tmp13, FIX_0_541196100); dataptr[DCTSIZE*2] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp13, FIX_0_765366865), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*6] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp12, - FIX_1_847759065), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); tmp10 = tmp4 + tmp7; tmp11 = tmp5 + tmp6; @@ -364,10 +364,10 @@ ff_fdct248_islow (DCTELEM * data) z1 = MULTIPLY(tmp12 + tmp13, FIX_0_541196100); dataptr[DCTSIZE*3] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp13, FIX_0_765366865), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); dataptr[DCTSIZE*7] = (DCTELEM) DESCALE(z1 + MULTIPLY(tmp12, - FIX_1_847759065), - CONST_BITS+PASS1_BITS); + CONST_BITS+PASS1_BITS); - dataptr++; /* advance pointer to next column */ + dataptr++; /* advance pointer to next column */ } } |