diff options
author | Marc Hoffman <mmh@pleasantst.com> | 2007-03-31 17:24:09 +0000 |
---|---|---|
committer | Diego Biurrun <diego@biurrun.de> | 2007-03-31 17:24:09 +0000 |
commit | 3ac35bdb3e740e2638a0cfa9847134de5b9907e9 (patch) | |
tree | 5f360233cf9e0b773f634741922c07f0ace31fee /libavcodec/dct-test.c | |
parent | c6bdc90890250ce351b260eff69ce3c0d0745a62 (diff) | |
download | ffmpeg-streaming-3ac35bdb3e740e2638a0cfa9847134de5b9907e9.zip ffmpeg-streaming-3ac35bdb3e740e2638a0cfa9847134de5b9907e9.tar.gz |
platform-independent restructuring and code simplification
patch by Marc Hoffman, mmh pleasantst com
Originally committed as revision 8576 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dct-test.c')
-rw-r--r-- | libavcodec/dct-test.c | 105 |
1 files changed, 68 insertions, 37 deletions
diff --git a/libavcodec/dct-test.c b/libavcodec/dct-test.c index 0e4684b..7cd8668 100644 --- a/libavcodec/dct-test.c +++ b/libavcodec/dct-test.c @@ -1,5 +1,6 @@ /* * (c) 2001 Fabrice Bellard + * 2007 Marc Hoffman <marc.hoffman@analog.com> * * This file is part of FFmpeg. * @@ -56,6 +57,64 @@ extern void ff_mmxext_idct(DCTELEM *data); extern void odivx_idct_c (short *block); +// BFIN +extern void ff_bfin_idct (DCTELEM *block) ; +extern void ff_bfin_fdct (DCTELEM *block) ; + +// ALTIVEC +extern void fdct_altivec (DCTELEM *block); +//extern void idct_altivec (DCTELEM *block);?? no routine + + +struct algo { + char *name; + enum { FDCT, IDCT } is_idct; + void (* func) (DCTELEM *block); + void (* ref) (DCTELEM *block); + enum formattag { NO_PERM,MMX_PERM, MMX_SIMPLE_PERM, SCALE_PERM } format; +}; + +#ifndef FAAN_POSTSCALE +#define FAAN_SCALE SCALE_PERM +#else +#define FAAN_SCALE NO_PERM +#endif + +#define DCT_ERROR(name,is_idct,func,ref,form) {name,is_idct,func,ref,form} + + +struct algo algos[] = { + DCT_ERROR( "REF-DBL", 0, fdct, fdct, NO_PERM), + DCT_ERROR("IJG-AAN-INT", 0, fdct_ifast, fdct, SCALE_PERM), + DCT_ERROR("IJG-LLM-INT", 0, ff_jpeg_fdct_islow, fdct, NO_PERM), + DCT_ERROR("REF-DBL", 1, idct, idct, NO_PERM), + DCT_ERROR("INT", 1, j_rev_dct, idct, MMX_PERM), + DCT_ERROR("SIMPLE-C", 1, simple_idct, idct, NO_PERM), + +#ifdef ARCH_X86 + DCT_ERROR("MMX", 0, ff_fdct_mmx, fdct, NO_PERM), + DCT_ERROR("MMX2", 0, ff_fdct_mmx2, fdct, NO_PERM), + DCT_ERROR("FAAN", 0, ff_faandct, fdct, FAAN_SCALE), + + DCT_ERROR("LIBMPEG2-MMX", 1, ff_mmx_idct, idct, MMX_PERM), + DCT_ERROR("LIBMPEG2-MMXEXT", 1, ff_mmxext_idct, idct, MMX_PERM), + DCT_ERROR("SIMPLE-MMX", 1, ff_simple_idct_mmx, idct, MMX_SIMPLE_PERM), + DCT_ERROR("XVID-MMX", 1, ff_idct_xvid_mmx, idct, NO_PERM), + DCT_ERROR("XVID-MMX2", 1, ff_idct_xvid_mmx2, idct, NO_PERM), +#endif + +#ifdef HAVE_ALTIVEC + DCT_ERROR("altivecfdct", 0, fdct_altivec, fdct, NO_PERM), +#endif + +#ifdef ARCH_BFIN + DCT_ERROR("BFINfdct", 0, ff_bfin_fdct, fdct, NO_PERM), + DCT_ERROR("BFINidct", 1, ff_bfin_idct, idct, NO_PERM), +#endif + + { 0 } +}; + #define AANSCALE_BITS 12 static const unsigned short aanscales[64] = { /* precomputed values scaled up by 14 bits */ @@ -111,7 +170,7 @@ static DCTELEM block_org[64] __attribute__ ((aligned (8))); void dct_error(const char *name, int is_idct, void (*fdct_func)(DCTELEM *block), - void (*fdct_ref)(DCTELEM *block), int test) + void (*fdct_ref)(DCTELEM *block), int form, int test) { int it, i, scale; int err_inf, v; @@ -162,11 +221,10 @@ void dct_error(const char *name, int is_idct, for(i=0; i<64; i++) block_org[i]= block1[i]; - if (fdct_func == ff_mmx_idct || - fdct_func == j_rev_dct || fdct_func == ff_mmxext_idct) { + if (form == MMX_PERM) { for(i=0;i<64;i++) block[idct_mmx_perm[i]] = block1[i]; - } else if(fdct_func == ff_simple_idct_mmx ) { + } else if (form == MMX_SIMPLE_PERM) { for(i=0;i<64;i++) block[idct_simple_mmx_perm[i]] = block1[i]; @@ -186,11 +244,7 @@ void dct_error(const char *name, int is_idct, fdct_func(block); emms_c(); /* for ff_mmx_idct */ - if (fdct_func == fdct_ifast -#ifndef FAAN_POSTSCALE - || fdct_func == ff_faandct -#endif - ) { + if (form == SCALE_PERM) { for(i=0; i<64; i++) { scale = 8*(1 << (AANSCALE_BITS + 11)) / aanscales[i]; block[i] = (block[i] * scale /*+ (1<<(AANSCALE_BITS-1))*/) >> AANSCALE_BITS; @@ -261,11 +315,10 @@ void dct_error(const char *name, int is_idct, }break; } - if (fdct_func == ff_mmx_idct || - fdct_func == j_rev_dct || fdct_func == ff_mmxext_idct) { + if (form == MMX_PERM) { for(i=0;i<64;i++) block[idct_mmx_perm[i]] = block1[i]; - } else if(fdct_func == ff_simple_idct_mmx ) { + } else if(form == MMX_SIMPLE_PERM) { for(i=0;i<64;i++) block[idct_simple_mmx_perm[i]] = block1[i]; } else { @@ -503,31 +556,9 @@ int main(int argc, char **argv) if (test_248_dct) { idct248_error("SIMPLE-C", simple_idct248_put); } else { - if (!test_idct) { - dct_error("REF-DBL", 0, fdct, fdct, test); /* only to verify code ! */ - dct_error("IJG-AAN-INT", 0, fdct_ifast, fdct, test); - dct_error("IJG-LLM-INT", 0, ff_jpeg_fdct_islow, fdct, test); - dct_error("MMX", 0, ff_fdct_mmx, fdct, test); - dct_error("MMX2", 0, ff_fdct_mmx2, fdct, test); - dct_error("FAAN", 0, ff_faandct, fdct, test); - } else { - dct_error("REF-DBL", 1, idct, idct, test); - dct_error("INT", 1, j_rev_dct, idct, test); - dct_error("LIBMPEG2-MMX", 1, ff_mmx_idct, idct, test); - dct_error("LIBMPEG2-MMXEXT", 1, ff_mmxext_idct, idct, test); - dct_error("SIMPLE-C", 1, simple_idct, idct, test); - dct_error("SIMPLE-MMX", 1, ff_simple_idct_mmx, idct, test); - dct_error("XVID-MMX", 1, ff_idct_xvid_mmx, idct, test); - dct_error("XVID-MMX2", 1, ff_idct_xvid_mmx2, idct, test); - // dct_error("ODIVX-C", 1, odivx_idct_c, idct); - //printf(" test against odivx idct\n"); - // dct_error("REF", 1, idct, odivx_idct_c); - // dct_error("INT", 1, j_rev_dct, odivx_idct_c); - // dct_error("MMX", 1, ff_mmx_idct, odivx_idct_c); - // dct_error("MMXEXT", 1, ff_mmxext_idct, odivx_idct_c); - // dct_error("SIMPLE-C", 1, simple_idct, odivx_idct_c); - // dct_error("SIMPLE-MMX", 1, ff_simple_idct_mmx, odivx_idct_c); - // dct_error("ODIVX-C", 1, odivx_idct_c, odivx_idct_c); + for (i=0;algos[i].name;i++) + if (algos[i].is_idct == test_idct) { + dct_error (algos[i].name, algos[i].is_idct, algos[i].func, algos[i].ref, algos[i].format, test); } } return 0; |