const int idct_algo= avctx->idct_algo;  #ifdef CONFIG_ENCODERS
void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx){    mm_flags = mm_support();    if (avctx->dsp_mask) {	if (avctx->dsp_mask & FF_MM_FORCE)	    mm_flags |= (avctx->dsp_mask & 0xffff);	else	    mm_flags &= ~(avctx->dsp_mask & 0xffff);    }#if 0    av_log(avctx, AV_LOG_INFO, "libavcodec: CPU flags:");    if (mm_flags & MM_MMX)        av_log(avctx, AV_LOG_INFO, " mmx");    if (mm_flags & MM_MMXEXT)        av_log(avctx, AV_LOG_INFO, " mmxext");    if (mm_flags & MM_3DNOW)        av_log(avctx, AV_LOG_INFO, " 3dnow");    if (mm_flags & MM_SSE)        av_log(avctx, AV_LOG_INFO, " sse");    if (mm_flags & MM_SSE2)        av_log(avctx, AV_LOG_INFO, " sse2");    av_log(avctx, AV_LOG_INFO, "\n");#endif    if (mm_flags & MM_MMX) {        const int dct_algo = avctx->dct_algo;        const int idct_algo= avctx->idct_algo;#ifdef CONFIG_ENCODERS        if(dct_algo==FF_DCT_AUTO || dct_algo==FF_DCT_MMX){            if(mm_flags & MM_SSE2){                c->fdct = ff_fdct_sse2;	    }else if(mm_flags & MM_MMXEXT){                c->fdct = ff_fdct_mmx2;            }else{                c->fdct = ff_fdct_mmx;            }        }#endif //CONFIG_ENCODERS        if(idct_algo==FF_IDCT_AUTO || idct_algo==FF_IDCT_SIMPLEMMX){            c->idct_put= ff_simple_idct_put_mmx;            c->idct_add= ff_simple_idct_add_mmx;            c->idct    = ff_simple_idct_mmx;            c->idct_permutation_type= FF_SIMPLE_IDCT_PERM;        }else if(idct_algo==FF_IDCT_LIBMPEG2MMX){            if(mm_flags & MM_MMXEXT){                c->idct_put= ff_libmpeg2mmx2_idct_put;                c->idct_add= ff_libmpeg2mmx2_idct_add;                c->idct    = ff_mmxext_idct;            }else{                c->idct_put= ff_libmpeg2mmx_idct_put;                c->idct_add= ff_libmpeg2mmx_idct_add;                c->idct    = ff_mmx_idct;            }            c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;        }        /* VP3 optimized DSP functions */        if (mm_flags & MM_SSE2) {            c->vp3_dsp_init = vp3_dsp_init_sse2;            c->vp3_idct = vp3_idct_sse2;        } else {            c->vp3_dsp_init = vp3_dsp_init_mmx;            c->vp3_idct = vp3_idct_mmx;        }#ifdef CONFIG_ENCODERS        c->get_pixels = get_pixels_mmx;        c->diff_pixels = diff_pixels_mmx;#endif //CONFIG_ENCODERS        c->put_pixels_clamped = put_pixels_clamped_mmx;        c->put_signed_pixels_clamped = put_signed_pixels_clamped_mmx;        c->add_pixels_clamped = add_pixels_clamped_mmx;        c->clear_blocks = clear_blocks_mmx;#ifdef CONFIG_ENCODERS        c->pix_sum = pix_sum16_mmx;#endif //CONFIG_ENCODERS        c->put_pixels_tab[0][0] = put_pixels16_mmx;        c->put_pixels_tab[0][1] = put_pixels16_x2_mmx;        c->put_pixels_tab[0][2] = put_pixels16_y2_mmx;        c->put_pixels_tab[0][3] = put_pixels16_xy2_mmx;        c->put_no_rnd_pixels_tab[0][0] = put_pixels16_mmx;        c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmx;        c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmx;        c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_mmx;        c->avg_pixels_tab[0][0] = avg_pixels16_mmx;        c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmx;        c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmx;        c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmx;        c->avg_no_rnd_pixels_tab[0][0] = avg_no_rnd_pixels16_mmx;        c->avg_no_rnd_pixels_tab[0][1] = avg_no_rnd_pixels16_x2_mmx;        c->avg_no_rnd_pixels_tab[0][2] = avg_no_rnd_pixels16_y2_mmx;        c->avg_no_rnd_pixels_tab[0][3] = avg_no_rnd_pixels16_xy2_mmx;        c->put_pixels_tab[1][0] = put_pixels8_mmx;        c->put_pixels_tab[1][1] = put_pixels8_x2_mmx;        c->put_pixels_tab[1][2] = put_pixels8_y2_mmx;        c->put_pixels_tab[1][3] = put_pixels8_xy2_mmx;        c->put_no_rnd_pixels_tab[1][0] = put_pixels8_mmx;        c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_mmx;        c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_mmx;        c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_mmx;        c->avg_pixels_tab[1][0] = avg_pixels8_mmx;        c->avg_pixels_tab[1][1] = avg_pixels8_x2_mmx;        c->avg_pixels_tab[1][2] = avg_pixels8_y2_mmx;        c->avg_pixels_tab[1][3] = avg_pixels8_xy2_mmx;        c->avg_no_rnd_pixels_tab[1][0] = avg_no_rnd_pixels8_mmx;        c->avg_no_rnd_pixels_tab[1][1] = avg_no_rnd_pixels8_x2_mmx;        c->avg_no_rnd_pixels_tab[1][2] = avg_no_rnd_pixels8_y2_mmx;        c->avg_no_rnd_pixels_tab[1][3] = avg_no_rnd_pixels8_xy2_mmx;                        c->add_bytes= add_bytes_mmx;#ifdef CONFIG_ENCODERS        c->diff_bytes= diff_bytes_mmx;                c->hadamard8_diff[0]= hadamard8_diff16_mmx;        c->hadamard8_diff[1]= hadamard8_diff_mmx;        	c->pix_norm1 = pix_norm1_mmx;	c->sse[0] = sse16_mmx;        c->vsad[4]= vsad_intra16_mmx;        if(!(avctx->flags & CODEC_FLAG_BITEXACT)){            c->vsad[0] = vsad16_mmx;        }                if(!(avctx->flags & CODEC_FLAG_BITEXACT)){            c->try_8x8basis= try_8x8basis_mmx;        }        c->add_8x8basis= add_8x8basis_mmx;        #endif //CONFIG_ENCODERS        c->h263_v_loop_filter= h263_v_loop_filter_mmx;        c->h263_h_loop_filter= h263_h_loop_filter_mmx;                        if (mm_flags & MM_MMXEXT) {            c->put_pixels_tab[0][1] = put_pixels16_x2_mmx2;            c->put_pixels_tab[0][2] = put_pixels16_y2_mmx2;            c->avg_pixels_tab[0][0] = avg_pixels16_mmx2;            c->avg_pixels_tab[0][1] = avg_pixels16_x2_mmx2;            c->avg_pixels_tab[0][2] = avg_pixels16_y2_mmx2;            c->put_pixels_tab[1][1] = put_pixels8_x2_mmx2;            c->put_pixels_tab[1][2] = put_pixels8_y2_mmx2;            c->avg_pixels_tab[1][0] = avg_pixels8_mmx2;            c->avg_pixels_tab[1][1] = avg_pixels8_x2_mmx2;            c->avg_pixels_tab[1][2] = avg_pixels8_y2_mmx2;#ifdef CONFIG_ENCODERS            c->hadamard8_diff[0]= hadamard8_diff16_mmx2;            c->hadamard8_diff[1]= hadamard8_diff_mmx2;            c->vsad[4]= vsad_intra16_mmx2;#endif //CONFIG_ENCODERS            if(!(avctx->flags & CODEC_FLAG_BITEXACT)){                c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_mmx2;                c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_mmx2;                c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_mmx2;                c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_mmx2;                c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mmx2;                c->avg_pixels_tab[1][3] = avg_pixels8_xy2_mmx2;#ifdef CONFIG_ENCODERS                c->vsad[0] = vsad16_mmx2;#endif //CONFIG_ENCODERS            }#if 1            SET_QPEL_FUNC(qpel_pixels_tab[0][ 0], qpel16_mc00_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 1], qpel16_mc10_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 2], qpel16_mc20_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 3], qpel16_mc30_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 4], qpel16_mc01_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 5], qpel16_mc11_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 6], qpel16_mc21_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 7], qpel16_mc31_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 8], qpel16_mc02_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 9], qpel16_mc12_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][10], qpel16_mc22_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][11], qpel16_mc32_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][12], qpel16_mc03_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][13], qpel16_mc13_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][14], qpel16_mc23_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[0][15], qpel16_mc33_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 0], qpel8_mc00_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 1], qpel8_mc10_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 2], qpel8_mc20_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 3], qpel8_mc30_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 4], qpel8_mc01_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 5], qpel8_mc11_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 6], qpel8_mc21_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 7], qpel8_mc31_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 8], qpel8_mc02_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 9], qpel8_mc12_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][10], qpel8_mc22_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][11], qpel8_mc32_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][12], qpel8_mc03_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][13], qpel8_mc13_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][14], qpel8_mc23_mmx2)            SET_QPEL_FUNC(qpel_pixels_tab[1][15], qpel8_mc33_mmx2)#endif#ifdef CONFIG_ENCODERS            c->sub_hfyu_median_prediction= sub_hfyu_median_prediction_mmx2;#endif //CONFIG_ENCODERS        } else if (mm_flags & MM_3DNOW) {            c->put_pixels_tab[0][1] = put_pixels16_x2_3dnow;            c->put_pixels_tab[0][2] = put_pixels16_y2_3dnow;            c->avg_pixels_tab[0][0] = avg_pixels16_3dnow;            c->avg_pixels_tab[0][1] = avg_pixels16_x2_3dnow;            c->avg_pixels_tab[0][2] = avg_pixels16_y2_3dnow;            c->put_pixels_tab[1][1] = put_pixels8_x2_3dnow;            c->put_pixels_tab[1][2] = put_pixels8_y2_3dnow;            c->avg_pixels_tab[1][0] = avg_pixels8_3dnow;            c->avg_pixels_tab[1][1] = avg_pixels8_x2_3dnow;            c->avg_pixels_tab[1][2] = avg_pixels8_y2_3dnow;            if(!(avctx->flags & CODEC_FLAG_BITEXACT)){                c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_3dnow;                c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_3dnow;                c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_3dnow;                c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_3dnow;                c->avg_pixels_tab[0][3] = avg_pixels16_xy2_3dnow;                c->avg_pixels_tab[1][3] = avg_pixels8_xy2_3dnow;            }            SET_QPEL_FUNC(qpel_pixels_tab[0][ 0], qpel16_mc00_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 1], qpel16_mc10_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 2], qpel16_mc20_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 3], qpel16_mc30_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 4], qpel16_mc01_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 5], qpel16_mc11_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 6], qpel16_mc21_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 7], qpel16_mc31_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 8], qpel16_mc02_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][ 9], qpel16_mc12_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][10], qpel16_mc22_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][11], qpel16_mc32_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][12], qpel16_mc03_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][13], qpel16_mc13_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][14], qpel16_mc23_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[0][15], qpel16_mc33_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 0], qpel8_mc00_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 1], qpel8_mc10_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 2], qpel8_mc20_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 3], qpel8_mc30_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 4], qpel8_mc01_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 5], qpel8_mc11_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 6], qpel8_mc21_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 7], qpel8_mc31_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 8], qpel8_mc02_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][ 9], qpel8_mc12_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][10], qpel8_mc22_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][11], qpel8_mc32_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][12], qpel8_mc03_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][13], qpel8_mc13_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][14], qpel8_mc23_3dnow)            SET_QPEL_FUNC(qpel_pixels_tab[1][15], qpel8_mc33_3dnow)        }    }        #ifdef CONFIG_ENCODERS    dsputil_init_pix_mmx(c, avctx);#endif //CONFIG_ENCODERS#if 0    // for speed testing    get_pixels = just_return;    put_pixels_clamped = just_return;    add_pixels_clamped = just_return;    pix_abs16x16 = just_return;    pix_abs16x16_x2 = just_return;    pix_abs16x16_y2 = just_return;    pix_abs16x16_xy2 = just_return;    put_pixels_tab[0] = just_return;    put_pixels_tab[1] = just_return;    put_pixels_tab[2] = just_return;    put_pixels_tab[3] = just_return;    put_no_rnd_pixels_tab[0] = just_return;    put_no_rnd_pixels_tab[1] = just_return;    put_no_rnd_pixels_tab[2] = just_return;    put_no_rnd_pixels_tab[3] = just_return;    avg_pixels_tab[0] = just_return;    avg_pixels_tab[1] = just_return;    avg_pixels_tab[2] = just_return;    avg_pixels_tab[3] = just_return;    avg_no_rnd_pixels_tab[0] = just_return;    avg_no_rnd_pixels_tab[1] = just_return;    avg_no_rnd_pixels_tab[2] = just_return;    avg_no_rnd_pixels_tab[3] = just_return;    //av_fdct = just_return;    //ff_idct = just_return;#endif}