diff options
Diffstat (limited to 'pjmedia/src/pjmedia-codec/speex/cb_search_arm4.h')
| -rw-r--r-- | pjmedia/src/pjmedia-codec/speex/cb_search_arm4.h | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/pjmedia/src/pjmedia-codec/speex/cb_search_arm4.h b/pjmedia/src/pjmedia-codec/speex/cb_search_arm4.h deleted file mode 100644 index 19b752a4..00000000 --- a/pjmedia/src/pjmedia-codec/speex/cb_search_arm4.h +++ /dev/null @@ -1,137 +0,0 @@ -/* Copyright (C) 2004 Jean-Marc Valin */ -/** - @file cb_search_arm4.h - @brief Fixed codebook functions (ARM4 version) -*/ -/* - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - - - Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - - - Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - - Neither the name of the Xiph.org Foundation nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR - CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/* This optimization is temporaly disabled until it is fixed to account for the fact - that "r" is now a 16-bit array */ -#if 0 -#define OVERRIDE_COMPUTE_WEIGHTED_CODEBOOK -static void compute_weighted_codebook(const signed char *shape_cb, const spx_word16_t *r, spx_word16_t *resp, spx_word16_t *resp2, spx_word32_t *E, int shape_cb_size, int subvect_size, char *stack) -{ - int i, j, k; - //const signed char *shape; - for (i=0;i<shape_cb_size;i+=4) - { - - //shape = shape_cb; - E[0]=0; - E[1]=0; - E[2]=0; - E[3]=0; - - /* Compute codeword response using convolution with impulse response */ - for(j=0;j<subvect_size;j++) - { -#if 1 - spx_word16_t *res; - res = resp+j; - spx_word32_t resj0,resj1,resj2,resj3; - spx_word32_t dead1, dead2, dead3, dead4, dead5, dead6, dead7, dead8; - __asm__ __volatile__ ( - "mov %0, #0 \n\t" - "mov %1, #0 \n\t" - "mov %2, #0 \n\t" - "mov %3, #0 \n\t" - ".weighted%=: \n\t" - "ldrsb %8, [%6] \n\t" - "ldr %10, [%5], #-4 \n\t" - "mov %9, %6 \n\t" - "ldrsb %11, [%9, %7]! \n\t" - "mla %0, %10, %8, %0 \n\t" - "ldrsb %8, [%9, %7]! \n\t" - "mla %1, %10, %11, %1 \n\t" - "ldrsb %11, [%9, %7]! \n\t" - "mla %2, %10, %8, %2 \n\t" - "subs %4, %4, #1 \n\t" - "mla %3, %10, %11, %3 \n\t" - "add %6, %6, #1 \n\t" - "bne .weighted%= \n\t" - : "=r" (resj0), "=r" (resj1), "=r" (resj2), "=r" (resj3), - "=r" (dead1), "=r" (dead2), "=r" (dead3), "=r" (dead4), - "=r" (dead5), "=r" (dead6), "=r" (dead7), "=r" (dead8) - : "4" (j+1), "5" (r+j), "6" (shape_cb), "7" (subvect_size) - : "cc", "memory"); -#else - spx_word16_t *res; - res = resp+j; - spx_word32_t resj0=0; - spx_word32_t resj1=0; - spx_word32_t resj2=0; - spx_word32_t resj3=0; - for (k=0;k<=j;k++) - { - const signed char *shape=shape_cb+k; - resj0 = MAC16_16(resj0,*shape,r[j-k]); - shape += subvect_size; - resj1 = MAC16_16(resj1,*shape,r[j-k]); - shape += subvect_size; - resj2 = MAC16_16(resj2,*shape,r[j-k]); - shape += subvect_size; - resj3 = MAC16_16(resj3,*shape,r[j-k]); - shape += subvect_size; - } -#endif - -#ifdef FIXED_POINT - resj0 = SHR(resj0, 11); - resj1 = SHR(resj1, 11); - resj2 = SHR(resj2, 11); - resj3 = SHR(resj3, 11); -#else - resj0 *= 0.03125; - resj1 *= 0.03125; - resj2 *= 0.03125; - resj3 *= 0.03125; -#endif - - /* Compute codeword energy */ - E[0]=ADD32(E[0],MULT16_16(resj0,resj0)); - E[1]=ADD32(E[1],MULT16_16(resj1,resj1)); - E[2]=ADD32(E[2],MULT16_16(resj2,resj2)); - E[3]=ADD32(E[3],MULT16_16(resj3,resj3)); - *res = resj0; - res += subvect_size; - *res = resj1; - res += subvect_size; - *res = resj2; - res += subvect_size; - *res = resj3; - res += subvect_size; - } - resp += subvect_size<<2; - shape_cb += subvect_size<<2; - E+=4; - } - -} -#endif |