diff options
Diffstat (limited to 'encoder/ime_distortion_metrics.c')
| -rw-r--r-- | encoder/ime_distortion_metrics.c | 419 |
1 files changed, 191 insertions, 228 deletions
diff --git a/encoder/ime_distortion_metrics.c b/encoder/ime_distortion_metrics.c index f8c44df..467182c 100644 --- a/encoder/ime_distortion_metrics.c +++ b/encoder/ime_distortion_metrics.c @@ -20,7 +20,7 @@ /** ****************************************************************************** -* @file ih264e_distortion_metrics.c +* @file ime_distortion_metrics.c * * @brief * This file contains definitions of routines that compute distortion @@ -44,7 +44,6 @@ * - ime_compute_satqd_8x16_chroma() * - ime_compute_satqd_16x16_lumaintra() * -* * @remarks * None * @@ -541,7 +540,6 @@ void ime_compute_sad_16x16_fast(UWORD8 *pu1_src, WORD32 i4_max_sad, WORD32 *pi4_mb_distortion) { - WORD32 i4_sad = 0; UWORD32 u4_src_offset = 2 * src_strd - 16; UWORD32 u4_est_offset = 2 * est_strd - 16; @@ -607,7 +605,6 @@ void ime_compute_sad_16x16_fast(UWORD8 *pu1_src, * ****************************************************************************** */ - void ime_compute_sad_8x8(UWORD8 *pu1_src, UWORD8 *pu1_est, WORD32 src_strd, @@ -673,15 +670,12 @@ void ime_compute_sad_8x8(UWORD8 *pu1_src, * ****************************************************************************** */ -void ime_compute_sad_4x4 - ( - UWORD8 *pu1_src, - UWORD8 *pu1_est, - WORD32 src_strd, - WORD32 est_strd, - WORD32 i4_max_sad, - WORD32 *pi4_mb_distortion - ) +void ime_compute_sad_4x4(UWORD8 *pu1_src, + UWORD8 *pu1_est, + WORD32 src_strd, + WORD32 est_strd, + WORD32 i4_max_sad, + WORD32 *pi4_mb_distortion) { WORD32 i4_sad = 0; @@ -703,13 +697,11 @@ void ime_compute_sad_4x4 *pi4_mb_distortion = i4_sad; } - /** ****************************************************************************** * * @brief computes distortion (SAD) between 2 16x8 blocks * -* * @par Description * This functions computes SAD between 2 16x8 blocks. There is a provision * for early exit if the up-to computed SAD exceeds maximum allowed SAD. To @@ -737,15 +729,12 @@ void ime_compute_sad_4x4 * ****************************************************************************** */ -void ime_compute_sad_16x8 - ( - UWORD8 *pu1_src, - UWORD8 *pu1_est, - WORD32 src_strd, - WORD32 est_strd, - WORD32 i4_max_sad, - WORD32 *pi4_mb_distortion - ) +void ime_compute_sad_16x8(UWORD8 *pu1_src, + UWORD8 *pu1_est, + WORD32 src_strd, + WORD32 est_strd, + WORD32 i4_max_sad, + WORD32 *pi4_mb_distortion) { WORD32 i4_sad = 0; UWORD32 u4_src_offset = src_strd - 16; @@ -870,133 +859,125 @@ void ime_compute_sad_16x16_ea8(UWORD8 *pu1_src, return; } - /** ******************************************************************************* * -* @brief This function computes SAD between two 16x16 blocks -* It also computes if the block will be zero after H264 transform and quant for -* Intra 16x16 blocks +* @brief This function computes SAD between two 16x16 blocks. It also computes +* if the block will be zero after H264 transform and quant * * @param[in] pu1_src * UWORD8 pointer to the source * -* @param[out] pu1_dst -* UWORD8 pointer to the destination +* @param[out] pu1_est +* UWORD8 pointer to the estimated block * -* @param[in] src_strd -* integer source stride +* @param[in] i4_src_strd +* source stride * -* @param[in] dst_strd -* integer destination stride +* @param[in] i4_est_strd +* est buffer stride * * @param[in] pu2_thrsh -* Threshold for each element of transofrmed quantized block +* Threshold for each element of transformed quantized block * * @param[out] pi4_mb_distortion -* integer evaluated sad +* evaluated sad * * @param[out] pu4_is_zero -* Poitner to store if the block is zero after transform and quantization +* Pointer to store if the block is zero after transform and quantization * * @remarks * ****************************************************************************** */ void ime_compute_satqd_16x16_lumainter(UWORD8 *pu1_src, - UWORD8 *pu1_est, - WORD32 src_strd, - WORD32 est_strd, - UWORD16 *pu2_thrsh, - WORD32 *pi4_mb_distortion, - UWORD32 *pu4_is_non_zero) + UWORD8 *pu1_est, + WORD32 i4_src_strd, + WORD32 i4_est_strd, + UWORD16 *pu2_thrsh, + WORD32 *pi4_mb_distortion, + UWORD32 *pu4_is_non_zero) { - UWORD32 i,j; - WORD16 s1,s2,s3,s4,sad_1,sad_2,ls1,ls2,ls3,ls4,ls5,ls6,ls7,ls8; - UWORD8 *pu1_src_lp,*pu1_est_lp; + WORD32 i, j; + WORD16 s1, s2, s3, s4; + WORD16 sad_1, sad_2; + WORD16 ls1, ls2, ls3, ls4, ls5, ls6, ls7, ls8; + UWORD8 *pu1_src_lp, *pu1_est_lp; UWORD32 sad = 0; (*pi4_mb_distortion) = 0; - for(i=0;i<4;i++) + + for (i = 0; i < 4; i++) { - for(j=0;j<4;j++) + for (j = 0; j < 4; j++) { - pu1_src_lp = pu1_src + 4*j; - pu1_est_lp = pu1_est + 4*j; + pu1_src_lp = pu1_src + 4 * j; + pu1_est_lp = pu1_est + 4 * j; - s1 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s4 = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s1 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s4 = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); - pu1_src_lp += src_strd; - pu1_est_lp += est_strd; + pu1_src_lp += i4_src_strd; + pu1_est_lp += i4_est_strd; - s2 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s3 = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s2 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s3 = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); - pu1_src_lp += src_strd; - pu1_est_lp += est_strd; + pu1_src_lp += i4_src_strd; + pu1_est_lp += i4_est_strd; - s2 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s3 += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s2 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s3 += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); - pu1_src_lp += src_strd; - pu1_est_lp += est_strd; + pu1_src_lp += i4_src_strd; + pu1_est_lp += i4_est_strd; - s1 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s4 += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s1 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s4 += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); - sad_1 = s1+s2+s3+s4; + sad_1 = s1 + s2 + s3 + s4; - if(sad == 0) + if (sad == 0) { - sad_2 = sad_1<<1; - - ls1 = sad_2 -(s2 + s3); - ls2 = sad_2 -(s1 + s4); - ls3 = sad_2 -(s3 + s4); - ls4 = sad_2 -(s3 - (s1<<1)); - ls5 = sad_2 -(s4 - (s2<<1)); - ls6 = sad_2 -(s1 + s2); - ls7 = sad_2 -(s2 - (s4<<1)); - ls8 = sad_2 -(s1 - (s3<<1)); - - if( - pu2_thrsh[8] <= sad_1 || - pu2_thrsh[0] <= ls2 || - pu2_thrsh[1] <= ls1 || - pu2_thrsh[2] <= ls8 || - pu2_thrsh[3] <= ls5 || - - pu2_thrsh[4] <= ls6 || - pu2_thrsh[5] <= ls3 || - pu2_thrsh[6] <= ls7 || - pu2_thrsh[7] <= ls4 - - )sad = 1; + sad_2 = sad_1 << 1; + + ls1 = sad_2 - (s2 + s3); + ls2 = sad_2 - (s1 + s4); + ls3 = sad_2 - (s3 + s4); + ls4 = sad_2 - (s3 - (s1 << 1)); + ls5 = sad_2 - (s4 - (s2 << 1)); + ls6 = sad_2 - (s1 + s2); + ls7 = sad_2 - (s2 - (s4 << 1)); + ls8 = sad_2 - (s1 - (s3 << 1)); + + if (pu2_thrsh[8] <= sad_1 || + pu2_thrsh[0] <= ls2 || pu2_thrsh[1] <= ls1 || + pu2_thrsh[2] <= ls8 || pu2_thrsh[3] <= ls5 || + pu2_thrsh[4] <= ls6 || pu2_thrsh[5] <= ls3 || + pu2_thrsh[6] <= ls7 || pu2_thrsh[7] <= ls4) { + sad = 1; + } } (*pi4_mb_distortion) += sad_1; } - pu1_src += (src_strd *4); - pu1_est += (est_strd *4); + pu1_src += (i4_src_strd * 4); + pu1_est += (i4_est_strd * 4); } *pu4_is_non_zero = sad; } - /** ****************************************************************************** * -* @brief computes distortion (SAD and SAQTD) between 2 16x8 (interleaved) chroma blocks -* +* @brief computes distortion (SAD and SAQTD) between 2 16x8 (interleaved) chroma +* blocks * -* @par Description -* This functions computes SAD between2 16x8 chroma blocks(interleaved) -* It also checks if the SATDD(Sum of absolute transformed wuqntized differnce beteern the blocks -* If SAQTD is zero, it gives back zero -* Other wise sad is retrned -* There is no provison for early exit -* -* The transform done here is the transform for chroma blocks in H264 +* @par Description +* This functions computes SAD between2 16x8 chroma blocks(interleaved). It +* also checks if the SATQD, Sum of absolute transformed quantized difference +* between the blocks. If SAQTD is zero, it gives back zero Other wise sad is +* returned. There is no provison for early exit. The transform done here is +* the transform for chroma blocks in H264 * * @param[in] pu1_src * UWORD8 pointer to the source @@ -1017,90 +998,73 @@ void ime_compute_satqd_16x16_lumainter(UWORD8 *pu1_src, * integer evaluated sad * * @remarks -* Fucntion code is nit updated. -* Will require debugging and minor modifications * ****************************************************************************** */ void ime_compute_satqd_8x16_chroma(UWORD8 *pu1_src, - UWORD8 *pu1_est, - WORD32 src_strd, - WORD32 est_strd, - WORD32 max_sad, - UWORD16 *thrsh) + UWORD8 *pu1_est, + WORD32 src_strd, + WORD32 est_strd, + WORD32 max_sad, + UWORD16 *thrsh) { - WORD32 i,j,plane; - WORD16 s1,s2,s3,s4,sad_1,sad_2,ls1,ls2,ls3,ls4,ls5,ls6,ls7,ls8; - UWORD8 *pu1_src_lp,*pu1_est_lp,*pu1_src_plane,*pu1_est_plane; - WORD32 sad =0; - UNUSED(max_sad); + WORD32 i, j, plane; + WORD16 s1, s2, s3, s4; + WORD16 sad_1, sad_2; + WORD16 ls1, ls2, ls3, ls4, ls5, ls6, ls7, ls8; + UWORD8 *pu1_src_lp, *pu1_est_lp, *pu1_src_plane, *pu1_est_plane; + WORD32 sad = 0; + UNUSED(max_sad); pu1_src_plane = pu1_src; pu1_est_plane = pu1_est; - for(plane =0;plane<2;plane++) + for (plane = 0; plane < 2; plane++) { - for(i=0;i<4;i++) + for (i = 0; i < 4; i++) { - for(j=0;j<4;j++) + for (j = 0; j < 4; j++) { - pu1_src_lp = pu1_src + 8*j; - pu1_est_lp = pu1_est + 8*j; + pu1_src_lp = pu1_src + 8 * j; + pu1_est_lp = pu1_est + 8 * j; - s1 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); - s4 = ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2])+ ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); + s1 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); + s4 = ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]) + ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s2 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); - s3 = ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2])+ ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); + s2 = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); + s3 = ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]) + ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s2 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); - s3 += ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2])+ ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); + s2 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); + s3 += ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]) + ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s1 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); - s4 += ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2])+ ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); - - sad_1 = s1+s2+s3+s4; - sad_2 = sad_1<<1; - - ls1 = sad_2 -(s2 + s3); - ls2 = sad_2 -(s1 + s4); - ls3 = sad_2 -(s3 + s4); - ls4 = sad_2 -(s3 - (s1<<1)); - ls5 = sad_2 -(s4 - (s2<<1)); - ls6 = sad_2 -(s1 + s2); - ls7 = sad_2 -(s2 - (s4<<1)); - ls8 = sad_2 -(s1 - (s3<<1)); - - if( - //thrsh[0] > sad_1 && Chroma Dc is checked later - thrsh[1] > ls1 && - thrsh[2] > sad_1 && - thrsh[3] > ls2 && - - thrsh[4] > ls3 && - thrsh[5] > ls4 && - thrsh[6] > ls3 && - thrsh[7] > ls5 && - - thrsh[8] > sad_1 && - thrsh[9] > ls1 && - thrsh[10]> sad_1 && - thrsh[11]> ls2 && - - thrsh[12]> ls6 && - thrsh[13]> ls7 && - thrsh[14]> ls6 && - thrsh[15]> ls8 - ) + s1 += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[6] - (WORD16)pu1_est_lp[6]); + s4 += ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]) + ABS((WORD16)pu1_src_lp[4] - (WORD16)pu1_est_lp[4]); + + sad_1 = s1 + s2 + s3 + s4; + sad_2 = sad_1 << 1; + + ls1 = sad_2 - (s2 + s3); + ls2 = sad_2 - (s1 + s4); + ls3 = sad_2 - (s3 + s4); + ls4 = sad_2 - (s3 - (s1 << 1)); + ls5 = sad_2 - (s4 - (s2 << 1)); + ls6 = sad_2 - (s1 + s2); + ls7 = sad_2 - (s2 - (s4 << 1)); + ls8 = sad_2 - (s1 - (s3 << 1)); + + if (thrsh[1] > ls1 && thrsh[2] > sad_1 && thrsh[3] > ls2 && + thrsh[4] > ls3 && thrsh[5] > ls4 && thrsh[6] > ls3 && thrsh[7] > ls5 && + thrsh[8] > sad_1 && thrsh[9] > ls1 && thrsh[10] > sad_1 && thrsh[11] > ls2 && + thrsh[12] > ls6 && thrsh[13] > ls7 && thrsh[14] > ls6 && thrsh[15] > ls8) { /*set current sad to be zero*/ } @@ -1112,29 +1076,28 @@ void ime_compute_satqd_8x16_chroma(UWORD8 *pu1_src, pu1_src += (src_strd *4); pu1_est += (est_strd *4); } - if(sad < (thrsh[0]<<1))sad = 0; - else return ; + if (sad < (thrsh[0] << 1)) + sad = 0; + else + return; - pu1_src = pu1_src_plane+1; - pu1_est = pu1_est_plane+1; + pu1_src = pu1_src_plane + 1; + pu1_est = pu1_est_plane + 1; } return ; } - /** ****************************************************************************** * * @brief computes distortion (SAD and SAQTD) between 2 16x16 blocks * * @par Description -* This functions computes SAD between 2 16x16 blocks. -* It also checks if the SATDD(Sum of absolute transformed wuqntized differnce beteern the blocks -* If SAQTD is zero, it gives back zero -* Other wise sad is retrned -* There is no provison for early exit -* -* The transform done here is the transform for inter 16x16 blocks in H264 +* This functions computes SAD between2 16x8 chroma blocks(interleaved). It +* also checks if the SATQD, Sum of absolute transformed quantized difference +* between the blocks. If SAQTD is zero, it gives back zero Other wise sad is +* returned. There is no provison for early exit. The transform done here is the +* transform for intra 16x16 blocks in H264 * * @param[in] pu1_src * UWORD8 pointer to the source @@ -1159,80 +1122,76 @@ void ime_compute_satqd_8x16_chroma(UWORD8 *pu1_src, ****************************************************************************** */ void ime_compute_satqd_16x16_lumaintra(UWORD8 *pu1_src, - UWORD8 *pu1_est, - WORD32 src_strd, - WORD32 est_strd, - WORD32 max_sad, - UWORD16 *thrsh, - WORD32 *pi4_mb_distortion, - UWORD8 *sig_nz_sad) + UWORD8 *pu1_est, + WORD32 src_strd, + WORD32 est_strd, + WORD32 max_sad, + UWORD16 *thrsh, + WORD32 *pi4_mb_distortion, + UWORD8 *sig_nz_sad) { - UWORD32 i,j; - WORD16 s1[4],s2[4],s3[4],s4[4],sad[4]; - UWORD8 *pu1_src_lp,*pu1_est_lp; + UWORD32 i, j; + WORD16 s1[4], s2[4], s3[4], s4[4], sad[4]; + UWORD8 *pu1_src_lp, *pu1_est_lp; UWORD8 *sig_sad_dc; UWORD32 nz_sad_sig = 0; - UNUSED(max_sad); - *pi4_mb_distortion =0; + UNUSED(max_sad); + *pi4_mb_distortion = 0; sig_sad_dc = sig_nz_sad; sig_nz_sad++; - for(i=0;i<4;i++) + for (i = 0; i < 4; i++) { - for(j=0;j<4;j++) + for (j = 0; j < 4; j++) { - pu1_src_lp = pu1_src + 4*j; - pu1_est_lp = pu1_est + 4*j; + pu1_src_lp = pu1_src + 4 * j; + pu1_est_lp = pu1_est + 4 * j; - s1[j] = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s4[j] = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s1[j] = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s4[j] = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s2[j] = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s3[j] = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s2[j] = ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s3[j] = ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s2[j] += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s3[j] += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s2[j] += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s3[j] += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); pu1_src_lp += src_strd; pu1_est_lp += est_strd; - s1[j] += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0])+ ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); - s4[j] += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1])+ ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); + s1[j] += ABS((WORD16)pu1_src_lp[0] - (WORD16)pu1_est_lp[0]) + ABS((WORD16)pu1_src_lp[3] - (WORD16)pu1_est_lp[3]); + s4[j] += ABS((WORD16)pu1_src_lp[1] - (WORD16)pu1_est_lp[1]) + ABS((WORD16)pu1_src_lp[2] - (WORD16)pu1_est_lp[2]); - sad[j] = ((s1[j]+s2[j]+s3[j]+s4[j])<<1); + sad[j] = ((s1[j] + s2[j] + s3[j] + s4[j]) << 1); } - for(j=0;j<4;j++) + for (j = 0; j < 4; j++) { - if( - //thrsh[0] > (sad[j] >> 1) &&Dc goes in the other part - thrsh[1] > (sad[j] -(s2[j] + s3[j])) && - thrsh[2] > (sad[j]>>1) && - thrsh[3] > (sad[j] -(s1[j] + s4[j])) && - - thrsh[4] > (sad[j] -(s3[j] + s4[j])) && - thrsh[5] > (sad[j] -(s3[j] - (s1[j]<<1))) && - thrsh[6] > (sad[j] -(s3[j] + s4[j])) && - thrsh[7] > (sad[j] -(s4[j] - (s2[j]<<1))) && - - thrsh[8] > (sad[j]>>1) && - thrsh[9] > (sad[j] -(s2[j] + s3[j])) && - thrsh[10]> (sad[j]>>1) && - thrsh[11]> (sad[j] -(s1[j] + s4[j])) && - - thrsh[12]> (sad[j] -(s1[j] + s2[j])) && - thrsh[13]> (sad[j] -(s2[j] - (s4[j]<<1))) && - thrsh[14]> (sad[j] -(s1[j] + s2[j])) && - thrsh[15]> (sad[j] -(s1[j] - (s3[j]<<1))) - ) + if (thrsh[1] > (sad[j] - (s2[j] + s3[j])) && thrsh[2] > (sad[j] >> 1) + && thrsh[3] > (sad[j] - (s1[j] + s4[j])) && + + thrsh[4] > (sad[j] - (s3[j] + s4[j])) + && thrsh[5] > (sad[j] - (s3[j] - (s1[j] << 1))) + && thrsh[6] > (sad[j] - (s3[j] + s4[j])) + && thrsh[7] > (sad[j] - (s4[j] - (s2[j] << 1))) && + + thrsh[8] > (sad[j] >> 1) + && thrsh[9] > (sad[j] - (s2[j] + s3[j])) + && thrsh[10] > (sad[j] >> 1) + && thrsh[11] > (sad[j] - (s1[j] + s4[j])) && + + thrsh[12] > (sad[j] - (s1[j] + s2[j])) + && thrsh[13] > (sad[j] - (s2[j] - (s4[j] << 1))) + && thrsh[14] > (sad[j] - (s1[j] + s2[j])) + && thrsh[15] > (sad[j] - (s1[j] - (s3[j] << 1)))) { //sad[j] = 0; /*set current sad to be zero*/ sig_nz_sad[j] = 0;/*Signal that the sad is zero*/ @@ -1243,21 +1202,25 @@ void ime_compute_satqd_16x16_lumaintra(UWORD8 *pu1_src, nz_sad_sig = 1; } - (*pi4_mb_distortion) += (sad[j]>>1); - //if((*pi4_mb_distortion) >= max_sad)return; /*return or some thing*/ + (*pi4_mb_distortion) += (sad[j] >> 1); + //if ((*pi4_mb_distortion) >= max_sad)return; /*return or some thing*/ } sig_nz_sad += 4; - pu1_src += (src_strd *4); - pu1_est += (est_strd *4); + pu1_src += (src_strd * 4); + pu1_est += (est_strd * 4); } - if((*pi4_mb_distortion) < thrsh[0]<<2) + if ((*pi4_mb_distortion) < thrsh[0] << 2) { *sig_sad_dc = 0; - if(nz_sad_sig == 0)(*pi4_mb_distortion) = 0; + if (nz_sad_sig == 0) + (*pi4_mb_distortion) = 0; + } + else + { + *sig_sad_dc = 1; } - else *sig_sad_dc = 1; } |