arith_encoder_JPEG2000.rar_ADSP_ADSP BF533_JPEG2000 C++_bf5_jpeg

/******************************************************************************* Copyright(c) 2000 - 2002 Analog Devices. All Rights Reserved. Developed by Joint Development Software Application Team, IPDC, Bangalore, India for Blackfin DSPs ( Micro Signal Architecture 1.0 specification). By using this module you agree to the terms of the Analog Devices License Agreement for DSP Software. ******************************************************************************** File name : tarith_encoder_JPEG2000.c Description : This module tests the functionality of arith_encoder_JPEG2000(). ********************************************************************************/ #include<stdio.h> #include"tarith_encoder_JPEG2000.h" #include "test_input.h" int error_flag = 0; void (*f1)(); int cycle_count[MAX_PAIR+2]; void _arith_enc_init(); void _arith_encoder_JPEG2000(); void _arith_enc_flush(); void main() { int i,j,k; unsigned char D,cx; int error; // test case : 1 for (i = 0; i <= MAX_CONTEXTS; i++) { contexts[i].I = zero_in; contexts[i].MPS = zero_in; //load Index value and MPS to each context } contexts[UNIFORM_CX].I = uniform_index; contexts[RUNLENGTH_CX].I=runlen_index; contexts[0].I = zero_index; f1 = _arith_enc_init; cycle_count[0] = Compute_Cycle_Count(&enc_reg,&arrayOut[0]); //This function inturn calls arith_enc_init() f1 = _arith_encoder_JPEG2000; for (i=0;i<MAX_PAIR;i++) { cx = arrayIn1_C[i]; // get context and decision value D = arrayIn1_D[i]; cycle_count[i+1] = Compute_Cycle_Count(D, cx,&enc_reg,&mqstates[0], &contexts[0]); //This function inturn calls arith_encoder_JPEG2000() } f1 = _arith_enc_flush; cycle_count[MAX_PAIR + 1] = Compute_Cycle_Count(&enc_reg); //This function inturn calls arith_enc_flush() for(i=0;i<50;i++) { error=arrayOut[i]-exp_output1[i]; if(abs(error) >MAX_PERMISSIBLE_ERROR) { error_flag = error_flag | 1; break; } } // test2 for(i=0;i<50;i++) // clear output array arrayOut[i]=zero_in; for (i = 0; i <= MAX_CONTEXTS; i++) { contexts[i].I = zero_in; contexts[i].MPS = zero_in; // load Index value and MPS to each context } contexts[UNIFORM_CX].I = uniform_index; contexts[RUNLENGTH_CX].I=runlen_index; contexts[0].I = zero_index; f1 = _arith_enc_init; _arith_enc_init(&enc_reg,&arrayOut[0]); // call arith_init to initialize the encoder f1 = _arith_encoder_JPEG2000; for (i=0;i<MAX_PAIR;i++) { cx = arrayIn2_C[i]; // get context and decision value D = arrayIn2_D[i]; _arith_encoder_JPEG2000(D, cx,&enc_reg,&mqstates[0],&contexts[0]); } _arith_enc_flush(&enc_reg); // finally call flush to get last bytes for(i=0;i<50;i++) { error=arrayOut[i]-exp_output2[i]; if(abs(error) > MAX_PERMISSIBLE_ERROR) { error_flag = error_flag | 2; break; } } // test 3 for(i=0;i<100;i++) // clear output array arrayOut[i]=zero_in; for (i = 0; i <= MAX_CONTEXTS; i++) { contexts[i].I = zero_in; contexts[i].MPS = zero_in; // load Index value and MPS to each context } contexts[UNIFORM_CX].I = uniform_index; contexts[RUNLENGTH_CX].I=runlen_index; contexts[0].I = zero_index; f1 = _arith_enc_init; _arith_enc_init(&enc_reg,&arrayOut[0]); // call arith_init to initialize the encoder f1 = _arith_encoder_JPEG2000; for (i=0;i<MAX_PAIR;i++) { cx = arrayIn3_C[i]; // get context and decision value D = arrayIn3_D[i]; _arith_encoder_JPEG2000(D, cx,&enc_reg,&mqstates[0],&contexts[0]); } _arith_enc_flush(&enc_reg); // finally call flush to get last bytes for(i=0;i<80;i++) { error=arrayOut[i]-exp_output3[i]; if(abs(error) > MAX_PERMISSIBLE_ERROR) { error_flag = error_flag | 4; break; } } #ifdef PRINTF_SUPPORT if(error_flag & 1) printf("Test Case 1 failed\n"); else printf("Test Case 1 passed\n"); if(error_flag & 2) printf("Test Case 2 failed\n"); else printf("Test Case 2 passed\n"); if(error_flag & 4) printf("Test Case 3 failed\n"); else printf("Test Case 3 passed\n"); #endif printf("cycle_count[0]=%d,cycle_count[1]=%d,cycle_count[2]=%d\n",cycle_count[0],cycle_count[1],cycle_count[2]); }