diff options
6 files changed, 791 insertions, 0 deletions
diff --git a/packages/libccaudio2/.mtn2git_empty b/packages/libccaudio2/.mtn2git_empty new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/packages/libccaudio2/.mtn2git_empty diff --git a/packages/libccaudio2/libccaudio2-0.9.0/.mtn2git_empty b/packages/libccaudio2/libccaudio2-0.9.0/.mtn2git_empty new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/packages/libccaudio2/libccaudio2-0.9.0/.mtn2git_empty diff --git a/packages/libccaudio2/libccaudio2-0.9.0/01-ccaudio-fixed-point.diff b/packages/libccaudio2/libccaudio2-0.9.0/01-ccaudio-fixed-point.diff new file mode 100644 index 0000000000..226a4203cc --- /dev/null +++ b/packages/libccaudio2/libccaudio2-0.9.0/01-ccaudio-fixed-point.diff @@ -0,0 +1,677 @@ +diff -NurBb src/audio2.h patched_src/audio2.h +--- ccaudio2-0.9.0/src/audio2.h 2006-04-06 10:25:17.000000000 +0200 ++++ ccaudio2-0.9.0/patched_src/audio2.h 2006-04-22 14:13:25.000000000 +0200 +@@ -82,6 +82,7 @@ + #endif + + #include <ctime> ++#include "fixedPoint.H" + + namespace ost { + +@@ -760,7 +761,7 @@ + Rate rate; + unsigned samples; + Linear frame; +- double df1, df2, p1, p2; ++ FixedPoint df1, df2, p1, p2; + Level m1, m2; + bool silencer; + +diff -NurBb src/detect.cpp patched_src/detect.cpp +--- ccaudio2-0.9.0/src/detect.cpp 2005-07-29 22:16:35.000000000 +0200 ++++ ccaudio2-0.9.0/patched_src/detect.cpp 2006-04-22 14:13:26.000000000 +0200 +@@ -78,6 +78,13 @@ + static float dtmf_col[] = { 1209.0, 1336.0, 1477.0, 1633.0 }; + static float fax_freq = 1100.0; + ++ // fixed value for dtmf_detect_(row|col)[].fac for SAMPLE_RATE = 8000 ++ static float init[4][4]={ {1.70774,1.1641,0.916368,-0.644862}, ++ {1.64528,0.99637,0.70695,-1.00725}, ++ {1.56869,0.798618,0.460779,-1.36221}, ++ {1.4782,0.568533,0.185089,-1.67677} ++ }; ++ + state = (dtmf_detect_state_t *)malloc(sizeof(dtmf_detect_state_t)); + memset(state, 0, sizeof(state)); + +@@ -85,15 +92,19 @@ + { + theta = (float)(2.0 * M_PI * (dtmf_row[i] / SAMPLE_RATE)); + dtmf_detect_row[i].fac = (float)(2.0 * cos(theta)); ++ dtmf_detect_row[i].fac = init[i][0]; + + theta = (float)(2.0 * M_PI * (dtmf_col[i] / SAMPLE_RATE)); + dtmf_detect_col[i].fac = (float)(2.0 * cos(theta)); ++ dtmf_detect_col[i].fac = init[i][1]; + + theta = (float)(2.0 * M_PI * (dtmf_row[i] * 2.0 / SAMPLE_RATE)); + dtmf_detect_row_2nd[i].fac = (float)(2.0 * cos(theta)); ++ dtmf_detect_row_2nd[i].fac = init[i][2]; + + theta = (float)(2.0 * M_PI * (dtmf_col[i] * 2.0 / SAMPLE_RATE)); + dtmf_detect_col_2nd[i].fac = (float)(2.0 * cos(theta)); ++ dtmf_detect_col_2nd[i].fac = init[i][3]; + + goertzelInit(&state->row_out[i], &dtmf_detect_row[i]); + goertzelInit(&state->col_out[i], &dtmf_detect_col[i]); +@@ -196,30 +207,30 @@ + state->row_out[0].v2 = state->row_out[0].v3; + state->row_out[0].v3 = state->row_out[0].fac*state->row_out[0].v2 - v1 + famp; + +- v1 = state->col_out[0].v2; +- state->col_out[0].v2 = state->col_out[0].v3; +- state->col_out[0].v3 = state->col_out[0].fac*state->col_out[0].v2 - v1 + famp; +- + v1 = state->row_out[1].v2; + state->row_out[1].v2 = state->row_out[1].v3; + state->row_out[1].v3 = state->row_out[1].fac*state->row_out[1].v2 - v1 + famp; + +- v1 = state->col_out[1].v2; +- state->col_out[1].v2 = state->col_out[1].v3; +- state->col_out[1].v3 = state->col_out[1].fac*state->col_out[1].v2 - v1 + famp; +- + v1 = state->row_out[2].v2; + state->row_out[2].v2 = state->row_out[2].v3; + state->row_out[2].v3 = state->row_out[2].fac*state->row_out[2].v2 - v1 + famp; + +- v1 = state->col_out[2].v2; +- state->col_out[2].v2 = state->col_out[2].v3; +- state->col_out[2].v3 = state->col_out[2].fac*state->col_out[2].v2 - v1 + famp; +- + v1 = state->row_out[3].v2; + state->row_out[3].v2 = state->row_out[3].v3; + state->row_out[3].v3 = state->row_out[3].fac*state->row_out[3].v2 - v1 + famp; + ++ v1 = state->col_out[0].v2; ++ state->col_out[0].v2 = state->col_out[0].v3; ++ state->col_out[0].v3 = state->col_out[0].fac*state->col_out[0].v2 - v1 + famp; ++ ++ v1 = state->col_out[1].v2; ++ state->col_out[1].v2 = state->col_out[1].v3; ++ state->col_out[1].v3 = state->col_out[1].fac*state->col_out[1].v2 - v1 + famp; ++ ++ v1 = state->col_out[2].v2; ++ state->col_out[2].v2 = state->col_out[2].v3; ++ state->col_out[2].v3 = state->col_out[2].fac*state->col_out[2].v2 - v1 + famp; ++ + v1 = state->col_out[3].v2; + state->col_out[3].v2 = state->col_out[3].v3; + state->col_out[3].v3 = state->col_out[3].fac*state->col_out[3].v2 - v1 + famp; +@@ -228,34 +239,34 @@ + state->col_out2nd[0].v2 = state->col_out2nd[0].v3; + state->col_out2nd[0].v3 = state->col_out2nd[0].fac*state->col_out2nd[0].v2 - v1 + famp; + +- v1 = state->row_out2nd[0].v2; +- state->row_out2nd[0].v2 = state->row_out2nd[0].v3; +- state->row_out2nd[0].v3 = state->row_out2nd[0].fac*state->row_out2nd[0].v2 - v1 + famp; +- + v1 = state->col_out2nd[1].v2; + state->col_out2nd[1].v2 = state->col_out2nd[1].v3; + state->col_out2nd[1].v3 = state->col_out2nd[1].fac*state->col_out2nd[1].v2 - v1 + famp; + +- v1 = state->row_out2nd[1].v2; +- state->row_out2nd[1].v2 = state->row_out2nd[1].v3; +- state->row_out2nd[1].v3 = state->row_out2nd[1].fac*state->row_out2nd[1].v2 - v1 + famp; +- + v1 = state->col_out2nd[2].v2; + state->col_out2nd[2].v2 = state->col_out2nd[2].v3; + state->col_out2nd[2].v3 = state->col_out2nd[2].fac*state->col_out2nd[2].v2 - v1 + famp; + +- v1 = state->row_out2nd[2].v2; +- state->row_out2nd[2].v2 = state->row_out2nd[2].v3; +- state->row_out2nd[2].v3 = state->row_out2nd[2].fac*state->row_out2nd[2].v2 - v1 + famp; +- + v1 = state->col_out2nd[3].v2; + state->col_out2nd[3].v2 = state->col_out2nd[3].v3; + state->col_out2nd[3].v3 = state->col_out2nd[3].fac*state->col_out2nd[3].v2 - v1 + famp; + ++ v1 = state->row_out2nd[0].v2; ++ state->row_out2nd[0].v2 = state->row_out2nd[0].v3; ++ state->row_out2nd[0].v3 = state->row_out2nd[0].fac*state->row_out2nd[0].v2 - v1 + famp; ++ ++ v1 = state->row_out2nd[1].v2; ++ state->row_out2nd[1].v2 = state->row_out2nd[1].v3; ++ state->row_out2nd[1].v3 = state->row_out2nd[1].fac*state->row_out2nd[1].v2 - v1 + famp; ++ ++ v1 = state->row_out2nd[2].v2; ++ state->row_out2nd[2].v2 = state->row_out2nd[2].v3; ++ state->row_out2nd[2].v3 = state->row_out2nd[2].fac*state->row_out2nd[2].v2 - v1 + famp; ++ + v1 = state->row_out2nd[3].v2; + state->row_out2nd[3].v2 = state->row_out2nd[3].v3; + state->row_out2nd[3].v3 = state->row_out2nd[3].fac*state->row_out2nd[3].v2 - v1 + famp; +- ++#ifdef FAXDETECT + v1 = state->fax_tone.v2; + state->fax_tone.v2 = state->fax_tone.v3; + state->fax_tone.v3 = state->fax_tone.fac*state->fax_tone.v2 - v1 + famp; +@@ -263,13 +274,15 @@ + v1 = state->fax_tone.v2; + state->fax_tone2nd.v2 = state->fax_tone2nd.v3; + state->fax_tone2nd.v3 = state->fax_tone2nd.fac*state->fax_tone2nd.v2 - v1 + famp; ++#endif + } + state->current_sample += (limit - sample); + if(state->current_sample < 102) + continue; + ++#ifdef FAXDETECT + fax_energy = goertzelResult(&state->fax_tone); +- ++#endif + // We are at the end of a DTMF detection block + // Find the peak row and the peak column + row_energy[0] = goertzelResult (&state->row_out[0]); +@@ -332,6 +345,7 @@ + } + } + ++#ifdef FAXDETECT + if (!hit && (fax_energy >= FAX_THRESHOLD) && (fax_energy > state->energy * 21.0)) + { + fax_energy_2nd = goertzelResult(&state->fax_tone2nd); +@@ -356,6 +370,7 @@ + } + state->fax_hits = 0; + } ++#endif + state->hit1 = state->hit2; + state->hit2 = state->hit3; + state->hit3 = hit; +diff -NurBb src/fixedPoint.C patched_src/fixedPoint.C +--- ccaudio2-0.9.0/src/fixedPoint.C 1970-01-01 01:00:00.000000000 +0100 ++++ ccaudio2-0.9.0/patched_src/fixedPoint.C 2006-04-22 14:13:26.000000000 +0200 +@@ -0,0 +1,145 @@ ++#include "fixedPoint.H" ++ ++#include <math.h> ++ ++#define TABLESIZE (1<<RES_BITS) ++ ++static FixedPoint sinGenerator(int x) { ++ FixedPoint q(2 * x * 3.14156); ++ q /= NUMPOINTS; ++ return FixedPoint(sin(static_cast<double>(q))); ++} ++ ++static FixedPoint cosGenerator(int x) { ++ FixedPoint q(2 * x * 3.14156); ++ q /= NUMPOINTS; ++ return FixedPoint(cos(static_cast<double>(q))); ++} ++ ++static FixedPoint sinGeneratorSmall(int x) { ++ FixedPoint q(2 * x * 3.14156); ++ q /= NUMPOINTS * NUMPOINTS; ++ return FixedPoint(sin(static_cast<double>(q))); ++} ++ ++void FixedPoint::generateTables() { ++ int i; ++ std::cout << "unsigned short sinL[] = { 0"; ++ for (i=1; i<TABLESIZE; ++i ) ++ std::cout << ", " << sinGenerator(i).getNKS(); ++ std::cout << "};" << std::endl; ++ ++ std::cout << "unsigned short sinS[] = { 0"; ++ for (i=1; i<TABLESIZE; ++i ) ++ std::cout << ", " << sinGeneratorSmall(i).getNKS(); ++ std::cout << "};" << std::endl; ++ ++ std::cout << "unsigned short cosL[] = { " << (1<<decimalPlaces)-1; ++ for (i=1; i<TABLESIZE; ++i ) ++ std::cout << ", " << cosGenerator(i).getNKS(); ++ std::cout << "};" << std::endl; ++} ++ ++#define USE_TABLE_LOOKUP ++#ifdef USE_TABLE_LOOKUP ++ ++// table for RES_BITS==6 ++//unsigned short sinL[] = { 0, 1607, 3214, 4820, 6422, 8021, 9615, 11203, 12784, 14358, 15923, 17478, 19023, 20557, 22077, 23585, 25078, 26557, 28019, 29465, 30892, 32302, 33691, 35061, 36409, 37735, 39039, 40318, 41574, 42805, 44010, 45188, 46340, 47463, 48558, 49623, 50659, 51664, 52638, 53580, 54490, 55367, 56211, 57021, 57797, 58537, 59243, 59913, 60546, 61144, 61704, 62227, 62713, 63161, 63571, 63943, 64276, 64570, 64826, 65042, 65220, 65358, 65456, 65516}; ++//unsigned short sinS[] = { 0, 5, 11, 17, 24, 30, 36, 42, 49, 55, 61, 68, 74, 80, 86, 93, 99, 105, 112, 118, 124, 130, 137, 143, 149, 156, 162, 168, 174, 181, 187, 193, 200, 206, 212, 218, 225, 231, 237, 244, 250, 256, 262, 269, 275, 281, 288, 294, 300, 306, 313, 319, 325, 332, 338, 344, 350, 357, 363, 369, 375, 382, 388, 394}; ++//unsigned short cosL[] = { 65535, 65516, 65457, 65358, 65220, 65043, 64826, 64571, 64276, 63943, 63572, 63162, 62714, 62228, 61705, 61144, 60547, 59913, 59244, 58538, 57798, 57022, 56212, 55368, 54491, 53582, 52639, 51665, 50660, 49625, 48559, 47465, 46341, 45190, 44011, 42807, 41576, 40320, 39040, 37737, 36410, 35062, 33692, 32303, 30894, 29466, 28020, 26559, 25081, 23587, 22080, 20558, 19025, 17480, 15925, 14360, 12787, 11205, 9617, 8023, 6425, 4822, 3217, 1609}; ++ ++// table for RES_BITS==7 ++//unsigned short sinL[] = { 0, 803, 1607, 2411, 3214, 4018, 4820, 5622, 6422, 7223, 8021, 8819, 9615, 10410, 11203, 11994, 12784, 13573, 14358, 15141, 15923, 16702, 17478, 18252, 19023, 19791, 20557, 21318, 22077, 22832, 23585, 24334, 25078, 25819, 26557, 27290, 28019, 28744, 29465, 30181, 30892, 31599, 32302, 32999, 33691, 34378, 35061, 35737, 36409, 37074, 37735, 38390, 39039, 39681, 40318, 40950, 41574, 42193, 42805, 43411, 44010, 44603, 45188, 45768, 46340, 46905, 47463, 48014, 48558, 49094, 49623, 50144, 50659, 51165, 51664, 52155, 52638, 53113, 53580, 54039, 54490, 54933, 55367, 55793, 56211, 56620, 57021, 57413, 57797, 58171, 58537, 58894, 59243, 59582, 59913, 60234, 60546, 60850, 61144, 61428, 61704, 61970, 62227, 62475, 62713, 62942, 63161, 63371, 63571, 63762, 63943, 64114, 64276, 64428, 64570, 64703, 64826, 64939, 65042, 65136, 65220, 65294, 65358, 65412, 65456, 65491, 65516, 65531}; ++//unsigned short sinS[] = { 0, 0, 2, 3, 5, 6, 8, 9, 11, 13, 14, 16, 17, 19, 20, 22, 24, 25, 27, 28, 30, 31, 33, 35, 36, 38, 39, 41, 42, 44, 46, 47, 49, 50, 52, 53, 55, 57, 58, 60, 61, 63, 64, 66, 68, 69, 71, 72, 74, 75, 77, 79, 80, 82, 83, 85, 86, 88, 90, 91, 93, 94, 96, 97, 99, 101, 102, 104, 105, 107, 108, 110, 112, 113, 115, 116, 118, 119, 121, 123, 124, 126, 127, 129, 130, 132, 134, 135, 137, 138, 140, 141, 143, 145, 146, 148, 149, 151, 152, 154, 156, 157, 159, 160, 162, 163, 165, 167, 168, 170, 171, 173, 174, 176, 178, 179, 181, 182, 184, 185, 187, 189, 190, 192, 193, 195, 196, 198}; ++//unsigned short cosL[] = { 65535, 65531, 65516, 65491, 65457, 65412, 65358, 65294, 65220, 65136, 65043, 64939, 64826, 64703, 64571, 64428, 64276, 64115, 63943, 63762, 63572, 63371, 63162, 62942, 62714, 62476, 62228, 61971, 61705, 61429, 61144, 60850, 60547, 60235, 59913, 59583, 59244, 58896, 58538, 58172, 57798, 57414, 57022, 56621, 56212, 55795, 55368, 54934, 54491, 54040, 53582, 53114, 52639, 52156, 51665, 51166, 50660, 50146, 49625, 49095, 48559, 48015, 47465, 46906, 46341, 45769, 45190, 44604, 44011, 43412, 42807, 42195, 41576, 40951, 40320, 39684, 39040, 38391, 37737, 37077, 36410, 35739, 35062, 34380, 33692, 33000, 32303, 31601, 30894, 30182, 29466, 28746, 28020, 27292, 26559, 25822, 25081, 24335, 23587, 22835, 22080, 21320, 20558, 19793, 19025, 18254, 17480, 16704, 15925, 15143, 14360, 13574, 12787, 11996, 11205, 10412, 9617, 8820, 8023, 7224, 6425, 5624, 4822, 4020, 3217, 2414, 1609, 805}; ++ ++unsigned short sinL[] = { 0, 803, 1607, 2411, 3214, 4018, 4820, 5622, 6422, 7223, 8021, 8819, 9615, 10410, 11203, 11994, 12784, 13573, 14358, 15141, 15923, 16702, 17478, 18252, 19023, 19792, 20557, 21318, 22077, 22833, 23585, 24334, 25078, 25820, 26557, 27290, 28019, 28745, 29465, 30181, 30892, 31600, 32302, 32999, 33691, 34379, 35061, 35737, 36409, 37075, 37735, 38390, 39039, 39682, 40319, 40950, 41574, 42194, 42806, 43411, 44010, 44603, 45189, 45768, 46340, 46906, 47464, 48014, 48558, 49095, 49624, 50145, 50659, 51166, 51664, 52155, 52638, 53114, 53581, 54039, 54490, 54933, 55368, 55794, 56211, 56621, 57021, 57413, 57797, 58172, 58538, 58895, 59243, 59583, 59913, 60234, 60547, 60850, 61144, 61429, 61704, 61971, 62228, 62475, 62713, 62942, 63161, 63371, 63571, 63762, 63943, 64114, 64276, 64428, 64571, 64703, 64826, 64939, 65043, 65136, 65220, 65294, 65358, 65412, 65457, 65491, 65516, 65531}; ++unsigned short sinS[] = { 0, 0, 2, 3, 5, 6, 8, 9, 11, 13, 14, 16, 17, 19, 20, 22, 24, 25, 27, 28, 30, 31, 33, 35, 36, 38, 39, 41, 42, 44, 46, 47, 49, 50, 52, 53, 55, 57, 58, 60, 61, 63, 64, 66, 68, 69, 71, 72, 74, 75, 77, 79, 80, 82, 83, 85, 86, 88, 90, 91, 93, 94, 96, 97, 99, 101, 102, 104, 105, 107, 108, 110, 112, 113, 115, 116, 118, 119, 121, 123, 124, 126, 127, 129, 130, 132, 134, 135, 137, 138, 140, 141, 143, 145, 146, 148, 149, 151, 152, 154, 156, 157, 159, 160, 162, 163, 165, 167, 168, 170, 171, 173, 174, 176, 178, 179, 181, 182, 184, 185, 187, 189, 190, 192, 193, 195, 196, 198}; ++unsigned short cosL[] = { 65535, 65531, 65516, 65491, 65457, 65412, 65358, 65294, 65220, 65136, 65043, 64939, 64826, 64703, 64571, 64428, 64276, 64115, 63943, 63762, 63572, 63371, 63162, 62942, 62714, 62475, 62228, 61971, 61705, 61429, 61144, 60850, 60547, 60235, 59913, 59583, 59244, 58895, 58538, 58172, 57798, 57414, 57022, 56621, 56212, 55794, 55368, 54934, 54491, 54040, 53581, 53114, 52639, 52156, 51665, 51166, 50660, 50146, 49624, 49095, 48559, 48015, 47464, 46906, 46341, 45768, 45189, 44604, 44011, 43412, 42806, 42194, 41576, 40950, 40320, 39683, 39040, 38390, 37736, 37076, 36410, 35738, 35061, 34379, 33692, 32999, 32302, 31600, 30894, 30181, 29465, 28745, 28020, 27291, 26558, 25821, 25080, 24334, 23586, 22834, 22079, 21319, 20557, 19792, 19024, 18253, 17479, 16703, 15924, 15142, 14359, 13573, 12786, 11996, 11204, 10411, 9616, 8820, 8022, 7223, 6424, 5623, 4821, 4019, 3216, 2413, 1608, 804}; ++ ++ ++inline FixedPoint sinhelper(int v) ++{ ++ return FixedPoint(0, sinL[v]); ++} ++ ++inline FixedPoint sinhelperSmall(int v) ++{ ++ return FixedPoint(0, sinS[v]); ++} ++ ++inline FixedPoint coshelper(int v) ++{ ++ return FixedPoint(0, cosL[v]); ++} ++ ++#else ++inline FixedPoint sinhelper(int v) ++{ ++ return sinGenerator(v); ++} ++ ++inline FixedPoint sinhelperSmall(int v) ++{ ++ return sinGeneratorSmall(v); ++} ++ ++inline FixedPoint coshelper(int v) ++{ ++ return cosGenerator(v); ++} ++ ++#endif ++ ++FixedPoint sin(const FixedPoint& v) { ++ // scaled to use NUMPOINTS==(1<<RES_BITS+2) as 2pi range ++ ++ // get the quadrant ++ int q = (static_cast<int>(v) >> RES_BITS) & 3; ++ ++ // handle sin(alpha) as sin(large+small) with large+small=alpha ++ // large is here 0-NUMPOINTS, small is (alpha-large) scaled to NUMPOINTS ++ int large = static_cast<int>(v) & (TABLESIZE-1); ++ int small = v.getNKS()>>(FixedPoint::decimalPlaces - RES_BITS); ++ ++ // calculate sin for first quadrant ++ FixedPoint r; ++ // assuming coshelper2(small) == 1 ++ if ( q&1 ) { ++ r = coshelper(large)-sinhelper(large)*sinhelperSmall(small); ++ } else { ++ r = sinhelper(large)+sinhelperSmall(small)*coshelper(large); ++ } ++ ++ if ( q>1 ) ++ r.negate(); ++ ++ return r; ++} ++ ++FixedPoint ++cos(const FixedPoint& v) { ++ // scaled to use NUMPOINTS==(1<<RES_BITS+2) as 2pi range ++ ++ // get the quadrant ++ int q = (static_cast<int>(v) >> RES_BITS) & 3; ++ ++ // handle sin(alpha) as sin(large+small) with large+small=alpha ++ // large is here 0-NUMPOINTS, small is (alpha-large) scaled to NUMPOINTS ++ int large = static_cast<int>(v) & (TABLESIZE-1); ++ int small = v.getNKS()>>(FixedPoint::decimalPlaces - RES_BITS); ++ ++ // calculate sin for first quadrant ++ FixedPoint r; ++ // assuming coshelper2(small) == 1 ++ if ( q&1 ) { ++ r = sinhelper(large)+sinhelperSmall(small)*coshelper(large); ++ } else { ++ r = coshelper(large)-sinhelper(large)*sinhelperSmall(small); ++ } ++ ++ if ( q==1 || q==2 ) ++ r.negate(); ++ ++ return r; ++} +diff -NurBb src/fixedPoint.H patched_src/fixedPoint.H +--- ccaudio2-0.9.0/src/fixedPoint.H 1970-01-01 01:00:00.000000000 +0100 ++++ ccaudio2-0.9.0/patched_src/fixedPoint.H 2006-04-22 14:13:26.000000000 +0200 +@@ -0,0 +1,239 @@ ++#ifndef FIXEDPOINT__H__ ++#define FIXEDPOINT__H__ ++ ++#include <iostream> ++ ++#define longlong ++ ++const int RES_BITS = 7; ++const int NUMPOINTS = (1<<(RES_BITS+2)); ++ ++const int FP_PI_TRIG = (1<<(RES_BITS+1)); // use this as pi in trig functions ++ ++class FixedPoint; ++static inline int prepareMultiply(FixedPoint& r, FixedPoint&f); ++static inline void check_overflow(const FixedPoint&a, const FixedPoint&b); ++ ++class FixedPoint { ++public: ++#ifdef longlong ++ typedef long long _fp; ++#else ++ typedef long _fp; ++#endif ++ ++ FixedPoint() { value=0; } ++ FixedPoint(int v) { value = static_cast<_fp>(v) << decimalPlaces; } ++ FixedPoint(unsigned int v) { value = static_cast<_fp>(v) << decimalPlaces; } ++ FixedPoint(double v) { value = static_cast<_fp>(v * (1 << decimalPlaces)); } ++ FixedPoint(float v) { value = static_cast<_fp>(v * (1 << decimalPlaces)); } ++ FixedPoint(const FixedPoint& a) { value = a.value; } ++ FixedPoint(int ganz, int komma) { value = (static_cast<_fp>(ganz)<<decimalPlaces) + komma; } ++ ++ operator _fp() const { return value >> decimalPlaces; } ++ operator int() const { return value >> decimalPlaces; } // this conversion can overflow!! ++ operator double() const { return (double)value / (1<<decimalPlaces); } ++ operator bool() const { return value != 0; } ++ ++#ifdef longlong ++ ++ friend FixedPoint operator*(const FixedPoint& a, const FixedPoint& b) ++ { ++ FixedPoint r(a); ++ FixedPoint f(b); ++ ++ // shift r.value and f.value so, that no overrun occurs ++ int shift = prepareMultiply(r, f); ++ check_overflow(r,f); ++ ++ r.value *= f.value; ++ ++ // shift away nks ++ r.value >>= shift; ++ ++ return r; ++ } ++ ++ void operator*=(const FixedPoint& b) ++ { ++ FixedPoint f(b); ++ ++ // shift r.value and f.value so, that no overrun occurs ++ int shift = prepareMultiply(*this, f); ++ check_overflow(*this, f); ++ ++ value *= f.value; ++ ++ // shift away nks ++ value >>= shift; ++ } ++ ++#endif ++ friend FixedPoint operator*(const FixedPoint& a, int v) ++ { FixedPoint r(a); r.value *= v; return r; } ++ friend FixedPoint operator*(int v, const FixedPoint& b) ++ { FixedPoint r(b); r.value *= v; return r; } ++ void operator*=(int v) ++ { value *= v; } ++ ++#ifdef longlong ++ friend FixedPoint operator/(const FixedPoint& a, const FixedPoint& b) ++ { FixedPoint r(a); r.value<<=decimalPlaces; r.value /= b.value; return r; } ++ void operator/=(const FixedPoint& a) ++ { value<<=decimalPlaces; value /= a.value; } ++#else ++ friend FixedPoint operator/(const FixedPoint& a, const FixedPoint& b) ++ { ++ FixedPoint r; ++ long long v = a.value; ++ v <<= decimalPlaces; ++ v /= b.value; ++ r.value = v; ++ return r; ++ } ++ void operator/=(const FixedPoint& a) ++ { ++ long long v = value; ++ v <<= decimalPlaces; ++ v /= a.value; ++ value = v; ++ } ++#endif ++ friend FixedPoint operator/(const FixedPoint& a, int v) ++ { FixedPoint r(a); r.value /= v; return r; } ++ void operator/=(int v) ++ { value /= v; } ++ ++ friend FixedPoint operator+(const FixedPoint& a, const FixedPoint& b) ++ { FixedPoint r(a); r.value += b.value; return r; } ++ friend FixedPoint operator+(const FixedPoint& a, int v) ++ { FixedPoint r(a); r.value += v<<decimalPlaces; return r; } ++ friend FixedPoint operator+(int v, const FixedPoint& b) ++ { FixedPoint r(b); r.value += v<<decimalPlaces; return r; } ++ friend FixedPoint operator-(const FixedPoint& a, const FixedPoint& b) ++ { FixedPoint r(a); r.value -= b.value; return r; } ++ friend FixedPoint operator-(const FixedPoint& a, int v) ++ { FixedPoint r(a); r.value -= v<<decimalPlaces; return r; } ++ friend FixedPoint operator-(int v, const FixedPoint& b) ++ { FixedPoint r(b); r.value -= v<<decimalPlaces; return r; } ++ ++ void operator+=(const FixedPoint& a) ++ { value += a.value; } ++ void operator-=(const FixedPoint& a) ++ { value -= a.value; } ++ ++ friend bool operator==(const FixedPoint& a, const FixedPoint& b) ++ { return a.value == b.value; } ++ friend bool operator==(const FixedPoint& a, int v) ++ { return a.value == (v << decimalPlaces); } ++ friend bool operator==(int v, const FixedPoint& b) ++ { return (v << decimalPlaces) == b.value; } ++ ++ friend bool operator!=(const FixedPoint& a, const FixedPoint& b) ++ { return a.value != b.value; } ++ friend bool operator!=(const FixedPoint& a, int v) ++ { return a.value != (v << decimalPlaces); } ++ friend bool operator!=(int v, const FixedPoint& b) ++ { return (v << decimalPlaces) != b.value ; } ++ ++ friend bool operator<(const FixedPoint& a, const FixedPoint& b) ++ { return a.value < b.value; } ++ friend bool operator<(const FixedPoint& a, int v) ++ { return a.value < (v << decimalPlaces); } ++ friend bool operator<(int v, const FixedPoint& b) ++ { return (v << decimalPlaces)< b.value; } ++ ++ friend bool operator>(const FixedPoint& a, const FixedPoint& b) ++ { return a.value > b.value; } ++ friend bool operator>(const FixedPoint& a, int v) ++ { return a.value > (v << decimalPlaces) ; } ++ friend bool operator>(int v, const FixedPoint& b) ++ { return (v << decimalPlaces )> b.value; } ++ ++ friend bool operator>=(const FixedPoint& a, const FixedPoint& b) ++ { return a.value >= b.value; } ++ friend bool operator<=(const FixedPoint& a, const FixedPoint& b) ++ { return a.value <= b.value; } ++ friend bool operator>=(const FixedPoint& a, int v) ++ { return a.value >= ( v << decimalPlaces ); } ++ friend bool operator>=(int v, const FixedPoint& b) ++ { return ( v << decimalPlaces ) >= b.value; } ++ friend bool operator<=(const FixedPoint& a, int v) ++ { return a.value <= ( v << decimalPlaces ); } ++ friend bool operator<=(int v, const FixedPoint& b) ++ { return ( v << decimalPlaces ) <= b.value; } ++ ++ friend std::ostream& operator<<(std::ostream& os, FixedPoint f) ++ { ++ return os << (double)f << " [" << std::hex << (_fp)f << "#" << f.getNKS() << std::dec << "]"; ++ } ++ ++ friend FixedPoint sin(const FixedPoint& v); ++ friend FixedPoint cos(const FixedPoint& v); ++ ++ unsigned int getNKS() const { return value & ((1<<decimalPlaces)-1); } ++ ++ void negate() { value *= -1; } ++ friend FixedPoint operator-(const FixedPoint& f) { FixedPoint r(f); r.value *= -1; return r; } ++ ++ static const int decimalPlaces=16; ++ ++ _fp value; ++ ++ static void generateTables(); ++ ++private: ++ //FixedPoint sinLookup(const FixedPoint& v); ++ //FixedPoint cosLookup(const FixedPoint& v); ++}; ++ ++ ++ ++int prepareMultiply(FixedPoint& r, FixedPoint&f) { ++ int shift = 0; ++ FixedPoint::_fp first; ++ if ( r.value < 0 ) { ++ first=0x4000000000000000LL; ++ while ( shift<FixedPoint::decimalPlaces && (r.value & first )) { ++ ++shift; ++ first>>=1; ++ } ++ } else { ++ first=0x4000000000000000LL; ++ while ( shift<FixedPoint::decimalPlaces && !(r.value & first )) { ++ ++shift; ++ first>>=1; ++ } ++ } ++ if ( f.value < 0 ) { ++ first=0x4000000000000000LL; ++ while ( shift<FixedPoint::decimalPlaces && (f.value & first )) { ++ ++shift; ++ first>>=1; ++ } ++ } else { ++ first=0x4000000000000000LL; ++ while ( shift<FixedPoint::decimalPlaces && !(f.value & first )) { ++ ++shift; ++ first>>=1; ++ } ++ } ++ ++ if ( shift<FixedPoint::decimalPlaces ) { ++ int donow = FixedPoint::decimalPlaces-shift; ++ std::cerr << " prec loss " << donow << ": " << r << "/" << f << std::endl; ++ r.value >>= donow/2; ++ f.value >>= donow-(donow/2); ++ } ++ return shift; ++} ++ ++void check_overflow(const FixedPoint&a, const FixedPoint&b) { ++ if ( a<0 && b<0 || (a>0 && b>0) ) { ++ if ( a.value * b.value < 0 ) ++ std::cerr << " overflow1: " << a << " * " << b << "=" << a.value*b.value << std::endl; ++ } else if ( a.value * b.value > 0 ) ++ std::cerr << " overflow2: " << a << " * " << b << "=" << a.value*b.value << std::endl; ++} ++ ++#endif /* FIXEDPOINT__H__ */ +diff -NurBb src/Makefile.am patched_src/Makefile.am +--- ccaudio2-0.9.0/src/Makefile.am 2006-03-01 17:43:29.000000000 +0100 ++++ ccaudio2-0.9.0/patched_src/Makefile.am 2006-04-22 14:13:25.000000000 +0200 +@@ -14,12 +14,13 @@ + RELEASE = -version-info @LT_VERSION@ -release @LT_RELEASE@ + ccxxincludedir=$(includedir)/cc++ + ccxxinclude_HEADERS = audio2.h ++AM_CXXFLAGS=-msoft-float + + lib_LTLIBRARIES = libccaudio2.la + + libccaudio2_la_SOURCES = audiofile.cpp friends.cpp codec.cpp tone.cpp \ + fileio.cpp buffer.cpp stream.cpp oss.cpp w32.cpp osx.cpp \ +- mapper.cpp dialers.cpp teltones.cpp detect.cpp audiobase.cpp ++ mapper.cpp dialers.cpp teltones.cpp detect.cpp audiobase.cpp fixedPoint.C + + libccaudio2_la_LDFLAGS = $(DYN_LOADER) $(AUDIO_LIBS) -lm $(RELEASE) + +diff -NurBb src/tone.cpp patched_src/tone.cpp +--- ccaudio2-0.9.0/src/tone.cpp 2006-03-01 16:51:13.000000000 +0100 ++++ ccaudio2-0.9.0/patched_src/tone.cpp 2006-04-22 14:13:25.000000000 +0200 +@@ -37,12 +37,15 @@ + + #include "private.h" + #include "audio2.h" +-#include <cmath> ++#include "fixedPoint.H" + + #ifndef M_PI + #define M_PI 3.14159265358979323846 + #endif + ++#undef M_PI ++#define M_PI FP_PI_TRIG ++ + using namespace ost; + + AudioTone::AudioTone(timeout_t duration, Rate r) +@@ -59,8 +62,8 @@ + AudioTone::AudioTone(unsigned freq, Level l, timeout_t duration, Rate r) + { + rate = r; +- df1 = (freq * M_PI * 2) / (long)rate; +- df2 = (freq * M_PI * 2) / (long)rate; ++ df1 = FixedPoint(freq * M_PI * 2) / (int)rate; ++ df2 = FixedPoint(freq * M_PI * 2) / (int)rate; + p1 = 0, p2 = 0; + samples = (duration * (long)rate) / 1000; + m1 = l / 2; +@@ -73,8 +76,8 @@ + AudioTone::AudioTone(unsigned f1, unsigned f2, Level l1, Level l2, timeout_t duration, Rate r) + { + rate = r; +- df1 = (f1 * M_PI * 2) / (long)r; +- df2 = (f2 * M_PI * 2) / (long)r; ++ df1 = FixedPoint(f1 * M_PI * 2) / (int)r; ++ df2 = FixedPoint(f2 * M_PI * 2) / (int)r; + p1 = 0, p2 = 0; + samples = (duration * (long)r) / 1000; + m1 = l1 / 2; +@@ -124,8 +127,8 @@ + + void AudioTone::single(unsigned freq, Level l) + { +- df1 = (freq * M_PI * 2) / (long)rate; +- df2 = (freq * M_PI * 2) / (long)rate; ++ df1 = FixedPoint(freq * M_PI * 2) / (int)rate; ++ df2 = FixedPoint(freq * M_PI * 2) / (int)rate; + m1 = l / 2; + m2 = l / 2; + silencer = false; +@@ -133,8 +136,8 @@ + + void AudioTone::dual(unsigned f1, unsigned f2, Level l1, Level l2) + { +- df1 = (f1 * M_PI * 2) / (long)rate; +- df2 = (f2 * M_PI * 2) / (long)rate; ++ df1 = FixedPoint(f1 * M_PI * 2) / (int)rate; ++ df2 = FixedPoint(f2 * M_PI * 2) / (int)rate; + m1 = l1 / 2; + m2 = l2 / 2; + silencer = false; +@@ -188,8 +191,8 @@ + continue; + } + +- *(data++) = (Level)(sin(p1) * (double)m1) + +- (Level)(sin(p2) * (double)m2); ++ *(data++) = (Level)(int)(sin(p1) * m1) + ++ (Level)(int)(sin(p2) * m2); + + p1 += df1; + p2 += df2; +@@ -199,8 +202,8 @@ + { + while(count--) + { +- *(data++) = (Level)(sin(p1) * (double)m1) + +- (Level)(sin(p2) * (double)m2); ++ *(data++) = (Level)(int)(sin(p1) * m1) + ++ (Level)(int)(sin(p2) * m2); + + p1 += df1; + p2 += df2; diff --git a/packages/libccaudio2/libccaudio2-0.9.0/02-ccaudio-stereo.diff b/packages/libccaudio2/libccaudio2-0.9.0/02-ccaudio-stereo.diff new file mode 100644 index 0000000000..1643fd8d1c --- /dev/null +++ b/packages/libccaudio2/libccaudio2-0.9.0/02-ccaudio-stereo.diff @@ -0,0 +1,54 @@ +diff -NurBb ccaudio2-0.9.0/src/detect.cpp /tmp/ccaudiosrc/detect.cpp +--- ccaudio2-0.9.0/src/detect.cpp 2006-05-02 02:20:18.000000000 +0200 ++++ tmp/ccaudiosrc/detect.cpp 2006-05-02 02:17:27.000000000 +0200 +@@ -32,6 +32,7 @@ + #include <cctype> + #include <cmath> + #include <ctime> ++#include <iostream> + + #ifdef HAVE_STDINT_H + #include <stdint.h> +@@ -198,7 +199,7 @@ + // time of a rolled loop on the machine on which it was developed + for(j = sample; j < limit; j++) + { +- famp = amp[j]; ++ famp = amp[2*j+1]; + state->energy += famp*famp; + + // With GCC 2.95, the following unrolled code seems to take about 35% +diff -NurBb ccaudio2-0.9.0/src/oss.cpp /tmp/ccaudiosrc/oss.cpp +--- ccaudio2-0.9.0/src/oss.cpp 2006-03-30 00:17:28.000000000 +0200 ++++ tmp/ccaudiosrc/oss.cpp 2006-05-02 02:17:27.000000000 +0200 +@@ -39,7 +39,7 @@ + #include "audio2.h" + #include <cmath> + #include <cstdio> +- ++#include <iostream> + extern int _oss_ccaudio_dummy; + int _oss_ccaudio_dummy = 0; + +@@ -183,6 +183,10 @@ + + if(ioctl(dsp, SOUND_PCM_WRITE_RATE, &srate)) + return false; ++ if ( srate == 0 ) { ++ std::cerr << "ossSetAudio: invalid rate " << rate << std::endl; ++ return false; ++ } + + if(ioctl(dsp, SOUND_PCM_WRITE_CHANNELS, &channels)) + return false; +@@ -192,7 +196,10 @@ + ioctl(dsp, SNDCTL_DSP_GETBLKSIZE, &blksize); + info.framesize = blksize; + info.framecount = toSamples(info.encoding, blksize); ++ if ( srate ) + info.framing = (info.framecount * 1000l) / srate; ++ else ++ info.framing = (info.framecount * 500l); + + bufsize = info.framecount * channels; + diff --git a/packages/libccaudio2/libccaudio2-0.9.0/03-ccaudio-dtmf-reset.diff b/packages/libccaudio2/libccaudio2-0.9.0/03-ccaudio-dtmf-reset.diff new file mode 100644 index 0000000000..955de275a0 --- /dev/null +++ b/packages/libccaudio2/libccaudio2-0.9.0/03-ccaudio-dtmf-reset.diff @@ -0,0 +1,36 @@ +diff -NurbB ccaudio2-0.9.0/src/audio2.h ccaudio2-0.9.0.patched/src/audio2.h +--- ccaudio2-0.9.0/src/audio2.h 2006-05-03 14:44:12.000000000 +0200 ++++ ccaudio2-0.9.0.patched/src/audio2.h 2006-06-09 11:03:24.000000000 +0200 +@@ -1957,6 +1957,8 @@ + */ + inline bool isEnabled(void) + {return enabled;}; ++ ++ virtual void reset(void) {} + }; + + /** +diff -NurbB ccaudio2-0.9.0/src/detect.cpp ccaudio2-0.9.0.patched/src/detect.cpp +--- ccaudio2-0.9.0/src/detect.cpp 2006-05-03 14:44:12.000000000 +0200 ++++ ccaudio2-0.9.0.patched/src/detect.cpp 2006-06-09 12:36:30.000000000 +0200 +@@ -316,7 +316,7 @@ + } + // ... and second harmonic test + if(i >= 4 && +- (row_energy[best_row] + col_energy[best_col]) > 42.0*state->energy && ++ (row_energy[best_row] + col_energy[best_col]) > 37.0*state->energy && + goertzelResult (&state->col_out2nd[best_col])*DTMF_2ND_HARMONIC_COL < col_energy[best_col] && + goertzelResult (&state->row_out2nd[best_row])*DTMF_2ND_HARMONIC_ROW < row_energy[best_row]) + { +diff -NurbB ccaudio2-0.9.0/src/oss.cpp ccaudio2-0.9.0.patched/src/oss.cpp +--- ccaudio2-0.9.0/src/oss.cpp 2006-06-08 14:53:27.000000000 +0200 ++++ ccaudio2-0.9.0.patched/src/oss.cpp 2006-06-08 20:07:30.000000000 +0200 +@@ -75,6 +75,8 @@ + void resetRecord(void); + void enableRecord(void); + void disableRecord(void); ++ void reset(void) { ioctl(dsp, SNDCTL_DSP_RESET, NULL); } ++ + }; + + OSSAudioDevice::OSSAudioDevice(int fdsp, int fmixer, DeviceMode mode) diff --git a/packages/libccaudio2/libccaudio2_0.9.0.bb b/packages/libccaudio2/libccaudio2_0.9.0.bb new file mode 100644 index 0000000000..1cfb715764 --- /dev/null +++ b/packages/libccaudio2/libccaudio2_0.9.0.bb @@ -0,0 +1,24 @@ +DESCRIPTION = "a C++ class library for generating and recognising sounds." +HOMEPAGE = "http://www.gnu.org/software/ccaudio/" +LICENSE = "GPL" +MAINTAINER = "Martin Dietze <dietze@4g-systems.com>, Thomas Geffert <geffert@4g-systems.com>" + +SRC_URI = "http://ftp.gnu.org/pub/gnu/ccaudio/ccaudio2-${PV}.tar.gz \ + file://01-ccaudio-fixed-point.diff;patch=1 \ + file://02-ccaudio-stereo.diff;patch=1 \ + file://03-ccaudio-dtmf-reset.diff;patch=1" + +FILESDIR = "${@os.path.dirname(bb.data.getVar('FILE',d,1))}/libccaudio2-${PV}" + +S = "${WORKDIR}/ccaudio2-${PV}" + +inherit autotools + +${EXTRA_OECONF}="-without-fp" + +do_stage () { + install -d ${STAGING_INCDIR}/cc++ + install -m 0644 src/audio2.h ${STAGING_INCDIR}/cc++ + install -m 0644 src/fixedPoint.H ${STAGING_INCDIR}/cc++ + oe_libinstall -C src libccaudio2 ${STAGING_LIBDIR} +} |