| /****************************************************************************** |
| * * |
| * easycap_testcard.c * |
| * * |
| ******************************************************************************/ |
| /* |
| * |
| * Copyright (C) 2010 R.M. Thomas <rmthomas@sciolus.org> |
| * |
| * |
| * This is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * The software is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this software; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| /*****************************************************************************/ |
| |
| #include "easycap.h" |
| #include "easycap_debug.h" |
| |
| /*****************************************************************************/ |
| #define TESTCARD_BYTESPERLINE (2 * 1440) |
| void |
| easycap_testcard(struct easycap *peasycap, int field_fill) |
| { |
| int total; |
| int y, u, v, r, g, b; |
| unsigned char uyvy[4]; |
| |
| int i1, line, k, m, n, more, much, barwidth; |
| unsigned char bfbar[TESTCARD_BYTESPERLINE / 8], *p1, *p2; |
| struct data_buffer *pfield_buffer; |
| |
| JOT(8, "%i=field_fill\n", field_fill); |
| |
| if ((TESTCARD_BYTESPERLINE / 2) < peasycap->width) { |
| SAY("ERROR: image is too wide\n"); |
| return; |
| } |
| if (peasycap->width % 16) { |
| SAY("ERROR: indivisible image width\n"); |
| return; |
| } |
| |
| total = 0; |
| barwidth = (2 * peasycap->width) / 8; |
| |
| k = field_fill; |
| m = 0; |
| n = 0; |
| |
| for (line = 0; line < (peasycap->height / 2); line++) { |
| for (i1 = 0; i1 < 8; i1++) { |
| r = (i1 * 256)/8; |
| g = (i1 * 256)/8; |
| b = (i1 * 256)/8; |
| |
| y = 299*r/1000 + 587*g/1000 + 114*b/1000 ; |
| u = -147*r/1000 - 289*g/1000 + 436*b/1000 ; u = u + 128; |
| v = 615*r/1000 - 515*g/1000 - 100*b/1000 ; v = v + 128; |
| |
| uyvy[0] = 0xFF & u ; |
| uyvy[1] = 0xFF & y ; |
| uyvy[2] = 0xFF & v ; |
| uyvy[3] = 0xFF & y ; |
| |
| p1 = &bfbar[0]; |
| while (p1 < &bfbar[barwidth]) { |
| *p1++ = uyvy[0] ; |
| *p1++ = uyvy[1] ; |
| *p1++ = uyvy[2] ; |
| *p1++ = uyvy[3] ; |
| total += 4; |
| } |
| |
| p1 = &bfbar[0]; |
| more = barwidth; |
| |
| while (more) { |
| if ((FIELD_BUFFER_SIZE/PAGE_SIZE) <= m) { |
| SAY("ERROR: bad m reached\n"); |
| return; |
| } |
| if (PAGE_SIZE < n) { |
| SAY("ERROR: bad n reached\n"); return; |
| } |
| |
| if (0 > more) { |
| SAY("ERROR: internal fault\n"); |
| return; |
| } |
| |
| much = PAGE_SIZE - n; |
| if (much > more) |
| much = more; |
| pfield_buffer = &peasycap->field_buffer[k][m]; |
| p2 = pfield_buffer->pgo + n; |
| memcpy(p2, p1, much); |
| |
| p1 += much; |
| n += much; |
| more -= much; |
| if (PAGE_SIZE == n) { |
| m++; |
| n = 0; |
| } |
| } |
| } |
| } |
| |
| JOT(8, "%i=total\n", total); |
| if (total != peasycap->width * peasycap->height) |
| SAY("ERROR: wrong number of bytes written: %i\n", total); |
| return; |
| } |
| /*****************************************************************************/ |
| #if defined(EASYCAP_TESTTONE) |
| /*----------------------------------------------------------------------------- |
| THE tones[] ARRAY BELOW IS THE OUTPUT OF THIS PROGRAM, |
| COMPILED gcc -o prog -lm prog.c |
| - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
| #include <stdio.h> |
| #include <math.h> |
| |
| int main(void); |
| int |
| main(void) |
| { |
| int i1, i2, last; |
| double d1, d2; |
| |
| last = 1024 - 1; |
| d1 = 10.0*3.14159265/1024.0; |
| printf("int tones[2048] =\n{\n"); |
| for (i1 = 0; i1 <= last; i1++) |
| { |
| d2 = ((double)i1) * d1; |
| i2 = (int)(16384.0*sin(d2)); |
| |
| if (last != i1) |
| { |
| printf("%6i, ", i2); printf("%6i, ", i2); |
| if (!((i1 + 1)%5)) printf("\n"); |
| } |
| else |
| { |
| printf("%6i, ", i2); printf("%6i\n};\n", i2); |
| } |
| } |
| return(0); |
| } |
| -----------------------------------------------------------------------------*/ |
| int tones[2048] = { |
| 0, 0, 502, 502, 1004, 1004, 1505, 1505, 2005, 2005, |
| 2503, 2503, 2998, 2998, 3491, 3491, 3980, 3980, 4466, 4466, |
| 4948, 4948, 5424, 5424, 5896, 5896, 6362, 6362, 6822, 6822, |
| 7276, 7276, 7723, 7723, 8162, 8162, 8594, 8594, 9018, 9018, |
| 9434, 9434, 9840, 9840, 10237, 10237, 10625, 10625, 11002, 11002, |
| 11370, 11370, 11726, 11726, 12072, 12072, 12406, 12406, 12728, 12728, |
| 13038, 13038, 13337, 13337, 13622, 13622, 13895, 13895, 14155, 14155, |
| 14401, 14401, 14634, 14634, 14853, 14853, 15058, 15058, 15249, 15249, |
| 15426, 15426, 15588, 15588, 15735, 15735, 15868, 15868, 15985, 15985, |
| 16088, 16088, 16175, 16175, 16248, 16248, 16305, 16305, 16346, 16346, |
| 16372, 16372, 16383, 16383, 16379, 16379, 16359, 16359, 16323, 16323, |
| 16272, 16272, 16206, 16206, 16125, 16125, 16028, 16028, 15917, 15917, |
| 15790, 15790, 15649, 15649, 15492, 15492, 15322, 15322, 15136, 15136, |
| 14937, 14937, 14723, 14723, 14496, 14496, 14255, 14255, 14001, 14001, |
| 13733, 13733, 13452, 13452, 13159, 13159, 12854, 12854, 12536, 12536, |
| 12207, 12207, 11866, 11866, 11513, 11513, 11150, 11150, 10777, 10777, |
| 10393, 10393, 10000, 10000, 9597, 9597, 9185, 9185, 8765, 8765, |
| 8336, 8336, 7900, 7900, 7456, 7456, 7005, 7005, 6547, 6547, |
| 6083, 6083, 5614, 5614, 5139, 5139, 4659, 4659, 4175, 4175, |
| 3687, 3687, 3196, 3196, 2701, 2701, 2204, 2204, 1705, 1705, |
| 1205, 1205, 703, 703, 201, 201, -301, -301, -803, -803, |
| -1305, -1305, -1805, -1805, -2304, -2304, -2801, -2801, -3294, -3294, |
| -3785, -3785, -4272, -4272, -4756, -4756, -5234, -5234, -5708, -5708, |
| -6176, -6176, -6639, -6639, -7095, -7095, -7545, -7545, -7988, -7988, |
| -8423, -8423, -8850, -8850, -9268, -9268, -9679, -9679, -10079, -10079, |
| -10471, -10471, -10853, -10853, -11224, -11224, -11585, -11585, -11935, -11935, |
| -12273, -12273, -12600, -12600, -12916, -12916, -13219, -13219, -13510, -13510, |
| -13788, -13788, -14053, -14053, -14304, -14304, -14543, -14543, -14767, -14767, |
| -14978, -14978, -15175, -15175, -15357, -15357, -15525, -15525, -15678, -15678, |
| -15817, -15817, -15940, -15940, -16049, -16049, -16142, -16142, -16221, -16221, |
| -16284, -16284, -16331, -16331, -16364, -16364, -16381, -16381, -16382, -16382, |
| -16368, -16368, -16339, -16339, -16294, -16294, -16234, -16234, -16159, -16159, |
| -16069, -16069, -15963, -15963, -15842, -15842, -15707, -15707, -15557, -15557, |
| -15392, -15392, -15212, -15212, -15018, -15018, -14810, -14810, -14589, -14589, |
| -14353, -14353, -14104, -14104, -13842, -13842, -13566, -13566, -13278, -13278, |
| -12977, -12977, -12665, -12665, -12340, -12340, -12003, -12003, -11656, -11656, |
| -11297, -11297, -10928, -10928, -10548, -10548, -10159, -10159, -9759, -9759, |
| -9351, -9351, -8934, -8934, -8509, -8509, -8075, -8075, -7634, -7634, |
| -7186, -7186, -6731, -6731, -6269, -6269, -5802, -5802, -5329, -5329, |
| -4852, -4852, -4369, -4369, -3883, -3883, -3393, -3393, -2900, -2900, |
| -2404, -2404, -1905, -1905, -1405, -1405, -904, -904, -402, -402, |
| 100, 100, 603, 603, 1105, 1105, 1605, 1605, 2105, 2105, |
| 2602, 2602, 3097, 3097, 3589, 3589, 4078, 4078, 4563, 4563, |
| 5043, 5043, 5519, 5519, 5990, 5990, 6455, 6455, 6914, 6914, |
| 7366, 7366, 7811, 7811, 8249, 8249, 8680, 8680, 9102, 9102, |
| 9516, 9516, 9920, 9920, 10315, 10315, 10701, 10701, 11077, 11077, |
| 11442, 11442, 11796, 11796, 12139, 12139, 12471, 12471, 12791, 12791, |
| 13099, 13099, 13395, 13395, 13678, 13678, 13948, 13948, 14205, 14205, |
| 14449, 14449, 14679, 14679, 14895, 14895, 15098, 15098, 15286, 15286, |
| 15459, 15459, 15618, 15618, 15763, 15763, 15892, 15892, 16007, 16007, |
| 16107, 16107, 16191, 16191, 16260, 16260, 16314, 16314, 16353, 16353, |
| 16376, 16376, 16384, 16384, 16376, 16376, 16353, 16353, 16314, 16314, |
| 16260, 16260, 16191, 16191, 16107, 16107, 16007, 16007, 15892, 15892, |
| 15763, 15763, 15618, 15618, 15459, 15459, 15286, 15286, 15098, 15098, |
| 14895, 14895, 14679, 14679, 14449, 14449, 14205, 14205, 13948, 13948, |
| 13678, 13678, 13395, 13395, 13099, 13099, 12791, 12791, 12471, 12471, |
| 12139, 12139, 11796, 11796, 11442, 11442, 11077, 11077, 10701, 10701, |
| 10315, 10315, 9920, 9920, 9516, 9516, 9102, 9102, 8680, 8680, |
| 8249, 8249, 7811, 7811, 7366, 7366, 6914, 6914, 6455, 6455, |
| 5990, 5990, 5519, 5519, 5043, 5043, 4563, 4563, 4078, 4078, |
| 3589, 3589, 3097, 3097, 2602, 2602, 2105, 2105, 1605, 1605, |
| 1105, 1105, 603, 603, 100, 100, -402, -402, -904, -904, |
| -1405, -1405, -1905, -1905, -2404, -2404, -2900, -2900, -3393, -3393, |
| -3883, -3883, -4369, -4369, -4852, -4852, -5329, -5329, -5802, -5802, |
| -6269, -6269, -6731, -6731, -7186, -7186, -7634, -7634, -8075, -8075, |
| -8509, -8509, -8934, -8934, -9351, -9351, -9759, -9759, -10159, -10159, |
| -10548, -10548, -10928, -10928, -11297, -11297, -11656, -11656, -12003, -12003, |
| -12340, -12340, -12665, -12665, -12977, -12977, -13278, -13278, -13566, -13566, |
| -13842, -13842, -14104, -14104, -14353, -14353, -14589, -14589, -14810, -14810, |
| -15018, -15018, -15212, -15212, -15392, -15392, -15557, -15557, -15707, -15707, |
| -15842, -15842, -15963, -15963, -16069, -16069, -16159, -16159, -16234, -16234, |
| -16294, -16294, -16339, -16339, -16368, -16368, -16382, -16382, -16381, -16381, |
| -16364, -16364, -16331, -16331, -16284, -16284, -16221, -16221, -16142, -16142, |
| -16049, -16049, -15940, -15940, -15817, -15817, -15678, -15678, -15525, -15525, |
| -15357, -15357, -15175, -15175, -14978, -14978, -14767, -14767, -14543, -14543, |
| -14304, -14304, -14053, -14053, -13788, -13788, -13510, -13510, -13219, -13219, |
| -12916, -12916, -12600, -12600, -12273, -12273, -11935, -11935, -11585, -11585, |
| -11224, -11224, -10853, -10853, -10471, -10471, -10079, -10079, -9679, -9679, |
| -9268, -9268, -8850, -8850, -8423, -8423, -7988, -7988, -7545, -7545, |
| -7095, -7095, -6639, -6639, -6176, -6176, -5708, -5708, -5234, -5234, |
| -4756, -4756, -4272, -4272, -3785, -3785, -3294, -3294, -2801, -2801, |
| -2304, -2304, -1805, -1805, -1305, -1305, -803, -803, -301, -301, |
| 201, 201, 703, 703, 1205, 1205, 1705, 1705, 2204, 2204, |
| 2701, 2701, 3196, 3196, 3687, 3687, 4175, 4175, 4659, 4659, |
| 5139, 5139, 5614, 5614, 6083, 6083, 6547, 6547, 7005, 7005, |
| 7456, 7456, 7900, 7900, 8336, 8336, 8765, 8765, 9185, 9185, |
| 9597, 9597, 10000, 10000, 10393, 10393, 10777, 10777, 11150, 11150, |
| 11513, 11513, 11866, 11866, 12207, 12207, 12536, 12536, 12854, 12854, |
| 13159, 13159, 13452, 13452, 13733, 13733, 14001, 14001, 14255, 14255, |
| 14496, 14496, 14723, 14723, 14937, 14937, 15136, 15136, 15322, 15322, |
| 15492, 15492, 15649, 15649, 15790, 15790, 15917, 15917, 16028, 16028, |
| 16125, 16125, 16206, 16206, 16272, 16272, 16323, 16323, 16359, 16359, |
| 16379, 16379, 16383, 16383, 16372, 16372, 16346, 16346, 16305, 16305, |
| 16248, 16248, 16175, 16175, 16088, 16088, 15985, 15985, 15868, 15868, |
| 15735, 15735, 15588, 15588, 15426, 15426, 15249, 15249, 15058, 15058, |
| 14853, 14853, 14634, 14634, 14401, 14401, 14155, 14155, 13895, 13895, |
| 13622, 13622, 13337, 13337, 13038, 13038, 12728, 12728, 12406, 12406, |
| 12072, 12072, 11726, 11726, 11370, 11370, 11002, 11002, 10625, 10625, |
| 10237, 10237, 9840, 9840, 9434, 9434, 9018, 9018, 8594, 8594, |
| 8162, 8162, 7723, 7723, 7276, 7276, 6822, 6822, 6362, 6362, |
| 5896, 5896, 5424, 5424, 4948, 4948, 4466, 4466, 3980, 3980, |
| 3491, 3491, 2998, 2998, 2503, 2503, 2005, 2005, 1505, 1505, |
| 1004, 1004, 502, 502, 0, 0, -502, -502, -1004, -1004, |
| -1505, -1505, -2005, -2005, -2503, -2503, -2998, -2998, -3491, -3491, |
| -3980, -3980, -4466, -4466, -4948, -4948, -5424, -5424, -5896, -5896, |
| -6362, -6362, -6822, -6822, -7276, -7276, -7723, -7723, -8162, -8162, |
| -8594, -8594, -9018, -9018, -9434, -9434, -9840, -9840, -10237, -10237, |
| -10625, -10625, -11002, -11002, -11370, -11370, -11726, -11726, -12072, -12072, |
| -12406, -12406, -12728, -12728, -13038, -13038, -13337, -13337, -13622, -13622, |
| -13895, -13895, -14155, -14155, -14401, -14401, -14634, -14634, -14853, -14853, |
| -15058, -15058, -15249, -15249, -15426, -15426, -15588, -15588, -15735, -15735, |
| -15868, -15868, -15985, -15985, -16088, -16088, -16175, -16175, -16248, -16248, |
| -16305, -16305, -16346, -16346, -16372, -16372, -16383, -16383, -16379, -16379, |
| -16359, -16359, -16323, -16323, -16272, -16272, -16206, -16206, -16125, -16125, |
| -16028, -16028, -15917, -15917, -15790, -15790, -15649, -15649, -15492, -15492, |
| -15322, -15322, -15136, -15136, -14937, -14937, -14723, -14723, -14496, -14496, |
| -14255, -14255, -14001, -14001, -13733, -13733, -13452, -13452, -13159, -13159, |
| -12854, -12854, -12536, -12536, -12207, -12207, -11866, -11866, -11513, -11513, |
| -11150, -11150, -10777, -10777, -10393, -10393, -10000, -10000, -9597, -9597, |
| -9185, -9185, -8765, -8765, -8336, -8336, -7900, -7900, -7456, -7456, |
| -7005, -7005, -6547, -6547, -6083, -6083, -5614, -5614, -5139, -5139, |
| -4659, -4659, -4175, -4175, -3687, -3687, -3196, -3196, -2701, -2701, |
| -2204, -2204, -1705, -1705, -1205, -1205, -703, -703, -201, -201, |
| 301, 301, 803, 803, 1305, 1305, 1805, 1805, 2304, 2304, |
| 2801, 2801, 3294, 3294, 3785, 3785, 4272, 4272, 4756, 4756, |
| 5234, 5234, 5708, 5708, 6176, 6176, 6639, 6639, 7095, 7095, |
| 7545, 7545, 7988, 7988, 8423, 8423, 8850, 8850, 9268, 9268, |
| 9679, 9679, 10079, 10079, 10471, 10471, 10853, 10853, 11224, 11224, |
| 11585, 11585, 11935, 11935, 12273, 12273, 12600, 12600, 12916, 12916, |
| 13219, 13219, 13510, 13510, 13788, 13788, 14053, 14053, 14304, 14304, |
| 14543, 14543, 14767, 14767, 14978, 14978, 15175, 15175, 15357, 15357, |
| 15525, 15525, 15678, 15678, 15817, 15817, 15940, 15940, 16049, 16049, |
| 16142, 16142, 16221, 16221, 16284, 16284, 16331, 16331, 16364, 16364, |
| 16381, 16381, 16382, 16382, 16368, 16368, 16339, 16339, 16294, 16294, |
| 16234, 16234, 16159, 16159, 16069, 16069, 15963, 15963, 15842, 15842, |
| 15707, 15707, 15557, 15557, 15392, 15392, 15212, 15212, 15018, 15018, |
| 14810, 14810, 14589, 14589, 14353, 14353, 14104, 14104, 13842, 13842, |
| 13566, 13566, 13278, 13278, 12977, 12977, 12665, 12665, 12340, 12340, |
| 12003, 12003, 11656, 11656, 11297, 11297, 10928, 10928, 10548, 10548, |
| 10159, 10159, 9759, 9759, 9351, 9351, 8934, 8934, 8509, 8509, |
| 8075, 8075, 7634, 7634, 7186, 7186, 6731, 6731, 6269, 6269, |
| 5802, 5802, 5329, 5329, 4852, 4852, 4369, 4369, 3883, 3883, |
| 3393, 3393, 2900, 2900, 2404, 2404, 1905, 1905, 1405, 1405, |
| 904, 904, 402, 402, -100, -100, -603, -603, -1105, -1105, |
| -1605, -1605, -2105, -2105, -2602, -2602, -3097, -3097, -3589, -3589, |
| -4078, -4078, -4563, -4563, -5043, -5043, -5519, -5519, -5990, -5990, |
| -6455, -6455, -6914, -6914, -7366, -7366, -7811, -7811, -8249, -8249, |
| -8680, -8680, -9102, -9102, -9516, -9516, -9920, -9920, -10315, -10315, |
| -10701, -10701, -11077, -11077, -11442, -11442, -11796, -11796, -12139, -12139, |
| -12471, -12471, -12791, -12791, -13099, -13099, -13395, -13395, -13678, -13678, |
| -13948, -13948, -14205, -14205, -14449, -14449, -14679, -14679, -14895, -14895, |
| -15098, -15098, -15286, -15286, -15459, -15459, -15618, -15618, -15763, -15763, |
| -15892, -15892, -16007, -16007, -16107, -16107, -16191, -16191, -16260, -16260, |
| -16314, -16314, -16353, -16353, -16376, -16376, -16383, -16383, -16376, -16376, |
| -16353, -16353, -16314, -16314, -16260, -16260, -16191, -16191, -16107, -16107, |
| -16007, -16007, -15892, -15892, -15763, -15763, -15618, -15618, -15459, -15459, |
| -15286, -15286, -15098, -15098, -14895, -14895, -14679, -14679, -14449, -14449, |
| -14205, -14205, -13948, -13948, -13678, -13678, -13395, -13395, -13099, -13099, |
| -12791, -12791, -12471, -12471, -12139, -12139, -11796, -11796, -11442, -11442, |
| -11077, -11077, -10701, -10701, -10315, -10315, -9920, -9920, -9516, -9516, |
| -9102, -9102, -8680, -8680, -8249, -8249, -7811, -7811, -7366, -7366, |
| -6914, -6914, -6455, -6455, -5990, -5990, -5519, -5519, -5043, -5043, |
| -4563, -4563, -4078, -4078, -3589, -3589, -3097, -3097, -2602, -2602, |
| -2105, -2105, -1605, -1605, -1105, -1105, -603, -603, -100, -100, |
| 402, 402, 904, 904, 1405, 1405, 1905, 1905, 2404, 2404, |
| 2900, 2900, 3393, 3393, 3883, 3883, 4369, 4369, 4852, 4852, |
| 5329, 5329, 5802, 5802, 6269, 6269, 6731, 6731, 7186, 7186, |
| 7634, 7634, 8075, 8075, 8509, 8509, 8934, 8934, 9351, 9351, |
| 9759, 9759, 10159, 10159, 10548, 10548, 10928, 10928, 11297, 11297, |
| 11656, 11656, 12003, 12003, 12340, 12340, 12665, 12665, 12977, 12977, |
| 13278, 13278, 13566, 13566, 13842, 13842, 14104, 14104, 14353, 14353, |
| 14589, 14589, 14810, 14810, 15018, 15018, 15212, 15212, 15392, 15392, |
| 15557, 15557, 15707, 15707, 15842, 15842, 15963, 15963, 16069, 16069, |
| 16159, 16159, 16234, 16234, 16294, 16294, 16339, 16339, 16368, 16368, |
| 16382, 16382, 16381, 16381, 16364, 16364, 16331, 16331, 16284, 16284, |
| 16221, 16221, 16142, 16142, 16049, 16049, 15940, 15940, 15817, 15817, |
| 15678, 15678, 15525, 15525, 15357, 15357, 15175, 15175, 14978, 14978, |
| 14767, 14767, 14543, 14543, 14304, 14304, 14053, 14053, 13788, 13788, |
| 13510, 13510, 13219, 13219, 12916, 12916, 12600, 12600, 12273, 12273, |
| 11935, 11935, 11585, 11585, 11224, 11224, 10853, 10853, 10471, 10471, |
| 10079, 10079, 9679, 9679, 9268, 9268, 8850, 8850, 8423, 8423, |
| 7988, 7988, 7545, 7545, 7095, 7095, 6639, 6639, 6176, 6176, |
| 5708, 5708, 5234, 5234, 4756, 4756, 4272, 4272, 3785, 3785, |
| 3294, 3294, 2801, 2801, 2304, 2304, 1805, 1805, 1305, 1305, |
| 803, 803, 301, 301, -201, -201, -703, -703, -1205, -1205, |
| -1705, -1705, -2204, -2204, -2701, -2701, -3196, -3196, -3687, -3687, |
| -4175, -4175, -4659, -4659, -5139, -5139, -5614, -5614, -6083, -6083, |
| -6547, -6547, -7005, -7005, -7456, -7456, -7900, -7900, -8336, -8336, |
| -8765, -8765, -9185, -9185, -9597, -9597, -10000, -10000, -10393, -10393, |
| -10777, -10777, -11150, -11150, -11513, -11513, -11866, -11866, -12207, -12207, |
| -12536, -12536, -12854, -12854, -13159, -13159, -13452, -13452, -13733, -13733, |
| -14001, -14001, -14255, -14255, -14496, -14496, -14723, -14723, -14937, -14937, |
| -15136, -15136, -15322, -15322, -15492, -15492, -15649, -15649, -15790, -15790, |
| -15917, -15917, -16028, -16028, -16125, -16125, -16206, -16206, -16272, -16272, |
| -16323, -16323, -16359, -16359, -16379, -16379, -16383, -16383, -16372, -16372, |
| -16346, -16346, -16305, -16305, -16248, -16248, -16175, -16175, -16088, -16088, |
| -15985, -15985, -15868, -15868, -15735, -15735, -15588, -15588, -15426, -15426, |
| -15249, -15249, -15058, -15058, -14853, -14853, -14634, -14634, -14401, -14401, |
| -14155, -14155, -13895, -13895, -13622, -13622, -13337, -13337, -13038, -13038, |
| -12728, -12728, -12406, -12406, -12072, -12072, -11726, -11726, -11370, -11370, |
| -11002, -11002, -10625, -10625, -10237, -10237, -9840, -9840, -9434, -9434, |
| -9018, -9018, -8594, -8594, -8162, -8162, -7723, -7723, -7276, -7276, |
| -6822, -6822, -6362, -6362, -5896, -5896, -5424, -5424, -4948, -4948, |
| -4466, -4466, -3980, -3980, -3491, -3491, -2998, -2998, -2503, -2503, |
| -2005, -2005, -1505, -1505, -1004, -1004, -502, -502 |
| }; |
| /*****************************************************************************/ |
| void |
| easysnd_testtone(struct easycap *peasycap, int audio_fill) |
| { |
| int i1; |
| unsigned char *p2; |
| struct data_buffer *paudio_buffer; |
| |
| JOT(8, "%i=audio_fill\n", audio_fill); |
| |
| paudio_buffer = &peasycap->audio_buffer[audio_fill]; |
| |
| p2 = (unsigned char *)(paudio_buffer->pgo); |
| for (i1 = 0; i1 < PAGE_SIZE; i1 += 4, p2 += 4) { |
| *p2 = (unsigned char) (0x00FF & tones[i1/2]); |
| *(p2 + 1) = (unsigned char)((0xFF00 & tones[i1/2]) >> 8); |
| *(p2 + 2) = (unsigned char) (0x00FF & tones[i1/2 + 1]); |
| *(p2 + 3) = (unsigned char)((0xFF00 & tones[i1/2 + 1]) >> 8); |
| } |
| return; |
| } |
| #endif /*EASYCAP_TESTTONE*/ |
| /*****************************************************************************/ |