Commit 4be6db6a6163e3a0ccd85e7e193f54406c80a29a
Float only
cel committed on 10/24/2016, 6:06:56 PMParent: e03a630124fa47eb03d508fcfd576f8ebe4f28f1
Files changed
| studio.c | changed |
| studio.c | ||
|---|---|---|
| @@ -95,13 +95,8 @@ | ||
| 95 | 95 … | int bps = format_bits / 8; /* bytes per sample */ |
| 96 | 96 … | int phys_bps = snd_pcm_format_physical_width(format) / 8; |
| 97 | 97 … | int big_endian = snd_pcm_format_big_endian(format) == 1; |
| 98 | 98 … | int to_unsigned = snd_pcm_format_unsigned(format) == 1; |
| 99 | - int is_float = ( | |
| 100 | - format == SND_PCM_FORMAT_FLOAT_LE || | |
| 101 | - format == SND_PCM_FORMAT_FLOAT_BE || | |
| 102 | - format == SND_PCM_FORMAT_FLOAT64_LE || | |
| 103 | - format == SND_PCM_FORMAT_FLOAT64_BE); | |
| 104 | 99 … | |
| 105 | 100 … | /* verify and prepare the contents of areas */ |
| 106 | 101 … | for (chn = 0; chn < channels; chn++) { |
| 107 | 102 … | if ((areas[chn].first % 8) != 0) { |
| @@ -123,18 +118,14 @@ | ||
| 123 | 118 … | float f; |
| 124 | 119 … | int i; |
| 125 | 120 … | } fval; |
| 126 | 121 … | int res, i; |
| 127 | - if (is_float) { | |
| 128 | - if (dl->handle && dl->tune->play) { | |
| 129 | - fval.f = dl->tune->play(dl->tune, phase); | |
| 130 | - } else { | |
| 131 | - // val.f = sin(phase); | |
| 132 | - fval.f = 0; | |
| 133 | - } | |
| 134 | - res = fval.i; | |
| 135 | - } else | |
| 136 | - res = sin(phase) * maxval; | |
| 122 … | + if (dl->handle && dl->tune->play) { | |
| 123 … | + fval.f = dl->tune->play(dl->tune, phase); | |
| 124 … | + } else { | |
| 125 … | + fval.f = 0; | |
| 126 … | + } | |
| 127 … | + res = fval.i; | |
| 137 | 128 … | if (to_unsigned) |
| 138 | 129 … | res ^= 1U << (format_bits - 1); |
| 139 | 130 … | for (chn = 0; chn < channels; chn++) { |
| 140 | 131 … | /* Generate data in native endian format */ |
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