[alsa-devel] [PATCH] speaker-test.c - add readability comments to speaker channels
Wu Fengguang
fengguang.wu at intel.com
Fri Feb 20 14:05:33 CET 2009
Signed-off-by: Wu Fengguang <fengguang.wu at intel.com>
---
speaker-test/speaker-test.c | 72 +++++++++++++++++-----------------
1 file changed, 36 insertions(+), 36 deletions(-)
--- alsa-utils.orig/speaker-test/speaker-test.c
+++ alsa-utils/speaker-test/speaker-test.c
@@ -85,48 +85,48 @@ static const char *given_test_wav_file =
static char *wav_file_dir = SOUNDSDIR;
static const char *const channel_name[MAX_CHANNELS] = {
- N_("Front Left"),
- N_("Front Right"),
- N_("Rear Left"),
- N_("Rear Right"),
- N_("Center"),
- N_("LFE"),
- N_("Side Left"),
- N_("Side Right"),
- N_("Channel 9"),
- N_("Channel 10"),
- N_("Channel 11"),
- N_("Channel 12"),
- N_("Channel 13"),
- N_("Channel 14"),
- N_("Channel 15"),
- N_("Channel 16")
+ /* 0 */ N_("Front Left"),
+ /* 1 */ N_("Front Right"),
+ /* 2 */ N_("Rear Left"),
+ /* 3 */ N_("Rear Right"),
+ /* 4 */ N_("Center"),
+ /* 5 */ N_("LFE"),
+ /* 6 */ N_("Side Left"),
+ /* 7 */ N_("Side Right"),
+ /* 8 */ N_("Channel 9"),
+ /* 9 */ N_("Channel 10"),
+ /* 10 */ N_("Channel 11"),
+ /* 11 */ N_("Channel 12"),
+ /* 12 */ N_("Channel 13"),
+ /* 13 */ N_("Channel 14"),
+ /* 14 */ N_("Channel 15"),
+ /* 15 */ N_("Channel 16")
};
static const int channels4[] = {
- 0,
- 1,
- 3,
- 2
+ 0, /* Front Left */
+ 1, /* Front Right */
+ 3, /* Rear Right */
+ 2, /* Rear Left */
};
static const int channels6[] = {
- 0,
- 4,
- 1,
- 3,
- 2,
- 5
-};
+ 0, /* Front Left */
+ 4, /* Center */
+ 1, /* Front Right */
+ 3, /* Rear Right */
+ 2, /* Rear Left */
+ 5, /* LFE */
+};
static const int channels8[] = {
- 0,
- 4,
- 1,
- 7,
- 3,
- 2,
- 6,
- 5
-};
+ 0, /* Front Left */
+ 4, /* Center */
+ 1, /* Front Right */
+ 7, /* Side Right */
+ 3, /* Rear Right */
+ 2, /* Rear Left */
+ 6, /* Side Left */
+ 5, /* LFE */
+};
static void generate_sine(uint8_t *frames, int channel, int count, double *_phase) {
double phase = *_phase;
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