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Add a signal to say which kind of output is being used.

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This commit is contained in:
Mike Brady
2016-07-07 13:31:04 +01:00
parent c96216fd94
commit 991aae0601
1 changed files with 9 additions and 0 deletions
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audio_alsa.c
+9
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@@ -48,6 +48,7 @@ static void linear_volume(double vol);
static void parameters(audio_parameters *info);
static void mute(int do_mute);
static double set_volume;
static int output_method_signalled = 0;
audio_output audio_alsa = {
.name = "alsa",
@@ -393,9 +394,17 @@ int open_alsa_device(void) {
}
if (snd_pcm_hw_params_set_access(alsa_handle, alsa_params, SND_PCM_ACCESS_MMAP_INTERLEAVED) >= 0) {
if (output_method_signalled==0) {
debug(1,"Output written using MMAP");
output_method_signalled=1;
}
access = SND_PCM_ACCESS_MMAP_INTERLEAVED;
alsa_pcm_write = snd_pcm_mmap_writei;
} else {
if (output_method_signalled==0) {
debug(1,"Output written with RW");
output_method_signalled=1;
}
access = SND_PCM_ACCESS_RW_INTERLEAVED;
alsa_pcm_write = snd_pcm_writei;
}