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https://github.com/alsa-project/alsa-utils
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aplay - Show available formats
Report available sample formats in aplay/arecord when currently selected one doesn't work. Signed-off-by: Arnout Engelen <alsa2@bzzt.net> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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1 changed files with 12 additions and 0 deletions
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@ -941,6 +941,17 @@ static int test_au(int fd, void *buffer)
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return 0;
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return 0;
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}
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}
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static void show_available_sample_formats(snd_pcm_hw_params_t* params)
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{
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snd_pcm_format_t format;
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fprintf(stderr, "Available formats:\n");
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for (format = 0; format < SND_PCM_FORMAT_LAST; format++) {
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if (snd_pcm_hw_params_test_format(handle, params, format) == 0)
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fprintf(stderr, "- %s\n", snd_pcm_format_name(format));
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}
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}
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static void set_params(void)
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static void set_params(void)
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{
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{
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snd_pcm_hw_params_t *params;
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snd_pcm_hw_params_t *params;
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@ -977,6 +988,7 @@ static void set_params(void)
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err = snd_pcm_hw_params_set_format(handle, params, hwparams.format);
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err = snd_pcm_hw_params_set_format(handle, params, hwparams.format);
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if (err < 0) {
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if (err < 0) {
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error(_("Sample format non available"));
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error(_("Sample format non available"));
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show_available_sample_formats(params);
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exit(EXIT_FAILURE);
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exit(EXIT_FAILURE);
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}
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}
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err = snd_pcm_hw_params_set_channels(handle, params, hwparams.channels);
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err = snd_pcm_hw_params_set_channels(handle, params, hwparams.channels);
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