diff options
Diffstat (limited to 'src/pcm.c')
| -rw-r--r-- | src/pcm.c | 50 |
1 files changed, 31 insertions, 19 deletions
@@ -460,6 +460,25 @@ snd_pcm_hw_params_get_access(const snd_pcm_hw_params_t *params, snd_pcm_access_t return 0; } +static snd_pcm_format_t SUPPORTED_FORMATS[] = { + SND_PCM_FORMAT_U8, + SND_PCM_FORMAT_S8, + SND_PCM_FORMAT_S16_LE, + SND_PCM_FORMAT_S16_BE, + SND_PCM_FORMAT_U16_LE, + SND_PCM_FORMAT_U16_BE, + SND_PCM_FORMAT_S24_LE, + SND_PCM_FORMAT_S24_BE, + SND_PCM_FORMAT_U24_LE, + SND_PCM_FORMAT_U24_BE, + SND_PCM_FORMAT_S32_LE, + SND_PCM_FORMAT_S32_BE, + SND_PCM_FORMAT_U32_LE, + SND_PCM_FORMAT_U32_BE, + SND_PCM_FORMAT_FLOAT_LE, + SND_PCM_FORMAT_FLOAT_BE +}; + const char* snd_pcm_format_name(const snd_pcm_format_t format) { @@ -488,6 +507,17 @@ snd_pcm_format_name(const snd_pcm_format_t format) #undef NAME } +snd_pcm_format_t +snd_pcm_format_value(const char* name) +{ + for (uint8_t i = 0; i < ARRAY_SIZE(SUPPORTED_FORMATS); ++i) { + const char *needle = snd_pcm_format_name(SUPPORTED_FORMATS[i]); + if (name && !strcmp(needle, name)) + return SUPPORTED_FORMATS[i]; + } + return SND_PCM_FORMAT_UNKNOWN; +} + static bool pcm_format(const snd_pcm_format_t format, struct sio_par *par, bool *out_needs_conversion) { @@ -612,25 +642,7 @@ snd_pcm_hw_params_free(snd_pcm_hw_params_t *obj) void snd_pcm_hw_params_get_format_mask(snd_pcm_hw_params_t *params, snd_pcm_format_mask_t *mask) { - static snd_pcm_format_t def_fmts[] = { - SND_PCM_FORMAT_U8, - SND_PCM_FORMAT_S8, - SND_PCM_FORMAT_S16_LE, - SND_PCM_FORMAT_S16_BE, - SND_PCM_FORMAT_U16_LE, - SND_PCM_FORMAT_U16_BE, - SND_PCM_FORMAT_S24_LE, - SND_PCM_FORMAT_S24_BE, - SND_PCM_FORMAT_U24_LE, - SND_PCM_FORMAT_U24_BE, - SND_PCM_FORMAT_S32_LE, - SND_PCM_FORMAT_S32_BE, - SND_PCM_FORMAT_U32_LE, - SND_PCM_FORMAT_U32_BE, - SND_PCM_FORMAT_FLOAT_LE, - SND_PCM_FORMAT_FLOAT_BE - }; - static snd_pcm_format_mask_t def_mask = { .fmts = def_fmts, .nmemb = ARRAY_SIZE(def_fmts) }; + static snd_pcm_format_mask_t def_mask = { .fmts = SUPPORTED_FORMATS, .nmemb = ARRAY_SIZE(SUPPORTED_FORMATS) }; if (mask) *mask = def_mask; } |