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Move some code in preparation for removing dependency on asoundlib.h

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This commit is contained in:
David Reid
2018-03-06 20:57:28 +10:00
parent 8fa09a84f8
commit 0998798b99
1 changed files with 27 additions and 27 deletions
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mini_al.h
+27 -27
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@@ -5830,33 +5830,6 @@ static mal_result mal_device__main_loop__winmm(mal_device* pDevice)
#ifdef MAL_HAS_ALSA
#include <alsa/asoundlib.h>
// This array allows mini_al to control device-specific default buffer sizes. This uses a scaling factor. Order is important. If
// any part of the string is present in the device's name, the associated scale will be used.
struct
{
const char* name;
float scale;
} g_malDefaultBufferSizeScalesALSA[] = {
{"bcm2835 IEC958/HDMI", 20},
{"bcm2835 ALSA", 20}
};
static float mal_find_default_buffer_size_scale__alsa(const char* deviceName)
{
if (deviceName == NULL) {
return 1;
}
for (size_t i = 0; i < mal_countof(g_malDefaultBufferSizeScalesALSA); ++i) {
if (strstr(g_malDefaultBufferSizeScalesALSA[i].name, deviceName) != NULL) {
return g_malDefaultBufferSizeScalesALSA[i].scale;
}
}
return 1;
}
typedef int (* mal_snd_pcm_open_proc) (snd_pcm_t **pcm, const char *name, snd_pcm_stream_t stream, int mode);
typedef int (* mal_snd_pcm_close_proc) (snd_pcm_t *pcm);
typedef size_t (* mal_snd_pcm_hw_params_sizeof_proc) (void);
@@ -5910,10 +5883,37 @@ static snd_pcm_format_t g_mal_ALSAFormats[] = {
SND_PCM_FORMAT_U8, // mal_format_u8
SND_PCM_FORMAT_S16_LE, // mal_format_s16
SND_PCM_FORMAT_S24_3LE, // mal_format_s24
//SND_PCM_FORMAT_S24_LE, // mal_format_s24_32
SND_PCM_FORMAT_S32_LE, // mal_format_s32
SND_PCM_FORMAT_FLOAT_LE // mal_format_f32
};
// This array allows mini_al to control device-specific default buffer sizes. This uses a scaling factor. Order is important. If
// any part of the string is present in the device's name, the associated scale will be used.
struct
{
const char* name;
float scale;
} g_malDefaultBufferSizeScalesALSA[] = {
{"bcm2835 IEC958/HDMI", 20},
{"bcm2835 ALSA", 20}
};
static float mal_find_default_buffer_size_scale__alsa(const char* deviceName)
{
if (deviceName == NULL) {
return 1;
}
for (size_t i = 0; i < mal_countof(g_malDefaultBufferSizeScalesALSA); ++i) {
if (strstr(g_malDefaultBufferSizeScalesALSA[i].name, deviceName) != NULL) {
return g_malDefaultBufferSizeScalesALSA[i].scale;
}
}
return 1;
}
snd_pcm_format_t mal_convert_mal_format_to_alsa_format(mal_format format)
{
return g_mal_ALSAFormats[format];