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pcm: Fix DSD sample format endianess and add big-endian format

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This patch adds big-endian DSD sample format and fixes return value of DSD
formats for snd_pcm_format_little_endian().

Signed-off-by: Jussi Laako <jussi@sonarnerd.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Jussi Laako 2014-11-21 16:04:47 +02:00 • committed by Takashi Iwai
parent 984db83aa1
commit b14c49ab3d
4 changed files with 26 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

17
src/pcm/pcm_misc.c
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@ -65,6 +65,8 @@ int snd_pcm_format_signed(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_DSD_U8:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return 0;
default:
return -EINVAL;
@ -137,6 +139,8 @@ int snd_pcm_format_little_endian(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_U24_3LE:
case SNDRV_PCM_FORMAT_U20_3LE:
case SNDRV_PCM_FORMAT_U18_3LE:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
return 1;
case SNDRV_PCM_FORMAT_S16_BE:
case SNDRV_PCM_FORMAT_U16_BE:
@ -153,9 +157,8 @@ int snd_pcm_format_little_endian(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_U24_3BE:
case SNDRV_PCM_FORMAT_U20_3BE:
case SNDRV_PCM_FORMAT_U18_3BE:
case SNDRV_PCM_FORMAT_DSD_U8:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return 0;
default:
return -EINVAL;
@ -208,6 +211,7 @@ int snd_pcm_format_width(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
return 16;
case SNDRV_PCM_FORMAT_S18_3LE:
case SNDRV_PCM_FORMAT_S18_3BE:
@ -235,6 +239,7 @@ int snd_pcm_format_width(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_FLOAT_LE:
case SNDRV_PCM_FORMAT_FLOAT_BE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return 32;
case SNDRV_PCM_FORMAT_FLOAT64_LE:
case SNDRV_PCM_FORMAT_FLOAT64_BE:
@ -269,6 +274,7 @@ int snd_pcm_format_physical_width(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
return 16;
case SNDRV_PCM_FORMAT_S18_3LE:
case SNDRV_PCM_FORMAT_S18_3BE:
@ -296,6 +302,7 @@ int snd_pcm_format_physical_width(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_IEC958_SUBFRAME_LE:
case SNDRV_PCM_FORMAT_IEC958_SUBFRAME_BE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return 32;
case SNDRV_PCM_FORMAT_FLOAT64_LE:
case SNDRV_PCM_FORMAT_FLOAT64_BE:
@ -328,6 +335,7 @@ ssize_t snd_pcm_format_size(snd_pcm_format_t format, size_t samples)
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
return samples * 2;
case SNDRV_PCM_FORMAT_S18_3LE:
case SNDRV_PCM_FORMAT_S18_3BE:
@ -353,6 +361,7 @@ ssize_t snd_pcm_format_size(snd_pcm_format_t format, size_t samples)
case SNDRV_PCM_FORMAT_FLOAT_LE:
case SNDRV_PCM_FORMAT_FLOAT_BE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return samples * 4;
case SNDRV_PCM_FORMAT_FLOAT64_LE:
case SNDRV_PCM_FORMAT_FLOAT64_BE:
@ -400,6 +409,8 @@ u_int64_t snd_pcm_format_silence_64(snd_pcm_format_t format)
case SNDRV_PCM_FORMAT_DSD_U8:
case SNDRV_PCM_FORMAT_DSD_U16_LE:
case SNDRV_PCM_FORMAT_DSD_U32_LE:
case SNDRV_PCM_FORMAT_DSD_U16_BE:
case SNDRV_PCM_FORMAT_DSD_U32_BE:
return 0x6969696969696969ULL;
#ifdef SNDRV_LITTLE_ENDIAN
case SNDRV_PCM_FORMAT_U16_LE: