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af_convert24: fix complicated and incorrect format negotiation

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The conversion works for native endian only. The correct check lists
supported format combination explicitly, but is also much simpler.
This commit is contained in:
wm4 2013-11-09 23:20:02 +01:00
parent 31f409a3c5
commit 5735b684de
1 changed files with 4 additions and 9 deletions
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13
audio/filter/af_convert24.c
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@ -23,15 +23,10 @@
static bool test_conversion(int src_format, int dst_format)
{
if (!(src_format & AF_FORMAT_POINT_MASK) == AF_FORMAT_I)
return false;
if ((src_format & ~AF_FORMAT_BITS_MASK) !=
(dst_format & ~AF_FORMAT_BITS_MASK))
return false;
int srcbits = src_format & AF_FORMAT_BITS_MASK;
int dstbits = dst_format & AF_FORMAT_BITS_MASK;
return (srcbits == AF_FORMAT_24BIT && dstbits == AF_FORMAT_32BIT) ||
(srcbits == AF_FORMAT_32BIT && dstbits == AF_FORMAT_24BIT);
return (src_format == AF_FORMAT_U24_NE && dst_format == AF_FORMAT_U32_NE) ||
(src_format == AF_FORMAT_S24_NE && dst_format == AF_FORMAT_S32_NE) ||
(src_format == AF_FORMAT_U32_NE && dst_format == AF_FORMAT_U24_NE) ||
(src_format == AF_FORMAT_S32_NE && dst_format == AF_FORMAT_S24_NE);
}
static int control(struct af_instance *af, int cmd, void *arg)