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author | Michael Niedermayer <michaelni@gmx.at> | 2013-07-22 13:47:49 +0400 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2013-07-22 13:48:06 +0400 |
commit | 0d3400ec53299e381a830147a3f30a6bad31fbd0 (patch) | |
tree | ef0975bf3ba0e1645689dc4de9edcb20cb83c378 /libavcodec/fmtconvert.h | |
parent | 877bbe05cef00c63b6e2263f69d1f6f3c61182c3 (diff) | |
parent | 31c6f6f65c0ed5a894e26ce44ab0c3e89c82b9a2 (diff) |
Merge commit '31c6f6f65c0ed5a894e26ce44ab0c3e89c82b9a2'
* commit '31c6f6f65c0ed5a894e26ce44ab0c3e89c82b9a2':
fmtconvert: Add a new method, int32_to_float_fmul_array8
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/fmtconvert.h')
-rw-r--r-- | libavcodec/fmtconvert.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/libavcodec/fmtconvert.h b/libavcodec/fmtconvert.h index 1d48ba142b..30abcc3994 100644 --- a/libavcodec/fmtconvert.h +++ b/libavcodec/fmtconvert.h @@ -39,6 +39,22 @@ typedef struct FmtConvertContext { float mul, int len); /** + * Convert an array of int32_t to float and multiply by a float value from another array, + * stepping along the float array once for each 8 integers. + * @param c pointer to FmtConvertContext. + * @param dst destination array of float. + * constraints: 16-byte aligned + * @param src source array of int32_t. + * constraints: 16-byte aligned + * @param mul source array of float multipliers. + * @param len number of elements to convert. + * constraints: multiple of 8 + */ + void (*int32_to_float_fmul_array8)(struct FmtConvertContext *c, + float *dst, const int32_t *src, + const float *mul, int len); + + /** * Convert an array of float to an array of int16_t. * * Convert floats from in the range [-32768.0,32767.0] to ints |