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FFmpeg
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FFmpeg
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#include <fmtconvert.h>
Data Fields | |
| void(* | int32_to_float_fmul_scalar )(float *dst, const int32_t *src, float mul, int len) |
| Convert an array of int32_t to float and multiply by a float value. | |
| void(* | int32_to_float_fmul_array8 )(struct FmtConvertContext *c, float *dst, const int32_t *src, const 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. | |
| void(* | float_to_int16 )(int16_t *dst, const float *src, long len) |
| Convert an array of float to an array of int16_t. | |
| void(* | float_to_int16_interleave )(int16_t *dst, const float **src, long len, int channels) |
| Convert multiple arrays of float to an interleaved array of int16_t. | |
| void(* | float_interleave )(float *dst, const float **src, unsigned int len, int channels) |
| Convert multiple arrays of float to an array of interleaved float. | |
Definition at line 28 of file fmtconvert.h.
| void(* FmtConvertContext::int32_to_float_fmul_scalar)(float *dst, const int32_t *src, float mul, int len) |
Convert an array of int32_t to float and multiply by a float value.
| dst | destination array of float. constraints: 16-byte aligned |
| src | source array of int32_t. constraints: 16-byte aligned |
| len | number of elements to convert. constraints: multiple of 8 |
Definition at line 38 of file fmtconvert.h.
Referenced by decode_audio_block(), ff_fmt_convert_init(), ff_fmt_convert_init_arm(), ff_fmt_convert_init_mips(), ff_fmt_convert_init_ppc(), ff_fmt_convert_init_x86(), and int32_to_float_fmul_array8_c().
| void(* FmtConvertContext::int32_to_float_fmul_array8)(struct FmtConvertContext *c, float *dst, const int32_t *src, const 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.
| c | pointer to FmtConvertContext. |
| dst | destination array of float. constraints: 16-byte aligned |
| src | source array of int32_t. constraints: 16-byte aligned |
| mul | source array of float multipliers. |
| len | number of elements to convert. constraints: multiple of 8 |
Definition at line 53 of file fmtconvert.h.
Referenced by dca_subsubframe(), ff_fmt_convert_init(), and ff_fmt_convert_init_arm().
Convert an array of float to an array of int16_t.
Convert floats from in the range [-32768.0,32767.0] to ints without rescaling
| dst | destination array of int16_t. constraints: 16-byte aligned |
| src | source array of float. constraints: 16-byte aligned |
| len | number of elements to convert. constraints: multiple of 8 |
Definition at line 70 of file fmtconvert.h.
Referenced by ff_fmt_convert_init(), ff_fmt_convert_init_arm(), ff_fmt_convert_init_mips(), ff_fmt_convert_init_ppc(), and ff_fmt_convert_init_x86().
| void(* FmtConvertContext::float_to_int16_interleave)(int16_t *dst, const float **src, long len, int channels) |
Convert multiple arrays of float to an interleaved array of int16_t.
Convert floats from in the range [-32768.0,32767.0] to ints without rescaling
| dst | destination array of interleaved int16_t. constraints: 16-byte aligned |
| src | source array of float arrays, one for each channel. constraints: 16-byte aligned |
| len | number of elements to convert. constraints: multiple of 8 |
| channels | number of channels |
Definition at line 86 of file fmtconvert.h.
Referenced by ff_fmt_convert_init(), ff_fmt_convert_init_arm(), ff_fmt_convert_init_mips(), ff_fmt_convert_init_ppc(), and ff_fmt_convert_init_x86().
| void(* FmtConvertContext::float_interleave)(float *dst, const float **src, unsigned int len, int channels) |
Convert multiple arrays of float to an array of interleaved float.
| dst | destination array of interleaved float. constraints: 16-byte aligned |
| src | source array of float arrays, one for each channel. constraints: 16-byte aligned |
| len | number of elements to convert. constraints: multiple of 8 |
| channels | number of channels |
Definition at line 100 of file fmtconvert.h.
Referenced by ff_fmt_convert_init(), and ff_fmt_convert_init_x86().
1.8.2