diff --git a/libavcodec/audiodsp.c b/libavcodec/audiodsp.c index c5427d3535..9e83f06aaa 100644 --- a/libavcodec/audiodsp.c +++ b/libavcodec/audiodsp.c @@ -38,41 +38,35 @@ static inline float clipf_c_one(float a, uint32_t mini, static void vector_clipf_c_opposite_sign(float *dst, const float *src, float min, float max, int len) { - int i; uint32_t mini = av_float2int(min); uint32_t maxi = av_float2int(max); uint32_t maxisign = maxi ^ (1U << 31); - for (i = 0; i < len; i += 8) { - dst[i + 0] = clipf_c_one(src[i + 0], mini, maxi, maxisign); - dst[i + 1] = clipf_c_one(src[i + 1], mini, maxi, maxisign); - dst[i + 2] = clipf_c_one(src[i + 2], mini, maxi, maxisign); - dst[i + 3] = clipf_c_one(src[i + 3], mini, maxi, maxisign); - dst[i + 4] = clipf_c_one(src[i + 4], mini, maxi, maxisign); - dst[i + 5] = clipf_c_one(src[i + 5], mini, maxi, maxisign); - dst[i + 6] = clipf_c_one(src[i + 6], mini, maxi, maxisign); - dst[i + 7] = clipf_c_one(src[i + 7], mini, maxi, maxisign); + for (int i = 0; i < len; i += 8) { + float tmp[8]; + + for (int j = 0; j < 8; j++) + tmp[j]= clipf_c_one(src[i + j], mini, maxi, maxisign); + for (int j = 0; j < 8; j++) + dst[i + j] = tmp[j]; } } static void vector_clipf_c(float *dst, const float *src, int len, float min, float max) { - int i; - if (min < 0 && max > 0) { vector_clipf_c_opposite_sign(dst, src, min, max, len); - } else { - for (i = 0; i < len; i += 8) { - dst[i] = av_clipf(src[i], min, max); - dst[i + 1] = av_clipf(src[i + 1], min, max); - dst[i + 2] = av_clipf(src[i + 2], min, max); - dst[i + 3] = av_clipf(src[i + 3], min, max); - dst[i + 4] = av_clipf(src[i + 4], min, max); - dst[i + 5] = av_clipf(src[i + 5], min, max); - dst[i + 6] = av_clipf(src[i + 6], min, max); - dst[i + 7] = av_clipf(src[i + 7], min, max); - } + return; + } + + for (int i = 0; i < len; i += 8) { + float tmp[8]; + + for (int j = 0; j < 8; j++) + tmp[j]= av_clipf(src[i + j], min, max); + for (int j = 0; j < 8; j++) + dst[i + j] = tmp[j]; } }