mirror of https://git.ffmpeg.org/ffmpeg.git
aacenc_tns: temporarily disable coefficient compression
Hotfix to deal with msvc. Sane compilers lack POSIX ffs(). It only saves a single bit or so and isn't worth it that much. Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
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@ -50,11 +50,11 @@ static inline void conv_to_float(float *arr, int32_t *cof, int num)
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static inline int coef_test_compression(int coef)
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static inline int coef_test_compression(int coef)
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{
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{
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int res = 0;
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int res = 0;
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coef = coef >> 3;
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/*coef = coef >> 3;
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res += ffs(coef);
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res += ffs(coef);
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coef = coef >> 1;
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coef = coef >> 1;
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res += ffs(coef);
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res += ffs(coef);*/
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return res == 1 ? 0 : 1;
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return 0;
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}
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}
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static inline int compress_coef(int *coefs, int num)
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static inline int compress_coef(int *coefs, int num)
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@ -62,7 +62,7 @@ static inline int compress_coef(int *coefs, int num)
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int i, res = 0;
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int i, res = 0;
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for (i = 0; i < num; i++)
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for (i = 0; i < num; i++)
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res += coef_test_compression(coefs[i]);
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res += coef_test_compression(coefs[i]);
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return res != num ? 0 : 1;
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return 0;
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}
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}
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/**
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/**
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