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lavc/dolby_e: fix make checkheaders warning

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move the the function init_tables() definitions from header file
to .c file to fix make checkheaders warning.

Signed-off-by: Jun Zhao <mypopydev@gmail.com>
This commit is contained in:
Jun Zhao 2018-06-04 21:32:37 +08:00 committed by Jun Zhao
parent 5686c4489a
commit 4030d3d3f4
2 changed files with 87 additions and 86 deletions
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87
libavcodec/dolby_e.c
View File

@ -681,6 +681,93 @@ static av_cold int dolby_e_close(AVCodecContext *avctx)
return 0;
}
static av_cold void init_tables(void)
{
int i, j;
for (i = 1; i < 17; i++)
mantissa_tab1[i][0] = 1.0f / (1 << i - 1);
for (i = 2; i < 16; i++) {
mantissa_tab1[i][1] = 1.0f / ((1 << i) - 1);
mantissa_tab1[i][2] = 0.5f / ((1 << i) - 1);
mantissa_tab1[i][3] = 0.25f / ((1 << i) - 1);
}
mantissa_tab1[i][1] = 0.5f / (1 << 15);
mantissa_tab1[i][2] = 0.75f / (1 << 15);
mantissa_tab1[i][3] = 0.875f / (1 << 15);
for (i = 1; i < 17; i++) {
mantissa_tab2[i][1] = mantissa_tab1[i][0] * 0.5f;
mantissa_tab2[i][2] = mantissa_tab1[i][0] * 0.75f;
mantissa_tab2[i][3] = mantissa_tab1[i][0] * 0.875f;
for (j = 1; j < 4; j++)
mantissa_tab3[i][j] = 1.0f / (1 << i) + 1.0f / (1 << j) - 1.0f / (1 << i + j);
}
mantissa_tab3[1][3] = 0.6875f;
for (i = 0; i < 25; i++) {
exponent_tab[i * 2 ] = 1.0f / (1 << i);
exponent_tab[i * 2 + 1] = M_SQRT1_2 / (1 << i);
}
for (i = 1; i < 1024; i++)
gain_tab[i] = exp2f((i - 960) / 64.0f);
// short 1
ff_kbd_window_init(window, 3.0f, 128);
for (i = 0; i < 128; i++)
window[128 + i] = window[127 - i];
// start
for (i = 0; i < 192; i++)
window[256 + i] = start_window[i];
// short 2
for (i = 0; i < 192; i++)
window[448 + i] = short_window2[i];
for (i = 0; i < 64; i++)
window[640 + i] = window[63 - i];
// short 3
for (i = 0; i < 64; i++)
window[704 + i] = short_window3[i];
for (i = 0; i < 192; i++)
window[768 + i] = window[64 + i];
// bridge
for (i = 0; i < 128; i++)
window[960 + i] = window[i];
for (i = 0; i < 64; i++)
window[1088 + i] = 1.0f;
// long
ff_kbd_window_init(window + 1408, 3.0f, 256);
for (i = 0; i < 640; i++)
window[1664 + i] = 1.0f;
for (i = 0; i < 256; i++)
window[2304 + i] = window[1152 + i] = window[1663 - i];
// reverse start
for (i = 0; i < 192; i++)
window[2560 + i] = window[447 - i];
// reverse short 2
for (i = 0; i < 256; i++)
window[2752 + i] = window[703 - i];
// reverse short 3
for (i = 0; i < 256; i++)
window[3008 + i] = window[959 - i];
// reverse bridge
for (i = 0; i < 448; i++)
window[3264 + i] = window[1407 - i];
}
static av_cold int dolby_e_init(AVCodecContext *avctx)
{
static AVOnce init_once = AV_ONCE_INIT;

86
libavcodec/dolby_e.h
View File

@ -644,90 +644,4 @@ static float gain_tab[1024];
DECLARE_ALIGNED(32, static float, window)[3712];
static av_cold void init_tables(void)
{
int i, j;
for (i = 1; i < 17; i++)
mantissa_tab1[i][0] = 1.0f / (1 << i - 1);
for (i = 2; i < 16; i++) {
mantissa_tab1[i][1] = 1.0f / ((1 << i) - 1);
mantissa_tab1[i][2] = 0.5f / ((1 << i) - 1);
mantissa_tab1[i][3] = 0.25f / ((1 << i) - 1);
}
mantissa_tab1[i][1] = 0.5f / (1 << 15);
mantissa_tab1[i][2] = 0.75f / (1 << 15);
mantissa_tab1[i][3] = 0.875f / (1 << 15);
for (i = 1; i < 17; i++) {
mantissa_tab2[i][1] = mantissa_tab1[i][0] * 0.5f;
mantissa_tab2[i][2] = mantissa_tab1[i][0] * 0.75f;
mantissa_tab2[i][3] = mantissa_tab1[i][0] * 0.875f;
for (j = 1; j < 4; j++)
mantissa_tab3[i][j] = 1.0f / (1 << i) + 1.0f / (1 << j) - 1.0f / (1 << i + j);
}
mantissa_tab3[1][3] = 0.6875f;
for (i = 0; i < 25; i++) {
exponent_tab[i * 2 ] = 1.0f / (1 << i);
exponent_tab[i * 2 + 1] = M_SQRT1_2 / (1 << i);
}
for (i = 1; i < 1024; i++)
gain_tab[i] = exp2f((i - 960) / 64.0f);
// short 1
ff_kbd_window_init(window, 3.0f, 128);
for (i = 0; i < 128; i++)
window[128 + i] = window[127 - i];
// start
for (i = 0; i < 192; i++)
window[256 + i] = start_window[i];
// short 2
for (i = 0; i < 192; i++)
window[448 + i] = short_window2[i];
for (i = 0; i < 64; i++)
window[640 + i] = window[63 - i];
// short 3
for (i = 0; i < 64; i++)
window[704 + i] = short_window3[i];
for (i = 0; i < 192; i++)
window[768 + i] = window[64 + i];
// bridge
for (i = 0; i < 128; i++)
window[960 + i] = window[i];
for (i = 0; i < 64; i++)
window[1088 + i] = 1.0f;
// long
ff_kbd_window_init(window + 1408, 3.0f, 256);
for (i = 0; i < 640; i++)
window[1664 + i] = 1.0f;
for (i = 0; i < 256; i++)
window[2304 + i] = window[1152 + i] = window[1663 - i];
// reverse start
for (i = 0; i < 192; i++)
window[2560 + i] = window[447 - i];
// reverse short 2
for (i = 0; i < 256; i++)
window[2752 + i] = window[703 - i];
// reverse short 3
for (i = 0; i < 256; i++)
window[3008 + i] = window[959 - i];
// reverse bridge
for (i = 0; i < 448; i++)
window[3264 + i] = window[1407 - i];
}
#endif