avcodec/internal: Move FF_SIGNBIT and ff_log2_run to mathops.h

It is a more fitting place for them.
Also move the definition of ff_log2_run to mathtables.c.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

libavcodec/aptx.c

@@ -21,7 +21,7 @@
  */
 
 #include "aptx.h"
-#include "internal.h"
+#include "mathops.h"
 
 
 static const int32_t quantize_intervals_LF[65] = {

libavcodec/bitstream.c

@@ -36,15 +36,6 @@
 #include "libavutil/intreadwrite.h"
 #include "put_bits.h"
 
-const uint8_t ff_log2_run[41]={
- 0, 0, 0, 0, 1, 1, 1, 1,
- 2, 2, 2, 2, 3, 3, 3, 3,
- 4, 4, 5, 5, 6, 6, 7, 7,
- 8, 9,10,11,12,13,14,15,
-16,17,18,19,20,21,22,23,
-24,
-};
-
 void ff_put_string(PutBitContext *pb, const char *string, int terminate_string)
 {
     while (*string) {

libavcodec/cavs.c

@@ -25,14 +25,10 @@
  * @author Stefan Gehrer <stefan.gehrer@gmx.de>
  */
 
-#include "libavutil/mem_internal.h"
-
 #include "avcodec.h"
-#include "get_bits.h"
 #include "golomb.h"
 #include "h264chroma.h"
 #include "idctdsp.h"
-#include "internal.h"
 #include "mathops.h"
 #include "qpeldsp.h"
 #include "cavs.h"

libavcodec/cavsdec.c

@@ -32,6 +32,7 @@
 #include "cavs.h"
 #include "codec_internal.h"
 #include "internal.h"
+#include "mathops.h"
 #include "mpeg12data.h"
 #include "startcode.h"
 

libavcodec/dnxhdenc.c

@@ -33,7 +33,7 @@
 #include "codec_internal.h"
 #include "encode.h"
 #include "fdctdsp.h"
-#include "internal.h"
+#include "mathops.h"
 #include "mpegvideo.h"
 #include "mpegvideoenc.h"
 #include "pixblockdsp.h"

libavcodec/ffv1dec.c

@@ -32,7 +32,6 @@
 #include "libavutil/pixdesc.h"
 #include "avcodec.h"
 #include "codec_internal.h"
-#include "internal.h"
 #include "get_bits.h"
 #include "rangecoder.h"
 #include "golomb.h"

libavcodec/ffv1enc.c

@@ -35,7 +35,6 @@
 #include "avcodec.h"
 #include "encode.h"
 #include "codec_internal.h"
-#include "internal.h"
 #include "put_bits.h"
 #include "put_golomb.h"
 #include "rangecoder.h"

libavcodec/internal.h

@@ -44,8 +44,6 @@
 
 #define FF_SANE_NB_CHANNELS 512U
 
-#define FF_SIGNBIT(x) ((x) >> CHAR_BIT * sizeof(x) - 1)
-
 #if HAVE_SIMD_ALIGN_64
 #   define STRIDE_ALIGN 64 /* AVX-512 */
 #elif HAVE_SIMD_ALIGN_32
@@ -159,8 +157,6 @@ typedef struct AVCodecInternal {
     AVChannelLayout initial_ch_layout;
 } AVCodecInternal;
 
-extern const uint8_t ff_log2_run[41];
-
 /**
  * Return the index into tab at which {a,b} match elements {[0],[1]} of tab.
  * If there is no such matching pair then size is returned.

libavcodec/jpeglsdec.c

@@ -29,9 +29,7 @@
 #include "codec_internal.h"
 #include "get_bits.h"
 #include "golomb.h"
-#include "internal.h"
 #include "mathops.h"
-#include "mjpeg.h"
 #include "mjpegdec.h"
 #include "jpegls.h"
 #include "jpeglsdec.h"

libavcodec/jpeglsenc.c

@@ -34,7 +34,6 @@
 #include "get_bits.h"
 #include "put_bits.h"
 #include "put_golomb.h"
-#include "internal.h"
 #include "mathops.h"
 #include "mjpeg.h"
 #include "jpegls.h"

libavcodec/mathops.h

@@ -30,6 +30,7 @@
 #define MAX_NEG_CROP 1024
 
 extern const uint32_t ff_inverse[257];
+extern const uint8_t ff_log2_run[41];
 extern const uint8_t ff_sqrt_tab[256];
 extern const uint8_t ff_crop_tab[256 + 2 * MAX_NEG_CROP];
 extern const uint8_t ff_zigzag_direct[64];
@@ -125,6 +126,8 @@ static inline av_const int median4(int a, int b, int c, int d)
 }
 #endif
 
+#define FF_SIGNBIT(x) ((x) >> CHAR_BIT * sizeof(x) - 1)
+
 #ifndef sign_extend
 static inline av_const int sign_extend(int val, unsigned bits)
 {

libavcodec/mathtables.c

@@ -112,3 +112,12 @@ const uint8_t ff_zigzag_scan[16+1] = {
     1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4,
     3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4,
 };
+
+const uint8_t ff_log2_run[41] = {
+ 0,  0,  0,  0,  1,  1,  1,  1,
+ 2,  2,  2,  2,  3,  3,  3,  3,
+ 4,  4,  5,  5,  6,  6,  7,  7,
+ 8,  9, 10, 11, 12, 13, 14, 15,
+16, 17, 18, 19, 20, 21, 22, 23,
+24,
+};