vorbis: Replace sized int_fast integer types with plain int/unsigned.

int/unsigned is the natural memory access type for CPUs, using sized types
for temporary variables, counters and similar just increases code size and
can possibly cause a slowdown.

libavcodec/vorbis.c

@@ -51,14 +51,13 @@ unsigned int ff_vorbis_nth_root(unsigned int x, unsigned int n)
 // the two bits[p] > 32 checks should be redundant, all calling code should
 // already ensure that, but since it allows overwriting the stack it seems
 // reasonable to check redundantly.
-int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, uint_fast32_t num)
+int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, unsigned num)
 {
     uint_fast32_t exit_at_level[33] = {
         404, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
           0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 
-    uint_fast8_t i, j;
-    uint_fast32_t code, p;
+    unsigned i, j, p, code;
 
 #ifdef V_DEBUG
     GetBitContext gb;
@@ -78,8 +77,8 @@ int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, uint_fast32_t num)
         exit_at_level[i+1] = 1 << i;
 
 #ifdef V_DEBUG
-    av_log(NULL, AV_LOG_INFO, " %d. of %d code len %d code %d - ", p, num, bits[p], codes[p]);
-    init_get_bits(&gb, (uint_fast8_t *)&codes[p], bits[p]);
+    av_log(NULL, AV_LOG_INFO, " %u. of %u code len %d code %d - ", p, num, bits[p], codes[p]);
+    init_get_bits(&gb, (uint8_t *)&codes[p], bits[p]);
     for (i = 0; i < bits[p]; ++i)
         av_log(NULL, AV_LOG_INFO, "%s", get_bits1(&gb) ? "1" : "0");
     av_log(NULL, AV_LOG_INFO, "\n");

libavcodec/vorbis.h

@@ -38,7 +38,7 @@ typedef struct {
 
 void ff_vorbis_ready_floor1_list(vorbis_floor1_entry * list, int values);
 unsigned int ff_vorbis_nth_root(unsigned int x, unsigned int n); // x^(1/n)
-int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, uint_fast32_t num);
+int ff_vorbis_len2vlc(uint8_t *bits, uint32_t *codes, unsigned num);
 void ff_vorbis_floor1_render_list(vorbis_floor1_entry * list, int values,
                                   uint_fast16_t * y_list, int * flag,
                                   int multiplier, float * out, int samples);