Function renaming. Solves some namespace conflicts

Originally committed as revision 1478 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/a52dec.c

@@ -98,12 +98,12 @@ static int a52_decode_init(AVCodecContext *avctx)
 #else
     /* static linked version */
     s->handle = 0;
-    s->a52_init = a52_init;
-    s->a52_samples = a52_samples;
-    s->a52_syncinfo = a52_syncinfo;
-    s->a52_frame = a52_frame;
-    s->a52_block = a52_block;
-    s->a52_free = a52_free;
+    s->a52_init = ff_a52_init;
+    s->a52_samples = ff_a52_samples;
+    s->a52_syncinfo = ff_a52_syncinfo;
+    s->a52_frame = ff_a52_frame;
+    s->a52_block = ff_a52_block;
+    s->a52_free = ff_a52_free;
 #endif
     s->state = s->a52_init(0); /* later use CPU flags */
     s->samples = s->a52_samples(s->state);

libavcodec/liba52/a52.h

@@ -50,15 +50,15 @@ typedef struct a52_state_s a52_state_t;
 #define A52_LFE 16
 #define A52_ADJUST_LEVEL 32
 
-a52_state_t * a52_init (uint32_t mm_accel);
-sample_t * a52_samples (a52_state_t * state);
-int a52_syncinfo (uint8_t * buf, int * flags,
+extern a52_state_t * ff_a52_init (uint32_t mm_accel);
+extern sample_t * ff_a52_samples (a52_state_t * state);
+extern int ff_a52_syncinfo (uint8_t * buf, int * flags,
 		  int * sample_rate, int * bit_rate);
-int a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
+extern int ff_a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
 	       sample_t * level, sample_t bias);
-void a52_dynrng (a52_state_t * state,
+extern void ff_a52_dynrng (a52_state_t * state,
 		 sample_t (* call) (sample_t, void *), void * data);
-int a52_block (a52_state_t * state);
-void a52_free (a52_state_t * state);
+extern int ff_a52_block (a52_state_t * state);
+extern void ff_a52_free (a52_state_t * state);
 
 #endif /* A52_H */

libavcodec/liba52/parse.c

@@ -45,7 +45,7 @@ typedef struct {
 
 static uint8_t halfrate[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3};
 
-a52_state_t * a52_init (uint32_t mm_accel)
+a52_state_t * ff_a52_init (uint32_t mm_accel)
 {
     a52_state_t * state;
     int i;
@@ -70,12 +70,12 @@ a52_state_t * a52_init (uint32_t mm_accel)
     return state;
 }
 
-sample_t * a52_samples (a52_state_t * state)
+sample_t * ff_a52_samples (a52_state_t * state)
 {
     return state->samples;
 }
 
-int a52_syncinfo (uint8_t * buf, int * flags,
+int ff_a52_syncinfo (uint8_t * buf, int * flags,
 		  int * sample_rate, int * bit_rate)
 {
     static int rate[] = { 32,  40,  48,  56,  64,  80,  96, 112,
@@ -120,7 +120,7 @@ int a52_syncinfo (uint8_t * buf, int * flags,
     }
 }
 
-int a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
+int ff_a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
 	       sample_t * level, sample_t bias)
 {
     static sample_t clev[4] = {LEVEL_3DB, LEVEL_45DB, LEVEL_6DB, LEVEL_45DB};
@@ -192,7 +192,7 @@ int a52_frame (a52_state_t * state, uint8_t * buf, int * flags,
     return 0;
 }
 
-void a52_dynrng (a52_state_t * state,
+void ff_a52_dynrng (a52_state_t * state,
 		 sample_t (* call) (sample_t, void *), void * data)
 {
     state->dynrnge = 0;
@@ -512,7 +512,7 @@ static void coeff_get_coupling (a52_state_t * state, int nfchans,
     }
 }
 
-int a52_block (a52_state_t * state)
+int ff_a52_block (a52_state_t * state)
 {
     static const uint8_t nfchans_tbl[] = {2, 1, 2, 3, 3, 4, 4, 5, 1, 1, 2};
     static int rematrix_band[4] = {25, 37, 61, 253};
@@ -887,7 +887,7 @@ int a52_block (a52_state_t * state)
     return 0;
 }
 
-void a52_free (a52_state_t * state)
+void ff_a52_free (a52_state_t * state)
 {
     free (state->samples);
     free (state);