version = 3, removed flac support, only ao type is supported from now, i.e. channel interleaved samples

ao-play-async/ao_playasync.c

@@ -579,44 +579,6 @@ void ao_stop_async(void *ao_handle)
     fprintf(stderr, "async handle freed\n");
 }
 
-/*
-(define (abs x) (if (>= x 0) x (* x -1)))
-
-(define (make-sample-bytes sample bytes-per-sample endianess)
-  (letrec ((mk (lambda (i d)
-                 (if (< i bytes-per-sample)
-                     (cons (bitwise-and d 255)
-                           (mk (+ i 1) (arithmetic-shift d -8)))
-                     '()))))
-    (let ((bytes (mk 0 sample)))
-      (if (eq? endianess 'big-endian)
-          (reverse bytes)
-          bytes))))
-
-         ;(get-sample (lambda (k channel)
-         ;              (let ((chan-buf (list-ref buffer channel)))
-         ;                (vector-ref chan-buf k))))
-         )
-    ;(letrec ((i 0)
-    ;         (fill (lambda (k channel)
-    ;                 (if (< k buf-len)
-    ;                     (if (< channel channels)
-    ;                         (let* ((sample (get-sample k channel))
-    ;                                (bytes (make-sample-bytes sample bytes-per-sample endianess))
-    ;                                )
-    ;                           (for-each (lambda (byte)
-    ;                                       (ptr-set! audio _byte i byte)
-    ;                                       (set! i (+ i 1)))
-    ;                                     bytes)
-    ;                           ;; process sample
-    ;                           (fill k (+ channel 1)))
-    ;                         (fill (+ k 1) 0))
-    ;                     'filled))
-    ;               ))
-    ;  (fill 0 0)
-
-*/
-
 #define AO_FMT_LITTLE 1
 #define AO_FMT_BIG    2
 #define AO_FMT_NATIVE 4
@@ -640,87 +602,18 @@ static inline void make_sample_bytes(int32_t sample, int bytes_per_sample, int b
   }
 }
 
-void *convertFlac(void *mem, int buf_len, BufferInfo_t *info, int *audio_size)
-{
-  // buf_size equals number of samples of 32bit for all channels. So buf_size for flac = 4 * buf_len * channels
-
-  int bytes = info->sample_bits / 8;
-  int endianess = info->endiannes;
-
-  int little_endian = (endianess == AO_FMT_LITTLE);
-  if (!little_endian && endianess == AO_FMT_NATIVE) little_endian = littleEndian();
-  int big_endian = !little_endian;
-
-  int store_size = info->channels * bytes * buf_len;
-  unsigned char *new_mem = (unsigned char *) malloc(store_size);
-  *audio_size = store_size;
-  int32_t **buffer = (int32_t **) mem;
-  int i, k, channel;
-
-  i = 0;
-  for(k = 0; k < buf_len; k++) {
-    for(channel = 0; channel < info->channels; channel++) {
-      int32_t *chan = buffer[channel];
-      int32_t sample = chan[k];
-      unsigned char b[4];
-      make_sample_bytes(sample, bytes, big_endian, b);
-      for(int j = 0; j < bytes; j++) {
-        new_mem[i++] = b[j];
-      }
-    }
-  }
-
-  return (void *) new_mem;
-}
-
 void ao_play_async(void *ao_handle, int music_id, double at_second, double music_duration, int buf_size, void *mem, BufferInfo_t info)
 {
     AO_Handle *h = (AO_Handle *) ao_handle;
 
     Queue_t *q = NULL;
 
-    switch(info.type) {
-      case flac: {
-        int store_size = 0;
-        void *store_mem = convertFlac(mem, buf_size, &info, &store_size);
-
-        int ao_size = 0;
-        void *ao_mem = convert_req_to_real(ao_handle, store_mem, store_size, &info, &ao_size);
-
-        q = new_elem(PLAY, music_id, at_second, music_duration, ao_size, ao_mem);
-
-        free(store_mem);
-        free(ao_mem);
-      }
-      break;
-      case ao: {
     int ao_size = 0;
     void *ao_mem = convert_req_to_real(ao_handle, mem, buf_size, &info, &ao_size);
 
     q = new_elem(PLAY, music_id, at_second, music_duration, ao_size, ao_mem);
 
     free(ao_mem);
-      }
-      break;
-      case mpg123: {
-        static int warned = 0;
-        if (!warned) {
-          warned = 1;
-          fprintf(stderr, "format mpg123 not supported yet\n");
-        }
-        return;
-      }
-      break;
-      case ao_ogg: {
-        static int warned = 0;
-        if (!warned) {
-          warned = 1;
-          fprintf(stderr, "format ao_ogg not supported yet\n");
-        }
-        return;
-      }
-      break;
-    }
 
     add(h, q);
 }

ao-play-async/ao_playasync.h

@@ -11,7 +11,7 @@
 #define AOPLAYASYNC_EXPORT extern
 #endif
 
-#define VERSION 2
+#define VERSION 3
 
 typedef enum {
     ao = 1,