simplify osx_write_pre_select()
[paraslash.git] / osx_writer.c
index e7fecc8..4b505f0 100644 (file)
@@ -99,9 +99,9 @@ static void fill_buffer(osx_buffer *b, short *source, long size)
 {
        float *dest;
 
-       PARA_INFO_LOG("%ld\n", size);
        if (b->remaining) /* Non empty buffer, must still be playing */
                return;
+       PARA_INFO_LOG("%ld\n", size);
        if (b->size != size) {
                /*
                 * Hey! What's that? Coudn't this buffer size be fixed
@@ -113,9 +113,14 @@ static void fill_buffer(osx_buffer *b, short *source, long size)
                b->size = size;
        }
        dest = b->buffer;
-       while (size--)
+       while (size--) {
+               char *tmp = (char *)source;
+               char c = *tmp;
+               *tmp = *(tmp + 1);
+               *(tmp + 1) = c;
                /* *dest++ = ((*source++) + 32768) / 65536.0; */
                *dest++ = (*source++) / 32768.0;
+       }
        b->ptr = b->buffer;
        b->remaining = b->size;
 }
@@ -144,6 +149,7 @@ static OSStatus osx_callback(void * inClientData,
                                        /* wait for the results */
                                        usleep(2000);
                        }
+                       PARA_INFO_LOG("buf %p: n = %ld, m= %ld\n", powd->from->buffer, n, m);
                        /*
                         * we dump what we can. In fact, just the necessary
                         * should be sufficient
@@ -208,8 +214,8 @@ static int osx_writer_open(struct writer_node *wn)
        format.mFormatID = kAudioFormatLinearPCM;
        /* flags specific to each format */
        format.mFormatFlags = kLinearPCMFormatFlagIsFloat
-               | kLinearPCMFormatFlagIsBigEndian
-               | kLinearPCMFormatFlagIsPacked;
+               | kLinearPCMFormatFlagIsPacked
+               | kLinearPCMFormatFlagIsBigEndian;
        /*
         * We produce 2-channel audio. Now if we have a mega-super-hyper card for our
         * audio, it is its problem to convert it to 8-, 16-, 32- or 1024-channel data.
@@ -239,7 +245,7 @@ static int osx_writer_open(struct writer_node *wn)
                        kAudioUnitScope_Input, 0, &inputCallback,
                        sizeof(inputCallback)) < 0)
                goto e3;
-       return 0;
+       return 1;
 e3:
        destroy_buffers(powd);
 e2:
@@ -285,7 +291,7 @@ static int osx_write_post_select(__a_unused struct sched *s,
        struct writer_node_group *wng = wn->wng;
        short *data = (short*)wng->buf + wn->written;
 
-       if (!*wng->loaded)
+       if (*wng->loaded <= wn->written)
                return 1;
        if (powd->to->remaining) /* Non empty buffer, must still be playing */
                return 1;
@@ -300,15 +306,8 @@ static int osx_write_post_select(__a_unused struct sched *s,
        return 1;
 }
 
-static int osx_write_pre_select(struct sched *s, struct writer_node *wn)
+static int osx_write_pre_select(struct sched *s, __a_unused struct writer_node *wn)
 {
-       struct writer_node_group *wng = wn->wng;
-       struct private_osx_writer_data *powd = wn->private_data;
-
-//     if (!*wng->loaded)
-//             return 1;
-//     if (powd->to->remaining) /* Non empty buffer, must still be playing */
-//             return 1;
        s->timeout.tv_sec = 0;
        s->timeout.tv_usec = 20;
        return 1;