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-rw-r--r--src/pipe.c86
1 files changed, 43 insertions, 43 deletions
diff --git a/src/pipe.c b/src/pipe.c
index 17b018ff1..f1853dbac 100644
--- a/src/pipe.c
+++ b/src/pipe.c
@@ -24,41 +24,41 @@
#include <assert.h>
#include <string.h>
-struct music_pipe ob;
+struct music_pipe music_pipe;
void
music_pipe_init(unsigned int size, struct notify *notify)
{
assert(size > 0);
- ob.chunks = g_new(struct music_chunk, size);
- ob.size = size;
- ob.begin = 0;
- ob.end = 0;
- ob.lazy = false;
- ob.notify = notify;
- ob.chunks[0].chunkSize = 0;
+ music_pipe.chunks = g_new(struct music_chunk, size);
+ music_pipe.size = size;
+ music_pipe.begin = 0;
+ music_pipe.end = 0;
+ music_pipe.lazy = false;
+ music_pipe.notify = notify;
+ music_pipe.chunks[0].chunkSize = 0;
}
void music_pipe_free(void)
{
- assert(ob.chunks != NULL);
- g_free(ob.chunks);
+ assert(music_pipe.chunks != NULL);
+ g_free(music_pipe.chunks);
}
void music_pipe_clear(void)
{
- ob.end = ob.begin;
- ob.chunks[ob.end].chunkSize = 0;
+ music_pipe.end = music_pipe.begin;
+ music_pipe.chunks[music_pipe.end].chunkSize = 0;
}
/** return the index of the chunk after i */
static inline unsigned successor(unsigned i)
{
- assert(i <= ob.size);
+ assert(i <= music_pipe.size);
++i;
- return i == ob.size ? 0 : i;
+ return i == music_pipe.size ? 0 : i;
}
/**
@@ -67,27 +67,27 @@ static inline unsigned successor(unsigned i)
*/
static void output_buffer_expand(unsigned i)
{
- int was_empty = ob.notify != NULL && (!ob.lazy || music_pipe_is_empty());
+ int was_empty = music_pipe.notify != NULL && (!music_pipe.lazy || music_pipe_is_empty());
- assert(i == (ob.end + 1) % ob.size);
- assert(i != ob.end);
+ assert(i == (music_pipe.end + 1) % music_pipe.size);
+ assert(i != music_pipe.end);
- ob.end = i;
- ob.chunks[i].chunkSize = 0;
+ music_pipe.end = i;
+ music_pipe.chunks[i].chunkSize = 0;
if (was_empty)
/* if the buffer was empty, the player thread might be
waiting for us; wake it up now that another decoded
buffer has become available. */
- notify_signal(ob.notify);
+ notify_signal(music_pipe.notify);
}
void music_pipe_flush(void)
{
- struct music_chunk *chunk = music_pipe_get_chunk(ob.end);
+ struct music_chunk *chunk = music_pipe_get_chunk(music_pipe.end);
if (chunk->chunkSize > 0) {
- unsigned int next = successor(ob.end);
- if (next == ob.begin)
+ unsigned int next = successor(music_pipe.end);
+ if (next == music_pipe.begin)
/* all buffers are full; we have to wait for
the player to free one, so don't flush
right now */
@@ -99,43 +99,43 @@ void music_pipe_flush(void)
void music_pipe_set_lazy(bool lazy)
{
- ob.lazy = lazy;
+ music_pipe.lazy = lazy;
}
void music_pipe_shift(void)
{
- assert(ob.begin != ob.end);
- assert(ob.begin < ob.size);
+ assert(music_pipe.begin != music_pipe.end);
+ assert(music_pipe.begin < music_pipe.size);
- ob.begin = successor(ob.begin);
+ music_pipe.begin = successor(music_pipe.begin);
}
unsigned int music_pipe_relative(const unsigned i)
{
- if (i >= ob.begin)
- return i - ob.begin;
+ if (i >= music_pipe.begin)
+ return i - music_pipe.begin;
else
- return i + ob.size - ob.begin;
+ return i + music_pipe.size - music_pipe.begin;
}
unsigned music_pipe_available(void)
{
- return music_pipe_relative(ob.end);
+ return music_pipe_relative(music_pipe.end);
}
int music_pipe_absolute(const unsigned relative)
{
unsigned i, max;
- max = ob.end;
- if (max < ob.begin)
- max += ob.size;
- i = (unsigned)ob.begin + relative;
+ max = music_pipe.end;
+ if (max < music_pipe.begin)
+ max += music_pipe.size;
+ i = (unsigned)music_pipe.begin + relative;
if (i >= max)
return -1;
- if (i >= ob.size)
- i -= ob.size;
+ if (i >= music_pipe.size)
+ i -= music_pipe.size;
return (int)i;
}
@@ -143,9 +143,9 @@ int music_pipe_absolute(const unsigned relative)
struct music_chunk *
music_pipe_get_chunk(const unsigned i)
{
- assert(i < ob.size);
+ assert(i < music_pipe.size);
- return &ob.chunks[i];
+ return &music_pipe.chunks[i];
}
/**
@@ -160,12 +160,12 @@ tail_chunk(float data_time, uint16_t bitRate, size_t frame_size)
unsigned int next;
struct music_chunk *chunk;
- chunk = music_pipe_get_chunk(ob.end);
+ chunk = music_pipe_get_chunk(music_pipe.end);
assert(chunk->chunkSize <= sizeof(chunk->data));
if (chunk->chunkSize + frame_size > sizeof(chunk->data)) {
/* this chunk is full; allocate a new chunk */
- next = successor(ob.end);
- if (ob.begin == next)
+ next = successor(music_pipe.end);
+ if (music_pipe.begin == next)
/* no chunks available */
return NULL;
@@ -227,5 +227,5 @@ void music_pipe_skip(unsigned num)
{
int i = music_pipe_absolute(num);
if (i >= 0)
- ob.begin = i;
+ music_pipe.begin = i;
}