Remove DECLARE_ALIGNED_{8,16} macros

[ffmpeg] / libavutil / fifo.h

diff --git a/libavutil/fifo.h b/libavutil/fifo.h
index 4c3a5289f085a75db10d356b23f1f4dee44dd937..68ed064c1d5b98197d590cae5554159b3321f80d 100644 (file)
--- a/libavutil/fifo.h
+++ b/libavutil/fifo.h
@@ -47,6 +47,12 @@ AVFifoBuffer *av_fifo_alloc(unsigned int size);
  */
 void av_fifo_free(AVFifoBuffer *f);
 
+/**
+ * Resets the AVFifoBuffer to the state right after av_fifo_alloc, in particular it is emptied.
+ * @param *f AVFifoBuffer to reset
+ */
+void av_fifo_reset(AVFifoBuffer *f);
+
 /**
  * Returns the amount of data in bytes in the AVFifoBuffer, that is the
  * amount of data you can read from it.
@@ -56,12 +62,12 @@ void av_fifo_free(AVFifoBuffer *f);
 int av_fifo_size(AVFifoBuffer *f);
 
 /**
- * Reads data from an AVFifoBuffer.
- * @param *f AVFifoBuffer to read from
- * @param *buf data destination
- * @param buf_size number of bytes to read
+ * Returns the amount of space in bytes in the AVFifoBuffer, that is the
+ * amount of data you can write into it.
+ * @param *f AVFifoBuffer to write into
+ * @return size
  */
-int av_fifo_read(AVFifoBuffer *f, uint8_t *buf, int buf_size);
+int av_fifo_space(AVFifoBuffer *f);
 
 /**
  * Feeds data from an AVFifoBuffer to a user-supplied callback.
@@ -70,22 +76,13 @@ int av_fifo_read(AVFifoBuffer *f, uint8_t *buf, int buf_size);
  * @param *func generic read function
  * @param *dest data destination
  */
-int av_fifo_generic_read(AVFifoBuffer *f, int buf_size, void (*func)(void*, void*, int), void* dest);
-
-#if LIBAVUTIL_VERSION_MAJOR < 50
-/**
- * Writes data into an AVFifoBuffer.
- * @param *f AVFifoBuffer to write to
- * @param *buf data source
- * @param size data size
- */
-attribute_deprecated void av_fifo_write(AVFifoBuffer *f, const uint8_t *buf, int size);
-#endif
+int av_fifo_generic_read(AVFifoBuffer *f, void *dest, int buf_size, void (*func)(void*, void*, int));
 
 /**
  * Feeds data from a user-supplied callback to an AVFifoBuffer.
  * @param *f AVFifoBuffer to write to
- * @param *src data source
+ * @param *src data source; non-const since it may be used as a
+ * modifiable context by the function defined in func
  * @param size number of bytes to write
  * @param *func generic write function; the first parameter is src,
  * the second is dest_buf, the third is dest_buf_size.
@@ -96,16 +93,6 @@ attribute_deprecated void av_fifo_write(AVFifoBuffer *f, const uint8_t *buf, int
  */
 int av_fifo_generic_write(AVFifoBuffer *f, void *src, int size, int (*func)(void*, void*, int));
 
-#if LIBAVUTIL_VERSION_MAJOR < 50
-/**
- * Resizes an AVFifoBuffer.
- * @param *f AVFifoBuffer to resize
- * @param size new AVFifoBuffer size in bytes
- * @see av_fifo_realloc2()
- */
-attribute_deprecated void av_fifo_realloc(AVFifoBuffer *f, unsigned int size);
-#endif
-
 /**
  * Resizes an AVFifoBuffer.
  * @param *f AVFifoBuffer to resize