*/
#define LIBAVUTIL_VERSION_MAJOR 51
-#define LIBAVUTIL_VERSION_MINOR 51
+#define LIBAVUTIL_VERSION_MINOR 52
#define LIBAVUTIL_VERSION_MICRO 100
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
return 0;
}
+int av_fifo_grow(AVFifoBuffer *f, unsigned int size)
+{
+ unsigned int old_size = f->end - f->buffer;
+ if(size + (unsigned)av_fifo_size(f) < size)
+ return AVERROR(EINVAL);
+
+ size += av_fifo_size(f);
+
+ if (old_size < size)
+ return av_fifo_realloc2(f, FFMAX(size, 2*size));
+ return 0;
+}
+
// src must NOT be const as it can be a context for func that may need updating (like a pointer or byte counter)
int av_fifo_generic_write(AVFifoBuffer *f, void *src, int size, int (*func)(void*, void*, int))
{
*/
int av_fifo_realloc2(AVFifoBuffer *f, unsigned int size);
+/**
+ * Enlarge an AVFifoBuffer.
+ * In case of reallocation failure, the old FIFO is kept unchanged.
+ * The new fifo size may be larger than the requested size.
+ *
+ * @param f AVFifoBuffer to resize
+ * @param additional_space the amount of space in bytes to allocate in addition to av_fifo_size()
+ * @return <0 for failure, >=0 otherwise
+ */
+int av_fifo_grow(AVFifoBuffer *f, unsigned int additional_space);
+
/**
* Read and discard the specified amount of data from an AVFifoBuffer.
* @param f AVFifoBuffer to read from