@@ -15,6 +15,9 @@ libavutil: 2017-10-21
API changes, most recent first:
+2019-12-xx - xxxxxxxxxx - lavu 56.37.100 - buffer.h
+ Add av_buffer_pool_buffer_get_opaque().
+
2019-11-17 - 1c23abc88f - lavu 56.36.100 - eval API
Add av_expr_count_vars().
@@ -20,6 +20,7 @@
#include <stdint.h>
#include <string.h>
+#include "avassert.h"
#include "buffer_internal.h"
#include "common.h"
#include "mem.h"
@@ -355,3 +356,10 @@ AVBufferRef *av_buffer_pool_get(AVBufferPool *pool)
return ret;
}
+
+void *av_buffer_pool_buffer_get_opaque(AVBufferRef *ref)
+{
+ BufferPoolEntry *buf = ref->buffer->opaque;
+ av_assert0(buf);
+ return buf->opaque;
+}
@@ -284,6 +284,19 @@ void av_buffer_pool_uninit(AVBufferPool **pool);
*/
AVBufferRef *av_buffer_pool_get(AVBufferPool *pool);
+/**
+ * Query the original opaque parameter of an allocated buffer in the pool.
+ *
+ * @param ref a buffer reference to a buffer returned by av_buffer_pool_get.
+ * @return the opaque parameter set by the buffer allocator function of the
+ * buffer pool.
+ *
+ * @note the opaque parameter of ref is used by the buffer pool implementation,
+ * therefore you have to use this function to access the original opaque
+ * parameter of an allocated buffer.
+ */
+void *av_buffer_pool_buffer_get_opaque(AVBufferRef *ref);
+
/**
* @}
*/
@@ -79,8 +79,8 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 56
-#define LIBAVUTIL_VERSION_MINOR 36
-#define LIBAVUTIL_VERSION_MICRO 101
+#define LIBAVUTIL_VERSION_MINOR 37
+#define LIBAVUTIL_VERSION_MICRO 100
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \
In order to access the original opaque parameter of a buffer in the buffer pool. (The buffer pool implementation overrides the normal opaque parameter but also saves it so it is accessible). v2: add assertion check before dereferencing the BufferPoolEntry. Signed-off-by: Marton Balint <cus@passwd.hu> --- doc/APIchanges | 3 +++ libavutil/buffer.c | 8 ++++++++ libavutil/buffer.h | 13 +++++++++++++ libavutil/version.h | 4 ++-- 4 files changed, 26 insertions(+), 2 deletions(-)