pool_release_buffer  346 libavutil/buffer.c     ret->buffer->free   = pool_release_buffer;
pool_release_buffer  377 libavutil/buffer.c     ret = av_buffer_create(buf->data, pool->size, pool_release_buffer,
pool_release_buffer  387 libavutil/buffer.c         ret = av_buffer_create(buf->data, pool->size, pool_release_buffer,